cpu: Add cpu test cases for PPC CPU driver.

This patch is to add cpu test casses for PPC CPU driver.
Signed-off-by: NLi Zhang <zhlcindy@linux.vnet.ibm.com>

tests/cputest.c

@@ -493,6 +493,7 @@ cpuTestRun(const char *name, const struct data *data)
 static const char *model486[]   = { "486" };
 static const char *nomodel[]    = { "nomodel" };
 static const char *models[]     = { "qemu64", "core2duo", "Nehalem" };
+static const char *ppc_models[]     = { "POWER7", "POWER7_v2.1", "POWER8_v1.0"};
 
 static int
 mymain(void)
@@ -584,6 +585,9 @@ mymain(void)
     DO_TEST_COMPARE("x86", "host-worse", "nehalem-force", VIR_CPU_COMPARE_IDENTICAL);
     DO_TEST_COMPARE("x86", "host-SandyBridge", "exact-force-Haswell", VIR_CPU_COMPARE_IDENTICAL);
 
+    DO_TEST_COMPARE("ppc64", "host", "strict", VIR_CPU_COMPARE_IDENTICAL);
+    DO_TEST_COMPARE("ppc64", "host", "exact", VIR_CPU_COMPARE_INCOMPATIBLE);
+
     /* guest updates for migration
      * automatically compares host CPU with the result */
     DO_TEST_UPDATE("x86", "host", "min", VIR_CPU_COMPARE_IDENTICAL);
@@ -601,6 +605,8 @@ mymain(void)
     DO_TEST_BASELINE("x86", "2", 0, 0);
     DO_TEST_BASELINE("x86", "3", VIR_CONNECT_BASELINE_CPU_EXPAND_FEATURES, 0);
 
+    DO_TEST_BASELINE("ppc64", "incompatible-vendors", 0, -1);
+    DO_TEST_BASELINE("ppc64", "no-vendor", 0, 0);
     /* CPU features */
     DO_TEST_HASFEATURE("x86", "host", "vmx", YES);
     DO_TEST_HASFEATURE("x86", "host", "lm", YES);
@@ -627,6 +633,9 @@ mymain(void)
     DO_TEST_GUESTDATA("x86", "host", "host+host-model-nofallback",
                       models, "Penryn", -1);
 
+    DO_TEST_GUESTDATA("ppc64", "host", "guest", ppc_models, NULL, 0);
+    DO_TEST_GUESTDATA("ppc64", "host", "guest-nofallback", ppc_models, "POWER7_v2.1", -1);
+
     VIR_FREE(map);
     return ret == 0 ? EXIT_SUCCESS : EXIT_FAILURE;
 }

tests/cputestdata/ppc64-baseline-1-result.xml

+<cpu mode='custom' match='exact'>
+  <model fallback='allow'>POWER7+_v2.1</model>
+</cpu>

tests/cputestdata/ppc64-baseline-incompatible-vendors.xml

+<cpuTest>
+<cpu>
+  <arch>ppc64</arch>
+  <model>POWER7+_v2.1</model>
+  <vendor>Intel</vendor>
+  <topology sockets='2' cores='4' threads='1'/>
+</cpu>
+<cpu>
+  <arch>ppc64</arch>
+  <model>POWER8_v1.0</model>
+  <vendor>Intel</vendor>
+  <topology sockets='1' cores='1' threads='1'/>
+</cpu>
+</cpuTest>

tests/cputestdata/ppc64-baseline-no-vendor-result.xml

+<cpu mode='custom' match='exact'>
+  <model fallback='allow'>POWER7_v2.3</model>
+</cpu>

tests/cputestdata/ppc64-baseline-no-vendor.xml

+<cpuTest>
+<cpu>
+  <arch>ppc64</arch>
+  <model>POWER7_v2.3</model>
+  <topology sockets='2' cores='4' threads='1'/>
+</cpu>
+</cpuTest>

tests/cputestdata/ppc64-exact.xml

+<cpu match='exact'>
+  <model>POWER8_v1.0</model>
+</cpu>

tests/cputestdata/ppc64-guest-nofallback.xml

+<cpu match='exact'>
+  <model fallback='forbid'>POWER7_v2.1</model>
+  <topology sockets='2' cores='4' threads='1'/>
+</cpu>

tests/cputestdata/ppc64-guest.xml

+<cpu match='exact'>
+  <model>POWER8_v1.0</model>
+  <topology sockets='2' cores='4' threads='1'/>
+</cpu>

tests/cputestdata/ppc64-host+guest,ppc_models-result.xml

+<cpu mode='custom' match='exact'>
+  <arch>ppc64</arch>
+  <model fallback='allow'>POWER8_v1.0</model>
+  <vendor>IBM</vendor>
+</cpu>

tests/cputestdata/ppc64-host+guest-nofallback,ppc_models,POWER7_v2.1-result.xml

+<cpu mode='custom' match='exact'>
+  <arch>ppc64</arch>
+  <model fallback='forbid'>POWER7_v2.1</model>
+  <vendor>IBM</vendor>
+</cpu>

tests/cputestdata/ppc64-host.xml

+<cpu>
+  <arch>ppc64</arch>
+  <model>POWER7_v2.3</model>
+  <vendor>IBM</vendor>
+  <topology sockets='1' cores='64' threads='1'/>
+</cpu>

tests/cputestdata/ppc64-strict.xml

+<cpu match='exact'>
+  <model>POWER7_v2.3</model>
+</cpu>

tests/qemuxml2argvdata/qemuxml2argv-pseries-cpu-exact.args

+LC_ALL=C PATH=/bin HOME=/home/test USER=test LOGNAME=test \
+/usr/bin/qemu-system-ppc64 -S -M pseries -cpu POWER7_v2.3 -m 512 -smp 1 -nographic \
+-nodefconfig -nodefaults \
+-chardev socket,id=charmonitor,path=/tmp/test-monitor,server,nowait \
+-mon chardev=charmonitor,id=monitor,mode=readline -no-acpi -boot c -usb \
+-chardev pty,id=charserial0 \
+-device spapr-vty,chardev=charserial0,reg=0x30000000

tests/qemuxml2argvdata/qemuxml2argv-pseries-cpu-exact.xml

+<domain type='qemu'>
+  <name>QEMUGuest1</name>
+  <uuid>1ccfd97d-5eb4-478a-bbe6-88d254c16db7</uuid>
+  <memory unit='KiB'>524288</memory>
+  <vcpu placement='static'>1</vcpu>
+  <os>
+    <type arch='ppc64' machine='pseries'>hvm</type>
+  </os>
+  <cpu match='exact'>
+    <model>POWER7_v2.3</model>
+    <vendor>IBM</vendor>
+  </cpu>
+  <clock offset='utc'/>
+  <devices>
+    <emulator>/usr/bin/qemu-system-ppc64</emulator>
+    <console type='pty'>
+      <address type="spapr-vio"/>
+    </console>
+    <memballoon model="none"/>
+  </devices>
+</domain>

tests/qemuxml2argvtest.c

@@ -954,6 +954,7 @@ mymain(void)
     DO_TEST_ERROR("pseries-vio-address-clash", QEMU_CAPS_DRIVE,
             QEMU_CAPS_CHARDEV, QEMU_CAPS_DEVICE, QEMU_CAPS_NODEFCONFIG);
     DO_TEST("pseries-nvram", QEMU_CAPS_DEVICE_NVRAM);
+    DO_TEST_FAILURE("pseries-cpu-exact", QEMU_CAPS_CHARDEV, QEMU_CAPS_DEVICE, QEMU_CAPS_NODEFCONFIG);
     DO_TEST("disk-ide-drive-split",
             QEMU_CAPS_DRIVE, QEMU_CAPS_DEVICE, QEMU_CAPS_NODEFCONFIG,
             QEMU_CAPS_IDE_CD);