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target/i386: add CPUID[EAX=7,ECX=0].ECX to DisasContext

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TCG will shortly implement VAES instructions, so add the relevant feature
word to the DisasContext.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2022-09-10 13:47:45 +02:00
parent 6ba13999be
commit 268dc4648f
1 changed files with 2 additions and 0 deletions
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target/i386/tcg/translate.c
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@ -116,6 +116,7 @@ typedef struct DisasContext {
int cpuid_ext2_features;
int cpuid_ext3_features;
int cpuid_7_0_ebx_features;
int cpuid_7_0_ecx_features;
int cpuid_xsave_features;
/* TCG local temps */
@ -8859,6 +8860,7 @@ static void i386_tr_init_disas_context(DisasContextBase *dcbase, CPUState *cpu)
dc->cpuid_ext2_features = env->features[FEAT_8000_0001_EDX];
dc->cpuid_ext3_features = env->features[FEAT_8000_0001_ECX];
dc->cpuid_7_0_ebx_features = env->features[FEAT_7_0_EBX];
dc->cpuid_7_0_ecx_features = env->features[FEAT_7_0_ECX];
dc->cpuid_xsave_features = env->features[FEAT_XSAVE];
dc->jmp_opt = !((cflags & CF_NO_GOTO_TB) ||
(flags & (HF_TF_MASK | HF_INHIBIT_IRQ_MASK)));