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author | Paolo Bonzini <pbonzini@redhat.com> | 2016-06-17 17:47:13 +0200 |
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committer | Eduardo Habkost <ehabkost@redhat.com> | 2016-07-07 15:24:59 -0300 |
commit | 7eb24386dbfb0b66464c7f856c1074c606efccda (patch) | |
tree | 86d1471d205a480252c3a5a79dcdaea7d318fe40 /target-i386 | |
parent | fb02d56e96d553088c5b4267a3c954a3e952a50a (diff) | |
download | qemu-7eb24386dbfb0b66464c7f856c1074c606efccda.zip qemu-7eb24386dbfb0b66464c7f856c1074c606efccda.tar.gz qemu-7eb24386dbfb0b66464c7f856c1074c606efccda.tar.bz2 |
target-i386: TCG can support CPUID.07H:EBX.erms
ERMS just says "rep movsb" and "rep stosb" are fast. It does not
imply any new instruction, so we can support it easily.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Eduardo Habkost <ehabkost@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Diffstat (limited to 'target-i386')
-rw-r--r-- | target-i386/cpu.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/target-i386/cpu.c b/target-i386/cpu.c index 3bd3cfc..2227f22 100644 --- a/target-i386/cpu.c +++ b/target-i386/cpu.c @@ -358,10 +358,11 @@ static const char *cpuid_6_feature_name[] = { #define TCG_7_0_EBX_FEATURES (CPUID_7_0_EBX_SMEP | CPUID_7_0_EBX_SMAP | \ CPUID_7_0_EBX_BMI1 | CPUID_7_0_EBX_BMI2 | CPUID_7_0_EBX_ADX | \ CPUID_7_0_EBX_PCOMMIT | CPUID_7_0_EBX_CLFLUSHOPT | \ - CPUID_7_0_EBX_CLWB | CPUID_7_0_EBX_MPX | CPUID_7_0_EBX_FSGSBASE) + CPUID_7_0_EBX_CLWB | CPUID_7_0_EBX_MPX | CPUID_7_0_EBX_FSGSBASE | \ + CPUID_7_0_EBX_ERMS) /* missing: CPUID_7_0_EBX_HLE, CPUID_7_0_EBX_AVX2, - CPUID_7_0_EBX_ERMS, CPUID_7_0_EBX_INVPCID, CPUID_7_0_EBX_RTM, + CPUID_7_0_EBX_INVPCID, CPUID_7_0_EBX_RTM, CPUID_7_0_EBX_RDSEED */ #define TCG_7_0_ECX_FEATURES (CPUID_7_0_ECX_PKU | CPUID_7_0_ECX_OSPKE) #define TCG_APM_FEATURES 0 |