Message ID | 20230618215114.107337-3-pbonzini@redhat.com |
---|---|
State | New |
Headers | show |
Series | target/i386: add a few simple features | expand |
On 6/18/23 23:51, Paolo Bonzini wrote: > The AMD prefetch(w) instructions have not been deprecated together with the rest > of 3DNow!, and in fact are even supported by newer Intel processor. Mark them > as supported by TCG, as it supports all of 3DNow!. > > Signed-off-by: Paolo Bonzini<pbonzini@redhat.com> > --- > target/i386/cpu.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) Reviewed-by: Richard Henderson <richard.henderson@linaro.org> r~
diff --git a/target/i386/cpu.c b/target/i386/cpu.c index 1242bd541a5..ff3dcd02dcb 100644 --- a/target/i386/cpu.c +++ b/target/i386/cpu.c @@ -647,7 +647,8 @@ void x86_cpu_vendor_words2str(char *dst, uint32_t vendor1, CPUID_EXT2_3DNOW | CPUID_EXT2_3DNOWEXT | CPUID_EXT2_PDPE1GB | \ TCG_EXT2_X86_64_FEATURES) #define TCG_EXT3_FEATURES (CPUID_EXT3_LAHF_LM | CPUID_EXT3_SVM | \ - CPUID_EXT3_CR8LEG | CPUID_EXT3_ABM | CPUID_EXT3_SSE4A) + CPUID_EXT3_CR8LEG | CPUID_EXT3_ABM | CPUID_EXT3_SSE4A | \ + CPUID_EXT3_3DNOWPREFETCH) #define TCG_EXT4_FEATURES 0 #define TCG_SVM_FEATURES (CPUID_SVM_NPT | CPUID_SVM_VGIF | \ CPUID_SVM_SVME_ADDR_CHK)
The AMD prefetch(w) instructions have not been deprecated together with the rest of 3DNow!, and in fact are even supported by newer Intel processor. Mark them as supported by TCG, as it supports all of 3DNow!. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> --- target/i386/cpu.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)