diff --git a/tests/qemuxml2argvdata/audio-alsa-best.x86_64-4.1.0.args b/tests/qemuxml2argvdata/audio-alsa-best.x86_64-4.1.0.args
index 0199eb9edd..a25b57cdd7 100644
--- a/tests/qemuxml2argvdata/audio-alsa-best.x86_64-4.1.0.args
+++ b/tests/qemuxml2argvdata/audio-alsa-best.x86_64-4.1.0.args
@@ -20,7 +20,7 @@ QEMU_AUDIO_DAC_FIXED_CHANNELS=4 \
 QEMU_AUDIO_DAC_FIXED_FMT=f32 \
 QEMU_AUDIO_ADC_DEV=/dev/dsp0 \
 QEMU_AUDIO_DAC_DEV=/dev/dsp1 \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/audio-alsa-best.x86_64-latest.args b/tests/qemuxml2argvdata/audio-alsa-best.x86_64-latest.args
index 06aaace7d2..563c33af45 100644
--- a/tests/qemuxml2argvdata/audio-alsa-best.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/audio-alsa-best.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/audio-alsa-best.xml b/tests/qemuxml2argvdata/audio-alsa-best.xml
index 8fe7b2fe88..29283ab7d2 100644
--- a/tests/qemuxml2argvdata/audio-alsa-best.xml
+++ b/tests/qemuxml2argvdata/audio-alsa-best.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='cdrom'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/cdrom'/>
diff --git a/tests/qemuxml2argvdata/audio-alsa-full.x86_64-latest.args b/tests/qemuxml2argvdata/audio-alsa-full.x86_64-latest.args
index ffbdd79f3d..8c40814596 100644
--- a/tests/qemuxml2argvdata/audio-alsa-full.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/audio-alsa-full.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/audio-alsa-full.xml b/tests/qemuxml2argvdata/audio-alsa-full.xml
index 634b41a0f0..4205ecde89 100644
--- a/tests/qemuxml2argvdata/audio-alsa-full.xml
+++ b/tests/qemuxml2argvdata/audio-alsa-full.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='cdrom'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/cdrom'/>
diff --git a/tests/qemuxml2argvdata/audio-alsa-minimal.x86_64-4.1.0.args b/tests/qemuxml2argvdata/audio-alsa-minimal.x86_64-4.1.0.args
index f4f2d75563..080abdcbd1 100644
--- a/tests/qemuxml2argvdata/audio-alsa-minimal.x86_64-4.1.0.args
+++ b/tests/qemuxml2argvdata/audio-alsa-minimal.x86_64-4.1.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=alsa \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/audio-alsa-minimal.x86_64-latest.args b/tests/qemuxml2argvdata/audio-alsa-minimal.x86_64-latest.args
index 17a4a75718..37e3c21f4a 100644
--- a/tests/qemuxml2argvdata/audio-alsa-minimal.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/audio-alsa-minimal.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/audio-alsa-minimal.xml b/tests/qemuxml2argvdata/audio-alsa-minimal.xml
index ab26688317..57ff9d2bf0 100644
--- a/tests/qemuxml2argvdata/audio-alsa-minimal.xml
+++ b/tests/qemuxml2argvdata/audio-alsa-minimal.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='cdrom'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/cdrom'/>
diff --git a/tests/qemuxml2argvdata/audio-coreaudio-best.x86_64-4.1.0.args b/tests/qemuxml2argvdata/audio-coreaudio-best.x86_64-4.1.0.args
index b276299f70..cd43f8cbb2 100644
--- a/tests/qemuxml2argvdata/audio-coreaudio-best.x86_64-4.1.0.args
+++ b/tests/qemuxml2argvdata/audio-coreaudio-best.x86_64-4.1.0.args
@@ -20,7 +20,7 @@ QEMU_AUDIO_DAC_FIXED_CHANNELS=4 \
 QEMU_AUDIO_DAC_FIXED_FMT=f32 \
 QEMU_COREAUDIO_BUFFER_COUNT=42 \
 QEMU_COREAUDIO_BUFFER_SIZE=200 \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/audio-coreaudio-best.x86_64-latest.args b/tests/qemuxml2argvdata/audio-coreaudio-best.x86_64-latest.args
index beee1cefc9..387a9e8887 100644
--- a/tests/qemuxml2argvdata/audio-coreaudio-best.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/audio-coreaudio-best.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/audio-coreaudio-best.xml b/tests/qemuxml2argvdata/audio-coreaudio-best.xml
index 95dfb1247b..d171cc752f 100644
--- a/tests/qemuxml2argvdata/audio-coreaudio-best.xml
+++ b/tests/qemuxml2argvdata/audio-coreaudio-best.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='cdrom'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/cdrom'/>
diff --git a/tests/qemuxml2argvdata/audio-coreaudio-full.x86_64-latest.args b/tests/qemuxml2argvdata/audio-coreaudio-full.x86_64-latest.args
index eea6cfe5b3..b4b50643c3 100644
--- a/tests/qemuxml2argvdata/audio-coreaudio-full.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/audio-coreaudio-full.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/audio-coreaudio-full.xml b/tests/qemuxml2argvdata/audio-coreaudio-full.xml
index a46db6936b..b6427a6e9f 100644
--- a/tests/qemuxml2argvdata/audio-coreaudio-full.xml
+++ b/tests/qemuxml2argvdata/audio-coreaudio-full.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='cdrom'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/cdrom'/>
diff --git a/tests/qemuxml2argvdata/audio-coreaudio-minimal.x86_64-4.1.0.args b/tests/qemuxml2argvdata/audio-coreaudio-minimal.x86_64-4.1.0.args
index bce521a496..69172e8319 100644
--- a/tests/qemuxml2argvdata/audio-coreaudio-minimal.x86_64-4.1.0.args
+++ b/tests/qemuxml2argvdata/audio-coreaudio-minimal.x86_64-4.1.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=coreaudio \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/audio-coreaudio-minimal.x86_64-latest.args b/tests/qemuxml2argvdata/audio-coreaudio-minimal.x86_64-latest.args
index ff753482ec..67b0bac293 100644
--- a/tests/qemuxml2argvdata/audio-coreaudio-minimal.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/audio-coreaudio-minimal.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/audio-coreaudio-minimal.xml b/tests/qemuxml2argvdata/audio-coreaudio-minimal.xml
index f271e995ff..dac55ecbce 100644
--- a/tests/qemuxml2argvdata/audio-coreaudio-minimal.xml
+++ b/tests/qemuxml2argvdata/audio-coreaudio-minimal.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='cdrom'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/cdrom'/>
diff --git a/tests/qemuxml2argvdata/audio-default-nographics.x86_64-4.1.0.args b/tests/qemuxml2argvdata/audio-default-nographics.x86_64-4.1.0.args
index f4f2d75563..080abdcbd1 100644
--- a/tests/qemuxml2argvdata/audio-default-nographics.x86_64-4.1.0.args
+++ b/tests/qemuxml2argvdata/audio-default-nographics.x86_64-4.1.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=alsa \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/audio-default-nographics.x86_64-latest.args b/tests/qemuxml2argvdata/audio-default-nographics.x86_64-latest.args
index 17a4a75718..37e3c21f4a 100644
--- a/tests/qemuxml2argvdata/audio-default-nographics.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/audio-default-nographics.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/audio-default-nographics.xml b/tests/qemuxml2argvdata/audio-default-nographics.xml
index 374c8c38ce..17bdaa06cc 100644
--- a/tests/qemuxml2argvdata/audio-default-nographics.xml
+++ b/tests/qemuxml2argvdata/audio-default-nographics.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='cdrom'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/cdrom'/>
diff --git a/tests/qemuxml2argvdata/audio-default-sdl.args b/tests/qemuxml2argvdata/audio-default-sdl.args
index abf4514cd4..215abc5f59 100644
--- a/tests/qemuxml2argvdata/audio-default-sdl.args
+++ b/tests/qemuxml2argvdata/audio-default-sdl.args
@@ -8,7 +8,7 @@ XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=sdl \
 SDL_AUDIODRIVER=esd \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/audio-default-sdl.x86_64-latest.args b/tests/qemuxml2argvdata/audio-default-sdl.x86_64-latest.args
index 1d7dfc03aa..1bbebacbb8 100644
--- a/tests/qemuxml2argvdata/audio-default-sdl.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/audio-default-sdl.x86_64-latest.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 SDL_AUDIODRIVER=esd \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/audio-default-sdl.xml b/tests/qemuxml2argvdata/audio-default-sdl.xml
index 4a7e5ab259..1aa619d295 100644
--- a/tests/qemuxml2argvdata/audio-default-sdl.xml
+++ b/tests/qemuxml2argvdata/audio-default-sdl.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='cdrom'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/cdrom'/>
diff --git a/tests/qemuxml2argvdata/audio-default-spice.args b/tests/qemuxml2argvdata/audio-default-spice.args
index 4bc7966258..a990c5721a 100644
--- a/tests/qemuxml2argvdata/audio-default-spice.args
+++ b/tests/qemuxml2argvdata/audio-default-spice.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=spice \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/audio-default-spice.x86_64-latest.args b/tests/qemuxml2argvdata/audio-default-spice.x86_64-latest.args
index c20cac9218..4774ed0914 100644
--- a/tests/qemuxml2argvdata/audio-default-spice.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/audio-default-spice.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/audio-default-spice.xml b/tests/qemuxml2argvdata/audio-default-spice.xml
index 93c91376a7..d4dae00967 100644
--- a/tests/qemuxml2argvdata/audio-default-spice.xml
+++ b/tests/qemuxml2argvdata/audio-default-spice.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='cdrom'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/cdrom'/>
diff --git a/tests/qemuxml2argvdata/audio-default-vnc.args b/tests/qemuxml2argvdata/audio-default-vnc.args
index 677427673c..e2a26d2b03 100644
--- a/tests/qemuxml2argvdata/audio-default-vnc.args
+++ b/tests/qemuxml2argvdata/audio-default-vnc.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=alsa \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/audio-default-vnc.x86_64-latest.args b/tests/qemuxml2argvdata/audio-default-vnc.x86_64-latest.args
index 65c223ab81..1f61163546 100644
--- a/tests/qemuxml2argvdata/audio-default-vnc.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/audio-default-vnc.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/audio-default-vnc.xml b/tests/qemuxml2argvdata/audio-default-vnc.xml
index 89f1d77554..14e2d8ad46 100644
--- a/tests/qemuxml2argvdata/audio-default-vnc.xml
+++ b/tests/qemuxml2argvdata/audio-default-vnc.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='cdrom'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/cdrom'/>
diff --git a/tests/qemuxml2argvdata/audio-file-best.x86_64-4.1.0.args b/tests/qemuxml2argvdata/audio-file-best.x86_64-4.1.0.args
index 9b072bc903..7cde6952d9 100644
--- a/tests/qemuxml2argvdata/audio-file-best.x86_64-4.1.0.args
+++ b/tests/qemuxml2argvdata/audio-file-best.x86_64-4.1.0.args
@@ -19,7 +19,7 @@ QEMU_AUDIO_DAC_FIXED_FREQ=22050 \
 QEMU_AUDIO_DAC_FIXED_CHANNELS=4 \
 QEMU_AUDIO_DAC_FIXED_FMT=f32 \
 QEMU_WAV_PATH=audio.wav \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/audio-file-best.x86_64-latest.args b/tests/qemuxml2argvdata/audio-file-best.x86_64-latest.args
index 69cddf490d..4261771a43 100644
--- a/tests/qemuxml2argvdata/audio-file-best.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/audio-file-best.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/audio-file-best.xml b/tests/qemuxml2argvdata/audio-file-best.xml
index 87d5607915..9946ad9e3d 100644
--- a/tests/qemuxml2argvdata/audio-file-best.xml
+++ b/tests/qemuxml2argvdata/audio-file-best.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='cdrom'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/cdrom'/>
diff --git a/tests/qemuxml2argvdata/audio-file-full.x86_64-latest.args b/tests/qemuxml2argvdata/audio-file-full.x86_64-latest.args
index b8bb77ea38..4afc37c43a 100644
--- a/tests/qemuxml2argvdata/audio-file-full.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/audio-file-full.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/audio-file-full.xml b/tests/qemuxml2argvdata/audio-file-full.xml
index f88fe42b11..1e4c50f44a 100644
--- a/tests/qemuxml2argvdata/audio-file-full.xml
+++ b/tests/qemuxml2argvdata/audio-file-full.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='cdrom'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/cdrom'/>
diff --git a/tests/qemuxml2argvdata/audio-file-minimal.x86_64-4.1.0.args b/tests/qemuxml2argvdata/audio-file-minimal.x86_64-4.1.0.args
index b1689fc5f3..2d426b942a 100644
--- a/tests/qemuxml2argvdata/audio-file-minimal.x86_64-4.1.0.args
+++ b/tests/qemuxml2argvdata/audio-file-minimal.x86_64-4.1.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=wav \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/audio-file-minimal.x86_64-latest.args b/tests/qemuxml2argvdata/audio-file-minimal.x86_64-latest.args
index 3ff3052066..cf703681f0 100644
--- a/tests/qemuxml2argvdata/audio-file-minimal.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/audio-file-minimal.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/audio-file-minimal.xml b/tests/qemuxml2argvdata/audio-file-minimal.xml
index 3091b94cf3..65f2c56a90 100644
--- a/tests/qemuxml2argvdata/audio-file-minimal.xml
+++ b/tests/qemuxml2argvdata/audio-file-minimal.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='cdrom'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/cdrom'/>
diff --git a/tests/qemuxml2argvdata/audio-jack-full.x86_64-latest.args b/tests/qemuxml2argvdata/audio-jack-full.x86_64-latest.args
index ff2f5a4b19..5152ef1a64 100644
--- a/tests/qemuxml2argvdata/audio-jack-full.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/audio-jack-full.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/audio-jack-full.xml b/tests/qemuxml2argvdata/audio-jack-full.xml
index 92351078a7..0583a305b1 100644
--- a/tests/qemuxml2argvdata/audio-jack-full.xml
+++ b/tests/qemuxml2argvdata/audio-jack-full.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='cdrom'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/cdrom'/>
diff --git a/tests/qemuxml2argvdata/audio-jack-minimal.x86_64-latest.args b/tests/qemuxml2argvdata/audio-jack-minimal.x86_64-latest.args
index ccc728a42c..402f21d31b 100644
--- a/tests/qemuxml2argvdata/audio-jack-minimal.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/audio-jack-minimal.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/audio-jack-minimal.xml b/tests/qemuxml2argvdata/audio-jack-minimal.xml
index d88d066008..b044a186a8 100644
--- a/tests/qemuxml2argvdata/audio-jack-minimal.xml
+++ b/tests/qemuxml2argvdata/audio-jack-minimal.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='cdrom'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/cdrom'/>
diff --git a/tests/qemuxml2argvdata/audio-many-backends.x86_64-latest.args b/tests/qemuxml2argvdata/audio-many-backends.x86_64-latest.args
index 8ef9599b30..f1c6978543 100644
--- a/tests/qemuxml2argvdata/audio-many-backends.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/audio-many-backends.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/audio-many-backends.xml b/tests/qemuxml2argvdata/audio-many-backends.xml
index 86eef90e52..c681784526 100644
--- a/tests/qemuxml2argvdata/audio-many-backends.xml
+++ b/tests/qemuxml2argvdata/audio-many-backends.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='cdrom'/>
   </os>
   <cpu mode='custom' match='exact' check='none'>
@@ -16,7 +16,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/cdrom'/>
diff --git a/tests/qemuxml2argvdata/audio-none-best.x86_64-4.1.0.args b/tests/qemuxml2argvdata/audio-none-best.x86_64-4.1.0.args
index 1a4bfa917a..12a85c4c13 100644
--- a/tests/qemuxml2argvdata/audio-none-best.x86_64-4.1.0.args
+++ b/tests/qemuxml2argvdata/audio-none-best.x86_64-4.1.0.args
@@ -18,7 +18,7 @@ QEMU_AUDIO_DAC_VOICES=2 \
 QEMU_AUDIO_DAC_FIXED_FREQ=22050 \
 QEMU_AUDIO_DAC_FIXED_CHANNELS=4 \
 QEMU_AUDIO_DAC_FIXED_FMT=f32 \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/audio-none-best.x86_64-latest.args b/tests/qemuxml2argvdata/audio-none-best.x86_64-latest.args
index 6be557cac3..fe55d57b2d 100644
--- a/tests/qemuxml2argvdata/audio-none-best.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/audio-none-best.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/audio-none-best.xml b/tests/qemuxml2argvdata/audio-none-best.xml
index b867d20fb2..98c3b17a84 100644
--- a/tests/qemuxml2argvdata/audio-none-best.xml
+++ b/tests/qemuxml2argvdata/audio-none-best.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='cdrom'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/cdrom'/>
diff --git a/tests/qemuxml2argvdata/audio-none-full.x86_64-latest.args b/tests/qemuxml2argvdata/audio-none-full.x86_64-latest.args
index 4864f66b4b..b4e04df461 100644
--- a/tests/qemuxml2argvdata/audio-none-full.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/audio-none-full.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/audio-none-full.xml b/tests/qemuxml2argvdata/audio-none-full.xml
index f795a24be1..85437c67f2 100644
--- a/tests/qemuxml2argvdata/audio-none-full.xml
+++ b/tests/qemuxml2argvdata/audio-none-full.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='cdrom'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/cdrom'/>
diff --git a/tests/qemuxml2argvdata/audio-none-minimal.x86_64-4.1.0.args b/tests/qemuxml2argvdata/audio-none-minimal.x86_64-4.1.0.args
index 6359e597b9..15f3290aa0 100644
--- a/tests/qemuxml2argvdata/audio-none-minimal.x86_64-4.1.0.args
+++ b/tests/qemuxml2argvdata/audio-none-minimal.x86_64-4.1.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/audio-none-minimal.x86_64-latest.args b/tests/qemuxml2argvdata/audio-none-minimal.x86_64-latest.args
index d82963d169..c1c9824f3f 100644
--- a/tests/qemuxml2argvdata/audio-none-minimal.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/audio-none-minimal.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/audio-none-minimal.xml b/tests/qemuxml2argvdata/audio-none-minimal.xml
index 4729edaa63..4666777e56 100644
--- a/tests/qemuxml2argvdata/audio-none-minimal.xml
+++ b/tests/qemuxml2argvdata/audio-none-minimal.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='cdrom'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/cdrom'/>
diff --git a/tests/qemuxml2argvdata/audio-oss-best.x86_64-4.1.0.args b/tests/qemuxml2argvdata/audio-oss-best.x86_64-4.1.0.args
index e873abd77e..28a02ce284 100644
--- a/tests/qemuxml2argvdata/audio-oss-best.x86_64-4.1.0.args
+++ b/tests/qemuxml2argvdata/audio-oss-best.x86_64-4.1.0.args
@@ -23,7 +23,7 @@ QEMU_AUDIO_ADC_TRY_POLL=on \
 QEMU_OSS_DAC_DEV=/dev/dsp1 \
 QEMU_AUDIO_DAC_TRY_POLL=off \
 QEMU_OSS_NFRAGS=30 \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/audio-oss-best.x86_64-latest.args b/tests/qemuxml2argvdata/audio-oss-best.x86_64-latest.args
index 3cf9159569..5d6f2b31e2 100644
--- a/tests/qemuxml2argvdata/audio-oss-best.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/audio-oss-best.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/audio-oss-best.xml b/tests/qemuxml2argvdata/audio-oss-best.xml
index bf2fefdac2..cf0eac2fdf 100644
--- a/tests/qemuxml2argvdata/audio-oss-best.xml
+++ b/tests/qemuxml2argvdata/audio-oss-best.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='cdrom'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/cdrom'/>
diff --git a/tests/qemuxml2argvdata/audio-oss-full.x86_64-latest.args b/tests/qemuxml2argvdata/audio-oss-full.x86_64-latest.args
index 6af29e0a17..c90ffe71f9 100644
--- a/tests/qemuxml2argvdata/audio-oss-full.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/audio-oss-full.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/audio-oss-full.xml b/tests/qemuxml2argvdata/audio-oss-full.xml
index aa31eb9bab..b9acccff36 100644
--- a/tests/qemuxml2argvdata/audio-oss-full.xml
+++ b/tests/qemuxml2argvdata/audio-oss-full.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='cdrom'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/cdrom'/>
diff --git a/tests/qemuxml2argvdata/audio-oss-minimal.x86_64-4.1.0.args b/tests/qemuxml2argvdata/audio-oss-minimal.x86_64-4.1.0.args
index e657a41a7f..9f06244148 100644
--- a/tests/qemuxml2argvdata/audio-oss-minimal.x86_64-4.1.0.args
+++ b/tests/qemuxml2argvdata/audio-oss-minimal.x86_64-4.1.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=oss \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/audio-oss-minimal.x86_64-latest.args b/tests/qemuxml2argvdata/audio-oss-minimal.x86_64-latest.args
index 990e3a3afb..e9980d6743 100644
--- a/tests/qemuxml2argvdata/audio-oss-minimal.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/audio-oss-minimal.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/audio-oss-minimal.xml b/tests/qemuxml2argvdata/audio-oss-minimal.xml
index abddc1ac8c..47da331bab 100644
--- a/tests/qemuxml2argvdata/audio-oss-minimal.xml
+++ b/tests/qemuxml2argvdata/audio-oss-minimal.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='cdrom'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/cdrom'/>
diff --git a/tests/qemuxml2argvdata/audio-pulseaudio-best.x86_64-4.1.0.args b/tests/qemuxml2argvdata/audio-pulseaudio-best.x86_64-4.1.0.args
index 3a2c4cf1e3..d20d734998 100644
--- a/tests/qemuxml2argvdata/audio-pulseaudio-best.x86_64-4.1.0.args
+++ b/tests/qemuxml2argvdata/audio-pulseaudio-best.x86_64-4.1.0.args
@@ -22,7 +22,7 @@ QEMU_PA_SOURCE=fish \
 QEMU_PA_SINK=fish \
 QEMU_PA_SAMPLES=200 \
 QEMU_PA_SERVER=%s=acme.example.org \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/audio-pulseaudio-best.x86_64-latest.args b/tests/qemuxml2argvdata/audio-pulseaudio-best.x86_64-latest.args
index 2cd1790bc5..e7a7c8ccb6 100644
--- a/tests/qemuxml2argvdata/audio-pulseaudio-best.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/audio-pulseaudio-best.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/audio-pulseaudio-best.xml b/tests/qemuxml2argvdata/audio-pulseaudio-best.xml
index 8fd1ca7497..1a4609e9ed 100644
--- a/tests/qemuxml2argvdata/audio-pulseaudio-best.xml
+++ b/tests/qemuxml2argvdata/audio-pulseaudio-best.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='cdrom'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/cdrom'/>
diff --git a/tests/qemuxml2argvdata/audio-pulseaudio-full.x86_64-latest.args b/tests/qemuxml2argvdata/audio-pulseaudio-full.x86_64-latest.args
index 211d0033ec..0467c7ef93 100644
--- a/tests/qemuxml2argvdata/audio-pulseaudio-full.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/audio-pulseaudio-full.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/audio-pulseaudio-full.xml b/tests/qemuxml2argvdata/audio-pulseaudio-full.xml
index a674653982..e15098e1e8 100644
--- a/tests/qemuxml2argvdata/audio-pulseaudio-full.xml
+++ b/tests/qemuxml2argvdata/audio-pulseaudio-full.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='cdrom'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/cdrom'/>
diff --git a/tests/qemuxml2argvdata/audio-pulseaudio-minimal.x86_64-4.1.0.args b/tests/qemuxml2argvdata/audio-pulseaudio-minimal.x86_64-4.1.0.args
index fd36e8f1d1..379310ce73 100644
--- a/tests/qemuxml2argvdata/audio-pulseaudio-minimal.x86_64-4.1.0.args
+++ b/tests/qemuxml2argvdata/audio-pulseaudio-minimal.x86_64-4.1.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=pa \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/audio-pulseaudio-minimal.x86_64-latest.args b/tests/qemuxml2argvdata/audio-pulseaudio-minimal.x86_64-latest.args
index b67e769086..5e91074e2d 100644
--- a/tests/qemuxml2argvdata/audio-pulseaudio-minimal.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/audio-pulseaudio-minimal.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/audio-pulseaudio-minimal.xml b/tests/qemuxml2argvdata/audio-pulseaudio-minimal.xml
index 013b708498..6a947c0239 100644
--- a/tests/qemuxml2argvdata/audio-pulseaudio-minimal.xml
+++ b/tests/qemuxml2argvdata/audio-pulseaudio-minimal.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='cdrom'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/cdrom'/>
diff --git a/tests/qemuxml2argvdata/audio-sdl-best.x86_64-4.1.0.args b/tests/qemuxml2argvdata/audio-sdl-best.x86_64-4.1.0.args
index 96fea4023c..40b3004d24 100644
--- a/tests/qemuxml2argvdata/audio-sdl-best.x86_64-4.1.0.args
+++ b/tests/qemuxml2argvdata/audio-sdl-best.x86_64-4.1.0.args
@@ -20,7 +20,7 @@ QEMU_AUDIO_DAC_FIXED_CHANNELS=4 \
 QEMU_AUDIO_DAC_FIXED_FMT=f32 \
 QEMU_SDL_SAMPLES=200 \
 SDL_AUDIODRIVER=pulseaudio \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/audio-sdl-best.x86_64-latest.args b/tests/qemuxml2argvdata/audio-sdl-best.x86_64-latest.args
index 29874eef8c..838526829a 100644
--- a/tests/qemuxml2argvdata/audio-sdl-best.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/audio-sdl-best.x86_64-latest.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 SDL_AUDIODRIVER=pulseaudio \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/audio-sdl-best.xml b/tests/qemuxml2argvdata/audio-sdl-best.xml
index 79917742f1..84f810c61a 100644
--- a/tests/qemuxml2argvdata/audio-sdl-best.xml
+++ b/tests/qemuxml2argvdata/audio-sdl-best.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='cdrom'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/cdrom'/>
diff --git a/tests/qemuxml2argvdata/audio-sdl-full.x86_64-latest.args b/tests/qemuxml2argvdata/audio-sdl-full.x86_64-latest.args
index e041efe50b..833aee9066 100644
--- a/tests/qemuxml2argvdata/audio-sdl-full.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/audio-sdl-full.x86_64-latest.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 SDL_AUDIODRIVER=pulseaudio \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/audio-sdl-full.xml b/tests/qemuxml2argvdata/audio-sdl-full.xml
index 9925d048ec..c96182e9fb 100644
--- a/tests/qemuxml2argvdata/audio-sdl-full.xml
+++ b/tests/qemuxml2argvdata/audio-sdl-full.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='cdrom'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/cdrom'/>
diff --git a/tests/qemuxml2argvdata/audio-sdl-minimal.x86_64-4.1.0.args b/tests/qemuxml2argvdata/audio-sdl-minimal.x86_64-4.1.0.args
index 28ba2c8ff8..4bf332dffe 100644
--- a/tests/qemuxml2argvdata/audio-sdl-minimal.x86_64-4.1.0.args
+++ b/tests/qemuxml2argvdata/audio-sdl-minimal.x86_64-4.1.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=sdl \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/audio-sdl-minimal.x86_64-latest.args b/tests/qemuxml2argvdata/audio-sdl-minimal.x86_64-latest.args
index 93c38eae20..6f27154ec2 100644
--- a/tests/qemuxml2argvdata/audio-sdl-minimal.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/audio-sdl-minimal.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/audio-sdl-minimal.xml b/tests/qemuxml2argvdata/audio-sdl-minimal.xml
index 223e06196d..23793b6155 100644
--- a/tests/qemuxml2argvdata/audio-sdl-minimal.xml
+++ b/tests/qemuxml2argvdata/audio-sdl-minimal.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='cdrom'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/cdrom'/>
diff --git a/tests/qemuxml2argvdata/audio-spice-best.x86_64-4.1.0.args b/tests/qemuxml2argvdata/audio-spice-best.x86_64-4.1.0.args
index 4e6651d370..d5d42384b1 100644
--- a/tests/qemuxml2argvdata/audio-spice-best.x86_64-4.1.0.args
+++ b/tests/qemuxml2argvdata/audio-spice-best.x86_64-4.1.0.args
@@ -18,7 +18,7 @@ QEMU_AUDIO_DAC_VOICES=2 \
 QEMU_AUDIO_DAC_FIXED_FREQ=22050 \
 QEMU_AUDIO_DAC_FIXED_CHANNELS=4 \
 QEMU_AUDIO_DAC_FIXED_FMT=f32 \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/audio-spice-best.x86_64-latest.args b/tests/qemuxml2argvdata/audio-spice-best.x86_64-latest.args
index 9a845047aa..b0d69916e2 100644
--- a/tests/qemuxml2argvdata/audio-spice-best.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/audio-spice-best.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/audio-spice-best.xml b/tests/qemuxml2argvdata/audio-spice-best.xml
index 8d203c9089..f38175a913 100644
--- a/tests/qemuxml2argvdata/audio-spice-best.xml
+++ b/tests/qemuxml2argvdata/audio-spice-best.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='cdrom'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/cdrom'/>
diff --git a/tests/qemuxml2argvdata/audio-spice-full.x86_64-latest.args b/tests/qemuxml2argvdata/audio-spice-full.x86_64-latest.args
index e324ccc0aa..4ceeb99edc 100644
--- a/tests/qemuxml2argvdata/audio-spice-full.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/audio-spice-full.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/audio-spice-full.xml b/tests/qemuxml2argvdata/audio-spice-full.xml
index 3ef3e431ac..c2893ac7fe 100644
--- a/tests/qemuxml2argvdata/audio-spice-full.xml
+++ b/tests/qemuxml2argvdata/audio-spice-full.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='cdrom'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/cdrom'/>
diff --git a/tests/qemuxml2argvdata/audio-spice-minimal.x86_64-4.1.0.args b/tests/qemuxml2argvdata/audio-spice-minimal.x86_64-4.1.0.args
index 9196d9f3ac..d8f19972f2 100644
--- a/tests/qemuxml2argvdata/audio-spice-minimal.x86_64-4.1.0.args
+++ b/tests/qemuxml2argvdata/audio-spice-minimal.x86_64-4.1.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=spice \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/audio-spice-minimal.x86_64-latest.args b/tests/qemuxml2argvdata/audio-spice-minimal.x86_64-latest.args
index 5acf36f429..a4908c5e0d 100644
--- a/tests/qemuxml2argvdata/audio-spice-minimal.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/audio-spice-minimal.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/audio-spice-minimal.xml b/tests/qemuxml2argvdata/audio-spice-minimal.xml
index eecae5ad12..281a9cd164 100644
--- a/tests/qemuxml2argvdata/audio-spice-minimal.xml
+++ b/tests/qemuxml2argvdata/audio-spice-minimal.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='cdrom'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/cdrom'/>
diff --git a/tests/qemuxml2argvdata/blkdeviotune-group-num.x86_64-4.1.0.args b/tests/qemuxml2argvdata/blkdeviotune-group-num.x86_64-4.1.0.args
index 927f447b23..2e88f70eea 100644
--- a/tests/qemuxml2argvdata/blkdeviotune-group-num.x86_64-4.1.0.args
+++ b/tests/qemuxml2argvdata/blkdeviotune-group-num.x86_64-4.1.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/blkdeviotune-group-num.x86_64-latest.args b/tests/qemuxml2argvdata/blkdeviotune-group-num.x86_64-latest.args
index 356e4ef5b7..b8ea322984 100644
--- a/tests/qemuxml2argvdata/blkdeviotune-group-num.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/blkdeviotune-group-num.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/blkdeviotune-group-num.xml b/tests/qemuxml2argvdata/blkdeviotune-group-num.xml
index 374ef6cc7f..ed78d21a61 100644
--- a/tests/qemuxml2argvdata/blkdeviotune-group-num.xml
+++ b/tests/qemuxml2argvdata/blkdeviotune-group-num.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <cpu mode='custom' match='exact' check='none'>
@@ -16,7 +16,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='qcow2' cache='none'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/blkdeviotune-max-length.x86_64-4.1.0.args b/tests/qemuxml2argvdata/blkdeviotune-max-length.x86_64-4.1.0.args
index 6f6977e2de..b6e90cb79c 100644
--- a/tests/qemuxml2argvdata/blkdeviotune-max-length.x86_64-4.1.0.args
+++ b/tests/qemuxml2argvdata/blkdeviotune-max-length.x86_64-4.1.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/blkdeviotune-max-length.x86_64-latest.args b/tests/qemuxml2argvdata/blkdeviotune-max-length.x86_64-latest.args
index 356e4ef5b7..b8ea322984 100644
--- a/tests/qemuxml2argvdata/blkdeviotune-max-length.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/blkdeviotune-max-length.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/blkdeviotune-max-length.xml b/tests/qemuxml2argvdata/blkdeviotune-max-length.xml
index fb6d28558e..5b202e38ee 100644
--- a/tests/qemuxml2argvdata/blkdeviotune-max-length.xml
+++ b/tests/qemuxml2argvdata/blkdeviotune-max-length.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <cpu mode='custom' match='exact' check='none'>
@@ -16,7 +16,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='qcow2' cache='none'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/blkdeviotune-max.x86_64-4.1.0.args b/tests/qemuxml2argvdata/blkdeviotune-max.x86_64-4.1.0.args
index 4373084966..d7c8c215b1 100644
--- a/tests/qemuxml2argvdata/blkdeviotune-max.x86_64-4.1.0.args
+++ b/tests/qemuxml2argvdata/blkdeviotune-max.x86_64-4.1.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/blkdeviotune-max.x86_64-latest.args b/tests/qemuxml2argvdata/blkdeviotune-max.x86_64-latest.args
index 356e4ef5b7..b8ea322984 100644
--- a/tests/qemuxml2argvdata/blkdeviotune-max.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/blkdeviotune-max.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/blkdeviotune-max.xml b/tests/qemuxml2argvdata/blkdeviotune-max.xml
index 7616dbd9b5..b57cfa4e2a 100644
--- a/tests/qemuxml2argvdata/blkdeviotune-max.xml
+++ b/tests/qemuxml2argvdata/blkdeviotune-max.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <cpu mode='custom' match='exact' check='none'>
@@ -16,7 +16,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='qcow2' cache='none'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/console-compat-auto.args b/tests/qemuxml2argvdata/console-compat-auto.args
index 5285d0749a..a4fbf3a2f2 100644
--- a/tests/qemuxml2argvdata/console-compat-auto.args
+++ b/tests/qemuxml2argvdata/console-compat-auto.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/console-compat-auto.x86_64-latest.args b/tests/qemuxml2argvdata/console-compat-auto.x86_64-latest.args
index 7b31c86820..c007694f17 100644
--- a/tests/qemuxml2argvdata/console-compat-auto.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/console-compat-auto.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/console-compat-auto.xml b/tests/qemuxml2argvdata/console-compat-auto.xml
index 2355747451..305d4802c1 100644
--- a/tests/qemuxml2argvdata/console-compat-auto.xml
+++ b/tests/qemuxml2argvdata/console-compat-auto.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/console-compat-chardev.args b/tests/qemuxml2argvdata/console-compat-chardev.args
index 5285d0749a..a4fbf3a2f2 100644
--- a/tests/qemuxml2argvdata/console-compat-chardev.args
+++ b/tests/qemuxml2argvdata/console-compat-chardev.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/console-compat-chardev.x86_64-latest.args b/tests/qemuxml2argvdata/console-compat-chardev.x86_64-latest.args
index 7b31c86820..c007694f17 100644
--- a/tests/qemuxml2argvdata/console-compat-chardev.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/console-compat-chardev.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/console-compat-chardev.xml b/tests/qemuxml2argvdata/console-compat-chardev.xml
index 4acf635bd4..9d34fd51ab 100644
--- a/tests/qemuxml2argvdata/console-compat-chardev.xml
+++ b/tests/qemuxml2argvdata/console-compat-chardev.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/console-compat.args b/tests/qemuxml2argvdata/console-compat.args
index 9f37788586..afaf50d4ba 100644
--- a/tests/qemuxml2argvdata/console-compat.args
+++ b/tests/qemuxml2argvdata/console-compat.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/console-compat.x86_64-latest.args b/tests/qemuxml2argvdata/console-compat.x86_64-latest.args
index 17a356b480..1c7480be84 100644
--- a/tests/qemuxml2argvdata/console-compat.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/console-compat.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/console-compat.xml b/tests/qemuxml2argvdata/console-compat.xml
index a932b9c4b6..661457b42c 100644
--- a/tests/qemuxml2argvdata/console-compat.xml
+++ b/tests/qemuxml2argvdata/console-compat.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/controller-virtio-scsi.x86_64-latest.args b/tests/qemuxml2argvdata/controller-virtio-scsi.x86_64-latest.args
index b584f93f44..f422623b84 100644
--- a/tests/qemuxml2argvdata/controller-virtio-scsi.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/controller-virtio-scsi.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/controller-virtio-scsi.xml b/tests/qemuxml2argvdata/controller-virtio-scsi.xml
index 2474c3bec5..09756cf3f7 100644
--- a/tests/qemuxml2argvdata/controller-virtio-scsi.xml
+++ b/tests/qemuxml2argvdata/controller-virtio-scsi.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>8</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='sda' bus='scsi'/>
diff --git a/tests/qemuxml2argvdata/disk-address-conflict.xml b/tests/qemuxml2argvdata/disk-address-conflict.xml
index eeec87d70f..3cc38c12c7 100644
--- a/tests/qemuxml2argvdata/disk-address-conflict.xml
+++ b/tests/qemuxml2argvdata/disk-address-conflict.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='sda' bus='sata'/>
diff --git a/tests/qemuxml2argvdata/disk-aio.x86_64-2.12.0.args b/tests/qemuxml2argvdata/disk-aio.x86_64-2.12.0.args
index dcdeb6960c..ff2b924345 100644
--- a/tests/qemuxml2argvdata/disk-aio.x86_64-2.12.0.args
+++ b/tests/qemuxml2argvdata/disk-aio.x86_64-2.12.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/disk-aio.x86_64-latest.args b/tests/qemuxml2argvdata/disk-aio.x86_64-latest.args
index e5be1d2db2..48ae71a902 100644
--- a/tests/qemuxml2argvdata/disk-aio.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-aio.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-aio.xml b/tests/qemuxml2argvdata/disk-aio.xml
index 02ac3aadc6..b043557f91 100644
--- a/tests/qemuxml2argvdata/disk-aio.xml
+++ b/tests/qemuxml2argvdata/disk-aio.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='qcow2' cache='none' io='native'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/disk-attaching-partition-nosupport.xml b/tests/qemuxml2argvdata/disk-attaching-partition-nosupport.xml
index 019ba45135..84efac6110 100644
--- a/tests/qemuxml2argvdata/disk-attaching-partition-nosupport.xml
+++ b/tests/qemuxml2argvdata/disk-attaching-partition-nosupport.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='file' device='disk'>
       <driver name='qemu' type='raw'/>
       <source file='/export/vmimages/1.raw'/>
diff --git a/tests/qemuxml2argvdata/disk-backing-chains-index.xml b/tests/qemuxml2argvdata/disk-backing-chains-index.xml
index 7ef4e16e81..9054963f1f 100644
--- a/tests/qemuxml2argvdata/disk-backing-chains-index.xml
+++ b/tests/qemuxml2argvdata/disk-backing-chains-index.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='network' device='disk'>
       <driver name='qemu' type='qcow2'/>
       <source protocol='gluster' name='Volume2/Image' index='2'>
diff --git a/tests/qemuxml2argvdata/disk-backing-chains-noindex.x86_64-2.12.0.args b/tests/qemuxml2argvdata/disk-backing-chains-noindex.x86_64-2.12.0.args
index 0a6e8cf8e5..5147cf93e6 100644
--- a/tests/qemuxml2argvdata/disk-backing-chains-noindex.x86_64-2.12.0.args
+++ b/tests/qemuxml2argvdata/disk-backing-chains-noindex.x86_64-2.12.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/disk-backing-chains-noindex.x86_64-latest.args b/tests/qemuxml2argvdata/disk-backing-chains-noindex.x86_64-latest.args
index fb2dc9f7ce..88c0d1b660 100644
--- a/tests/qemuxml2argvdata/disk-backing-chains-noindex.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-backing-chains-noindex.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-backing-chains-noindex.xml b/tests/qemuxml2argvdata/disk-backing-chains-noindex.xml
index 0b78539114..ca7dc2d2b3 100644
--- a/tests/qemuxml2argvdata/disk-backing-chains-noindex.xml
+++ b/tests/qemuxml2argvdata/disk-backing-chains-noindex.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='network' device='disk'>
       <driver name='qemu' type='qcow2'/>
       <source protocol='gluster' name='Volume2/Image'>
diff --git a/tests/qemuxml2argvdata/disk-blockio.x86_64-latest.args b/tests/qemuxml2argvdata/disk-blockio.x86_64-latest.args
index 876c8a56fd..8934fccab3 100644
--- a/tests/qemuxml2argvdata/disk-blockio.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-blockio.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-blockio.xml b/tests/qemuxml2argvdata/disk-blockio.xml
index 1f78b38cb6..170728371f 100644
--- a/tests/qemuxml2argvdata/disk-blockio.xml
+++ b/tests/qemuxml2argvdata/disk-blockio.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/disk-boot-cdrom.x86_64-latest.args b/tests/qemuxml2argvdata/disk-boot-cdrom.x86_64-latest.args
index 146c3542ff..050271f5f7 100644
--- a/tests/qemuxml2argvdata/disk-boot-cdrom.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-boot-cdrom.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-boot-cdrom.xml b/tests/qemuxml2argvdata/disk-boot-cdrom.xml
index 53156b1c1a..f3a0d8f5fc 100644
--- a/tests/qemuxml2argvdata/disk-boot-cdrom.xml
+++ b/tests/qemuxml2argvdata/disk-boot-cdrom.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='cdrom'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/disk-boot-disk.x86_64-latest.args b/tests/qemuxml2argvdata/disk-boot-disk.x86_64-latest.args
index 3433ef9a84..d1714da1d7 100644
--- a/tests/qemuxml2argvdata/disk-boot-disk.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-boot-disk.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-boot-disk.xml b/tests/qemuxml2argvdata/disk-boot-disk.xml
index 950922f7b8..08a0deea05 100644
--- a/tests/qemuxml2argvdata/disk-boot-disk.xml
+++ b/tests/qemuxml2argvdata/disk-boot-disk.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/disk-cdrom-bus-other.x86_64-latest.args b/tests/qemuxml2argvdata/disk-cdrom-bus-other.x86_64-latest.args
index 9c1b567ed1..dce1dafd9a 100644
--- a/tests/qemuxml2argvdata/disk-cdrom-bus-other.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-cdrom-bus-other.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-cdrom-bus-other.xml b/tests/qemuxml2argvdata/disk-cdrom-bus-other.xml
index e6bf1ea797..2f3efec61f 100644
--- a/tests/qemuxml2argvdata/disk-cdrom-bus-other.xml
+++ b/tests/qemuxml2argvdata/disk-cdrom-bus-other.xml
@@ -6,7 +6,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -14,7 +14,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='file' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <source file='/root/boot.iso'/>
diff --git a/tests/qemuxml2argvdata/disk-cdrom-empty-network-invalid.x86_64-latest.args b/tests/qemuxml2argvdata/disk-cdrom-empty-network-invalid.x86_64-latest.args
index bcfab650f5..956379ba0c 100644
--- a/tests/qemuxml2argvdata/disk-cdrom-empty-network-invalid.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-cdrom-empty-network-invalid.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-cdrom-empty-network-invalid.xml b/tests/qemuxml2argvdata/disk-cdrom-empty-network-invalid.xml
index be26ead90e..8c324bd789 100644
--- a/tests/qemuxml2argvdata/disk-cdrom-empty-network-invalid.xml
+++ b/tests/qemuxml2argvdata/disk-cdrom-empty-network-invalid.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='network' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <target dev='hdd' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/disk-cdrom.x86_64-2.12.0.args b/tests/qemuxml2argvdata/disk-cdrom.x86_64-2.12.0.args
index f82acb109e..d8dc6e81cd 100644
--- a/tests/qemuxml2argvdata/disk-cdrom.x86_64-2.12.0.args
+++ b/tests/qemuxml2argvdata/disk-cdrom.x86_64-2.12.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/disk-cdrom.x86_64-latest.args b/tests/qemuxml2argvdata/disk-cdrom.x86_64-latest.args
index b4fa98842d..5f48b36444 100644
--- a/tests/qemuxml2argvdata/disk-cdrom.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-cdrom.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-cdrom.xml b/tests/qemuxml2argvdata/disk-cdrom.xml
index 54d2927ac3..89e1bd4d38 100644
--- a/tests/qemuxml2argvdata/disk-cdrom.xml
+++ b/tests/qemuxml2argvdata/disk-cdrom.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/cdrom'/>
diff --git a/tests/qemuxml2argvdata/disk-device-lun-type-invalid.xml b/tests/qemuxml2argvdata/disk-device-lun-type-invalid.xml
index 84d448ab10..c11ec6df26 100644
--- a/tests/qemuxml2argvdata/disk-device-lun-type-invalid.xml
+++ b/tests/qemuxml2argvdata/disk-device-lun-type-invalid.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='file' device='lun' rawio='yes'>
       <driver name='qemu' type='qcow2'/>
       <source file='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/disk-error-policy.x86_64-2.12.0.args b/tests/qemuxml2argvdata/disk-error-policy.x86_64-2.12.0.args
index 1fa61e988c..983d4fed98 100644
--- a/tests/qemuxml2argvdata/disk-error-policy.x86_64-2.12.0.args
+++ b/tests/qemuxml2argvdata/disk-error-policy.x86_64-2.12.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/disk-error-policy.x86_64-latest.args b/tests/qemuxml2argvdata/disk-error-policy.x86_64-latest.args
index c2b986600a..981e25fb0f 100644
--- a/tests/qemuxml2argvdata/disk-error-policy.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-error-policy.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-error-policy.xml b/tests/qemuxml2argvdata/disk-error-policy.xml
index 0efb374f67..c4bfabc37e 100644
--- a/tests/qemuxml2argvdata/disk-error-policy.xml
+++ b/tests/qemuxml2argvdata/disk-error-policy.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='qcow2' cache='none' error_policy='stop'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/disk-fdc-incompatible-address.xml b/tests/qemuxml2argvdata/disk-fdc-incompatible-address.xml
index 3ac2febd5a..a63f867822 100644
--- a/tests/qemuxml2argvdata/disk-fdc-incompatible-address.xml
+++ b/tests/qemuxml2argvdata/disk-fdc-incompatible-address.xml
@@ -4,7 +4,7 @@
   <memory unit='KiB'>219136</memory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='fd'/>
   </os>
   <clock offset='utc'/>
@@ -12,7 +12,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='floppy'>
       <source dev='/dev/fd0'/>
       <target dev='fda' bus='fdc'/>
diff --git a/tests/qemuxml2argvdata/disk-floppy-tray.x86_64-latest.args b/tests/qemuxml2argvdata/disk-floppy-tray.x86_64-latest.args
index 4decfb924d..d75a056090 100644
--- a/tests/qemuxml2argvdata/disk-floppy-tray.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-floppy-tray.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-floppy-tray.xml b/tests/qemuxml2argvdata/disk-floppy-tray.xml
index 23cc5d49a2..1b5eb04e3e 100644
--- a/tests/qemuxml2argvdata/disk-floppy-tray.xml
+++ b/tests/qemuxml2argvdata/disk-floppy-tray.xml
@@ -5,7 +5,7 @@
   <currentMemory>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/disk-floppy.x86_64-2.12.0.args b/tests/qemuxml2argvdata/disk-floppy.x86_64-2.12.0.args
index 301ef69ae3..86ebe72c05 100644
--- a/tests/qemuxml2argvdata/disk-floppy.x86_64-2.12.0.args
+++ b/tests/qemuxml2argvdata/disk-floppy.x86_64-2.12.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/disk-floppy.x86_64-latest.args b/tests/qemuxml2argvdata/disk-floppy.x86_64-latest.args
index f717ed548f..e4fc8c37d4 100644
--- a/tests/qemuxml2argvdata/disk-floppy.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-floppy.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-floppy.xml b/tests/qemuxml2argvdata/disk-floppy.xml
index 7005351332..7c2d199b59 100644
--- a/tests/qemuxml2argvdata/disk-floppy.xml
+++ b/tests/qemuxml2argvdata/disk-floppy.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/disk-fmt-cow.xml b/tests/qemuxml2argvdata/disk-fmt-cow.xml
index 3ba83a281a..8d3ac8d7ee 100644
--- a/tests/qemuxml2argvdata/disk-fmt-cow.xml
+++ b/tests/qemuxml2argvdata/disk-fmt-cow.xml
@@ -5,12 +5,12 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='cow'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/disk-fmt-dir.xml b/tests/qemuxml2argvdata/disk-fmt-dir.xml
index 8a4f9fa9d5..64ca7eeaa9 100644
--- a/tests/qemuxml2argvdata/disk-fmt-dir.xml
+++ b/tests/qemuxml2argvdata/disk-fmt-dir.xml
@@ -5,12 +5,12 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='dir'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/disk-fmt-iso.xml b/tests/qemuxml2argvdata/disk-fmt-iso.xml
index 834ef696cf..78350283a1 100644
--- a/tests/qemuxml2argvdata/disk-fmt-iso.xml
+++ b/tests/qemuxml2argvdata/disk-fmt-iso.xml
@@ -5,12 +5,12 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='file' device='disk'>
       <driver name='qemu' type='iso'/>
       <source file='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/disk-fmt-qcow.x86_64-4.1.0.args b/tests/qemuxml2argvdata/disk-fmt-qcow.x86_64-4.1.0.args
index f2c9ead838..5cf620cbe9 100644
--- a/tests/qemuxml2argvdata/disk-fmt-qcow.x86_64-4.1.0.args
+++ b/tests/qemuxml2argvdata/disk-fmt-qcow.x86_64-4.1.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/disk-fmt-qcow.x86_64-latest.args b/tests/qemuxml2argvdata/disk-fmt-qcow.x86_64-latest.args
index c90da3c0ca..d561bf355f 100644
--- a/tests/qemuxml2argvdata/disk-fmt-qcow.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-fmt-qcow.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-fmt-qcow.xml b/tests/qemuxml2argvdata/disk-fmt-qcow.xml
index 06044266f2..6c1d0ec5db 100644
--- a/tests/qemuxml2argvdata/disk-fmt-qcow.xml
+++ b/tests/qemuxml2argvdata/disk-fmt-qcow.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='qcow2'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/disk-geometry.x86_64-latest.args b/tests/qemuxml2argvdata/disk-geometry.x86_64-latest.args
index 31e082ffd6..4261edd685 100644
--- a/tests/qemuxml2argvdata/disk-geometry.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-geometry.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-geometry.xml b/tests/qemuxml2argvdata/disk-geometry.xml
index 3bd802acec..2005cf5d81 100644
--- a/tests/qemuxml2argvdata/disk-geometry.xml
+++ b/tests/qemuxml2argvdata/disk-geometry.xml
@@ -5,7 +5,7 @@
   <currentMemory>219136</currentMemory>
   <vcpu>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <geometry cyls='16383' heads='16' secs='63' trans='lba'/>
diff --git a/tests/qemuxml2argvdata/disk-hostdev-scsi-address-conflict.xml b/tests/qemuxml2argvdata/disk-hostdev-scsi-address-conflict.xml
index 2f6606b91c..e1f19de4b4 100644
--- a/tests/qemuxml2argvdata/disk-hostdev-scsi-address-conflict.xml
+++ b/tests/qemuxml2argvdata/disk-hostdev-scsi-address-conflict.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='sda' bus='scsi'/>
diff --git a/tests/qemuxml2argvdata/disk-ide-incompatible-address.xml b/tests/qemuxml2argvdata/disk-ide-incompatible-address.xml
index 5ca566d20a..e4d79bf710 100644
--- a/tests/qemuxml2argvdata/disk-ide-incompatible-address.xml
+++ b/tests/qemuxml2argvdata/disk-ide-incompatible-address.xml
@@ -4,7 +4,7 @@
   <memory unit='KiB'>219136</memory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -12,7 +12,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/disk-ide-split.x86_64-latest.args b/tests/qemuxml2argvdata/disk-ide-split.x86_64-latest.args
index 887b5903ad..0a610bacd3 100644
--- a/tests/qemuxml2argvdata/disk-ide-split.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-ide-split.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-ide-split.xml b/tests/qemuxml2argvdata/disk-ide-split.xml
index 352b5e31fe..82da665839 100644
--- a/tests/qemuxml2argvdata/disk-ide-split.xml
+++ b/tests/qemuxml2argvdata/disk-ide-split.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/disk-ide-wwn.x86_64-latest.args b/tests/qemuxml2argvdata/disk-ide-wwn.x86_64-latest.args
index 037ab605ac..7943697218 100644
--- a/tests/qemuxml2argvdata/disk-ide-wwn.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-ide-wwn.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-ide-wwn.xml b/tests/qemuxml2argvdata/disk-ide-wwn.xml
index 7b84b7e9ee..0707a02c2a 100644
--- a/tests/qemuxml2argvdata/disk-ide-wwn.xml
+++ b/tests/qemuxml2argvdata/disk-ide-wwn.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/disk-metadata-cache.x86_64-latest.args b/tests/qemuxml2argvdata/disk-metadata-cache.x86_64-latest.args
index 48ab5517b7..993cb4ddfc 100644
--- a/tests/qemuxml2argvdata/disk-metadata-cache.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-metadata-cache.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-metadata-cache.xml b/tests/qemuxml2argvdata/disk-metadata-cache.xml
index d79f194eee..6c19f88562 100644
--- a/tests/qemuxml2argvdata/disk-metadata-cache.xml
+++ b/tests/qemuxml2argvdata/disk-metadata-cache.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='file' device='disk'>
       <driver name='qemu' type='qcow2' cache='none'>
         <metadata_cache>
diff --git a/tests/qemuxml2argvdata/disk-missing-target-invalid.xml b/tests/qemuxml2argvdata/disk-missing-target-invalid.xml
index 11287f2afb..24c2393a0a 100644
--- a/tests/qemuxml2argvdata/disk-missing-target-invalid.xml
+++ b/tests/qemuxml2argvdata/disk-missing-target-invalid.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
     </disk>
diff --git a/tests/qemuxml2argvdata/disk-network-gluster.x86_64-2.12.0.args b/tests/qemuxml2argvdata/disk-network-gluster.x86_64-2.12.0.args
index 5614785358..9a4adc8145 100644
--- a/tests/qemuxml2argvdata/disk-network-gluster.x86_64-2.12.0.args
+++ b/tests/qemuxml2argvdata/disk-network-gluster.x86_64-2.12.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/disk-network-gluster.x86_64-latest.args b/tests/qemuxml2argvdata/disk-network-gluster.x86_64-latest.args
index 53040c8d86..9f6d332b5f 100644
--- a/tests/qemuxml2argvdata/disk-network-gluster.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-network-gluster.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-network-gluster.xml b/tests/qemuxml2argvdata/disk-network-gluster.xml
index c20a57a59a..2ff28ad3a0 100644
--- a/tests/qemuxml2argvdata/disk-network-gluster.xml
+++ b/tests/qemuxml2argvdata/disk-network-gluster.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='network' device='disk'>
       <driver name='qemu' type='raw'/>
       <source protocol='gluster' name='Volume1/Image'>
diff --git a/tests/qemuxml2argvdata/disk-network-iscsi-auth-secrettype-invalid.xml b/tests/qemuxml2argvdata/disk-network-iscsi-auth-secrettype-invalid.xml
index 03512ec6c9..ce36170392 100644
--- a/tests/qemuxml2argvdata/disk-network-iscsi-auth-secrettype-invalid.xml
+++ b/tests/qemuxml2argvdata/disk-network-iscsi-auth-secrettype-invalid.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='network' device='disk'>
       <driver name='qemu' type='raw'/>
       <auth username='myname'>
diff --git a/tests/qemuxml2argvdata/disk-network-iscsi-auth-wrong-secrettype.xml b/tests/qemuxml2argvdata/disk-network-iscsi-auth-wrong-secrettype.xml
index 9c48a4a700..9c42fcfcbd 100644
--- a/tests/qemuxml2argvdata/disk-network-iscsi-auth-wrong-secrettype.xml
+++ b/tests/qemuxml2argvdata/disk-network-iscsi-auth-wrong-secrettype.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='network' device='disk'>
       <driver name='qemu' type='raw'/>
       <auth username='myname'>
diff --git a/tests/qemuxml2argvdata/disk-network-iscsi.x86_64-2.12.0.args b/tests/qemuxml2argvdata/disk-network-iscsi.x86_64-2.12.0.args
index f2f890939f..a6bb026050 100644
--- a/tests/qemuxml2argvdata/disk-network-iscsi.x86_64-2.12.0.args
+++ b/tests/qemuxml2argvdata/disk-network-iscsi.x86_64-2.12.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/disk-network-iscsi.x86_64-latest.args b/tests/qemuxml2argvdata/disk-network-iscsi.x86_64-latest.args
index cee236a169..1c8666791f 100644
--- a/tests/qemuxml2argvdata/disk-network-iscsi.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-network-iscsi.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-network-iscsi.xml b/tests/qemuxml2argvdata/disk-network-iscsi.xml
index 07bb457bfa..b4f73bcbb3 100644
--- a/tests/qemuxml2argvdata/disk-network-iscsi.xml
+++ b/tests/qemuxml2argvdata/disk-network-iscsi.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='network' device='disk'>
       <driver name='qemu' type='raw'/>
       <source protocol='iscsi' name='iqn.1992-01.com.example'>
diff --git a/tests/qemuxml2argvdata/disk-network-nbd.x86_64-2.12.0.args b/tests/qemuxml2argvdata/disk-network-nbd.x86_64-2.12.0.args
index 1c5d9d36f4..65d3d566a9 100644
--- a/tests/qemuxml2argvdata/disk-network-nbd.x86_64-2.12.0.args
+++ b/tests/qemuxml2argvdata/disk-network-nbd.x86_64-2.12.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/disk-network-nbd.x86_64-latest.args b/tests/qemuxml2argvdata/disk-network-nbd.x86_64-latest.args
index 0cd6268ee0..21e619af3e 100644
--- a/tests/qemuxml2argvdata/disk-network-nbd.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-network-nbd.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-network-nbd.xml b/tests/qemuxml2argvdata/disk-network-nbd.xml
index eda00c103e..8ac6cc3b7b 100644
--- a/tests/qemuxml2argvdata/disk-network-nbd.xml
+++ b/tests/qemuxml2argvdata/disk-network-nbd.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='network' device='disk'>
       <driver name='qemu' type='raw'/>
       <source protocol='nbd'>
diff --git a/tests/qemuxml2argvdata/disk-network-nfs.xml b/tests/qemuxml2argvdata/disk-network-nfs.xml
index df7b104a8e..403ff1efe6 100644
--- a/tests/qemuxml2argvdata/disk-network-nfs.xml
+++ b/tests/qemuxml2argvdata/disk-network-nfs.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
diff --git a/tests/qemuxml2argvdata/disk-network-rbd-no-colon.x86_64-latest.args b/tests/qemuxml2argvdata/disk-network-rbd-no-colon.x86_64-latest.args
index f129013eda..9fc2697cad 100644
--- a/tests/qemuxml2argvdata/disk-network-rbd-no-colon.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-network-rbd-no-colon.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-network-rbd-no-colon.xml b/tests/qemuxml2argvdata/disk-network-rbd-no-colon.xml
index e3a04afebd..7d77fe7fcc 100644
--- a/tests/qemuxml2argvdata/disk-network-rbd-no-colon.xml
+++ b/tests/qemuxml2argvdata/disk-network-rbd-no-colon.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/disk-network-rbd.x86_64-2.12.0.args b/tests/qemuxml2argvdata/disk-network-rbd.x86_64-2.12.0.args
index 7508231945..fd2c4a35d3 100644
--- a/tests/qemuxml2argvdata/disk-network-rbd.x86_64-2.12.0.args
+++ b/tests/qemuxml2argvdata/disk-network-rbd.x86_64-2.12.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/disk-network-rbd.x86_64-latest.args b/tests/qemuxml2argvdata/disk-network-rbd.x86_64-latest.args
index 2fa42a0726..d195b9f39f 100644
--- a/tests/qemuxml2argvdata/disk-network-rbd.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-network-rbd.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-network-rbd.xml b/tests/qemuxml2argvdata/disk-network-rbd.xml
index b516a755a8..c427fbea83 100644
--- a/tests/qemuxml2argvdata/disk-network-rbd.xml
+++ b/tests/qemuxml2argvdata/disk-network-rbd.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='network' device='disk'>
       <driver name='qemu' type='raw'/>
       <source protocol='rbd' name='pool/image'>
diff --git a/tests/qemuxml2argvdata/disk-network-sheepdog.x86_64-2.12.0.args b/tests/qemuxml2argvdata/disk-network-sheepdog.x86_64-2.12.0.args
index ced6988c35..a2afcc6140 100644
--- a/tests/qemuxml2argvdata/disk-network-sheepdog.x86_64-2.12.0.args
+++ b/tests/qemuxml2argvdata/disk-network-sheepdog.x86_64-2.12.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/disk-network-sheepdog.x86_64-6.0.0.args b/tests/qemuxml2argvdata/disk-network-sheepdog.x86_64-6.0.0.args
index a570eb2a97..6966376177 100644
--- a/tests/qemuxml2argvdata/disk-network-sheepdog.x86_64-6.0.0.args
+++ b/tests/qemuxml2argvdata/disk-network-sheepdog.x86_64-6.0.0.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-network-sheepdog.xml b/tests/qemuxml2argvdata/disk-network-sheepdog.xml
index 3d6d3b2ae9..9c4b4e8a2e 100644
--- a/tests/qemuxml2argvdata/disk-network-sheepdog.xml
+++ b/tests/qemuxml2argvdata/disk-network-sheepdog.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMU,Guest,,1'/>
diff --git a/tests/qemuxml2argvdata/disk-network-source-auth-both.xml b/tests/qemuxml2argvdata/disk-network-source-auth-both.xml
index 852e2eaae2..263745828f 100644
--- a/tests/qemuxml2argvdata/disk-network-source-auth-both.xml
+++ b/tests/qemuxml2argvdata/disk-network-source-auth-both.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='network' device='disk'>
       <driver name='qemu' type='raw'/>
       <auth username='myname'>
diff --git a/tests/qemuxml2argvdata/disk-network-source-auth.x86_64-2.12.0.args b/tests/qemuxml2argvdata/disk-network-source-auth.x86_64-2.12.0.args
index feddad7256..ace4510c21 100644
--- a/tests/qemuxml2argvdata/disk-network-source-auth.x86_64-2.12.0.args
+++ b/tests/qemuxml2argvdata/disk-network-source-auth.x86_64-2.12.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/disk-network-source-auth.x86_64-latest.args b/tests/qemuxml2argvdata/disk-network-source-auth.x86_64-latest.args
index 032605793f..df179a81d4 100644
--- a/tests/qemuxml2argvdata/disk-network-source-auth.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-network-source-auth.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-network-source-auth.xml b/tests/qemuxml2argvdata/disk-network-source-auth.xml
index 0f8d29070f..7adcfd83c2 100644
--- a/tests/qemuxml2argvdata/disk-network-source-auth.xml
+++ b/tests/qemuxml2argvdata/disk-network-source-auth.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='network' device='disk'>
       <driver name='qemu' type='raw'/>
       <source protocol='iscsi' name='iqn.1992-01.com.example:storage/1'>
diff --git a/tests/qemuxml2argvdata/disk-network-tlsx509-nbd.x86_64-2.12.0.args b/tests/qemuxml2argvdata/disk-network-tlsx509-nbd.x86_64-2.12.0.args
index a6ee545ba9..6f3b686822 100644
--- a/tests/qemuxml2argvdata/disk-network-tlsx509-nbd.x86_64-2.12.0.args
+++ b/tests/qemuxml2argvdata/disk-network-tlsx509-nbd.x86_64-2.12.0.args
@@ -13,7 +13,6 @@ QEMU_AUDIO_DRV=none \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
 -machine pc-i440fx-2.12,usb=off,dump-guest-core=off \
 -accel tcg \
--cpu qemu32 \
 -m 214 \
 -realtime mlock=off \
 -smp 1,sockets=1,cores=1,threads=1 \
diff --git a/tests/qemuxml2argvdata/disk-network-tlsx509-nbd.xml b/tests/qemuxml2argvdata/disk-network-tlsx509-nbd.xml
index 34afcbf479..153112e506 100644
--- a/tests/qemuxml2argvdata/disk-network-tlsx509-nbd.xml
+++ b/tests/qemuxml2argvdata/disk-network-tlsx509-nbd.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
diff --git a/tests/qemuxml2argvdata/disk-network-tlsx509-vxhs.x86_64-2.12.0.args b/tests/qemuxml2argvdata/disk-network-tlsx509-vxhs.x86_64-2.12.0.args
index 6ff3c06932..4821140b93 100644
--- a/tests/qemuxml2argvdata/disk-network-tlsx509-vxhs.x86_64-2.12.0.args
+++ b/tests/qemuxml2argvdata/disk-network-tlsx509-vxhs.x86_64-2.12.0.args
@@ -13,7 +13,6 @@ QEMU_AUDIO_DRV=none \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
 -machine pc-i440fx-2.12,usb=off,dump-guest-core=off \
 -accel tcg \
--cpu qemu32 \
 -m 214 \
 -realtime mlock=off \
 -smp 1,sockets=1,cores=1,threads=1 \
diff --git a/tests/qemuxml2argvdata/disk-network-tlsx509-vxhs.xml b/tests/qemuxml2argvdata/disk-network-tlsx509-vxhs.xml
index a66e81f065..775e5e3b59 100644
--- a/tests/qemuxml2argvdata/disk-network-tlsx509-vxhs.xml
+++ b/tests/qemuxml2argvdata/disk-network-tlsx509-vxhs.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
diff --git a/tests/qemuxml2argvdata/disk-no-boot.x86_64-latest.args b/tests/qemuxml2argvdata/disk-no-boot.x86_64-latest.args
index 1961f35b08..caf254b8d0 100644
--- a/tests/qemuxml2argvdata/disk-no-boot.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-no-boot.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-no-boot.xml b/tests/qemuxml2argvdata/disk-no-boot.xml
index 9125013e7b..ca15a21db6 100644
--- a/tests/qemuxml2argvdata/disk-no-boot.xml
+++ b/tests/qemuxml2argvdata/disk-no-boot.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='cdrom'/>
     <boot dev='hd'/>
     <boot dev='fd'/>
@@ -15,7 +15,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/disk-nvme.x86_64-latest.args b/tests/qemuxml2argvdata/disk-nvme.x86_64-latest.args
index a7c1ee66a9..675d47e723 100644
--- a/tests/qemuxml2argvdata/disk-nvme.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-nvme.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-nvme.xml b/tests/qemuxml2argvdata/disk-nvme.xml
index 9a5fafce7d..226ea3d686 100644
--- a/tests/qemuxml2argvdata/disk-nvme.xml
+++ b/tests/qemuxml2argvdata/disk-nvme.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='nvme' device='disk'>
       <driver name='qemu' type='raw'/>
       <source type='pci' managed='yes' namespace='1'>
diff --git a/tests/qemuxml2argvdata/disk-order.x86_64-latest.args b/tests/qemuxml2argvdata/disk-order.x86_64-latest.args
index bd3ebeee20..5c91c009e5 100644
--- a/tests/qemuxml2argvdata/disk-order.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-order.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-order.xml b/tests/qemuxml2argvdata/disk-order.xml
index 4586faa54a..ac0a9a4a2c 100644
--- a/tests/qemuxml2argvdata/disk-order.xml
+++ b/tests/qemuxml2argvdata/disk-order.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <source dev='/dev/HostVG/QEMUGuest2'/>
       <target dev='hdc' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/disk-readonly-disk.x86_64-2.12.0.args b/tests/qemuxml2argvdata/disk-readonly-disk.x86_64-2.12.0.args
index 7857574526..0cef0675be 100644
--- a/tests/qemuxml2argvdata/disk-readonly-disk.x86_64-2.12.0.args
+++ b/tests/qemuxml2argvdata/disk-readonly-disk.x86_64-2.12.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/disk-readonly-disk.x86_64-latest.args b/tests/qemuxml2argvdata/disk-readonly-disk.x86_64-latest.args
index 1f17124e8f..f844bb94d9 100644
--- a/tests/qemuxml2argvdata/disk-readonly-disk.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-readonly-disk.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-readonly-disk.xml b/tests/qemuxml2argvdata/disk-readonly-disk.xml
index a01d2073c8..ce37483046 100644
--- a/tests/qemuxml2argvdata/disk-readonly-disk.xml
+++ b/tests/qemuxml2argvdata/disk-readonly-disk.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/disk-rotation.x86_64-latest.args b/tests/qemuxml2argvdata/disk-rotation.x86_64-latest.args
index 4a04c9720a..dc8fd9c7c4 100644
--- a/tests/qemuxml2argvdata/disk-rotation.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-rotation.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-rotation.xml b/tests/qemuxml2argvdata/disk-rotation.xml
index 0a810e54cc..7a288c20d7 100644
--- a/tests/qemuxml2argvdata/disk-rotation.xml
+++ b/tests/qemuxml2argvdata/disk-rotation.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>8</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='sda' bus='scsi' rotation_rate='7200'/>
diff --git a/tests/qemuxml2argvdata/disk-same-targets.xml b/tests/qemuxml2argvdata/disk-same-targets.xml
index c1104a8eab..6d633d5f20 100644
--- a/tests/qemuxml2argvdata/disk-same-targets.xml
+++ b/tests/qemuxml2argvdata/disk-same-targets.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/disk-sata-device.x86_64-latest.args b/tests/qemuxml2argvdata/disk-sata-device.x86_64-latest.args
index 3a8bb61675..9365104c20 100644
--- a/tests/qemuxml2argvdata/disk-sata-device.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-sata-device.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-sata-device.xml b/tests/qemuxml2argvdata/disk-sata-device.xml
index 9f711451b1..5dbf08ef1d 100644
--- a/tests/qemuxml2argvdata/disk-sata-device.xml
+++ b/tests/qemuxml2argvdata/disk-sata-device.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='sda' bus='sata'/>
diff --git a/tests/qemuxml2argvdata/disk-sata-incompatible-address.xml b/tests/qemuxml2argvdata/disk-sata-incompatible-address.xml
index 72f8a0bcbb..1781adde50 100644
--- a/tests/qemuxml2argvdata/disk-sata-incompatible-address.xml
+++ b/tests/qemuxml2argvdata/disk-sata-incompatible-address.xml
@@ -4,7 +4,7 @@
   <memory unit='KiB'>219136</memory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -12,7 +12,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/disk-scsi-device-auto.x86_64-latest.args b/tests/qemuxml2argvdata/disk-scsi-device-auto.x86_64-latest.args
index e2189faa27..d936b41903 100644
--- a/tests/qemuxml2argvdata/disk-scsi-device-auto.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-scsi-device-auto.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-scsi-device-auto.xml b/tests/qemuxml2argvdata/disk-scsi-device-auto.xml
index 4c0c35dbf8..3b7a02aeb1 100644
--- a/tests/qemuxml2argvdata/disk-scsi-device-auto.xml
+++ b/tests/qemuxml2argvdata/disk-scsi-device-auto.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/disk-scsi-disk-split.x86_64-latest.args b/tests/qemuxml2argvdata/disk-scsi-disk-split.x86_64-latest.args
index 3921050420..6f647f09cc 100644
--- a/tests/qemuxml2argvdata/disk-scsi-disk-split.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-scsi-disk-split.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-scsi-disk-split.xml b/tests/qemuxml2argvdata/disk-scsi-disk-split.xml
index 757981a7b7..946b23ea19 100644
--- a/tests/qemuxml2argvdata/disk-scsi-disk-split.xml
+++ b/tests/qemuxml2argvdata/disk-scsi-disk-split.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='sda' bus='scsi'/>
diff --git a/tests/qemuxml2argvdata/disk-scsi-disk-vpd-build-error.xml b/tests/qemuxml2argvdata/disk-scsi-disk-vpd-build-error.xml
index a49170e63e..45b6591396 100644
--- a/tests/qemuxml2argvdata/disk-scsi-disk-vpd-build-error.xml
+++ b/tests/qemuxml2argvdata/disk-scsi-disk-vpd-build-error.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='sda' bus='virtio'/>
diff --git a/tests/qemuxml2argvdata/disk-scsi-disk-vpd.x86_64-latest.args b/tests/qemuxml2argvdata/disk-scsi-disk-vpd.x86_64-latest.args
index 4c7515df3a..a9e0e10503 100644
--- a/tests/qemuxml2argvdata/disk-scsi-disk-vpd.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-scsi-disk-vpd.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-scsi-disk-vpd.xml b/tests/qemuxml2argvdata/disk-scsi-disk-vpd.xml
index aadfa59608..36dd2a89ba 100644
--- a/tests/qemuxml2argvdata/disk-scsi-disk-vpd.xml
+++ b/tests/qemuxml2argvdata/disk-scsi-disk-vpd.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='sda' bus='scsi'/>
diff --git a/tests/qemuxml2argvdata/disk-scsi-disk-wwn.x86_64-latest.args b/tests/qemuxml2argvdata/disk-scsi-disk-wwn.x86_64-latest.args
index a8d0e271c8..cd41d1d34a 100644
--- a/tests/qemuxml2argvdata/disk-scsi-disk-wwn.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-scsi-disk-wwn.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-scsi-disk-wwn.xml b/tests/qemuxml2argvdata/disk-scsi-disk-wwn.xml
index 0bbc1fc1e3..34a67b212a 100644
--- a/tests/qemuxml2argvdata/disk-scsi-disk-wwn.xml
+++ b/tests/qemuxml2argvdata/disk-scsi-disk-wwn.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='sda' bus='scsi'/>
diff --git a/tests/qemuxml2argvdata/disk-scsi-incompatible-address.xml b/tests/qemuxml2argvdata/disk-scsi-incompatible-address.xml
index 74eb327a1f..0b834cd21e 100644
--- a/tests/qemuxml2argvdata/disk-scsi-incompatible-address.xml
+++ b/tests/qemuxml2argvdata/disk-scsi-incompatible-address.xml
@@ -4,7 +4,7 @@
   <memory unit='KiB'>219136</memory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -12,7 +12,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/disk-scsi-lun-passthrough.x86_64-latest.args b/tests/qemuxml2argvdata/disk-scsi-lun-passthrough.x86_64-latest.args
index 6c93169fbb..d0a0e9c1ed 100644
--- a/tests/qemuxml2argvdata/disk-scsi-lun-passthrough.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-scsi-lun-passthrough.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-scsi-lun-passthrough.xml b/tests/qemuxml2argvdata/disk-scsi-lun-passthrough.xml
index 1ab8a39ea7..2a3878e23d 100644
--- a/tests/qemuxml2argvdata/disk-scsi-lun-passthrough.xml
+++ b/tests/qemuxml2argvdata/disk-scsi-lun-passthrough.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='lun'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='hda' bus='scsi'/>
diff --git a/tests/qemuxml2argvdata/disk-scsi.x86_64-latest.args b/tests/qemuxml2argvdata/disk-scsi.x86_64-latest.args
index 4b4b7e381e..97cda702bc 100644
--- a/tests/qemuxml2argvdata/disk-scsi.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-scsi.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-scsi.xml b/tests/qemuxml2argvdata/disk-scsi.xml
index 4468a182db..1072e8b6fc 100644
--- a/tests/qemuxml2argvdata/disk-scsi.xml
+++ b/tests/qemuxml2argvdata/disk-scsi.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/disk-serial.x86_64-latest.args b/tests/qemuxml2argvdata/disk-serial.x86_64-latest.args
index be4ed131e3..4c64c03694 100644
--- a/tests/qemuxml2argvdata/disk-serial.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-serial.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-serial.xml b/tests/qemuxml2argvdata/disk-serial.xml
index 88572871df..91a7f71b54 100644
--- a/tests/qemuxml2argvdata/disk-serial.xml
+++ b/tests/qemuxml2argvdata/disk-serial.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/disk-shared-qcow.xml b/tests/qemuxml2argvdata/disk-shared-qcow.xml
index 358e65f7a0..d7c2534569 100644
--- a/tests/qemuxml2argvdata/disk-shared-qcow.xml
+++ b/tests/qemuxml2argvdata/disk-shared-qcow.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='qcow2'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/disk-shared.x86_64-2.12.0.args b/tests/qemuxml2argvdata/disk-shared.x86_64-2.12.0.args
index 096a834368..7989db52c0 100644
--- a/tests/qemuxml2argvdata/disk-shared.x86_64-2.12.0.args
+++ b/tests/qemuxml2argvdata/disk-shared.x86_64-2.12.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/disk-shared.x86_64-latest.args b/tests/qemuxml2argvdata/disk-shared.x86_64-latest.args
index 72967dd57b..69bd114d4e 100644
--- a/tests/qemuxml2argvdata/disk-shared.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-shared.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-shared.xml b/tests/qemuxml2argvdata/disk-shared.xml
index 952d9abebf..8cd0d6b089 100644
--- a/tests/qemuxml2argvdata/disk-shared.xml
+++ b/tests/qemuxml2argvdata/disk-shared.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/disk-slices.x86_64-latest.args b/tests/qemuxml2argvdata/disk-slices.x86_64-latest.args
index 1374424214..1783555042 100644
--- a/tests/qemuxml2argvdata/disk-slices.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-slices.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-slices.xml b/tests/qemuxml2argvdata/disk-slices.xml
index 016aa1b905..5bff0f24aa 100644
--- a/tests/qemuxml2argvdata/disk-slices.xml
+++ b/tests/qemuxml2argvdata/disk-slices.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='file' device='disk'>
       <driver name='qemu' type='raw'/>
       <source file='/var/lib/libvirt/images/raw.img'>
diff --git a/tests/qemuxml2argvdata/disk-snapshot.x86_64-latest.args b/tests/qemuxml2argvdata/disk-snapshot.x86_64-latest.args
index 0bb023e64d..cca5911949 100644
--- a/tests/qemuxml2argvdata/disk-snapshot.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-snapshot.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-snapshot.xml b/tests/qemuxml2argvdata/disk-snapshot.xml
index 661a044ea0..617c401e5e 100644
--- a/tests/qemuxml2argvdata/disk-snapshot.xml
+++ b/tests/qemuxml2argvdata/disk-snapshot.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk' snapshot='internal'>
       <driver name='qemu' type='qcow2' cache='none'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/disk-source-pool-mode.x86_64-4.1.0.args b/tests/qemuxml2argvdata/disk-source-pool-mode.x86_64-4.1.0.args
index 4f1618c10e..ca43649745 100644
--- a/tests/qemuxml2argvdata/disk-source-pool-mode.x86_64-4.1.0.args
+++ b/tests/qemuxml2argvdata/disk-source-pool-mode.x86_64-4.1.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/disk-source-pool-mode.x86_64-latest.args b/tests/qemuxml2argvdata/disk-source-pool-mode.x86_64-latest.args
index e7a3b40aa2..244c050f52 100644
--- a/tests/qemuxml2argvdata/disk-source-pool-mode.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-source-pool-mode.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-source-pool-mode.xml b/tests/qemuxml2argvdata/disk-source-pool-mode.xml
index 512ffe5e18..dbe032cfbe 100644
--- a/tests/qemuxml2argvdata/disk-source-pool-mode.xml
+++ b/tests/qemuxml2argvdata/disk-source-pool-mode.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='volume' device='cdrom'>
       <source pool='pool-iscsi-auth' volume='unit:0:0:1' mode='host'>
         <seclabel model='selinux' relabel='yes'>
diff --git a/tests/qemuxml2argvdata/disk-source-pool.x86_64-4.1.0.args b/tests/qemuxml2argvdata/disk-source-pool.x86_64-4.1.0.args
index c5f8f2bf0e..2a664b4a9f 100644
--- a/tests/qemuxml2argvdata/disk-source-pool.x86_64-4.1.0.args
+++ b/tests/qemuxml2argvdata/disk-source-pool.x86_64-4.1.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/disk-source-pool.x86_64-latest.args b/tests/qemuxml2argvdata/disk-source-pool.x86_64-latest.args
index 34ba9a0ed2..e8d69d07ac 100644
--- a/tests/qemuxml2argvdata/disk-source-pool.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-source-pool.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-source-pool.xml b/tests/qemuxml2argvdata/disk-source-pool.xml
index a6ce7fd349..412c626dda 100644
--- a/tests/qemuxml2argvdata/disk-source-pool.xml
+++ b/tests/qemuxml2argvdata/disk-source-pool.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <!-- For this disk, intentionally stress parser resilience to
          atypical ordering -->
     <disk device='cdrom' type='volume'>
diff --git a/tests/qemuxml2argvdata/disk-transient.x86_64-latest.args b/tests/qemuxml2argvdata/disk-transient.x86_64-latest.args
index 339f543628..0bd42d2b62 100644
--- a/tests/qemuxml2argvdata/disk-transient.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-transient.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-transient.xml b/tests/qemuxml2argvdata/disk-transient.xml
index 49613a88b2..edd65a0da0 100644
--- a/tests/qemuxml2argvdata/disk-transient.xml
+++ b/tests/qemuxml2argvdata/disk-transient.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='file' device='disk'>
       <driver name='qemu' type='qcow2' cache='none'/>
       <source file='/tmp/QEMUGuest2.img'/>
diff --git a/tests/qemuxml2argvdata/disk-usb-device-removable.x86_64-latest.args b/tests/qemuxml2argvdata/disk-usb-device-removable.x86_64-latest.args
index 44a4665022..5c12303954 100644
--- a/tests/qemuxml2argvdata/disk-usb-device-removable.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-usb-device-removable.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-usb-device-removable.xml b/tests/qemuxml2argvdata/disk-usb-device-removable.xml
index 1375c45714..927a8e8b3e 100644
--- a/tests/qemuxml2argvdata/disk-usb-device-removable.xml
+++ b/tests/qemuxml2argvdata/disk-usb-device-removable.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/disk-usb-device.x86_64-latest.args b/tests/qemuxml2argvdata/disk-usb-device.x86_64-latest.args
index 96186782f6..492eacaeda 100644
--- a/tests/qemuxml2argvdata/disk-usb-device.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-usb-device.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-usb-device.xml b/tests/qemuxml2argvdata/disk-usb-device.xml
index 19a536868b..92dcc659ac 100644
--- a/tests/qemuxml2argvdata/disk-usb-device.xml
+++ b/tests/qemuxml2argvdata/disk-usb-device.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/disk-usb-pci.xml b/tests/qemuxml2argvdata/disk-usb-pci.xml
index 7f76b24314..c76fe11aaf 100644
--- a/tests/qemuxml2argvdata/disk-usb-pci.xml
+++ b/tests/qemuxml2argvdata/disk-usb-pci.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/disk-vhostuser.xml b/tests/qemuxml2argvdata/disk-vhostuser.xml
index cbe2804e39..a0a3df4dd0 100644
--- a/tests/qemuxml2argvdata/disk-vhostuser.xml
+++ b/tests/qemuxml2argvdata/disk-vhostuser.xml
@@ -9,7 +9,7 @@
   </memoryBacking>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
   </os>
   <devices>
     <emulator>/usr/bin/qemu-system-x86_64</emulator>
diff --git a/tests/qemuxml2argvdata/disk-virtio-queues.x86_64-latest.args b/tests/qemuxml2argvdata/disk-virtio-queues.x86_64-latest.args
index 695ba4e39f..15ab23e4db 100644
--- a/tests/qemuxml2argvdata/disk-virtio-queues.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-virtio-queues.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-virtio-queues.xml b/tests/qemuxml2argvdata/disk-virtio-queues.xml
index 3cfa958c97..b6bb1f8ee7 100644
--- a/tests/qemuxml2argvdata/disk-virtio-queues.xml
+++ b/tests/qemuxml2argvdata/disk-virtio-queues.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <cpu mode='custom' match='exact' check='none'>
@@ -16,7 +16,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='file' device='disk'>
       <driver name='qemu' type='raw' queues='4'/>
       <source file='/tmp/data.img'/>
diff --git a/tests/qemuxml2argvdata/disk-virtio-scsi-reservations.x86_64-2.12.0.args b/tests/qemuxml2argvdata/disk-virtio-scsi-reservations.x86_64-2.12.0.args
index 9024f24632..d3d0197e65 100644
--- a/tests/qemuxml2argvdata/disk-virtio-scsi-reservations.x86_64-2.12.0.args
+++ b/tests/qemuxml2argvdata/disk-virtio-scsi-reservations.x86_64-2.12.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/disk-virtio-scsi-reservations.x86_64-5.2.0.args b/tests/qemuxml2argvdata/disk-virtio-scsi-reservations.x86_64-5.2.0.args
index a174597fea..855dfb370f 100644
--- a/tests/qemuxml2argvdata/disk-virtio-scsi-reservations.x86_64-5.2.0.args
+++ b/tests/qemuxml2argvdata/disk-virtio-scsi-reservations.x86_64-5.2.0.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/disk-virtio-scsi-reservations.x86_64-latest.args b/tests/qemuxml2argvdata/disk-virtio-scsi-reservations.x86_64-latest.args
index 49dbd383d1..6c23b52bf9 100644
--- a/tests/qemuxml2argvdata/disk-virtio-scsi-reservations.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-virtio-scsi-reservations.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-virtio-scsi-reservations.xml b/tests/qemuxml2argvdata/disk-virtio-scsi-reservations.xml
index eec608db0d..ac0d792d72 100644
--- a/tests/qemuxml2argvdata/disk-virtio-scsi-reservations.xml
+++ b/tests/qemuxml2argvdata/disk-virtio-scsi-reservations.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>8</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='lun'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'>
diff --git a/tests/qemuxml2argvdata/disk-virtio.x86_64-latest.args b/tests/qemuxml2argvdata/disk-virtio.x86_64-latest.args
index fc9bb9aed9..4ef19dab97 100644
--- a/tests/qemuxml2argvdata/disk-virtio.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/disk-virtio.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/disk-virtio.xml b/tests/qemuxml2argvdata/disk-virtio.xml
index 0406e9bd75..78f8c70058 100644
--- a/tests/qemuxml2argvdata/disk-virtio.xml
+++ b/tests/qemuxml2argvdata/disk-virtio.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/encrypted-disk-usage.x86_64-4.1.0.args b/tests/qemuxml2argvdata/encrypted-disk-usage.x86_64-4.1.0.args
index 09aaea4eda..cb1ad317e4 100644
--- a/tests/qemuxml2argvdata/encrypted-disk-usage.x86_64-4.1.0.args
+++ b/tests/qemuxml2argvdata/encrypted-disk-usage.x86_64-4.1.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-encryptdisk/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-encryptdisk/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-encryptdisk/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=encryptdisk,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-encryptdisk/master-key.aes \
diff --git a/tests/qemuxml2argvdata/encrypted-disk-usage.x86_64-latest.args b/tests/qemuxml2argvdata/encrypted-disk-usage.x86_64-latest.args
index 03926ef56c..08fb57f886 100644
--- a/tests/qemuxml2argvdata/encrypted-disk-usage.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/encrypted-disk-usage.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-encryptdisk/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-encryptdisk/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-encryptdisk/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=encryptdisk,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-encryptdisk/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/encrypted-disk-usage.xml b/tests/qemuxml2argvdata/encrypted-disk-usage.xml
index d2b87b94b6..43afacf220 100644
--- a/tests/qemuxml2argvdata/encrypted-disk-usage.xml
+++ b/tests/qemuxml2argvdata/encrypted-disk-usage.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>524288</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='file' device='disk'>
       <driver name='qemu' type='qcow2'/>
       <source file='/storage/guest_disks/encryptdisk'/>
diff --git a/tests/qemuxml2argvdata/encrypted-disk.x86_64-4.1.0.args b/tests/qemuxml2argvdata/encrypted-disk.x86_64-4.1.0.args
index d9c6050d38..639a47bec0 100644
--- a/tests/qemuxml2argvdata/encrypted-disk.x86_64-4.1.0.args
+++ b/tests/qemuxml2argvdata/encrypted-disk.x86_64-4.1.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-encryptdisk/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-encryptdisk/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-encryptdisk/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=encryptdisk,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-encryptdisk/master-key.aes \
diff --git a/tests/qemuxml2argvdata/encrypted-disk.x86_64-latest.args b/tests/qemuxml2argvdata/encrypted-disk.x86_64-latest.args
index 421ea42d92..bfb8713fd1 100644
--- a/tests/qemuxml2argvdata/encrypted-disk.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/encrypted-disk.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-encryptdisk/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-encryptdisk/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-encryptdisk/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=encryptdisk,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-encryptdisk/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/encrypted-disk.xml b/tests/qemuxml2argvdata/encrypted-disk.xml
index e996cde889..a92d31fd53 100644
--- a/tests/qemuxml2argvdata/encrypted-disk.xml
+++ b/tests/qemuxml2argvdata/encrypted-disk.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>524288</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='file' device='disk'>
       <driver name='qemu' type='qcow2'/>
       <source file='/storage/guest_disks/encryptdisk'/>
diff --git a/tests/qemuxml2argvdata/eoi-disabled.x86_64-4.0.0.args b/tests/qemuxml2argvdata/eoi-disabled.x86_64-4.0.0.args
index 7a32227caa..14080eabed 100644
--- a/tests/qemuxml2argvdata/eoi-disabled.x86_64-4.0.0.args
+++ b/tests/qemuxml2argvdata/eoi-disabled.x86_64-4.0.0.args
@@ -7,13 +7,13 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
 -machine pc-i440fx-4.0,usb=off,dump-guest-core=off \
 -accel tcg \
--cpu qemu32,kvm-pv-eoi=off \
+-cpu qemu64,kvm-pv-eoi=off \
 -m 214 \
 -overcommit mem-lock=off \
 -smp 6,sockets=6,cores=1,threads=1 \
diff --git a/tests/qemuxml2argvdata/eoi-disabled.x86_64-latest.args b/tests/qemuxml2argvdata/eoi-disabled.x86_64-latest.args
index e5d5df217a..550a3dbdb5 100644
--- a/tests/qemuxml2argvdata/eoi-disabled.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/eoi-disabled.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/eoi-disabled.xml b/tests/qemuxml2argvdata/eoi-disabled.xml
index 84d81ba2ca..3edd7e7737 100644
--- a/tests/qemuxml2argvdata/eoi-disabled.xml
+++ b/tests/qemuxml2argvdata/eoi-disabled.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>6</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='network'/>
   </os>
   <features>
@@ -18,7 +18,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'/>
     <controller type='pci' index='0' model='pci-root'/>
     <input type='mouse' bus='ps2'/>
diff --git a/tests/qemuxml2argvdata/eoi-enabled.x86_64-4.0.0.args b/tests/qemuxml2argvdata/eoi-enabled.x86_64-4.0.0.args
index 7c97be0ef7..f7ad06a1b5 100644
--- a/tests/qemuxml2argvdata/eoi-enabled.x86_64-4.0.0.args
+++ b/tests/qemuxml2argvdata/eoi-enabled.x86_64-4.0.0.args
@@ -7,13 +7,13 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
 -machine pc-i440fx-4.0,usb=off,dump-guest-core=off \
 -accel tcg \
--cpu qemu32,kvm-pv-eoi=on \
+-cpu qemu64,kvm-pv-eoi=on \
 -m 214 \
 -overcommit mem-lock=off \
 -smp 6,sockets=6,cores=1,threads=1 \
diff --git a/tests/qemuxml2argvdata/eoi-enabled.x86_64-latest.args b/tests/qemuxml2argvdata/eoi-enabled.x86_64-latest.args
index 7110398e8b..8478226175 100644
--- a/tests/qemuxml2argvdata/eoi-enabled.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/eoi-enabled.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/eoi-enabled.xml b/tests/qemuxml2argvdata/eoi-enabled.xml
index 5de74634b0..3862c01169 100644
--- a/tests/qemuxml2argvdata/eoi-enabled.xml
+++ b/tests/qemuxml2argvdata/eoi-enabled.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>6</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='network'/>
   </os>
   <features>
@@ -18,7 +18,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'/>
     <controller type='pci' index='0' model='pci-root'/>
     <input type='mouse' bus='ps2'/>
diff --git a/tests/qemuxml2argvdata/fips-enabled.x86_64-5.1.0.args b/tests/qemuxml2argvdata/fips-enabled.x86_64-5.1.0.args
index e379427769..54e38b68be 100644
--- a/tests/qemuxml2argvdata/fips-enabled.x86_64-5.1.0.args
+++ b/tests/qemuxml2argvdata/fips-enabled.x86_64-5.1.0.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/fips-enabled.x86_64-latest.args b/tests/qemuxml2argvdata/fips-enabled.x86_64-latest.args
index 7a52bb6a8c..cee7dcd1a8 100644
--- a/tests/qemuxml2argvdata/fips-enabled.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/fips-enabled.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/fips-enabled.xml b/tests/qemuxml2argvdata/fips-enabled.xml
index 359e00929a..034afaa027 100644
--- a/tests/qemuxml2argvdata/fips-enabled.xml
+++ b/tests/qemuxml2argvdata/fips-enabled.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static' cpuset='1-4,8-20,525'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/floppy-drive-fat.x86_64-2.12.0.args b/tests/qemuxml2argvdata/floppy-drive-fat.x86_64-2.12.0.args
index 67bb6b7bfd..2f096d7d39 100644
--- a/tests/qemuxml2argvdata/floppy-drive-fat.x86_64-2.12.0.args
+++ b/tests/qemuxml2argvdata/floppy-drive-fat.x86_64-2.12.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/floppy-drive-fat.x86_64-latest.args b/tests/qemuxml2argvdata/floppy-drive-fat.x86_64-latest.args
index 3d28e9d9db..4c30ef5385 100644
--- a/tests/qemuxml2argvdata/floppy-drive-fat.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/floppy-drive-fat.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/floppy-drive-fat.xml b/tests/qemuxml2argvdata/floppy-drive-fat.xml
index 7ec9492ed4..8d1a378026 100644
--- a/tests/qemuxml2argvdata/floppy-drive-fat.xml
+++ b/tests/qemuxml2argvdata/floppy-drive-fat.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='fd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='dir' device='floppy'>
       <driver name='qemu' type='fat'/>
       <source dir='/var/somefiles'/>
diff --git a/tests/qemuxml2argvdata/fs9p.x86_64-latest.args b/tests/qemuxml2argvdata/fs9p.x86_64-latest.args
index 75c01a9e86..2ba30b716b 100644
--- a/tests/qemuxml2argvdata/fs9p.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/fs9p.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/fs9p.xml b/tests/qemuxml2argvdata/fs9p.xml
index 9431015de2..a86bf26c56 100644
--- a/tests/qemuxml2argvdata/fs9p.xml
+++ b/tests/qemuxml2argvdata/fs9p.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0' model='none'/>
     <filesystem type='mount'>
       <source dir='/export/to/guest'/>
diff --git a/tests/qemuxml2argvdata/graphics-egl-headless-rendernode.x86_64-latest.args b/tests/qemuxml2argvdata/graphics-egl-headless-rendernode.x86_64-latest.args
index a62d79fe6b..551c023622 100644
--- a/tests/qemuxml2argvdata/graphics-egl-headless-rendernode.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/graphics-egl-headless-rendernode.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/graphics-egl-headless-rendernode.xml b/tests/qemuxml2argvdata/graphics-egl-headless-rendernode.xml
index d8c8166e33..ae5222369f 100644
--- a/tests/qemuxml2argvdata/graphics-egl-headless-rendernode.xml
+++ b/tests/qemuxml2argvdata/graphics-egl-headless-rendernode.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/graphics-egl-headless.args b/tests/qemuxml2argvdata/graphics-egl-headless.args
index b0e3a1dfa9..feb17ffc33 100644
--- a/tests/qemuxml2argvdata/graphics-egl-headless.args
+++ b/tests/qemuxml2argvdata/graphics-egl-headless.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/graphics-egl-headless.x86_64-latest.args b/tests/qemuxml2argvdata/graphics-egl-headless.x86_64-latest.args
index a62d79fe6b..551c023622 100644
--- a/tests/qemuxml2argvdata/graphics-egl-headless.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/graphics-egl-headless.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/graphics-egl-headless.xml b/tests/qemuxml2argvdata/graphics-egl-headless.xml
index 9ae377bf04..08c3af57fa 100644
--- a/tests/qemuxml2argvdata/graphics-egl-headless.xml
+++ b/tests/qemuxml2argvdata/graphics-egl-headless.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/graphics-sdl-egl-headless.xml b/tests/qemuxml2argvdata/graphics-sdl-egl-headless.xml
index 04bda90226..ad7c937327 100644
--- a/tests/qemuxml2argvdata/graphics-sdl-egl-headless.xml
+++ b/tests/qemuxml2argvdata/graphics-sdl-egl-headless.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/graphics-spice-agent-file-xfer.x86_64-latest.args b/tests/qemuxml2argvdata/graphics-spice-agent-file-xfer.x86_64-latest.args
index e7464037cc..520ab87acc 100644
--- a/tests/qemuxml2argvdata/graphics-spice-agent-file-xfer.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/graphics-spice-agent-file-xfer.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/graphics-spice-agent-file-xfer.xml b/tests/qemuxml2argvdata/graphics-spice-agent-file-xfer.xml
index bf1ce6bca2..2426f0c58a 100644
--- a/tests/qemuxml2argvdata/graphics-spice-agent-file-xfer.xml
+++ b/tests/qemuxml2argvdata/graphics-spice-agent-file-xfer.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'/>
     <controller type='ide' index='0'/>
     <controller type='pci' index='0' model='pci-root'/>
diff --git a/tests/qemuxml2argvdata/graphics-spice-agentmouse.x86_64-latest.args b/tests/qemuxml2argvdata/graphics-spice-agentmouse.x86_64-latest.args
index 1fffb421b4..8799618b11 100644
--- a/tests/qemuxml2argvdata/graphics-spice-agentmouse.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/graphics-spice-agentmouse.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/graphics-spice-agentmouse.xml b/tests/qemuxml2argvdata/graphics-spice-agentmouse.xml
index 45c65b50d0..4006ccba0d 100644
--- a/tests/qemuxml2argvdata/graphics-spice-agentmouse.xml
+++ b/tests/qemuxml2argvdata/graphics-spice-agentmouse.xml
@@ -4,7 +4,7 @@
   <memory>219136</memory>
   <vcpu placement='static' cpuset='1-4,8-20,525'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -12,7 +12,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'/>
     <controller type='ide' index='0'/>
     <controller type='virtio-serial' index='1'>
diff --git a/tests/qemuxml2argvdata/graphics-spice-auto-socket-cfg.x86_64-latest.args b/tests/qemuxml2argvdata/graphics-spice-auto-socket-cfg.x86_64-latest.args
index 9e167c7df6..cfc5c2e0d5 100644
--- a/tests/qemuxml2argvdata/graphics-spice-auto-socket-cfg.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/graphics-spice-auto-socket-cfg.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/graphics-spice-auto-socket-cfg.xml b/tests/qemuxml2argvdata/graphics-spice-auto-socket-cfg.xml
index b58e185b3e..26c0365f4b 100644
--- a/tests/qemuxml2argvdata/graphics-spice-auto-socket-cfg.xml
+++ b/tests/qemuxml2argvdata/graphics-spice-auto-socket-cfg.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'/>
     <controller type='ide' index='0'/>
     <controller type='pci' index='0' model='pci-root'/>
diff --git a/tests/qemuxml2argvdata/graphics-spice-auto-socket.x86_64-latest.args b/tests/qemuxml2argvdata/graphics-spice-auto-socket.x86_64-latest.args
index 9e167c7df6..cfc5c2e0d5 100644
--- a/tests/qemuxml2argvdata/graphics-spice-auto-socket.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/graphics-spice-auto-socket.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/graphics-spice-auto-socket.xml b/tests/qemuxml2argvdata/graphics-spice-auto-socket.xml
index a8bfa9f315..9517c776b6 100644
--- a/tests/qemuxml2argvdata/graphics-spice-auto-socket.xml
+++ b/tests/qemuxml2argvdata/graphics-spice-auto-socket.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'/>
     <controller type='ide' index='0'/>
     <controller type='pci' index='0' model='pci-root'/>
diff --git a/tests/qemuxml2argvdata/graphics-spice-compression.x86_64-latest.args b/tests/qemuxml2argvdata/graphics-spice-compression.x86_64-latest.args
index c385a26661..35206c0741 100644
--- a/tests/qemuxml2argvdata/graphics-spice-compression.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/graphics-spice-compression.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/graphics-spice-compression.xml b/tests/qemuxml2argvdata/graphics-spice-compression.xml
index bbd4bc3e16..c04230f6a5 100644
--- a/tests/qemuxml2argvdata/graphics-spice-compression.xml
+++ b/tests/qemuxml2argvdata/graphics-spice-compression.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'/>
     <controller type='ide' index='0'/>
     <controller type='pci' index='0' model='pci-root'/>
diff --git a/tests/qemuxml2argvdata/graphics-spice-egl-headless.x86_64-latest.args b/tests/qemuxml2argvdata/graphics-spice-egl-headless.x86_64-latest.args
index be696759e0..9b69a29c0f 100644
--- a/tests/qemuxml2argvdata/graphics-spice-egl-headless.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/graphics-spice-egl-headless.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/graphics-spice-egl-headless.xml b/tests/qemuxml2argvdata/graphics-spice-egl-headless.xml
index ca30a19405..04b88ca728 100644
--- a/tests/qemuxml2argvdata/graphics-spice-egl-headless.xml
+++ b/tests/qemuxml2argvdata/graphics-spice-egl-headless.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'/>
     <controller type='ide' index='0'/>
     <controller type='pci' index='0' model='pci-root'/>
diff --git a/tests/qemuxml2argvdata/graphics-spice-gl-auto-rendernode.x86_64-latest.args b/tests/qemuxml2argvdata/graphics-spice-gl-auto-rendernode.x86_64-latest.args
index 7d125af4ce..16b349b45a 100644
--- a/tests/qemuxml2argvdata/graphics-spice-gl-auto-rendernode.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/graphics-spice-gl-auto-rendernode.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/graphics-spice-gl-auto-rendernode.xml b/tests/qemuxml2argvdata/graphics-spice-gl-auto-rendernode.xml
index 9e408d105f..b85088bbf4 100644
--- a/tests/qemuxml2argvdata/graphics-spice-gl-auto-rendernode.xml
+++ b/tests/qemuxml2argvdata/graphics-spice-gl-auto-rendernode.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <input type='mouse' bus='ps2'/>
     <input type='keyboard' bus='ps2'/>
     <graphics type='spice' autoport='no'>
diff --git a/tests/qemuxml2argvdata/graphics-spice-invalid-egl-headless.xml b/tests/qemuxml2argvdata/graphics-spice-invalid-egl-headless.xml
index b3097d9974..84934b4f1c 100644
--- a/tests/qemuxml2argvdata/graphics-spice-invalid-egl-headless.xml
+++ b/tests/qemuxml2argvdata/graphics-spice-invalid-egl-headless.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'/>
     <controller type='ide' index='0'/>
     <controller type='pci' index='0' model='pci-root'/>
diff --git a/tests/qemuxml2argvdata/graphics-spice-no-args.x86_64-latest.args b/tests/qemuxml2argvdata/graphics-spice-no-args.x86_64-latest.args
index 278854eee1..b7791cb864 100644
--- a/tests/qemuxml2argvdata/graphics-spice-no-args.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/graphics-spice-no-args.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/graphics-spice-no-args.xml b/tests/qemuxml2argvdata/graphics-spice-no-args.xml
index 17685472a8..33b688ccef 100644
--- a/tests/qemuxml2argvdata/graphics-spice-no-args.xml
+++ b/tests/qemuxml2argvdata/graphics-spice-no-args.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <input type='mouse' bus='ps2'/>
     <input type='keyboard' bus='ps2'/>
     <graphics type='spice' autoport='no'/>
diff --git a/tests/qemuxml2argvdata/graphics-spice-qxl-vga.x86_64-latest.args b/tests/qemuxml2argvdata/graphics-spice-qxl-vga.x86_64-latest.args
index dfd2e37eb5..0a20c13eb0 100644
--- a/tests/qemuxml2argvdata/graphics-spice-qxl-vga.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/graphics-spice-qxl-vga.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/graphics-spice-qxl-vga.xml b/tests/qemuxml2argvdata/graphics-spice-qxl-vga.xml
index 98c58d68ef..2afc686c1d 100644
--- a/tests/qemuxml2argvdata/graphics-spice-qxl-vga.xml
+++ b/tests/qemuxml2argvdata/graphics-spice-qxl-vga.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'/>
     <controller type='ide' index='0'/>
     <controller type='pci' index='0' model='pci-root'/>
diff --git a/tests/qemuxml2argvdata/graphics-spice-sasl.x86_64-latest.args b/tests/qemuxml2argvdata/graphics-spice-sasl.x86_64-latest.args
index f274f31cfc..7f846f8048 100644
--- a/tests/qemuxml2argvdata/graphics-spice-sasl.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/graphics-spice-sasl.x86_64-latest.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 SASL_CONF_PATH=/root/.sasl2 \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/graphics-spice-sasl.xml b/tests/qemuxml2argvdata/graphics-spice-sasl.xml
index 335f6d2c64..e09e2906e4 100644
--- a/tests/qemuxml2argvdata/graphics-spice-sasl.xml
+++ b/tests/qemuxml2argvdata/graphics-spice-sasl.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'/>
     <controller type='ide' index='0'/>
     <controller type='pci' index='0' model='pci-root'/>
diff --git a/tests/qemuxml2argvdata/graphics-spice-socket.x86_64-latest.args b/tests/qemuxml2argvdata/graphics-spice-socket.x86_64-latest.args
index eb39816574..1a00f10401 100644
--- a/tests/qemuxml2argvdata/graphics-spice-socket.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/graphics-spice-socket.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/graphics-spice-socket.xml b/tests/qemuxml2argvdata/graphics-spice-socket.xml
index 600f2edcc7..8095fa5e4b 100644
--- a/tests/qemuxml2argvdata/graphics-spice-socket.xml
+++ b/tests/qemuxml2argvdata/graphics-spice-socket.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'/>
     <controller type='ide' index='0'/>
     <controller type='pci' index='0' model='pci-root'/>
diff --git a/tests/qemuxml2argvdata/graphics-spice-timeout.x86_64-latest.args b/tests/qemuxml2argvdata/graphics-spice-timeout.x86_64-latest.args
index 541634b807..17b49e3169 100644
--- a/tests/qemuxml2argvdata/graphics-spice-timeout.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/graphics-spice-timeout.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-f14/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-f14/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-f14/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=f14,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-f14/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/graphics-spice-timeout.xml b/tests/qemuxml2argvdata/graphics-spice-timeout.xml
index 33dae5c4bf..57b48656b2 100644
--- a/tests/qemuxml2argvdata/graphics-spice-timeout.xml
+++ b/tests/qemuxml2argvdata/graphics-spice-timeout.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>1048576</currentMemory>
   <vcpu placement='static'>2</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='cdrom'/>
     <boot dev='hd'/>
     <bootmenu enable='yes'/>
@@ -38,7 +38,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>restart</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='ide' index='0'>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x1'/>
     </controller>
diff --git a/tests/qemuxml2argvdata/graphics-spice-usb-redir.x86_64-latest.args b/tests/qemuxml2argvdata/graphics-spice-usb-redir.x86_64-latest.args
index d82387379f..e2d3ff6cff 100644
--- a/tests/qemuxml2argvdata/graphics-spice-usb-redir.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/graphics-spice-usb-redir.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/graphics-spice-usb-redir.xml b/tests/qemuxml2argvdata/graphics-spice-usb-redir.xml
index 64a5948b29..07ccb9ec35 100644
--- a/tests/qemuxml2argvdata/graphics-spice-usb-redir.xml
+++ b/tests/qemuxml2argvdata/graphics-spice-usb-redir.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <graphics type='spice' port='5903' tlsPort='5904' autoport='no' listen='127.0.0.1'>
       <listen type='address' address='127.0.0.1'/>
       <channel name='main' mode='secure'/>
diff --git a/tests/qemuxml2argvdata/graphics-spice.x86_64-latest.args b/tests/qemuxml2argvdata/graphics-spice.x86_64-latest.args
index bfe587f3f1..c33f1d6e36 100644
--- a/tests/qemuxml2argvdata/graphics-spice.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/graphics-spice.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/graphics-spice.xml b/tests/qemuxml2argvdata/graphics-spice.xml
index 4154b993ba..e610b7986c 100644
--- a/tests/qemuxml2argvdata/graphics-spice.xml
+++ b/tests/qemuxml2argvdata/graphics-spice.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'/>
     <controller type='ide' index='0'/>
     <controller type='pci' index='0' model='pci-root'/>
diff --git a/tests/qemuxml2argvdata/graphics-vnc-auto-socket-cfg.x86_64-2.11.0.args b/tests/qemuxml2argvdata/graphics-vnc-auto-socket-cfg.x86_64-2.11.0.args
index 654b36d026..3374efeee5 100644
--- a/tests/qemuxml2argvdata/graphics-vnc-auto-socket-cfg.x86_64-2.11.0.args
+++ b/tests/qemuxml2argvdata/graphics-vnc-auto-socket-cfg.x86_64-2.11.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/graphics-vnc-auto-socket-cfg.x86_64-latest.args b/tests/qemuxml2argvdata/graphics-vnc-auto-socket-cfg.x86_64-latest.args
index 6332127fdd..3383e9fb02 100644
--- a/tests/qemuxml2argvdata/graphics-vnc-auto-socket-cfg.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/graphics-vnc-auto-socket-cfg.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/graphics-vnc-auto-socket-cfg.xml b/tests/qemuxml2argvdata/graphics-vnc-auto-socket-cfg.xml
index 05e2bd9426..a8d6200667 100644
--- a/tests/qemuxml2argvdata/graphics-vnc-auto-socket-cfg.xml
+++ b/tests/qemuxml2argvdata/graphics-vnc-auto-socket-cfg.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/graphics-vnc-auto-socket.x86_64-2.11.0.args b/tests/qemuxml2argvdata/graphics-vnc-auto-socket.x86_64-2.11.0.args
index aabd9c36fe..76615be6d0 100644
--- a/tests/qemuxml2argvdata/graphics-vnc-auto-socket.x86_64-2.11.0.args
+++ b/tests/qemuxml2argvdata/graphics-vnc-auto-socket.x86_64-2.11.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/graphics-vnc-auto-socket.x86_64-latest.args b/tests/qemuxml2argvdata/graphics-vnc-auto-socket.x86_64-latest.args
index 80e361307b..8efdab94cf 100644
--- a/tests/qemuxml2argvdata/graphics-vnc-auto-socket.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/graphics-vnc-auto-socket.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/graphics-vnc-auto-socket.xml b/tests/qemuxml2argvdata/graphics-vnc-auto-socket.xml
index db532dd203..a78808f9a3 100644
--- a/tests/qemuxml2argvdata/graphics-vnc-auto-socket.xml
+++ b/tests/qemuxml2argvdata/graphics-vnc-auto-socket.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'/>
     <controller type='ide' index='0'/>
     <controller type='pci' index='0' model='pci-root'/>
diff --git a/tests/qemuxml2argvdata/graphics-vnc-egl-headless.x86_64-2.11.0.args b/tests/qemuxml2argvdata/graphics-vnc-egl-headless.x86_64-2.11.0.args
index 4e4fc4c741..ba7242c8e7 100644
--- a/tests/qemuxml2argvdata/graphics-vnc-egl-headless.x86_64-2.11.0.args
+++ b/tests/qemuxml2argvdata/graphics-vnc-egl-headless.x86_64-2.11.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/graphics-vnc-egl-headless.x86_64-latest.args b/tests/qemuxml2argvdata/graphics-vnc-egl-headless.x86_64-latest.args
index 3533fcc868..6cbdb9aff0 100644
--- a/tests/qemuxml2argvdata/graphics-vnc-egl-headless.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/graphics-vnc-egl-headless.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/graphics-vnc-egl-headless.xml b/tests/qemuxml2argvdata/graphics-vnc-egl-headless.xml
index 5095d3e7e4..8212f07ae0 100644
--- a/tests/qemuxml2argvdata/graphics-vnc-egl-headless.xml
+++ b/tests/qemuxml2argvdata/graphics-vnc-egl-headless.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/graphics-vnc-no-listen-attr.x86_64-2.11.0.args b/tests/qemuxml2argvdata/graphics-vnc-no-listen-attr.x86_64-2.11.0.args
index 79456ee1f5..9e44e4dd83 100644
--- a/tests/qemuxml2argvdata/graphics-vnc-no-listen-attr.x86_64-2.11.0.args
+++ b/tests/qemuxml2argvdata/graphics-vnc-no-listen-attr.x86_64-2.11.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/graphics-vnc-no-listen-attr.x86_64-latest.args b/tests/qemuxml2argvdata/graphics-vnc-no-listen-attr.x86_64-latest.args
index 2788d8bb45..611d42aca3 100644
--- a/tests/qemuxml2argvdata/graphics-vnc-no-listen-attr.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/graphics-vnc-no-listen-attr.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/graphics-vnc-no-listen-attr.xml b/tests/qemuxml2argvdata/graphics-vnc-no-listen-attr.xml
index 5600ad408a..799b05883e 100644
--- a/tests/qemuxml2argvdata/graphics-vnc-no-listen-attr.xml
+++ b/tests/qemuxml2argvdata/graphics-vnc-no-listen-attr.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/graphics-vnc-none.x86_64-2.11.0.args b/tests/qemuxml2argvdata/graphics-vnc-none.x86_64-2.11.0.args
index 905651554a..d9cee87446 100644
--- a/tests/qemuxml2argvdata/graphics-vnc-none.x86_64-2.11.0.args
+++ b/tests/qemuxml2argvdata/graphics-vnc-none.x86_64-2.11.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/graphics-vnc-none.x86_64-latest.args b/tests/qemuxml2argvdata/graphics-vnc-none.x86_64-latest.args
index 3c30c99c17..aa8fcd80e0 100644
--- a/tests/qemuxml2argvdata/graphics-vnc-none.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/graphics-vnc-none.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/graphics-vnc-none.xml b/tests/qemuxml2argvdata/graphics-vnc-none.xml
index 4a18ed3d92..398050f916 100644
--- a/tests/qemuxml2argvdata/graphics-vnc-none.xml
+++ b/tests/qemuxml2argvdata/graphics-vnc-none.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'/>
     <controller type='ide' index='0'/>
     <controller type='pci' index='0' model='pci-root'/>
diff --git a/tests/qemuxml2argvdata/graphics-vnc-policy.x86_64-2.11.0.args b/tests/qemuxml2argvdata/graphics-vnc-policy.x86_64-2.11.0.args
index 2da8508165..0d7e0588f1 100644
--- a/tests/qemuxml2argvdata/graphics-vnc-policy.x86_64-2.11.0.args
+++ b/tests/qemuxml2argvdata/graphics-vnc-policy.x86_64-2.11.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/graphics-vnc-policy.x86_64-latest.args b/tests/qemuxml2argvdata/graphics-vnc-policy.x86_64-latest.args
index 0710b20c90..86a9b968cf 100644
--- a/tests/qemuxml2argvdata/graphics-vnc-policy.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/graphics-vnc-policy.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/graphics-vnc-policy.xml b/tests/qemuxml2argvdata/graphics-vnc-policy.xml
index 344f019079..591ea1bf36 100644
--- a/tests/qemuxml2argvdata/graphics-vnc-policy.xml
+++ b/tests/qemuxml2argvdata/graphics-vnc-policy.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/graphics-vnc-power.x86_64-latest.args b/tests/qemuxml2argvdata/graphics-vnc-power.x86_64-latest.args
index 609a4f4ac2..d543f85c60 100644
--- a/tests/qemuxml2argvdata/graphics-vnc-power.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/graphics-vnc-power.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/graphics-vnc-power.xml b/tests/qemuxml2argvdata/graphics-vnc-power.xml
index 00f0a215a5..1e0017f7b9 100644
--- a/tests/qemuxml2argvdata/graphics-vnc-power.xml
+++ b/tests/qemuxml2argvdata/graphics-vnc-power.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/graphics-vnc-remove-generated-socket.x86_64-2.11.0.args b/tests/qemuxml2argvdata/graphics-vnc-remove-generated-socket.x86_64-2.11.0.args
index 9942c9f5c2..1c63396909 100644
--- a/tests/qemuxml2argvdata/graphics-vnc-remove-generated-socket.x86_64-2.11.0.args
+++ b/tests/qemuxml2argvdata/graphics-vnc-remove-generated-socket.x86_64-2.11.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/graphics-vnc-remove-generated-socket.x86_64-latest.args b/tests/qemuxml2argvdata/graphics-vnc-remove-generated-socket.x86_64-latest.args
index 54887a84fe..10fffa0cf6 100644
--- a/tests/qemuxml2argvdata/graphics-vnc-remove-generated-socket.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/graphics-vnc-remove-generated-socket.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/graphics-vnc-remove-generated-socket.xml b/tests/qemuxml2argvdata/graphics-vnc-remove-generated-socket.xml
index 5de3160f41..813b32dd2f 100644
--- a/tests/qemuxml2argvdata/graphics-vnc-remove-generated-socket.xml
+++ b/tests/qemuxml2argvdata/graphics-vnc-remove-generated-socket.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/graphics-vnc-sasl.x86_64-2.11.0.args b/tests/qemuxml2argvdata/graphics-vnc-sasl.x86_64-2.11.0.args
index 82eff73e88..e586b1cb49 100644
--- a/tests/qemuxml2argvdata/graphics-vnc-sasl.x86_64-2.11.0.args
+++ b/tests/qemuxml2argvdata/graphics-vnc-sasl.x86_64-2.11.0.args
@@ -8,7 +8,7 @@ XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
 SASL_CONF_PATH=/root/.sasl2 \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/graphics-vnc-sasl.x86_64-latest.args b/tests/qemuxml2argvdata/graphics-vnc-sasl.x86_64-latest.args
index d3948de087..6f7cf2eb21 100644
--- a/tests/qemuxml2argvdata/graphics-vnc-sasl.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/graphics-vnc-sasl.x86_64-latest.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 SASL_CONF_PATH=/root/.sasl2 \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/graphics-vnc-sasl.xml b/tests/qemuxml2argvdata/graphics-vnc-sasl.xml
index e05045a23c..5ac3a5acfc 100644
--- a/tests/qemuxml2argvdata/graphics-vnc-sasl.xml
+++ b/tests/qemuxml2argvdata/graphics-vnc-sasl.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/graphics-vnc-socket-new-cmdline.x86_64-2.11.0.args b/tests/qemuxml2argvdata/graphics-vnc-socket-new-cmdline.x86_64-2.11.0.args
index 317eaa1980..a2b881f948 100644
--- a/tests/qemuxml2argvdata/graphics-vnc-socket-new-cmdline.x86_64-2.11.0.args
+++ b/tests/qemuxml2argvdata/graphics-vnc-socket-new-cmdline.x86_64-2.11.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/graphics-vnc-socket-new-cmdline.x86_64-latest.args b/tests/qemuxml2argvdata/graphics-vnc-socket-new-cmdline.x86_64-latest.args
index 9568bdd579..4d80061700 100644
--- a/tests/qemuxml2argvdata/graphics-vnc-socket-new-cmdline.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/graphics-vnc-socket-new-cmdline.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/graphics-vnc-socket-new-cmdline.xml b/tests/qemuxml2argvdata/graphics-vnc-socket-new-cmdline.xml
index ab99f4fd13..76ad917ee1 100644
--- a/tests/qemuxml2argvdata/graphics-vnc-socket-new-cmdline.xml
+++ b/tests/qemuxml2argvdata/graphics-vnc-socket-new-cmdline.xml
@@ -5,10 +5,10 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
   </os>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <graphics type='vnc'>
       <listen type='socket' socket='/tmp/foo=bar.sock'/>
     </graphics>
diff --git a/tests/qemuxml2argvdata/graphics-vnc-socket.x86_64-2.11.0.args b/tests/qemuxml2argvdata/graphics-vnc-socket.x86_64-2.11.0.args
index f6080831a1..c07074aa07 100644
--- a/tests/qemuxml2argvdata/graphics-vnc-socket.x86_64-2.11.0.args
+++ b/tests/qemuxml2argvdata/graphics-vnc-socket.x86_64-2.11.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/graphics-vnc-socket.x86_64-latest.args b/tests/qemuxml2argvdata/graphics-vnc-socket.x86_64-latest.args
index 38f461924d..8110854114 100644
--- a/tests/qemuxml2argvdata/graphics-vnc-socket.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/graphics-vnc-socket.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/graphics-vnc-socket.xml b/tests/qemuxml2argvdata/graphics-vnc-socket.xml
index fda7fb7364..82c669e59e 100644
--- a/tests/qemuxml2argvdata/graphics-vnc-socket.xml
+++ b/tests/qemuxml2argvdata/graphics-vnc-socket.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'/>
     <controller type='ide' index='0'/>
     <controller type='pci' index='0' model='pci-root'/>
diff --git a/tests/qemuxml2argvdata/graphics-vnc-tls-secret.x86_64-5.2.0.args b/tests/qemuxml2argvdata/graphics-vnc-tls-secret.x86_64-5.2.0.args
index c02dec06aa..fb3ebd8f5a 100644
--- a/tests/qemuxml2argvdata/graphics-vnc-tls-secret.x86_64-5.2.0.args
+++ b/tests/qemuxml2argvdata/graphics-vnc-tls-secret.x86_64-5.2.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 SASL_CONF_PATH=/root/.sasl2 \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/graphics-vnc-tls-secret.x86_64-latest.args b/tests/qemuxml2argvdata/graphics-vnc-tls-secret.x86_64-latest.args
index e50f6bef4f..d7e577797e 100644
--- a/tests/qemuxml2argvdata/graphics-vnc-tls-secret.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/graphics-vnc-tls-secret.x86_64-latest.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 SASL_CONF_PATH=/root/.sasl2 \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/graphics-vnc-tls-secret.xml b/tests/qemuxml2argvdata/graphics-vnc-tls-secret.xml
index df7b3caf7d..6a7791f4c1 100644
--- a/tests/qemuxml2argvdata/graphics-vnc-tls-secret.xml
+++ b/tests/qemuxml2argvdata/graphics-vnc-tls-secret.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'/>
     <controller type='ide' index='0'/>
     <controller type='pci' index='0' model='pci-root'/>
diff --git a/tests/qemuxml2argvdata/graphics-vnc-tls.x86_64-2.11.0.args b/tests/qemuxml2argvdata/graphics-vnc-tls.x86_64-2.11.0.args
index 5197553360..d686ce6abb 100644
--- a/tests/qemuxml2argvdata/graphics-vnc-tls.x86_64-2.11.0.args
+++ b/tests/qemuxml2argvdata/graphics-vnc-tls.x86_64-2.11.0.args
@@ -8,7 +8,7 @@ XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
 SASL_CONF_PATH=/root/.sasl2 \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/graphics-vnc-tls.x86_64-latest.args b/tests/qemuxml2argvdata/graphics-vnc-tls.x86_64-latest.args
index 8737d8b9d5..a9371d1786 100644
--- a/tests/qemuxml2argvdata/graphics-vnc-tls.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/graphics-vnc-tls.x86_64-latest.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 SASL_CONF_PATH=/root/.sasl2 \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/graphics-vnc-tls.xml b/tests/qemuxml2argvdata/graphics-vnc-tls.xml
index df7b3caf7d..6a7791f4c1 100644
--- a/tests/qemuxml2argvdata/graphics-vnc-tls.xml
+++ b/tests/qemuxml2argvdata/graphics-vnc-tls.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'/>
     <controller type='ide' index='0'/>
     <controller type='pci' index='0' model='pci-root'/>
diff --git a/tests/qemuxml2argvdata/graphics-vnc-websocket.x86_64-2.11.0.args b/tests/qemuxml2argvdata/graphics-vnc-websocket.x86_64-2.11.0.args
index e6746edf22..ba1a0e7905 100644
--- a/tests/qemuxml2argvdata/graphics-vnc-websocket.x86_64-2.11.0.args
+++ b/tests/qemuxml2argvdata/graphics-vnc-websocket.x86_64-2.11.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/graphics-vnc-websocket.x86_64-latest.args b/tests/qemuxml2argvdata/graphics-vnc-websocket.x86_64-latest.args
index 340c722749..13cf58110c 100644
--- a/tests/qemuxml2argvdata/graphics-vnc-websocket.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/graphics-vnc-websocket.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/graphics-vnc-websocket.xml b/tests/qemuxml2argvdata/graphics-vnc-websocket.xml
index cca3392f82..f2f5a5b49b 100644
--- a/tests/qemuxml2argvdata/graphics-vnc-websocket.xml
+++ b/tests/qemuxml2argvdata/graphics-vnc-websocket.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'/>
     <controller type='pci' index='0' model='pci-root'/>
     <input type='mouse' bus='ps2'/>
diff --git a/tests/qemuxml2argvdata/graphics-vnc.x86_64-2.11.0.args b/tests/qemuxml2argvdata/graphics-vnc.x86_64-2.11.0.args
index 79456ee1f5..9e44e4dd83 100644
--- a/tests/qemuxml2argvdata/graphics-vnc.x86_64-2.11.0.args
+++ b/tests/qemuxml2argvdata/graphics-vnc.x86_64-2.11.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/graphics-vnc.x86_64-latest.args b/tests/qemuxml2argvdata/graphics-vnc.x86_64-latest.args
index 2788d8bb45..611d42aca3 100644
--- a/tests/qemuxml2argvdata/graphics-vnc.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/graphics-vnc.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/graphics-vnc.xml b/tests/qemuxml2argvdata/graphics-vnc.xml
index aa0edbaebc..c01553648f 100644
--- a/tests/qemuxml2argvdata/graphics-vnc.xml
+++ b/tests/qemuxml2argvdata/graphics-vnc.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/hostdev-mdev-display-ramfb.x86_64-latest.args b/tests/qemuxml2argvdata/hostdev-mdev-display-ramfb.x86_64-latest.args
index c51f961cb3..63813837e9 100644
--- a/tests/qemuxml2argvdata/hostdev-mdev-display-ramfb.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/hostdev-mdev-display-ramfb.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest2/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest2/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest2/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest2,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest2/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/hostdev-mdev-display-ramfb.xml b/tests/qemuxml2argvdata/hostdev-mdev-display-ramfb.xml
index a494c59f9d..5cf97bf02b 100644
--- a/tests/qemuxml2argvdata/hostdev-mdev-display-ramfb.xml
+++ b/tests/qemuxml2argvdata/hostdev-mdev-display-ramfb.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'>
     </controller>
     <controller type='pci' index='0' model='pci-root'/>
diff --git a/tests/qemuxml2argvdata/hostdev-mdev-display-spice-egl-headless.x86_64-latest.args b/tests/qemuxml2argvdata/hostdev-mdev-display-spice-egl-headless.x86_64-latest.args
index f125bdb527..447cd900e8 100644
--- a/tests/qemuxml2argvdata/hostdev-mdev-display-spice-egl-headless.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/hostdev-mdev-display-spice-egl-headless.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest2/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest2/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest2/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest2,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest2/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/hostdev-mdev-display-spice-egl-headless.xml b/tests/qemuxml2argvdata/hostdev-mdev-display-spice-egl-headless.xml
index fc73dac562..005c03899b 100644
--- a/tests/qemuxml2argvdata/hostdev-mdev-display-spice-egl-headless.xml
+++ b/tests/qemuxml2argvdata/hostdev-mdev-display-spice-egl-headless.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'>
     </controller>
     <controller type='pci' index='0' model='pci-root'/>
diff --git a/tests/qemuxml2argvdata/hostdev-mdev-display-spice-opengl.x86_64-latest.args b/tests/qemuxml2argvdata/hostdev-mdev-display-spice-opengl.x86_64-latest.args
index af11ef633f..e745397598 100644
--- a/tests/qemuxml2argvdata/hostdev-mdev-display-spice-opengl.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/hostdev-mdev-display-spice-opengl.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest2/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest2/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest2/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest2,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest2/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/hostdev-mdev-display-spice-opengl.xml b/tests/qemuxml2argvdata/hostdev-mdev-display-spice-opengl.xml
index db92bb98c3..45edc7da12 100644
--- a/tests/qemuxml2argvdata/hostdev-mdev-display-spice-opengl.xml
+++ b/tests/qemuxml2argvdata/hostdev-mdev-display-spice-opengl.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'>
     </controller>
     <controller type='pci' index='0' model='pci-root'/>
diff --git a/tests/qemuxml2argvdata/hostdev-mdev-display-vnc-egl-headless.x86_64-latest.args b/tests/qemuxml2argvdata/hostdev-mdev-display-vnc-egl-headless.x86_64-latest.args
index 7504717234..44f07d4ef3 100644
--- a/tests/qemuxml2argvdata/hostdev-mdev-display-vnc-egl-headless.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/hostdev-mdev-display-vnc-egl-headless.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest2/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest2/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest2/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest2,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest2/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/hostdev-mdev-display-vnc-egl-headless.xml b/tests/qemuxml2argvdata/hostdev-mdev-display-vnc-egl-headless.xml
index 940fddae05..85c7693168 100644
--- a/tests/qemuxml2argvdata/hostdev-mdev-display-vnc-egl-headless.xml
+++ b/tests/qemuxml2argvdata/hostdev-mdev-display-vnc-egl-headless.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'>
     </controller>
     <controller type='pci' index='0' model='pci-root'/>
diff --git a/tests/qemuxml2argvdata/hostdev-mdev-display-vnc.x86_64-latest.args b/tests/qemuxml2argvdata/hostdev-mdev-display-vnc.x86_64-latest.args
index 5f42d0a9fe..302b94780b 100644
--- a/tests/qemuxml2argvdata/hostdev-mdev-display-vnc.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/hostdev-mdev-display-vnc.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest2/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest2/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest2/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest2,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest2/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/hostdev-mdev-display-vnc.xml b/tests/qemuxml2argvdata/hostdev-mdev-display-vnc.xml
index 6c9fc419ac..2e4e508aa2 100644
--- a/tests/qemuxml2argvdata/hostdev-mdev-display-vnc.xml
+++ b/tests/qemuxml2argvdata/hostdev-mdev-display-vnc.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'>
     </controller>
     <controller type='pci' index='0' model='pci-root'/>
diff --git a/tests/qemuxml2argvdata/hostdev-scsi-lsi.x86_64-4.1.0.args b/tests/qemuxml2argvdata/hostdev-scsi-lsi.x86_64-4.1.0.args
index 20af46a42b..c578742287 100644
--- a/tests/qemuxml2argvdata/hostdev-scsi-lsi.x86_64-4.1.0.args
+++ b/tests/qemuxml2argvdata/hostdev-scsi-lsi.x86_64-4.1.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest2/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest2/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest2/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest2,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest2/master-key.aes \
diff --git a/tests/qemuxml2argvdata/hostdev-scsi-lsi.x86_64-latest.args b/tests/qemuxml2argvdata/hostdev-scsi-lsi.x86_64-latest.args
index e3d12ecf98..3b8db2b6c9 100644
--- a/tests/qemuxml2argvdata/hostdev-scsi-lsi.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/hostdev-scsi-lsi.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest2/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest2/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest2/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest2,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest2/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/hostdev-scsi-lsi.xml b/tests/qemuxml2argvdata/hostdev-scsi-lsi.xml
index 9f45084f1c..3b2884e084 100644
--- a/tests/qemuxml2argvdata/hostdev-scsi-lsi.xml
+++ b/tests/qemuxml2argvdata/hostdev-scsi-lsi.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest2'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/hostdev-scsi-vhost-scsi-pci-boot-fail.xml b/tests/qemuxml2argvdata/hostdev-scsi-vhost-scsi-pci-boot-fail.xml
index da67520bfb..3d5d09c912 100644
--- a/tests/qemuxml2argvdata/hostdev-scsi-vhost-scsi-pci-boot-fail.xml
+++ b/tests/qemuxml2argvdata/hostdev-scsi-vhost-scsi-pci-boot-fail.xml
@@ -5,14 +5,14 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
   </os>
   <clock offset='utc'/>
   <on_poweroff>destroy</on_poweroff>
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest2'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/hostdev-scsi-virtio-scsi.x86_64-4.1.0.args b/tests/qemuxml2argvdata/hostdev-scsi-virtio-scsi.x86_64-4.1.0.args
index 675a338512..7ddb9723a7 100644
--- a/tests/qemuxml2argvdata/hostdev-scsi-virtio-scsi.x86_64-4.1.0.args
+++ b/tests/qemuxml2argvdata/hostdev-scsi-virtio-scsi.x86_64-4.1.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest2/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest2/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest2/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest2,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest2/master-key.aes \
diff --git a/tests/qemuxml2argvdata/hostdev-scsi-virtio-scsi.x86_64-latest.args b/tests/qemuxml2argvdata/hostdev-scsi-virtio-scsi.x86_64-latest.args
index 7173c8de36..598794165e 100644
--- a/tests/qemuxml2argvdata/hostdev-scsi-virtio-scsi.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/hostdev-scsi-virtio-scsi.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest2/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest2/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest2/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest2,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest2/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/hostdev-scsi-virtio-scsi.xml b/tests/qemuxml2argvdata/hostdev-scsi-virtio-scsi.xml
index d096e0cb28..080ed3d33b 100644
--- a/tests/qemuxml2argvdata/hostdev-scsi-virtio-scsi.xml
+++ b/tests/qemuxml2argvdata/hostdev-scsi-virtio-scsi.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest2'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/hostdevs-drive-address-conflict.xml b/tests/qemuxml2argvdata/hostdevs-drive-address-conflict.xml
index 509319b3ea..514b4350f2 100644
--- a/tests/qemuxml2argvdata/hostdevs-drive-address-conflict.xml
+++ b/tests/qemuxml2argvdata/hostdevs-drive-address-conflict.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <hostdev mode='subsystem' type='scsi' managed='no'>
       <source>
         <adapter name='scsi_host2'/>
diff --git a/tests/qemuxml2argvdata/hugepages-nvdimm.x86_64-latest.args b/tests/qemuxml2argvdata/hugepages-nvdimm.x86_64-latest.args
index abf5861c5a..72eae74869 100644
--- a/tests/qemuxml2argvdata/hugepages-nvdimm.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/hugepages-nvdimm.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/hugepages-nvdimm.xml b/tests/qemuxml2argvdata/hugepages-nvdimm.xml
index 73cbd4f7c1..a33cce9293 100644
--- a/tests/qemuxml2argvdata/hugepages-nvdimm.xml
+++ b/tests/qemuxml2argvdata/hugepages-nvdimm.xml
@@ -12,7 +12,7 @@
   </memoryBacking>
   <vcpu placement='static' cpuset='0-1'>2</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <cpu>
@@ -26,7 +26,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x2'/>
     </controller>
diff --git a/tests/qemuxml2argvdata/hyperv-off.x86_64-4.0.0.args b/tests/qemuxml2argvdata/hyperv-off.x86_64-4.0.0.args
index ed393f05da..be484daf84 100644
--- a/tests/qemuxml2argvdata/hyperv-off.x86_64-4.0.0.args
+++ b/tests/qemuxml2argvdata/hyperv-off.x86_64-4.0.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/hyperv-off.x86_64-latest.args b/tests/qemuxml2argvdata/hyperv-off.x86_64-latest.args
index c1a215bda5..1c4af068f5 100644
--- a/tests/qemuxml2argvdata/hyperv-off.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/hyperv-off.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/hyperv-off.xml b/tests/qemuxml2argvdata/hyperv-off.xml
index b22090ac9b..1e7e632b1c 100644
--- a/tests/qemuxml2argvdata/hyperv-off.xml
+++ b/tests/qemuxml2argvdata/hyperv-off.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>6</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='network'/>
   </os>
   <features>
@@ -32,7 +32,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'/>
     <controller type='pci' index='0' model='pci-root'/>
     <input type='mouse' bus='ps2'/>
diff --git a/tests/qemuxml2argvdata/hyperv-panic.x86_64-4.0.0.args b/tests/qemuxml2argvdata/hyperv-panic.x86_64-4.0.0.args
index e8926bfd7d..512f59169c 100644
--- a/tests/qemuxml2argvdata/hyperv-panic.x86_64-4.0.0.args
+++ b/tests/qemuxml2argvdata/hyperv-panic.x86_64-4.0.0.args
@@ -7,13 +7,13 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
 -machine pc-i440fx-4.0,usb=off,dump-guest-core=off \
 -accel tcg \
--cpu qemu32,hv-crash \
+-cpu qemu64,hv-crash \
 -m 214 \
 -overcommit mem-lock=off \
 -smp 6,sockets=6,cores=1,threads=1 \
diff --git a/tests/qemuxml2argvdata/hyperv-panic.x86_64-latest.args b/tests/qemuxml2argvdata/hyperv-panic.x86_64-latest.args
index c72a606480..9469d9dbf4 100644
--- a/tests/qemuxml2argvdata/hyperv-panic.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/hyperv-panic.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/hyperv-panic.xml b/tests/qemuxml2argvdata/hyperv-panic.xml
index f9b38de001..59a5805768 100644
--- a/tests/qemuxml2argvdata/hyperv-panic.xml
+++ b/tests/qemuxml2argvdata/hyperv-panic.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>6</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='network'/>
   </os>
   <features>
@@ -16,7 +16,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'/>
     <controller type='pci' index='0' model='pci-root'/>
     <input type='mouse' bus='ps2'/>
diff --git a/tests/qemuxml2argvdata/hyperv-passthrough.x86_64-6.1.0.args b/tests/qemuxml2argvdata/hyperv-passthrough.x86_64-6.1.0.args
index 87755b5042..c95d83b503 100644
--- a/tests/qemuxml2argvdata/hyperv-passthrough.x86_64-6.1.0.args
+++ b/tests/qemuxml2argvdata/hyperv-passthrough.x86_64-6.1.0.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/hyperv-passthrough.x86_64-latest.args b/tests/qemuxml2argvdata/hyperv-passthrough.x86_64-latest.args
index aab8c09d71..883079d9bf 100644
--- a/tests/qemuxml2argvdata/hyperv-passthrough.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/hyperv-passthrough.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/hyperv-passthrough.xml b/tests/qemuxml2argvdata/hyperv-passthrough.xml
index 9d6a872a41..b456f5b51e 100644
--- a/tests/qemuxml2argvdata/hyperv-passthrough.xml
+++ b/tests/qemuxml2argvdata/hyperv-passthrough.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>6</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='network'/>
   </os>
   <features>
@@ -17,7 +17,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'/>
     <controller type='pci' index='0' model='pci-root'/>
     <input type='mouse' bus='ps2'/>
diff --git a/tests/qemuxml2argvdata/hyperv-stimer-direct.x86_64-latest.args b/tests/qemuxml2argvdata/hyperv-stimer-direct.x86_64-latest.args
index db73d6aa26..69a70ece82 100644
--- a/tests/qemuxml2argvdata/hyperv-stimer-direct.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/hyperv-stimer-direct.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/hyperv-stimer-direct.xml b/tests/qemuxml2argvdata/hyperv-stimer-direct.xml
index 44525ef52a..21163b41ad 100644
--- a/tests/qemuxml2argvdata/hyperv-stimer-direct.xml
+++ b/tests/qemuxml2argvdata/hyperv-stimer-direct.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>6</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='network'/>
   </os>
   <features>
@@ -23,7 +23,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'/>
     <controller type='pci' index='0' model='pci-root'/>
     <input type='mouse' bus='ps2'/>
diff --git a/tests/qemuxml2argvdata/hyperv.x86_64-4.0.0.args b/tests/qemuxml2argvdata/hyperv.x86_64-4.0.0.args
index 4d29c7d3d7..1efbc95985 100644
--- a/tests/qemuxml2argvdata/hyperv.x86_64-4.0.0.args
+++ b/tests/qemuxml2argvdata/hyperv.x86_64-4.0.0.args
@@ -7,13 +7,13 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
 -machine pc-i440fx-4.0,usb=off,dump-guest-core=off \
 -accel tcg \
--cpu 'qemu32,hv-relaxed=on,hv-vapic=on,hv-spinlocks=0x2fff,hv-vpindex=on,hv-runtime=on,hv-synic=on,hv-stimer=on,hv-reset=on,hv-vendor-id=KVM Hv,hv-frequencies=on,hv-reenlightenment=on,hv-tlbflush=on,hv-ipi=on,hv-evmcs=on' \
+-cpu 'qemu64,hv-relaxed=on,hv-vapic=on,hv-spinlocks=0x2fff,hv-vpindex=on,hv-runtime=on,hv-synic=on,hv-stimer=on,hv-reset=on,hv-vendor-id=KVM Hv,hv-frequencies=on,hv-reenlightenment=on,hv-tlbflush=on,hv-ipi=on,hv-evmcs=on' \
 -m 214 \
 -overcommit mem-lock=off \
 -smp 6,sockets=6,cores=1,threads=1 \
diff --git a/tests/qemuxml2argvdata/hyperv.x86_64-latest.args b/tests/qemuxml2argvdata/hyperv.x86_64-latest.args
index bbd17d4bdd..50329f6e30 100644
--- a/tests/qemuxml2argvdata/hyperv.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/hyperv.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/hyperv.xml b/tests/qemuxml2argvdata/hyperv.xml
index 45e460f7de..e3184b3657 100644
--- a/tests/qemuxml2argvdata/hyperv.xml
+++ b/tests/qemuxml2argvdata/hyperv.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>6</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='network'/>
   </os>
   <features>
@@ -32,7 +32,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'/>
     <controller type='pci' index='0' model='pci-root'/>
     <input type='mouse' bus='ps2'/>
diff --git a/tests/qemuxml2argvdata/input-linux.x86_64-latest.args b/tests/qemuxml2argvdata/input-linux.x86_64-latest.args
index 179cc162e7..b84c781cb7 100644
--- a/tests/qemuxml2argvdata/input-linux.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/input-linux.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/input-linux.xml b/tests/qemuxml2argvdata/input-linux.xml
index 389ba789a6..43d38af861 100644
--- a/tests/qemuxml2argvdata/input-linux.xml
+++ b/tests/qemuxml2argvdata/input-linux.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <cpu mode='custom' match='exact' check='none'>
@@ -16,7 +16,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='pci' index='0' model='pci-root'/>
     <controller type='usb' index='0' model='piix3-uhci'>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x2'/>
diff --git a/tests/qemuxml2argvdata/iothreads-virtio-scsi-pci.x86_64-5.2.0.args b/tests/qemuxml2argvdata/iothreads-virtio-scsi-pci.x86_64-5.2.0.args
index 68d3ba4adb..a7878472ef 100644
--- a/tests/qemuxml2argvdata/iothreads-virtio-scsi-pci.x86_64-5.2.0.args
+++ b/tests/qemuxml2argvdata/iothreads-virtio-scsi-pci.x86_64-5.2.0.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/iothreads-virtio-scsi-pci.x86_64-latest.args b/tests/qemuxml2argvdata/iothreads-virtio-scsi-pci.x86_64-latest.args
index 415b46c771..31f198ba3e 100644
--- a/tests/qemuxml2argvdata/iothreads-virtio-scsi-pci.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/iothreads-virtio-scsi-pci.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/iothreads-virtio-scsi-pci.xml b/tests/qemuxml2argvdata/iothreads-virtio-scsi-pci.xml
index bbbbd2439f..3651881e4b 100644
--- a/tests/qemuxml2argvdata/iothreads-virtio-scsi-pci.xml
+++ b/tests/qemuxml2argvdata/iothreads-virtio-scsi-pci.xml
@@ -6,7 +6,7 @@
   <vcpu placement='static'>2</vcpu>
   <iothreads>2</iothreads>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -14,7 +14,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/kvmclock+eoi-disabled.x86_64-4.0.0.args b/tests/qemuxml2argvdata/kvmclock+eoi-disabled.x86_64-4.0.0.args
index 44b74f9aa5..d1c15c4202 100644
--- a/tests/qemuxml2argvdata/kvmclock+eoi-disabled.x86_64-4.0.0.args
+++ b/tests/qemuxml2argvdata/kvmclock+eoi-disabled.x86_64-4.0.0.args
@@ -7,13 +7,13 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
 -machine pc-i440fx-4.0,usb=off,dump-guest-core=off \
 -accel tcg \
--cpu qemu32,kvmclock=off,kvm-pv-eoi=off \
+-cpu qemu64,kvmclock=off,kvm-pv-eoi=off \
 -m 214 \
 -overcommit mem-lock=off \
 -smp 6,sockets=6,cores=1,threads=1 \
diff --git a/tests/qemuxml2argvdata/kvmclock+eoi-disabled.x86_64-latest.args b/tests/qemuxml2argvdata/kvmclock+eoi-disabled.x86_64-latest.args
index 0065265364..8df4891fcc 100644
--- a/tests/qemuxml2argvdata/kvmclock+eoi-disabled.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/kvmclock+eoi-disabled.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/kvmclock+eoi-disabled.xml b/tests/qemuxml2argvdata/kvmclock+eoi-disabled.xml
index 00e60ac700..2e78088029 100644
--- a/tests/qemuxml2argvdata/kvmclock+eoi-disabled.xml
+++ b/tests/qemuxml2argvdata/kvmclock+eoi-disabled.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>6</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='network'/>
   </os>
   <features>
@@ -20,7 +20,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'/>
     <memballoon model='virtio'/>
   </devices>
diff --git a/tests/qemuxml2argvdata/memory-hotplug-nvdimm-access.x86_64-latest.args b/tests/qemuxml2argvdata/memory-hotplug-nvdimm-access.x86_64-latest.args
index 7b0fd22acb..1d4fee4b6e 100644
--- a/tests/qemuxml2argvdata/memory-hotplug-nvdimm-access.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/memory-hotplug-nvdimm-access.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/memory-hotplug-nvdimm-access.xml b/tests/qemuxml2argvdata/memory-hotplug-nvdimm-access.xml
index 565a47dac0..320bd46acd 100644
--- a/tests/qemuxml2argvdata/memory-hotplug-nvdimm-access.xml
+++ b/tests/qemuxml2argvdata/memory-hotplug-nvdimm-access.xml
@@ -6,7 +6,7 @@
   <currentMemory unit='KiB'>1267710</currentMemory>
   <vcpu placement='static' cpuset='0-1'>2</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <idmap>
@@ -24,7 +24,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/memory-hotplug-nvdimm-align.x86_64-5.2.0.args b/tests/qemuxml2argvdata/memory-hotplug-nvdimm-align.x86_64-5.2.0.args
index 932c9447ea..6c28c86004 100644
--- a/tests/qemuxml2argvdata/memory-hotplug-nvdimm-align.x86_64-5.2.0.args
+++ b/tests/qemuxml2argvdata/memory-hotplug-nvdimm-align.x86_64-5.2.0.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/memory-hotplug-nvdimm-align.x86_64-latest.args b/tests/qemuxml2argvdata/memory-hotplug-nvdimm-align.x86_64-latest.args
index 97e2deeff9..711864037b 100644
--- a/tests/qemuxml2argvdata/memory-hotplug-nvdimm-align.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/memory-hotplug-nvdimm-align.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/memory-hotplug-nvdimm-align.xml b/tests/qemuxml2argvdata/memory-hotplug-nvdimm-align.xml
index af55370d2f..977b28a2ce 100644
--- a/tests/qemuxml2argvdata/memory-hotplug-nvdimm-align.xml
+++ b/tests/qemuxml2argvdata/memory-hotplug-nvdimm-align.xml
@@ -6,7 +6,7 @@
   <currentMemory unit='KiB'>1267710</currentMemory>
   <vcpu placement='static' cpuset='0-1'>2</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <idmap>
@@ -24,7 +24,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/memory-hotplug-nvdimm-label.x86_64-5.2.0.args b/tests/qemuxml2argvdata/memory-hotplug-nvdimm-label.x86_64-5.2.0.args
index 080b46ad1e..c45b401af5 100644
--- a/tests/qemuxml2argvdata/memory-hotplug-nvdimm-label.x86_64-5.2.0.args
+++ b/tests/qemuxml2argvdata/memory-hotplug-nvdimm-label.x86_64-5.2.0.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/memory-hotplug-nvdimm-label.x86_64-latest.args b/tests/qemuxml2argvdata/memory-hotplug-nvdimm-label.x86_64-latest.args
index 6b92b50053..ca4bd6c406 100644
--- a/tests/qemuxml2argvdata/memory-hotplug-nvdimm-label.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/memory-hotplug-nvdimm-label.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/memory-hotplug-nvdimm-label.xml b/tests/qemuxml2argvdata/memory-hotplug-nvdimm-label.xml
index 0da48f3920..5457252650 100644
--- a/tests/qemuxml2argvdata/memory-hotplug-nvdimm-label.xml
+++ b/tests/qemuxml2argvdata/memory-hotplug-nvdimm-label.xml
@@ -6,7 +6,7 @@
   <currentMemory unit='KiB'>1267710</currentMemory>
   <vcpu placement='static' cpuset='0-1'>2</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <idmap>
@@ -24,7 +24,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/memory-hotplug-nvdimm-pmem.x86_64-5.2.0.args b/tests/qemuxml2argvdata/memory-hotplug-nvdimm-pmem.x86_64-5.2.0.args
index b5049d8a81..3f35d4dca2 100644
--- a/tests/qemuxml2argvdata/memory-hotplug-nvdimm-pmem.x86_64-5.2.0.args
+++ b/tests/qemuxml2argvdata/memory-hotplug-nvdimm-pmem.x86_64-5.2.0.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/memory-hotplug-nvdimm-pmem.x86_64-latest.args b/tests/qemuxml2argvdata/memory-hotplug-nvdimm-pmem.x86_64-latest.args
index d1efa79bfe..68174e96b5 100644
--- a/tests/qemuxml2argvdata/memory-hotplug-nvdimm-pmem.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/memory-hotplug-nvdimm-pmem.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/memory-hotplug-nvdimm-pmem.xml b/tests/qemuxml2argvdata/memory-hotplug-nvdimm-pmem.xml
index e72a59b2c0..40125aa120 100644
--- a/tests/qemuxml2argvdata/memory-hotplug-nvdimm-pmem.xml
+++ b/tests/qemuxml2argvdata/memory-hotplug-nvdimm-pmem.xml
@@ -6,7 +6,7 @@
   <currentMemory unit='KiB'>1267710</currentMemory>
   <vcpu placement='static' cpuset='0-1'>2</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <idmap>
@@ -24,7 +24,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/memory-hotplug-nvdimm-readonly.x86_64-5.2.0.args b/tests/qemuxml2argvdata/memory-hotplug-nvdimm-readonly.x86_64-5.2.0.args
index bf56c26c06..bca2f286ba 100644
--- a/tests/qemuxml2argvdata/memory-hotplug-nvdimm-readonly.x86_64-5.2.0.args
+++ b/tests/qemuxml2argvdata/memory-hotplug-nvdimm-readonly.x86_64-5.2.0.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/memory-hotplug-nvdimm-readonly.x86_64-latest.args b/tests/qemuxml2argvdata/memory-hotplug-nvdimm-readonly.x86_64-latest.args
index 2c9641ee77..a1709c918c 100644
--- a/tests/qemuxml2argvdata/memory-hotplug-nvdimm-readonly.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/memory-hotplug-nvdimm-readonly.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/memory-hotplug-nvdimm-readonly.xml b/tests/qemuxml2argvdata/memory-hotplug-nvdimm-readonly.xml
index d9e91dc653..cefda3143d 100644
--- a/tests/qemuxml2argvdata/memory-hotplug-nvdimm-readonly.xml
+++ b/tests/qemuxml2argvdata/memory-hotplug-nvdimm-readonly.xml
@@ -6,7 +6,7 @@
   <currentMemory unit='KiB'>1267710</currentMemory>
   <vcpu placement='static' cpuset='0-1'>2</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <idmap>
@@ -24,7 +24,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/memory-hotplug-nvdimm.x86_64-latest.args b/tests/qemuxml2argvdata/memory-hotplug-nvdimm.x86_64-latest.args
index dca37fc55e..1dd3f9f1a4 100644
--- a/tests/qemuxml2argvdata/memory-hotplug-nvdimm.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/memory-hotplug-nvdimm.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/memory-hotplug-nvdimm.xml b/tests/qemuxml2argvdata/memory-hotplug-nvdimm.xml
index 0ca70535ac..d37186880c 100644
--- a/tests/qemuxml2argvdata/memory-hotplug-nvdimm.xml
+++ b/tests/qemuxml2argvdata/memory-hotplug-nvdimm.xml
@@ -6,7 +6,7 @@
   <currentMemory unit='KiB'>1267710</currentMemory>
   <vcpu placement='static' cpuset='0-1'>2</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <idmap>
@@ -24,7 +24,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/memory-hotplug-virtio-mem.x86_64-latest.args b/tests/qemuxml2argvdata/memory-hotplug-virtio-mem.x86_64-latest.args
index 62b31689d7..1d83ec88a8 100644
--- a/tests/qemuxml2argvdata/memory-hotplug-virtio-mem.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/memory-hotplug-virtio-mem.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/memory-hotplug-virtio-mem.xml b/tests/qemuxml2argvdata/memory-hotplug-virtio-mem.xml
index c10528aad8..ea9f5e8765 100644
--- a/tests/qemuxml2argvdata/memory-hotplug-virtio-mem.xml
+++ b/tests/qemuxml2argvdata/memory-hotplug-virtio-mem.xml
@@ -21,7 +21,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/memory-hotplug-virtio-pmem.x86_64-5.2.0.args b/tests/qemuxml2argvdata/memory-hotplug-virtio-pmem.x86_64-5.2.0.args
index cdd6970f70..17fd98fb88 100644
--- a/tests/qemuxml2argvdata/memory-hotplug-virtio-pmem.x86_64-5.2.0.args
+++ b/tests/qemuxml2argvdata/memory-hotplug-virtio-pmem.x86_64-5.2.0.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/memory-hotplug-virtio-pmem.x86_64-latest.args b/tests/qemuxml2argvdata/memory-hotplug-virtio-pmem.x86_64-latest.args
index 5ac1031cdf..fdbdfa00c3 100644
--- a/tests/qemuxml2argvdata/memory-hotplug-virtio-pmem.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/memory-hotplug-virtio-pmem.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/memory-hotplug-virtio-pmem.xml b/tests/qemuxml2argvdata/memory-hotplug-virtio-pmem.xml
index 5c99c8ace1..4cebd294ec 100644
--- a/tests/qemuxml2argvdata/memory-hotplug-virtio-pmem.xml
+++ b/tests/qemuxml2argvdata/memory-hotplug-virtio-pmem.xml
@@ -21,7 +21,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/misc-no-reboot.x86_64-5.2.0.args b/tests/qemuxml2argvdata/misc-no-reboot.x86_64-5.2.0.args
index 939003480a..dc6b849e3b 100644
--- a/tests/qemuxml2argvdata/misc-no-reboot.x86_64-5.2.0.args
+++ b/tests/qemuxml2argvdata/misc-no-reboot.x86_64-5.2.0.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/misc-no-reboot.x86_64-latest.args b/tests/qemuxml2argvdata/misc-no-reboot.x86_64-latest.args
index 68b112e81f..ae0fde443c 100644
--- a/tests/qemuxml2argvdata/misc-no-reboot.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/misc-no-reboot.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/misc-no-reboot.xml b/tests/qemuxml2argvdata/misc-no-reboot.xml
index 80abc68388..f0ffcc367f 100644
--- a/tests/qemuxml2argvdata/misc-no-reboot.xml
+++ b/tests/qemuxml2argvdata/misc-no-reboot.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>destroy</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/mlock-off.x86_64-3.0.0.args b/tests/qemuxml2argvdata/mlock-off.x86_64-3.0.0.args
index 43f13698de..0065f37aa8 100644
--- a/tests/qemuxml2argvdata/mlock-off.x86_64-3.0.0.args
+++ b/tests/qemuxml2argvdata/mlock-off.x86_64-3.0.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/mlock-off.x86_64-latest.args b/tests/qemuxml2argvdata/mlock-off.x86_64-latest.args
index aad939f1cb..5378169b65 100644
--- a/tests/qemuxml2argvdata/mlock-off.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/mlock-off.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/mlock-off.xml b/tests/qemuxml2argvdata/mlock-off.xml
index 433011caa0..fc48ea3cde 100644
--- a/tests/qemuxml2argvdata/mlock-off.xml
+++ b/tests/qemuxml2argvdata/mlock-off.xml
@@ -5,11 +5,11 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <memballoon model='none'/>
   </devices>
 </domain>
diff --git a/tests/qemuxml2argvdata/mlock-on.x86_64-3.0.0.args b/tests/qemuxml2argvdata/mlock-on.x86_64-3.0.0.args
index fa0b3b8618..3014ffdb7a 100644
--- a/tests/qemuxml2argvdata/mlock-on.x86_64-3.0.0.args
+++ b/tests/qemuxml2argvdata/mlock-on.x86_64-3.0.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/mlock-on.x86_64-latest.args b/tests/qemuxml2argvdata/mlock-on.x86_64-latest.args
index a5afe9dae1..bf0ed211eb 100644
--- a/tests/qemuxml2argvdata/mlock-on.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/mlock-on.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/mlock-on.xml b/tests/qemuxml2argvdata/mlock-on.xml
index 5ec181d821..05485a2ba1 100644
--- a/tests/qemuxml2argvdata/mlock-on.xml
+++ b/tests/qemuxml2argvdata/mlock-on.xml
@@ -8,11 +8,11 @@
   </memoryBacking>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <memballoon model='none'/>
   </devices>
 </domain>
diff --git a/tests/qemuxml2argvdata/name-escape.x86_64-2.11.0.args b/tests/qemuxml2argvdata/name-escape.x86_64-2.11.0.args
index 1ce91ff354..241449f75d 100644
--- a/tests/qemuxml2argvdata/name-escape.x86_64-2.11.0.args
+++ b/tests/qemuxml2argvdata/name-escape.x86_64-2.11.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-foo=1,bar=2/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-foo=1,bar=2/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-foo=1,bar=2/.config \
 QEMU_AUDIO_DRV=spice \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=foo=1,,bar=2,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-foo=1,,bar=2/master-key.aes \
diff --git a/tests/qemuxml2argvdata/name-escape.x86_64-latest.args b/tests/qemuxml2argvdata/name-escape.x86_64-latest.args
index 336ea5f4d4..fff2895d98 100644
--- a/tests/qemuxml2argvdata/name-escape.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/name-escape.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-foo=1,bar=2/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-foo=1,bar=2/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-foo=1,bar=2/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=foo=1,,bar=2,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-foo=1,bar=2/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/name-escape.xml b/tests/qemuxml2argvdata/name-escape.xml
index 6aefac19b2..297ff3d6ca 100644
--- a/tests/qemuxml2argvdata/name-escape.xml
+++ b/tests/qemuxml2argvdata/name-escape.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='qcow2' cache='none'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/net-user.args b/tests/qemuxml2argvdata/net-user.args
index 40db8a8df6..299ec62cfe 100644
--- a/tests/qemuxml2argvdata/net-user.args
+++ b/tests/qemuxml2argvdata/net-user.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/net-user.x86_64-4.0.0.args b/tests/qemuxml2argvdata/net-user.x86_64-4.0.0.args
index 82ffa3670d..2389919eb7 100644
--- a/tests/qemuxml2argvdata/net-user.x86_64-4.0.0.args
+++ b/tests/qemuxml2argvdata/net-user.x86_64-4.0.0.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/net-user.xml b/tests/qemuxml2argvdata/net-user.xml
index b8f3c67338..4d371ed629 100644
--- a/tests/qemuxml2argvdata/net-user.xml
+++ b/tests/qemuxml2argvdata/net-user.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/net-vdpa.x86_64-latest.args b/tests/qemuxml2argvdata/net-vdpa.x86_64-latest.args
index 0e05c6947d..a56e08a4f1 100644
--- a/tests/qemuxml2argvdata/net-vdpa.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/net-vdpa.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/net-vdpa.xml b/tests/qemuxml2argvdata/net-vdpa.xml
index 30cca7eb6e..e30222b6e3 100644
--- a/tests/qemuxml2argvdata/net-vdpa.xml
+++ b/tests/qemuxml2argvdata/net-vdpa.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'/>
     <controller type='ide' index='0'/>
     <controller type='pci' index='0' model='pci-root'/>
diff --git a/tests/qemuxml2argvdata/net-vhostuser.args b/tests/qemuxml2argvdata/net-vhostuser.args
index e32e4ae5ef..ddb892e57f 100644
--- a/tests/qemuxml2argvdata/net-vhostuser.args
+++ b/tests/qemuxml2argvdata/net-vhostuser.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/net-vhostuser.x86_64-latest.args b/tests/qemuxml2argvdata/net-vhostuser.x86_64-latest.args
index efb04ae3fa..1309c28c95 100644
--- a/tests/qemuxml2argvdata/net-vhostuser.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/net-vhostuser.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/net-vhostuser.xml b/tests/qemuxml2argvdata/net-vhostuser.xml
index f392c89ee4..e55a30a54f 100644
--- a/tests/qemuxml2argvdata/net-vhostuser.xml
+++ b/tests/qemuxml2argvdata/net-vhostuser.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'/>
     <controller type='ide' index='0'/>
     <controller type='pci' index='0' model='pci-root'/>
diff --git a/tests/qemuxml2argvdata/panic-double.x86_64-latest.args b/tests/qemuxml2argvdata/panic-double.x86_64-latest.args
index 96fe0b9bb6..72bb9f6689 100644
--- a/tests/qemuxml2argvdata/panic-double.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/panic-double.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/panic-double.xml b/tests/qemuxml2argvdata/panic-double.xml
index a4813c94ed..7d3bfef47c 100644
--- a/tests/qemuxml2argvdata/panic-double.xml
+++ b/tests/qemuxml2argvdata/panic-double.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>6</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='network'/>
   </os>
   <features>
@@ -16,7 +16,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'/>
     <controller type='pci' index='0' model='pci-root'/>
     <input type='mouse' bus='ps2'/>
diff --git a/tests/qemuxml2argvdata/panic-no-address.x86_64-latest.args b/tests/qemuxml2argvdata/panic-no-address.x86_64-latest.args
index 575720799f..4aac152a0f 100644
--- a/tests/qemuxml2argvdata/panic-no-address.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/panic-no-address.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/panic-no-address.xml b/tests/qemuxml2argvdata/panic-no-address.xml
index 1c79e65d76..56dab00e25 100644
--- a/tests/qemuxml2argvdata/panic-no-address.xml
+++ b/tests/qemuxml2argvdata/panic-no-address.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/panic.x86_64-latest.args b/tests/qemuxml2argvdata/panic.x86_64-latest.args
index 873aab9428..393104d32a 100644
--- a/tests/qemuxml2argvdata/panic.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/panic.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/panic.xml b/tests/qemuxml2argvdata/panic.xml
index 2ceb11ac2a..3aa0976f35 100644
--- a/tests/qemuxml2argvdata/panic.xml
+++ b/tests/qemuxml2argvdata/panic.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/parallel-parport-chardev.args b/tests/qemuxml2argvdata/parallel-parport-chardev.args
index 5cf8a7b03e..5412ce8539 100644
--- a/tests/qemuxml2argvdata/parallel-parport-chardev.args
+++ b/tests/qemuxml2argvdata/parallel-parport-chardev.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/parallel-parport-chardev.x86_64-latest.args b/tests/qemuxml2argvdata/parallel-parport-chardev.x86_64-latest.args
index eecdb27463..2ce2e381bb 100644
--- a/tests/qemuxml2argvdata/parallel-parport-chardev.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/parallel-parport-chardev.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/parallel-parport-chardev.xml b/tests/qemuxml2argvdata/parallel-parport-chardev.xml
index abd2a6fd41..eb46e950a6 100644
--- a/tests/qemuxml2argvdata/parallel-parport-chardev.xml
+++ b/tests/qemuxml2argvdata/parallel-parport-chardev.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/parallel-tcp-chardev.args b/tests/qemuxml2argvdata/parallel-tcp-chardev.args
index 763ee21571..f042d3dfb0 100644
--- a/tests/qemuxml2argvdata/parallel-tcp-chardev.args
+++ b/tests/qemuxml2argvdata/parallel-tcp-chardev.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/parallel-tcp-chardev.x86_64-latest.args b/tests/qemuxml2argvdata/parallel-tcp-chardev.x86_64-latest.args
index b549c433a5..a3f118f4bd 100644
--- a/tests/qemuxml2argvdata/parallel-tcp-chardev.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/parallel-tcp-chardev.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/parallel-tcp-chardev.xml b/tests/qemuxml2argvdata/parallel-tcp-chardev.xml
index 30573888e5..454ac3bec3 100644
--- a/tests/qemuxml2argvdata/parallel-tcp-chardev.xml
+++ b/tests/qemuxml2argvdata/parallel-tcp-chardev.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/pci-serial-dev-chardev.args b/tests/qemuxml2argvdata/pci-serial-dev-chardev.args
index 6f556c4a02..cb76c2fefe 100644
--- a/tests/qemuxml2argvdata/pci-serial-dev-chardev.args
+++ b/tests/qemuxml2argvdata/pci-serial-dev-chardev.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/pci-serial-dev-chardev.x86_64-latest.args b/tests/qemuxml2argvdata/pci-serial-dev-chardev.x86_64-latest.args
index 988ec823b4..c513ae0316 100644
--- a/tests/qemuxml2argvdata/pci-serial-dev-chardev.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/pci-serial-dev-chardev.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/pci-serial-dev-chardev.xml b/tests/qemuxml2argvdata/pci-serial-dev-chardev.xml
index c4d73a86c8..741b51d716 100644
--- a/tests/qemuxml2argvdata/pci-serial-dev-chardev.xml
+++ b/tests/qemuxml2argvdata/pci-serial-dev-chardev.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/pv-spinlock-disabled.x86_64-4.0.0.args b/tests/qemuxml2argvdata/pv-spinlock-disabled.x86_64-4.0.0.args
index 13f5bc7f83..f7055f4e38 100644
--- a/tests/qemuxml2argvdata/pv-spinlock-disabled.x86_64-4.0.0.args
+++ b/tests/qemuxml2argvdata/pv-spinlock-disabled.x86_64-4.0.0.args
@@ -7,13 +7,13 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
 -machine pc-i440fx-4.0,usb=off,dump-guest-core=off \
 -accel tcg \
--cpu qemu32,kvm-pv-unhalt=off \
+-cpu qemu64,kvm-pv-unhalt=off \
 -m 214 \
 -overcommit mem-lock=off \
 -smp 6,sockets=6,cores=1,threads=1 \
diff --git a/tests/qemuxml2argvdata/pv-spinlock-disabled.x86_64-latest.args b/tests/qemuxml2argvdata/pv-spinlock-disabled.x86_64-latest.args
index e5bb41a91e..f4fde3076d 100644
--- a/tests/qemuxml2argvdata/pv-spinlock-disabled.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/pv-spinlock-disabled.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/pv-spinlock-disabled.xml b/tests/qemuxml2argvdata/pv-spinlock-disabled.xml
index e3212313bb..1b387124c9 100644
--- a/tests/qemuxml2argvdata/pv-spinlock-disabled.xml
+++ b/tests/qemuxml2argvdata/pv-spinlock-disabled.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>6</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='network'/>
   </os>
   <features>
@@ -18,7 +18,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'/>
     <controller type='pci' index='0' model='pci-root'/>
     <input type='mouse' bus='ps2'/>
diff --git a/tests/qemuxml2argvdata/pv-spinlock-enabled.x86_64-4.0.0.args b/tests/qemuxml2argvdata/pv-spinlock-enabled.x86_64-4.0.0.args
index 7430b6dc87..ffb233f21c 100644
--- a/tests/qemuxml2argvdata/pv-spinlock-enabled.x86_64-4.0.0.args
+++ b/tests/qemuxml2argvdata/pv-spinlock-enabled.x86_64-4.0.0.args
@@ -7,13 +7,13 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
 -machine pc-i440fx-4.0,usb=off,dump-guest-core=off \
 -accel tcg \
--cpu qemu32,kvm-pv-unhalt=on \
+-cpu qemu64,kvm-pv-unhalt=on \
 -m 214 \
 -overcommit mem-lock=off \
 -smp 6,sockets=6,cores=1,threads=1 \
diff --git a/tests/qemuxml2argvdata/pv-spinlock-enabled.x86_64-latest.args b/tests/qemuxml2argvdata/pv-spinlock-enabled.x86_64-latest.args
index 60aaa0c859..183c4cc5f2 100644
--- a/tests/qemuxml2argvdata/pv-spinlock-enabled.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/pv-spinlock-enabled.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/pv-spinlock-enabled.xml b/tests/qemuxml2argvdata/pv-spinlock-enabled.xml
index 531480d4b3..0548c23173 100644
--- a/tests/qemuxml2argvdata/pv-spinlock-enabled.xml
+++ b/tests/qemuxml2argvdata/pv-spinlock-enabled.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>6</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='network'/>
   </os>
   <features>
@@ -18,7 +18,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'/>
     <controller type='pci' index='0' model='pci-root'/>
     <input type='mouse' bus='ps2'/>
diff --git a/tests/qemuxml2argvdata/qemu-ns.x86_64-4.0.0.args b/tests/qemuxml2argvdata/qemu-ns.x86_64-4.0.0.args
index 793219ec37..5105f410ce 100644
--- a/tests/qemuxml2argvdata/qemu-ns.x86_64-4.0.0.args
+++ b/tests/qemuxml2argvdata/qemu-ns.x86_64-4.0.0.args
@@ -9,7 +9,7 @@ XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
 NS=ns \
 BAR='' \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/qemu-ns.x86_64-latest.args b/tests/qemuxml2argvdata/qemu-ns.x86_64-latest.args
index fc520a1e5c..05ccade7e4 100644
--- a/tests/qemuxml2argvdata/qemu-ns.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/qemu-ns.x86_64-latest.args
@@ -8,7 +8,7 @@ XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 NS=ns \
 BAR='' \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -compat '{"deprecated-output":"hide","deprecated-input":"crash"}' \
 -S \
diff --git a/tests/qemuxml2argvdata/qemu-ns.xml b/tests/qemuxml2argvdata/qemu-ns.xml
index 3e7590237e..9d2f5502e9 100644
--- a/tests/qemuxml2argvdata/qemu-ns.xml
+++ b/tests/qemuxml2argvdata/qemu-ns.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/serial-dev-chardev-iobase.args b/tests/qemuxml2argvdata/serial-dev-chardev-iobase.args
index dfa6785795..bcca630616 100644
--- a/tests/qemuxml2argvdata/serial-dev-chardev-iobase.args
+++ b/tests/qemuxml2argvdata/serial-dev-chardev-iobase.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/serial-dev-chardev-iobase.x86_64-latest.args b/tests/qemuxml2argvdata/serial-dev-chardev-iobase.x86_64-latest.args
index 512d1f7e9d..2b73030c8a 100644
--- a/tests/qemuxml2argvdata/serial-dev-chardev-iobase.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/serial-dev-chardev-iobase.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/serial-dev-chardev-iobase.xml b/tests/qemuxml2argvdata/serial-dev-chardev-iobase.xml
index 559910af8a..4f9954c986 100644
--- a/tests/qemuxml2argvdata/serial-dev-chardev-iobase.xml
+++ b/tests/qemuxml2argvdata/serial-dev-chardev-iobase.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/serial-dev-chardev.args b/tests/qemuxml2argvdata/serial-dev-chardev.args
index c325f21e0c..fb5276bc5f 100644
--- a/tests/qemuxml2argvdata/serial-dev-chardev.args
+++ b/tests/qemuxml2argvdata/serial-dev-chardev.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/serial-dev-chardev.x86_64-latest.args b/tests/qemuxml2argvdata/serial-dev-chardev.x86_64-latest.args
index cfa0f8ce02..3fdd7625a2 100644
--- a/tests/qemuxml2argvdata/serial-dev-chardev.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/serial-dev-chardev.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/serial-dev-chardev.xml b/tests/qemuxml2argvdata/serial-dev-chardev.xml
index 7cf428fb17..3e9d3a19b4 100644
--- a/tests/qemuxml2argvdata/serial-dev-chardev.xml
+++ b/tests/qemuxml2argvdata/serial-dev-chardev.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/serial-file-chardev.args b/tests/qemuxml2argvdata/serial-file-chardev.args
index 4cbd0edf1c..db46920bab 100644
--- a/tests/qemuxml2argvdata/serial-file-chardev.args
+++ b/tests/qemuxml2argvdata/serial-file-chardev.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/serial-file-chardev.x86_64-latest.args b/tests/qemuxml2argvdata/serial-file-chardev.x86_64-latest.args
index 9c7fd01f97..30c05ae297 100644
--- a/tests/qemuxml2argvdata/serial-file-chardev.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/serial-file-chardev.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/serial-file-chardev.xml b/tests/qemuxml2argvdata/serial-file-chardev.xml
index f90d0dd5ef..029d32478e 100644
--- a/tests/qemuxml2argvdata/serial-file-chardev.xml
+++ b/tests/qemuxml2argvdata/serial-file-chardev.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/serial-file-log.args b/tests/qemuxml2argvdata/serial-file-log.args
index c4c6106200..3833413150 100644
--- a/tests/qemuxml2argvdata/serial-file-log.args
+++ b/tests/qemuxml2argvdata/serial-file-log.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/serial-file-log.x86_64-latest.args b/tests/qemuxml2argvdata/serial-file-log.x86_64-latest.args
index f7f59bc542..e41ec02080 100644
--- a/tests/qemuxml2argvdata/serial-file-log.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/serial-file-log.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/serial-file-log.xml b/tests/qemuxml2argvdata/serial-file-log.xml
index 01d529b5ef..441286ffb8 100644
--- a/tests/qemuxml2argvdata/serial-file-log.xml
+++ b/tests/qemuxml2argvdata/serial-file-log.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/serial-many-chardev.args b/tests/qemuxml2argvdata/serial-many-chardev.args
index 2c548c9e4b..11e187fead 100644
--- a/tests/qemuxml2argvdata/serial-many-chardev.args
+++ b/tests/qemuxml2argvdata/serial-many-chardev.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/serial-many-chardev.x86_64-latest.args b/tests/qemuxml2argvdata/serial-many-chardev.x86_64-latest.args
index 1e0f0110bf..e770edd4d5 100644
--- a/tests/qemuxml2argvdata/serial-many-chardev.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/serial-many-chardev.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/serial-many-chardev.xml b/tests/qemuxml2argvdata/serial-many-chardev.xml
index c486a64fd7..60a98f183f 100644
--- a/tests/qemuxml2argvdata/serial-many-chardev.xml
+++ b/tests/qemuxml2argvdata/serial-many-chardev.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/serial-pty-chardev.args b/tests/qemuxml2argvdata/serial-pty-chardev.args
index 5285d0749a..a4fbf3a2f2 100644
--- a/tests/qemuxml2argvdata/serial-pty-chardev.args
+++ b/tests/qemuxml2argvdata/serial-pty-chardev.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/serial-pty-chardev.x86_64-latest.args b/tests/qemuxml2argvdata/serial-pty-chardev.x86_64-latest.args
index 7b31c86820..c007694f17 100644
--- a/tests/qemuxml2argvdata/serial-pty-chardev.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/serial-pty-chardev.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/serial-pty-chardev.xml b/tests/qemuxml2argvdata/serial-pty-chardev.xml
index 82fbb3a23f..6c82755a39 100644
--- a/tests/qemuxml2argvdata/serial-pty-chardev.xml
+++ b/tests/qemuxml2argvdata/serial-pty-chardev.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/serial-spiceport-nospice.args b/tests/qemuxml2argvdata/serial-spiceport-nospice.args
index dea15aeec3..7e6341da14 100644
--- a/tests/qemuxml2argvdata/serial-spiceport-nospice.args
+++ b/tests/qemuxml2argvdata/serial-spiceport-nospice.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/serial-spiceport-nospice.x86_64-latest.args b/tests/qemuxml2argvdata/serial-spiceport-nospice.x86_64-latest.args
index 7a52bb6a8c..cee7dcd1a8 100644
--- a/tests/qemuxml2argvdata/serial-spiceport-nospice.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/serial-spiceport-nospice.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/serial-spiceport-nospice.xml b/tests/qemuxml2argvdata/serial-spiceport-nospice.xml
index 0c1aeab818..7a5b96ace2 100644
--- a/tests/qemuxml2argvdata/serial-spiceport-nospice.xml
+++ b/tests/qemuxml2argvdata/serial-spiceport-nospice.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/serial-spiceport.args b/tests/qemuxml2argvdata/serial-spiceport.args
index 43e65a0679..9e0c483f3d 100644
--- a/tests/qemuxml2argvdata/serial-spiceport.args
+++ b/tests/qemuxml2argvdata/serial-spiceport.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=spice \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/serial-spiceport.x86_64-latest.args b/tests/qemuxml2argvdata/serial-spiceport.x86_64-latest.args
index f552782edf..9abe201c10 100644
--- a/tests/qemuxml2argvdata/serial-spiceport.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/serial-spiceport.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/serial-spiceport.xml b/tests/qemuxml2argvdata/serial-spiceport.xml
index 46a0bf7db4..c195498da0 100644
--- a/tests/qemuxml2argvdata/serial-spiceport.xml
+++ b/tests/qemuxml2argvdata/serial-spiceport.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static' cpuset='1-4,8-20,525'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/serial-tcp-chardev.args b/tests/qemuxml2argvdata/serial-tcp-chardev.args
index aec7093d03..63b16ded13 100644
--- a/tests/qemuxml2argvdata/serial-tcp-chardev.args
+++ b/tests/qemuxml2argvdata/serial-tcp-chardev.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/serial-tcp-chardev.x86_64-latest.args b/tests/qemuxml2argvdata/serial-tcp-chardev.x86_64-latest.args
index 33e6215ebb..5c5d018ae6 100644
--- a/tests/qemuxml2argvdata/serial-tcp-chardev.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/serial-tcp-chardev.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/serial-tcp-chardev.xml b/tests/qemuxml2argvdata/serial-tcp-chardev.xml
index f19225dc47..41c9becf3a 100644
--- a/tests/qemuxml2argvdata/serial-tcp-chardev.xml
+++ b/tests/qemuxml2argvdata/serial-tcp-chardev.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/serial-tcp-telnet-chardev.args b/tests/qemuxml2argvdata/serial-tcp-telnet-chardev.args
index 72f81d7938..a804bdf7e6 100644
--- a/tests/qemuxml2argvdata/serial-tcp-telnet-chardev.args
+++ b/tests/qemuxml2argvdata/serial-tcp-telnet-chardev.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/serial-tcp-telnet-chardev.x86_64-latest.args b/tests/qemuxml2argvdata/serial-tcp-telnet-chardev.x86_64-latest.args
index 4433ce50f5..012acd60bd 100644
--- a/tests/qemuxml2argvdata/serial-tcp-telnet-chardev.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/serial-tcp-telnet-chardev.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/serial-tcp-telnet-chardev.xml b/tests/qemuxml2argvdata/serial-tcp-telnet-chardev.xml
index 48a3c00183..df9971a497 100644
--- a/tests/qemuxml2argvdata/serial-tcp-telnet-chardev.xml
+++ b/tests/qemuxml2argvdata/serial-tcp-telnet-chardev.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev-notls.args b/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev-notls.args
index 7db40862e9..a49f649309 100644
--- a/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev-notls.args
+++ b/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev-notls.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev-notls.x86_64-latest.args b/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev-notls.x86_64-latest.args
index f4c3ca4cbd..aeff989598 100644
--- a/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev-notls.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev-notls.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev-notls.xml b/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev-notls.xml
index 9b0b8b3e73..f27b119270 100644
--- a/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev-notls.xml
+++ b/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev-notls.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev-verify.args b/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev-verify.args
index f3dc5f5019..8e45fc5490 100644
--- a/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev-verify.args
+++ b/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev-verify.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev-verify.x86_64-latest.args b/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev-verify.x86_64-latest.args
index 39d8c562c0..6dd5a6edd4 100644
--- a/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev-verify.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev-verify.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev-verify.xml b/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev-verify.xml
index 75c6c7f5f4..be58ccc1da 100644
--- a/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev-verify.xml
+++ b/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev-verify.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev.args b/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev.args
index f3dc5f5019..8e45fc5490 100644
--- a/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev.args
+++ b/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev.x86_64-latest.args b/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev.x86_64-latest.args
index 39d8c562c0..6dd5a6edd4 100644
--- a/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev.xml b/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev.xml
index 75c6c7f5f4..be58ccc1da 100644
--- a/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev.xml
+++ b/tests/qemuxml2argvdata/serial-tcp-tlsx509-chardev.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/serial-tcp-tlsx509-secret-chardev.args b/tests/qemuxml2argvdata/serial-tcp-tlsx509-secret-chardev.args
index 151629458b..23331ed1d4 100644
--- a/tests/qemuxml2argvdata/serial-tcp-tlsx509-secret-chardev.args
+++ b/tests/qemuxml2argvdata/serial-tcp-tlsx509-secret-chardev.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/serial-tcp-tlsx509-secret-chardev.x86_64-latest.args b/tests/qemuxml2argvdata/serial-tcp-tlsx509-secret-chardev.x86_64-latest.args
index 4f20639bcf..95b65ef110 100644
--- a/tests/qemuxml2argvdata/serial-tcp-tlsx509-secret-chardev.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/serial-tcp-tlsx509-secret-chardev.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/serial-tcp-tlsx509-secret-chardev.xml b/tests/qemuxml2argvdata/serial-tcp-tlsx509-secret-chardev.xml
index 670f282b84..8e44dea365 100644
--- a/tests/qemuxml2argvdata/serial-tcp-tlsx509-secret-chardev.xml
+++ b/tests/qemuxml2argvdata/serial-tcp-tlsx509-secret-chardev.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/serial-udp-chardev.args b/tests/qemuxml2argvdata/serial-udp-chardev.args
index 9d2f2e03e9..9e5e909881 100644
--- a/tests/qemuxml2argvdata/serial-udp-chardev.args
+++ b/tests/qemuxml2argvdata/serial-udp-chardev.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/serial-udp-chardev.x86_64-latest.args b/tests/qemuxml2argvdata/serial-udp-chardev.x86_64-latest.args
index 95e6e6ed90..1bdaca3a82 100644
--- a/tests/qemuxml2argvdata/serial-udp-chardev.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/serial-udp-chardev.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/serial-udp-chardev.xml b/tests/qemuxml2argvdata/serial-udp-chardev.xml
index 15f65fbe87..d89c604614 100644
--- a/tests/qemuxml2argvdata/serial-udp-chardev.xml
+++ b/tests/qemuxml2argvdata/serial-udp-chardev.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/serial-unix-chardev.args b/tests/qemuxml2argvdata/serial-unix-chardev.args
index 19731b02b2..6f533a991a 100644
--- a/tests/qemuxml2argvdata/serial-unix-chardev.args
+++ b/tests/qemuxml2argvdata/serial-unix-chardev.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/serial-unix-chardev.x86_64-latest.args b/tests/qemuxml2argvdata/serial-unix-chardev.x86_64-latest.args
index 1e3d5772b4..35c80b5614 100644
--- a/tests/qemuxml2argvdata/serial-unix-chardev.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/serial-unix-chardev.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/serial-unix-chardev.xml b/tests/qemuxml2argvdata/serial-unix-chardev.xml
index 18a7fac574..cc4105afd0 100644
--- a/tests/qemuxml2argvdata/serial-unix-chardev.xml
+++ b/tests/qemuxml2argvdata/serial-unix-chardev.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'/>
     <controller type='ide' index='0'/>
     <serial type='unix'>
diff --git a/tests/qemuxml2argvdata/serial-vc-chardev.args b/tests/qemuxml2argvdata/serial-vc-chardev.args
index d28a3eee47..65b1473c70 100644
--- a/tests/qemuxml2argvdata/serial-vc-chardev.args
+++ b/tests/qemuxml2argvdata/serial-vc-chardev.args
@@ -7,7 +7,7 @@ XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
 QEMU_AUDIO_DRV=none \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object secret,id=masterKey0,format=raw,file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
diff --git a/tests/qemuxml2argvdata/serial-vc-chardev.x86_64-latest.args b/tests/qemuxml2argvdata/serial-vc-chardev.x86_64-latest.args
index d15062b94f..4ce84670a0 100644
--- a/tests/qemuxml2argvdata/serial-vc-chardev.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/serial-vc-chardev.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/serial-vc-chardev.xml b/tests/qemuxml2argvdata/serial-vc-chardev.xml
index 9c056cb401..ebf841c3bc 100644
--- a/tests/qemuxml2argvdata/serial-vc-chardev.xml
+++ b/tests/qemuxml2argvdata/serial-vc-chardev.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/vhost-user-gpu-secondary.x86_64-latest.args b/tests/qemuxml2argvdata/vhost-user-gpu-secondary.x86_64-latest.args
index 43ae421715..054593d438 100644
--- a/tests/qemuxml2argvdata/vhost-user-gpu-secondary.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/vhost-user-gpu-secondary.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/vhost-user-gpu-secondary.xml b/tests/qemuxml2argvdata/vhost-user-gpu-secondary.xml
index f59bd7364c..1da3b239c9 100644
--- a/tests/qemuxml2argvdata/vhost-user-gpu-secondary.xml
+++ b/tests/qemuxml2argvdata/vhost-user-gpu-secondary.xml
@@ -14,7 +14,7 @@
       </numa>
   </cpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -22,7 +22,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/vhost-user-vga.x86_64-latest.args b/tests/qemuxml2argvdata/vhost-user-vga.x86_64-latest.args
index aa008ea129..6c838a1c69 100644
--- a/tests/qemuxml2argvdata/vhost-user-vga.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/vhost-user-vga.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/vhost-user-vga.xml b/tests/qemuxml2argvdata/vhost-user-vga.xml
index f5cf35d0ec..c8cac06a0e 100644
--- a/tests/qemuxml2argvdata/vhost-user-vga.xml
+++ b/tests/qemuxml2argvdata/vhost-user-vga.xml
@@ -14,7 +14,7 @@
     </numa>
   </cpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -22,7 +22,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/video-bochs-display-device.x86_64-latest.args b/tests/qemuxml2argvdata/video-bochs-display-device.x86_64-latest.args
index 012ef023e1..77ed20b2e6 100644
--- a/tests/qemuxml2argvdata/video-bochs-display-device.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/video-bochs-display-device.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/video-bochs-display-device.xml b/tests/qemuxml2argvdata/video-bochs-display-device.xml
index bf789566e4..b46aa310fe 100644
--- a/tests/qemuxml2argvdata/video-bochs-display-device.xml
+++ b/tests/qemuxml2argvdata/video-bochs-display-device.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>1048576</currentMemory>
   <vcpu>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='file' device='disk'>
       <driver name='qemu' type='qcow2' cache='none'/>
       <source file='/var/lib/libvirt/images/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/video-qxl-sec-device-vram64.x86_64-latest.args b/tests/qemuxml2argvdata/video-qxl-sec-device-vram64.x86_64-latest.args
index bcd2739c04..4aaedb252d 100644
--- a/tests/qemuxml2argvdata/video-qxl-sec-device-vram64.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/video-qxl-sec-device-vram64.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/video-qxl-sec-device-vram64.xml b/tests/qemuxml2argvdata/video-qxl-sec-device-vram64.xml
index 50ac972e1a..491b7fb268 100644
--- a/tests/qemuxml2argvdata/video-qxl-sec-device-vram64.xml
+++ b/tests/qemuxml2argvdata/video-qxl-sec-device-vram64.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>1048576</currentMemory>
   <vcpu>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='ide' index='0'/>
     <video>
       <model type='qxl' heads='1'/>
diff --git a/tests/qemuxml2argvdata/video-ramfb-display-device-pci-address.xml b/tests/qemuxml2argvdata/video-ramfb-display-device-pci-address.xml
index db110560ac..5fc9f8d882 100644
--- a/tests/qemuxml2argvdata/video-ramfb-display-device-pci-address.xml
+++ b/tests/qemuxml2argvdata/video-ramfb-display-device-pci-address.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>1048576</currentMemory>
   <vcpu>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='file' device='disk'>
       <driver name='qemu' type='qcow2' cache='none'/>
       <source file='/var/lib/libvirt/images/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/video-ramfb-display-device.x86_64-latest.args b/tests/qemuxml2argvdata/video-ramfb-display-device.x86_64-latest.args
index 061f89a4f3..714f9d52e3 100644
--- a/tests/qemuxml2argvdata/video-ramfb-display-device.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/video-ramfb-display-device.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/video-ramfb-display-device.xml b/tests/qemuxml2argvdata/video-ramfb-display-device.xml
index ad1c35e491..f74710044f 100644
--- a/tests/qemuxml2argvdata/video-ramfb-display-device.xml
+++ b/tests/qemuxml2argvdata/video-ramfb-display-device.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>1048576</currentMemory>
   <vcpu>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='file' device='disk'>
       <driver name='qemu' type='qcow2' cache='none'/>
       <source file='/var/lib/libvirt/images/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvdata/watchdog-device.x86_64-latest.args b/tests/qemuxml2argvdata/watchdog-device.x86_64-latest.args
index 8d58f1d647..4de1147e9d 100644
--- a/tests/qemuxml2argvdata/watchdog-device.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/watchdog-device.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/watchdog-device.xml b/tests/qemuxml2argvdata/watchdog-device.xml
index 490f11a5b5..910146a429 100644
--- a/tests/qemuxml2argvdata/watchdog-device.xml
+++ b/tests/qemuxml2argvdata/watchdog-device.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/watchdog-dump.x86_64-latest.args b/tests/qemuxml2argvdata/watchdog-dump.x86_64-latest.args
index 0ccb818c4e..7329462f1d 100644
--- a/tests/qemuxml2argvdata/watchdog-dump.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/watchdog-dump.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/watchdog-dump.xml b/tests/qemuxml2argvdata/watchdog-dump.xml
index f2d3db7788..c5362c1fef 100644
--- a/tests/qemuxml2argvdata/watchdog-dump.xml
+++ b/tests/qemuxml2argvdata/watchdog-dump.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/watchdog-injectnmi.x86_64-latest.args b/tests/qemuxml2argvdata/watchdog-injectnmi.x86_64-latest.args
index 157c8da100..ef2fb6e573 100644
--- a/tests/qemuxml2argvdata/watchdog-injectnmi.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/watchdog-injectnmi.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/watchdog-injectnmi.xml b/tests/qemuxml2argvdata/watchdog-injectnmi.xml
index ea33be583b..bec95d8953 100644
--- a/tests/qemuxml2argvdata/watchdog-injectnmi.xml
+++ b/tests/qemuxml2argvdata/watchdog-injectnmi.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <source dev='/dev/HostVG/QEMUGuest1'/>
       <target dev='hda' bus='ide'/>
diff --git a/tests/qemuxml2argvdata/watchdog.x86_64-latest.args b/tests/qemuxml2argvdata/watchdog.x86_64-latest.args
index d8b66053bf..a9718744f8 100644
--- a/tests/qemuxml2argvdata/watchdog.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/watchdog.x86_64-latest.args
@@ -6,7 +6,7 @@ LOGNAME=test \
 XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
 XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
 XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
-/usr/bin/qemu-system-i386 \
+/usr/bin/qemu-system-x86_64 \
 -name guest=QEMUGuest1,debug-threads=on \
 -S \
 -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
diff --git a/tests/qemuxml2argvdata/watchdog.xml b/tests/qemuxml2argvdata/watchdog.xml
index afeccbc58b..96f8a879bf 100644
--- a/tests/qemuxml2argvdata/watchdog.xml
+++ b/tests/qemuxml2argvdata/watchdog.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2xmloutdata/audio-default-nographics.x86_64-latest.xml b/tests/qemuxml2xmloutdata/audio-default-nographics.x86_64-latest.xml
index d9cadb1e45..e48452b186 100644
--- a/tests/qemuxml2xmloutdata/audio-default-nographics.x86_64-latest.xml
+++ b/tests/qemuxml2xmloutdata/audio-default-nographics.x86_64-latest.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='cdrom'/>
   </os>
   <cpu mode='custom' match='exact' check='none'>
@@ -16,7 +16,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/cdrom'/>
diff --git a/tests/qemuxml2xmloutdata/audio-default-sdl.x86_64-latest.xml b/tests/qemuxml2xmloutdata/audio-default-sdl.x86_64-latest.xml
index f02f1fff0c..6722fecae0 100644
--- a/tests/qemuxml2xmloutdata/audio-default-sdl.x86_64-latest.xml
+++ b/tests/qemuxml2xmloutdata/audio-default-sdl.x86_64-latest.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='cdrom'/>
   </os>
   <cpu mode='custom' match='exact' check='none'>
@@ -16,7 +16,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/cdrom'/>
diff --git a/tests/qemuxml2xmloutdata/audio-default-spice.x86_64-latest.xml b/tests/qemuxml2xmloutdata/audio-default-spice.x86_64-latest.xml
index 0ea615e4b1..e9cba5a772 100644
--- a/tests/qemuxml2xmloutdata/audio-default-spice.x86_64-latest.xml
+++ b/tests/qemuxml2xmloutdata/audio-default-spice.x86_64-latest.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='cdrom'/>
   </os>
   <cpu mode='custom' match='exact' check='none'>
@@ -16,7 +16,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/cdrom'/>
diff --git a/tests/qemuxml2xmloutdata/audio-default-vnc.x86_64-latest.xml b/tests/qemuxml2xmloutdata/audio-default-vnc.x86_64-latest.xml
index c898f4004f..c696c3991f 100644
--- a/tests/qemuxml2xmloutdata/audio-default-vnc.x86_64-latest.xml
+++ b/tests/qemuxml2xmloutdata/audio-default-vnc.x86_64-latest.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='cdrom'/>
   </os>
   <cpu mode='custom' match='exact' check='none'>
@@ -16,7 +16,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/cdrom'/>
diff --git a/tests/qemuxml2xmloutdata/console-compat-auto.xml b/tests/qemuxml2xmloutdata/console-compat-auto.xml
index 37336a15c7..19c72f811d 100644
--- a/tests/qemuxml2xmloutdata/console-compat-auto.xml
+++ b/tests/qemuxml2xmloutdata/console-compat-auto.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2xmloutdata/console-compat.xml b/tests/qemuxml2xmloutdata/console-compat.xml
index ee731bf1da..ffa6eda9c6 100644
--- a/tests/qemuxml2xmloutdata/console-compat.xml
+++ b/tests/qemuxml2xmloutdata/console-compat.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2xmloutdata/controller-virtio-scsi.xml b/tests/qemuxml2xmloutdata/controller-virtio-scsi.xml
index f25ec8ee54..feb3833fb4 100644
--- a/tests/qemuxml2xmloutdata/controller-virtio-scsi.xml
+++ b/tests/qemuxml2xmloutdata/controller-virtio-scsi.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>8</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2xmloutdata/disk-aio.xml b/tests/qemuxml2xmloutdata/disk-aio.xml
index a7fa648c2a..b65bb70589 100644
--- a/tests/qemuxml2xmloutdata/disk-aio.xml
+++ b/tests/qemuxml2xmloutdata/disk-aio.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='qcow2' cache='none' io='native'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2xmloutdata/disk-backing-chains-index-active.xml b/tests/qemuxml2xmloutdata/disk-backing-chains-index-active.xml
index c25bb7bb1a..ca7684d3b6 100644
--- a/tests/qemuxml2xmloutdata/disk-backing-chains-index-active.xml
+++ b/tests/qemuxml2xmloutdata/disk-backing-chains-index-active.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='network' device='disk'>
       <driver name='qemu' type='qcow2'/>
       <source protocol='gluster' name='Volume2/Image' index='2'>
diff --git a/tests/qemuxml2xmloutdata/disk-backing-chains-index-inactive.xml b/tests/qemuxml2xmloutdata/disk-backing-chains-index-inactive.xml
index 4e2da45733..74e7a74b48 100644
--- a/tests/qemuxml2xmloutdata/disk-backing-chains-index-inactive.xml
+++ b/tests/qemuxml2xmloutdata/disk-backing-chains-index-inactive.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='network' device='disk'>
       <driver name='qemu' type='qcow2'/>
       <source protocol='gluster' name='Volume2/Image'>
diff --git a/tests/qemuxml2xmloutdata/disk-backing-chains-noindex.xml b/tests/qemuxml2xmloutdata/disk-backing-chains-noindex.xml
index 4e2da45733..74e7a74b48 100644
--- a/tests/qemuxml2xmloutdata/disk-backing-chains-noindex.xml
+++ b/tests/qemuxml2xmloutdata/disk-backing-chains-noindex.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='network' device='disk'>
       <driver name='qemu' type='qcow2'/>
       <source protocol='gluster' name='Volume2/Image'>
diff --git a/tests/qemuxml2xmloutdata/disk-boot-cdrom.xml b/tests/qemuxml2xmloutdata/disk-boot-cdrom.xml
index fabd953ca3..329e29b8db 100644
--- a/tests/qemuxml2xmloutdata/disk-boot-cdrom.xml
+++ b/tests/qemuxml2xmloutdata/disk-boot-cdrom.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='cdrom'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2xmloutdata/disk-boot-disk.xml b/tests/qemuxml2xmloutdata/disk-boot-disk.xml
index 62e19edb3d..55e94633dd 100644
--- a/tests/qemuxml2xmloutdata/disk-boot-disk.xml
+++ b/tests/qemuxml2xmloutdata/disk-boot-disk.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2xmloutdata/disk-cdrom-bus-other.xml b/tests/qemuxml2xmloutdata/disk-cdrom-bus-other.xml
index 76621e1c1c..7ac0aef59b 100644
--- a/tests/qemuxml2xmloutdata/disk-cdrom-bus-other.xml
+++ b/tests/qemuxml2xmloutdata/disk-cdrom-bus-other.xml
@@ -6,7 +6,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -14,7 +14,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='file' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <source file='/root/boot.iso'/>
diff --git a/tests/qemuxml2xmloutdata/disk-cdrom-empty-network-invalid.x86_64-latest.xml b/tests/qemuxml2xmloutdata/disk-cdrom-empty-network-invalid.x86_64-latest.xml
index 1c8daede3c..6bb181d834 100644
--- a/tests/qemuxml2xmloutdata/disk-cdrom-empty-network-invalid.x86_64-latest.xml
+++ b/tests/qemuxml2xmloutdata/disk-cdrom-empty-network-invalid.x86_64-latest.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <cpu mode='custom' match='exact' check='none'>
@@ -16,7 +16,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='file' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <target dev='hdd' bus='ide'/>
diff --git a/tests/qemuxml2xmloutdata/disk-cdrom.xml b/tests/qemuxml2xmloutdata/disk-cdrom.xml
index c3ae560809..ff70ce4d97 100644
--- a/tests/qemuxml2xmloutdata/disk-cdrom.xml
+++ b/tests/qemuxml2xmloutdata/disk-cdrom.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/cdrom'/>
diff --git a/tests/qemuxml2xmloutdata/disk-error-policy.xml b/tests/qemuxml2xmloutdata/disk-error-policy.xml
index 03a093fe40..7cc5bd3ca5 100644
--- a/tests/qemuxml2xmloutdata/disk-error-policy.xml
+++ b/tests/qemuxml2xmloutdata/disk-error-policy.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='qcow2' cache='none' error_policy='stop'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2xmloutdata/disk-floppy.xml b/tests/qemuxml2xmloutdata/disk-floppy.xml
index 2242b38272..1599ad2180 100644
--- a/tests/qemuxml2xmloutdata/disk-floppy.xml
+++ b/tests/qemuxml2xmloutdata/disk-floppy.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2xmloutdata/disk-fmt-qcow.xml b/tests/qemuxml2xmloutdata/disk-fmt-qcow.xml
index 7c0023f748..b177021d61 100644
--- a/tests/qemuxml2xmloutdata/disk-fmt-qcow.xml
+++ b/tests/qemuxml2xmloutdata/disk-fmt-qcow.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='qcow2'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2xmloutdata/disk-metadata-cache.x86_64-latest.xml b/tests/qemuxml2xmloutdata/disk-metadata-cache.x86_64-latest.xml
index 64fc4f69e1..adc61472bc 100644
--- a/tests/qemuxml2xmloutdata/disk-metadata-cache.x86_64-latest.xml
+++ b/tests/qemuxml2xmloutdata/disk-metadata-cache.x86_64-latest.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <cpu mode='custom' match='exact' check='none'>
@@ -16,7 +16,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='file' device='disk'>
       <driver name='qemu' type='qcow2' cache='none'>
         <metadata_cache>
diff --git a/tests/qemuxml2xmloutdata/disk-network-gluster.xml b/tests/qemuxml2xmloutdata/disk-network-gluster.xml
index 7d8b531b96..4be82efe35 100644
--- a/tests/qemuxml2xmloutdata/disk-network-gluster.xml
+++ b/tests/qemuxml2xmloutdata/disk-network-gluster.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='network' device='disk'>
       <driver name='qemu' type='raw'/>
       <source protocol='gluster' name='Volume1/Image'>
diff --git a/tests/qemuxml2xmloutdata/disk-network-iscsi.xml b/tests/qemuxml2xmloutdata/disk-network-iscsi.xml
index d7e1b9ffff..130c635cdf 100644
--- a/tests/qemuxml2xmloutdata/disk-network-iscsi.xml
+++ b/tests/qemuxml2xmloutdata/disk-network-iscsi.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='network' device='disk'>
       <driver name='qemu' type='raw'/>
       <source protocol='iscsi' name='iqn.1992-01.com.example/0'>
diff --git a/tests/qemuxml2xmloutdata/disk-network-nbd.xml b/tests/qemuxml2xmloutdata/disk-network-nbd.xml
index 50e9f0b5bb..f8dcca4bab 100644
--- a/tests/qemuxml2xmloutdata/disk-network-nbd.xml
+++ b/tests/qemuxml2xmloutdata/disk-network-nbd.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='network' device='disk'>
       <driver name='qemu' type='raw'/>
       <source protocol='nbd'>
diff --git a/tests/qemuxml2xmloutdata/disk-network-nfs-inactive.x86_64-latest.xml b/tests/qemuxml2xmloutdata/disk-network-nfs-inactive.x86_64-latest.xml
index aeb073dc3b..19e269c531 100644
--- a/tests/qemuxml2xmloutdata/disk-network-nfs-inactive.x86_64-latest.xml
+++ b/tests/qemuxml2xmloutdata/disk-network-nfs-inactive.x86_64-latest.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <cpu mode='custom' match='exact' check='none'>
diff --git a/tests/qemuxml2xmloutdata/disk-network-nfs.x86_64-latest.xml b/tests/qemuxml2xmloutdata/disk-network-nfs.x86_64-latest.xml
index 2916df8e0a..51b09b836d 100644
--- a/tests/qemuxml2xmloutdata/disk-network-nfs.x86_64-latest.xml
+++ b/tests/qemuxml2xmloutdata/disk-network-nfs.x86_64-latest.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <cpu mode='custom' match='exact' check='none'>
diff --git a/tests/qemuxml2xmloutdata/disk-network-rbd.xml b/tests/qemuxml2xmloutdata/disk-network-rbd.xml
index 1ded5fac79..a8faca96ac 100644
--- a/tests/qemuxml2xmloutdata/disk-network-rbd.xml
+++ b/tests/qemuxml2xmloutdata/disk-network-rbd.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='network' device='disk'>
       <driver name='qemu' type='raw'/>
       <source protocol='rbd' name='pool/image'>
diff --git a/tests/qemuxml2xmloutdata/disk-network-sheepdog.xml b/tests/qemuxml2xmloutdata/disk-network-sheepdog.xml
index 1beaa36bc2..a36215b8df 100644
--- a/tests/qemuxml2xmloutdata/disk-network-sheepdog.xml
+++ b/tests/qemuxml2xmloutdata/disk-network-sheepdog.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMU,Guest,,1'/>
diff --git a/tests/qemuxml2xmloutdata/disk-network-source-auth.xml b/tests/qemuxml2xmloutdata/disk-network-source-auth.xml
index 3e829497c2..13ebb1d5d7 100644
--- a/tests/qemuxml2xmloutdata/disk-network-source-auth.xml
+++ b/tests/qemuxml2xmloutdata/disk-network-source-auth.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='network' device='disk'>
       <driver name='qemu' type='raw'/>
       <source protocol='iscsi' name='iqn.1992-01.com.example:storage/1'>
diff --git a/tests/qemuxml2xmloutdata/disk-network-tlsx509-nbd.xml b/tests/qemuxml2xmloutdata/disk-network-tlsx509-nbd.xml
index dc2412c988..1810ed3505 100644
--- a/tests/qemuxml2xmloutdata/disk-network-tlsx509-nbd.xml
+++ b/tests/qemuxml2xmloutdata/disk-network-tlsx509-nbd.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
diff --git a/tests/qemuxml2xmloutdata/disk-network-tlsx509-vxhs.xml b/tests/qemuxml2xmloutdata/disk-network-tlsx509-vxhs.xml
index d6a3a8e61d..c2e3370bd3 100644
--- a/tests/qemuxml2xmloutdata/disk-network-tlsx509-vxhs.xml
+++ b/tests/qemuxml2xmloutdata/disk-network-tlsx509-vxhs.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
diff --git a/tests/qemuxml2xmloutdata/disk-rotation.x86_64-latest.xml b/tests/qemuxml2xmloutdata/disk-rotation.x86_64-latest.xml
index 2b639c87f9..d09be1fda7 100644
--- a/tests/qemuxml2xmloutdata/disk-rotation.x86_64-latest.xml
+++ b/tests/qemuxml2xmloutdata/disk-rotation.x86_64-latest.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>8</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <cpu mode='custom' match='exact' check='none'>
@@ -16,7 +16,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2xmloutdata/disk-scsi-device-auto.xml b/tests/qemuxml2xmloutdata/disk-scsi-device-auto.xml
index 24763b5326..0de1077ec1 100644
--- a/tests/qemuxml2xmloutdata/disk-scsi-device-auto.xml
+++ b/tests/qemuxml2xmloutdata/disk-scsi-device-auto.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2xmloutdata/disk-scsi-disk-vpd.xml b/tests/qemuxml2xmloutdata/disk-scsi-disk-vpd.xml
index 2f686d058c..34904ec156 100644
--- a/tests/qemuxml2xmloutdata/disk-scsi-disk-vpd.xml
+++ b/tests/qemuxml2xmloutdata/disk-scsi-disk-vpd.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='cdrom'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2xmloutdata/disk-scsi.x86_64-latest.xml b/tests/qemuxml2xmloutdata/disk-scsi.x86_64-latest.xml
index 0fa36082e7..3e645ea343 100644
--- a/tests/qemuxml2xmloutdata/disk-scsi.x86_64-latest.xml
+++ b/tests/qemuxml2xmloutdata/disk-scsi.x86_64-latest.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <cpu mode='custom' match='exact' check='none'>
@@ -16,7 +16,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2xmloutdata/disk-serial.xml b/tests/qemuxml2xmloutdata/disk-serial.xml
index 59fba995cd..e430a10a93 100644
--- a/tests/qemuxml2xmloutdata/disk-serial.xml
+++ b/tests/qemuxml2xmloutdata/disk-serial.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2xmloutdata/disk-slices.x86_64-latest.xml b/tests/qemuxml2xmloutdata/disk-slices.x86_64-latest.xml
index a058cbad61..ee860375c8 100644
--- a/tests/qemuxml2xmloutdata/disk-slices.x86_64-latest.xml
+++ b/tests/qemuxml2xmloutdata/disk-slices.x86_64-latest.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <cpu mode='custom' match='exact' check='none'>
@@ -16,7 +16,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='file' device='disk'>
       <driver name='qemu' type='raw'/>
       <source file='/var/lib/libvirt/images/raw.img'>
diff --git a/tests/qemuxml2xmloutdata/disk-source-pool-mode.xml b/tests/qemuxml2xmloutdata/disk-source-pool-mode.xml
index 1183171e54..c9b47a970e 100644
--- a/tests/qemuxml2xmloutdata/disk-source-pool-mode.xml
+++ b/tests/qemuxml2xmloutdata/disk-source-pool-mode.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='volume' device='cdrom'>
       <driver name='qemu'/>
       <source pool='pool-iscsi-auth' volume='unit:0:0:1' mode='host'>
diff --git a/tests/qemuxml2xmloutdata/disk-source-pool.xml b/tests/qemuxml2xmloutdata/disk-source-pool.xml
index ed00ceb16c..5d38f1286b 100644
--- a/tests/qemuxml2xmloutdata/disk-source-pool.xml
+++ b/tests/qemuxml2xmloutdata/disk-source-pool.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='volume' device='cdrom'>
       <driver name='qemu'/>
       <source pool='pool-disk' volume='block+cdrom'>
diff --git a/tests/qemuxml2xmloutdata/disk-transient.x86_64-latest.xml b/tests/qemuxml2xmloutdata/disk-transient.x86_64-latest.xml
index 988706002d..aab5894447 100644
--- a/tests/qemuxml2xmloutdata/disk-transient.x86_64-latest.xml
+++ b/tests/qemuxml2xmloutdata/disk-transient.x86_64-latest.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <cpu mode='custom' match='exact' check='none'>
@@ -16,7 +16,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='file' device='disk'>
       <driver name='qemu' type='qcow2' cache='none'/>
       <source file='/tmp/QEMUGuest2.img'/>
diff --git a/tests/qemuxml2xmloutdata/disk-usb-device.xml b/tests/qemuxml2xmloutdata/disk-usb-device.xml
index 6c6af0457b..e5517eefd9 100644
--- a/tests/qemuxml2xmloutdata/disk-usb-device.xml
+++ b/tests/qemuxml2xmloutdata/disk-usb-device.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2xmloutdata/disk-vhostuser.x86_64-latest.xml b/tests/qemuxml2xmloutdata/disk-vhostuser.x86_64-latest.xml
index b1df51570d..c64621fe93 100644
--- a/tests/qemuxml2xmloutdata/disk-vhostuser.x86_64-latest.xml
+++ b/tests/qemuxml2xmloutdata/disk-vhostuser.x86_64-latest.xml
@@ -9,7 +9,7 @@
   </memoryBacking>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
   </os>
   <cpu mode='custom' match='exact' check='none'>
     <model fallback='forbid'>qemu64</model>
diff --git a/tests/qemuxml2xmloutdata/disk-virtio.xml b/tests/qemuxml2xmloutdata/disk-virtio.xml
index ff72fb5375..b54c1915f7 100644
--- a/tests/qemuxml2xmloutdata/disk-virtio.xml
+++ b/tests/qemuxml2xmloutdata/disk-virtio.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2xmloutdata/encrypted-disk.xml b/tests/qemuxml2xmloutdata/encrypted-disk.xml
index e30c8a36e8..b840f35fa7 100644
--- a/tests/qemuxml2xmloutdata/encrypted-disk.xml
+++ b/tests/qemuxml2xmloutdata/encrypted-disk.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>524288</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='file' device='disk'>
       <driver name='qemu' type='qcow2'/>
       <source file='/storage/guest_disks/encryptdisk'/>
diff --git a/tests/qemuxml2xmloutdata/eoi-disabled.xml b/tests/qemuxml2xmloutdata/eoi-disabled.xml
index 12db838a06..93cd197364 100644
--- a/tests/qemuxml2xmloutdata/eoi-disabled.xml
+++ b/tests/qemuxml2xmloutdata/eoi-disabled.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>6</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='network'/>
   </os>
   <features>
@@ -18,7 +18,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x2'/>
     </controller>
diff --git a/tests/qemuxml2xmloutdata/eoi-enabled.xml b/tests/qemuxml2xmloutdata/eoi-enabled.xml
index 45c1a951bf..17f1fab061 100644
--- a/tests/qemuxml2xmloutdata/eoi-enabled.xml
+++ b/tests/qemuxml2xmloutdata/eoi-enabled.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>6</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='network'/>
   </os>
   <features>
@@ -18,7 +18,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x2'/>
     </controller>
diff --git a/tests/qemuxml2xmloutdata/floppy-drive-fat.xml b/tests/qemuxml2xmloutdata/floppy-drive-fat.xml
index f82570b81a..7b835b7269 100644
--- a/tests/qemuxml2xmloutdata/floppy-drive-fat.xml
+++ b/tests/qemuxml2xmloutdata/floppy-drive-fat.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='fd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='dir' device='floppy'>
       <driver name='qemu' type='fat'/>
       <source dir='/var/somefiles'/>
diff --git a/tests/qemuxml2xmloutdata/graphics-egl-headless-rendernode.xml b/tests/qemuxml2xmloutdata/graphics-egl-headless-rendernode.xml
index 8800d54008..c9e5c540df 100644
--- a/tests/qemuxml2xmloutdata/graphics-egl-headless-rendernode.xml
+++ b/tests/qemuxml2xmloutdata/graphics-egl-headless-rendernode.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2xmloutdata/graphics-spice-auto-socket-cfg.x86_64-latest.xml b/tests/qemuxml2xmloutdata/graphics-spice-auto-socket-cfg.x86_64-latest.xml
index c6e2db610e..1f99527c86 100644
--- a/tests/qemuxml2xmloutdata/graphics-spice-auto-socket-cfg.x86_64-latest.xml
+++ b/tests/qemuxml2xmloutdata/graphics-spice-auto-socket-cfg.x86_64-latest.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <cpu mode='custom' match='exact' check='none'>
@@ -16,7 +16,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0' model='piix3-uhci'>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x2'/>
     </controller>
diff --git a/tests/qemuxml2xmloutdata/graphics-spice-auto-socket.x86_64-latest.xml b/tests/qemuxml2xmloutdata/graphics-spice-auto-socket.x86_64-latest.xml
index 50386c74ce..6e990ab4e3 100644
--- a/tests/qemuxml2xmloutdata/graphics-spice-auto-socket.x86_64-latest.xml
+++ b/tests/qemuxml2xmloutdata/graphics-spice-auto-socket.x86_64-latest.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <cpu mode='custom' match='exact' check='none'>
@@ -16,7 +16,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0' model='piix3-uhci'>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x2'/>
     </controller>
diff --git a/tests/qemuxml2xmloutdata/graphics-spice-compression.x86_64-latest.xml b/tests/qemuxml2xmloutdata/graphics-spice-compression.x86_64-latest.xml
index 9903efc4ed..4adcd85e0b 100644
--- a/tests/qemuxml2xmloutdata/graphics-spice-compression.x86_64-latest.xml
+++ b/tests/qemuxml2xmloutdata/graphics-spice-compression.x86_64-latest.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <cpu mode='custom' match='exact' check='none'>
@@ -16,7 +16,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0' model='piix3-uhci'>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x2'/>
     </controller>
diff --git a/tests/qemuxml2xmloutdata/graphics-spice-egl-headless.x86_64-latest.xml b/tests/qemuxml2xmloutdata/graphics-spice-egl-headless.x86_64-latest.xml
index c9bab0de11..996c2f44fb 100644
--- a/tests/qemuxml2xmloutdata/graphics-spice-egl-headless.x86_64-latest.xml
+++ b/tests/qemuxml2xmloutdata/graphics-spice-egl-headless.x86_64-latest.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <cpu mode='custom' match='exact' check='none'>
@@ -16,7 +16,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0' model='piix3-uhci'>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x2'/>
     </controller>
diff --git a/tests/qemuxml2xmloutdata/graphics-spice-qxl-vga.x86_64-latest.xml b/tests/qemuxml2xmloutdata/graphics-spice-qxl-vga.x86_64-latest.xml
index cb687cf788..97c8f2f94d 100644
--- a/tests/qemuxml2xmloutdata/graphics-spice-qxl-vga.x86_64-latest.xml
+++ b/tests/qemuxml2xmloutdata/graphics-spice-qxl-vga.x86_64-latest.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <cpu mode='custom' match='exact' check='none'>
@@ -16,7 +16,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0' model='piix3-uhci'>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x2'/>
     </controller>
diff --git a/tests/qemuxml2xmloutdata/graphics-spice-socket.x86_64-latest.xml b/tests/qemuxml2xmloutdata/graphics-spice-socket.x86_64-latest.xml
index 0e34ab8551..4c3ea3479b 100644
--- a/tests/qemuxml2xmloutdata/graphics-spice-socket.x86_64-latest.xml
+++ b/tests/qemuxml2xmloutdata/graphics-spice-socket.x86_64-latest.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <cpu mode='custom' match='exact' check='none'>
@@ -16,7 +16,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0' model='piix3-uhci'>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x2'/>
     </controller>
diff --git a/tests/qemuxml2xmloutdata/graphics-spice-timeout.x86_64-latest.xml b/tests/qemuxml2xmloutdata/graphics-spice-timeout.x86_64-latest.xml
index 9e6782d00b..6f8a20950c 100644
--- a/tests/qemuxml2xmloutdata/graphics-spice-timeout.x86_64-latest.xml
+++ b/tests/qemuxml2xmloutdata/graphics-spice-timeout.x86_64-latest.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>1048576</currentMemory>
   <vcpu placement='static'>2</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='cdrom'/>
     <boot dev='hd'/>
     <bootmenu enable='yes'/>
@@ -38,7 +38,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>restart</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='ide' index='0'>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x1'/>
     </controller>
diff --git a/tests/qemuxml2xmloutdata/graphics-spice.x86_64-latest.xml b/tests/qemuxml2xmloutdata/graphics-spice.x86_64-latest.xml
index 31ce5c8d7d..45ee920d98 100644
--- a/tests/qemuxml2xmloutdata/graphics-spice.x86_64-latest.xml
+++ b/tests/qemuxml2xmloutdata/graphics-spice.x86_64-latest.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <cpu mode='custom' match='exact' check='none'>
@@ -16,7 +16,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0' model='piix3-uhci'>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x2'/>
     </controller>
diff --git a/tests/qemuxml2xmloutdata/graphics-vnc-auto-socket-cfg.xml b/tests/qemuxml2xmloutdata/graphics-vnc-auto-socket-cfg.xml
index 6d2fd39994..db38c535d1 100644
--- a/tests/qemuxml2xmloutdata/graphics-vnc-auto-socket-cfg.xml
+++ b/tests/qemuxml2xmloutdata/graphics-vnc-auto-socket-cfg.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2xmloutdata/graphics-vnc-auto-socket.xml b/tests/qemuxml2xmloutdata/graphics-vnc-auto-socket.xml
index ef63f11faf..383d00b05a 100644
--- a/tests/qemuxml2xmloutdata/graphics-vnc-auto-socket.xml
+++ b/tests/qemuxml2xmloutdata/graphics-vnc-auto-socket.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x2'/>
     </controller>
diff --git a/tests/qemuxml2xmloutdata/graphics-vnc-egl-headless.xml b/tests/qemuxml2xmloutdata/graphics-vnc-egl-headless.xml
index e4e5b70ac2..1e8a20146c 100644
--- a/tests/qemuxml2xmloutdata/graphics-vnc-egl-headless.xml
+++ b/tests/qemuxml2xmloutdata/graphics-vnc-egl-headless.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2xmloutdata/graphics-vnc-no-listen-attr.xml b/tests/qemuxml2xmloutdata/graphics-vnc-no-listen-attr.xml
index ef49c61c06..4a9e81b611 100644
--- a/tests/qemuxml2xmloutdata/graphics-vnc-no-listen-attr.xml
+++ b/tests/qemuxml2xmloutdata/graphics-vnc-no-listen-attr.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2xmloutdata/graphics-vnc-remove-generated-socket-active.xml b/tests/qemuxml2xmloutdata/graphics-vnc-remove-generated-socket-active.xml
index c3cd451bb5..c2c5a6daea 100644
--- a/tests/qemuxml2xmloutdata/graphics-vnc-remove-generated-socket-active.xml
+++ b/tests/qemuxml2xmloutdata/graphics-vnc-remove-generated-socket-active.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2xmloutdata/graphics-vnc-remove-generated-socket-inactive.xml b/tests/qemuxml2xmloutdata/graphics-vnc-remove-generated-socket-inactive.xml
index 6d2fd39994..db38c535d1 100644
--- a/tests/qemuxml2xmloutdata/graphics-vnc-remove-generated-socket-inactive.xml
+++ b/tests/qemuxml2xmloutdata/graphics-vnc-remove-generated-socket-inactive.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2xmloutdata/graphics-vnc-sasl.xml b/tests/qemuxml2xmloutdata/graphics-vnc-sasl.xml
index b2e6fa9961..98be9b48a5 100644
--- a/tests/qemuxml2xmloutdata/graphics-vnc-sasl.xml
+++ b/tests/qemuxml2xmloutdata/graphics-vnc-sasl.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2xmloutdata/graphics-vnc-socket.xml b/tests/qemuxml2xmloutdata/graphics-vnc-socket.xml
index ec4c08f627..e4a241b971 100644
--- a/tests/qemuxml2xmloutdata/graphics-vnc-socket.xml
+++ b/tests/qemuxml2xmloutdata/graphics-vnc-socket.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x2'/>
     </controller>
diff --git a/tests/qemuxml2xmloutdata/graphics-vnc-tls.xml b/tests/qemuxml2xmloutdata/graphics-vnc-tls.xml
index 7e4248c54d..1205cd22a4 100644
--- a/tests/qemuxml2xmloutdata/graphics-vnc-tls.xml
+++ b/tests/qemuxml2xmloutdata/graphics-vnc-tls.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x2'/>
     </controller>
diff --git a/tests/qemuxml2xmloutdata/graphics-vnc-websocket.xml b/tests/qemuxml2xmloutdata/graphics-vnc-websocket.xml
index cf0650496f..91b4f4fb32 100644
--- a/tests/qemuxml2xmloutdata/graphics-vnc-websocket.xml
+++ b/tests/qemuxml2xmloutdata/graphics-vnc-websocket.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x2'/>
     </controller>
diff --git a/tests/qemuxml2xmloutdata/graphics-vnc.xml b/tests/qemuxml2xmloutdata/graphics-vnc.xml
index ef49c61c06..4a9e81b611 100644
--- a/tests/qemuxml2xmloutdata/graphics-vnc.xml
+++ b/tests/qemuxml2xmloutdata/graphics-vnc.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2xmloutdata/hostdev-mdev-display-ramfb.x86_64-latest.xml b/tests/qemuxml2xmloutdata/hostdev-mdev-display-ramfb.x86_64-latest.xml
index a137bd387e..f0190d6b55 100644
--- a/tests/qemuxml2xmloutdata/hostdev-mdev-display-ramfb.x86_64-latest.xml
+++ b/tests/qemuxml2xmloutdata/hostdev-mdev-display-ramfb.x86_64-latest.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <cpu mode='custom' match='exact' check='none'>
@@ -16,7 +16,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0' model='piix3-uhci'>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x2'/>
     </controller>
diff --git a/tests/qemuxml2xmloutdata/hostdev-scsi-lsi.xml b/tests/qemuxml2xmloutdata/hostdev-scsi-lsi.xml
index ad6cbb07e1..cec2136da9 100644
--- a/tests/qemuxml2xmloutdata/hostdev-scsi-lsi.xml
+++ b/tests/qemuxml2xmloutdata/hostdev-scsi-lsi.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest2'/>
diff --git a/tests/qemuxml2xmloutdata/hostdev-scsi-virtio-scsi.xml b/tests/qemuxml2xmloutdata/hostdev-scsi-virtio-scsi.xml
index 97cb504116..2618216d81 100644
--- a/tests/qemuxml2xmloutdata/hostdev-scsi-virtio-scsi.xml
+++ b/tests/qemuxml2xmloutdata/hostdev-scsi-virtio-scsi.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest2'/>
diff --git a/tests/qemuxml2xmloutdata/hyperv-off.xml b/tests/qemuxml2xmloutdata/hyperv-off.xml
index 94288e2516..88e97c3de0 100644
--- a/tests/qemuxml2xmloutdata/hyperv-off.xml
+++ b/tests/qemuxml2xmloutdata/hyperv-off.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>6</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='network'/>
   </os>
   <features>
@@ -32,7 +32,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x2'/>
     </controller>
diff --git a/tests/qemuxml2xmloutdata/hyperv-panic.xml b/tests/qemuxml2xmloutdata/hyperv-panic.xml
index 0455937d51..5f7a097ac9 100644
--- a/tests/qemuxml2xmloutdata/hyperv-panic.xml
+++ b/tests/qemuxml2xmloutdata/hyperv-panic.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>6</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='network'/>
   </os>
   <features>
@@ -16,7 +16,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x2'/>
     </controller>
diff --git a/tests/qemuxml2xmloutdata/hyperv-passthrough.xml b/tests/qemuxml2xmloutdata/hyperv-passthrough.xml
index f833860997..de53cb9722 100644
--- a/tests/qemuxml2xmloutdata/hyperv-passthrough.xml
+++ b/tests/qemuxml2xmloutdata/hyperv-passthrough.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>6</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='network'/>
   </os>
   <features>
@@ -18,7 +18,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x2'/>
     </controller>
diff --git a/tests/qemuxml2xmloutdata/hyperv-stimer-direct.xml b/tests/qemuxml2xmloutdata/hyperv-stimer-direct.xml
index 3710191d75..d495193fad 100644
--- a/tests/qemuxml2xmloutdata/hyperv-stimer-direct.xml
+++ b/tests/qemuxml2xmloutdata/hyperv-stimer-direct.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>6</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='network'/>
   </os>
   <features>
@@ -23,7 +23,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x2'/>
     </controller>
diff --git a/tests/qemuxml2xmloutdata/hyperv.xml b/tests/qemuxml2xmloutdata/hyperv.xml
index 87f09257c7..e21c330767 100644
--- a/tests/qemuxml2xmloutdata/hyperv.xml
+++ b/tests/qemuxml2xmloutdata/hyperv.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>6</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='network'/>
   </os>
   <features>
@@ -32,7 +32,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x2'/>
     </controller>
diff --git a/tests/qemuxml2xmloutdata/iothreads-virtio-scsi-pci.xml b/tests/qemuxml2xmloutdata/iothreads-virtio-scsi-pci.xml
index 39b4b2b61a..b2c66ba9b8 100644
--- a/tests/qemuxml2xmloutdata/iothreads-virtio-scsi-pci.xml
+++ b/tests/qemuxml2xmloutdata/iothreads-virtio-scsi-pci.xml
@@ -6,7 +6,7 @@
   <vcpu placement='static'>2</vcpu>
   <iothreads>2</iothreads>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -14,7 +14,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2xmloutdata/misc-no-reboot.xml b/tests/qemuxml2xmloutdata/misc-no-reboot.xml
index c597ee4fd6..38bea7aa24 100644
--- a/tests/qemuxml2xmloutdata/misc-no-reboot.xml
+++ b/tests/qemuxml2xmloutdata/misc-no-reboot.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>destroy</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2xmloutdata/net-user.xml b/tests/qemuxml2xmloutdata/net-user.xml
index 856a4cea48..7c35a41709 100644
--- a/tests/qemuxml2xmloutdata/net-user.xml
+++ b/tests/qemuxml2xmloutdata/net-user.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2xmloutdata/net-vdpa.xml b/tests/qemuxml2xmloutdata/net-vdpa.xml
index b8e9da0020..0c7ff151d7 100644
--- a/tests/qemuxml2xmloutdata/net-vdpa.xml
+++ b/tests/qemuxml2xmloutdata/net-vdpa.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x2'/>
     </controller>
diff --git a/tests/qemuxml2xmloutdata/net-vhostuser.xml b/tests/qemuxml2xmloutdata/net-vhostuser.xml
index e2e2c2a34e..8081724535 100644
--- a/tests/qemuxml2xmloutdata/net-vhostuser.xml
+++ b/tests/qemuxml2xmloutdata/net-vhostuser.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x2'/>
     </controller>
diff --git a/tests/qemuxml2xmloutdata/panic-double.xml b/tests/qemuxml2xmloutdata/panic-double.xml
index 9cef24a5d1..f58633b341 100644
--- a/tests/qemuxml2xmloutdata/panic-double.xml
+++ b/tests/qemuxml2xmloutdata/panic-double.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>6</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='network'/>
   </os>
   <features>
@@ -16,7 +16,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x2'/>
     </controller>
diff --git a/tests/qemuxml2xmloutdata/panic-no-address.xml b/tests/qemuxml2xmloutdata/panic-no-address.xml
index b117b6cbeb..e85af86096 100644
--- a/tests/qemuxml2xmloutdata/panic-no-address.xml
+++ b/tests/qemuxml2xmloutdata/panic-no-address.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2xmloutdata/panic.xml b/tests/qemuxml2xmloutdata/panic.xml
index e71386a886..f78adc2816 100644
--- a/tests/qemuxml2xmloutdata/panic.xml
+++ b/tests/qemuxml2xmloutdata/panic.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2xmloutdata/pci-serial-dev-chardev.xml b/tests/qemuxml2xmloutdata/pci-serial-dev-chardev.xml
index 65d8f8d000..c730a67cec 100644
--- a/tests/qemuxml2xmloutdata/pci-serial-dev-chardev.xml
+++ b/tests/qemuxml2xmloutdata/pci-serial-dev-chardev.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2xmloutdata/pv-spinlock-disabled.xml b/tests/qemuxml2xmloutdata/pv-spinlock-disabled.xml
index 9a40b0b0b4..ec1f4b77bd 100644
--- a/tests/qemuxml2xmloutdata/pv-spinlock-disabled.xml
+++ b/tests/qemuxml2xmloutdata/pv-spinlock-disabled.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>6</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='network'/>
   </os>
   <features>
@@ -18,7 +18,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x2'/>
     </controller>
diff --git a/tests/qemuxml2xmloutdata/pv-spinlock-enabled.xml b/tests/qemuxml2xmloutdata/pv-spinlock-enabled.xml
index df14a1e1b0..c82d3af837 100644
--- a/tests/qemuxml2xmloutdata/pv-spinlock-enabled.xml
+++ b/tests/qemuxml2xmloutdata/pv-spinlock-enabled.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>6</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='network'/>
   </os>
   <features>
@@ -18,7 +18,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <controller type='usb' index='0'>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x2'/>
     </controller>
diff --git a/tests/qemuxml2xmloutdata/qemu-ns.x86_64-latest.xml b/tests/qemuxml2xmloutdata/qemu-ns.x86_64-latest.xml
index e655e87cbf..674525d033 100644
--- a/tests/qemuxml2xmloutdata/qemu-ns.x86_64-latest.xml
+++ b/tests/qemuxml2xmloutdata/qemu-ns.x86_64-latest.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <cpu mode='custom' match='exact' check='none'>
@@ -16,7 +16,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2xmloutdata/serial-spiceport-nospice.xml b/tests/qemuxml2xmloutdata/serial-spiceport-nospice.xml
index bee743c23a..bdc640be9e 100644
--- a/tests/qemuxml2xmloutdata/serial-spiceport-nospice.xml
+++ b/tests/qemuxml2xmloutdata/serial-spiceport-nospice.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2xmloutdata/serial-spiceport.xml b/tests/qemuxml2xmloutdata/serial-spiceport.xml
index ec76a3bff7..c8cf9a4de5 100644
--- a/tests/qemuxml2xmloutdata/serial-spiceport.xml
+++ b/tests/qemuxml2xmloutdata/serial-spiceport.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static' cpuset='1-4,8-20,525'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2xmloutdata/serial-tcp-tlsx509-chardev.xml b/tests/qemuxml2xmloutdata/serial-tcp-tlsx509-chardev.xml
index 7fde19f283..aefd3513ce 100644
--- a/tests/qemuxml2xmloutdata/serial-tcp-tlsx509-chardev.xml
+++ b/tests/qemuxml2xmloutdata/serial-tcp-tlsx509-chardev.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2xmloutdata/watchdog.xml b/tests/qemuxml2xmloutdata/watchdog.xml
index 2e89a54dea..1dde2ee700 100644
--- a/tests/qemuxml2xmloutdata/watchdog.xml
+++ b/tests/qemuxml2xmloutdata/watchdog.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='raw'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>