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Diffstat (limited to 'target-i386/cpu.c')
-rw-r--r--target-i386/cpu.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/target-i386/cpu.c b/target-i386/cpu.c
index 9f2adad805..0f924696f9 100644
--- a/target-i386/cpu.c
+++ b/target-i386/cpu.c
@@ -152,8 +152,10 @@ static const char *cpuid_7_0_ebx_feature_name[] = {
typedef struct FeatureWordInfo {
const char **feat_names;
- uint32_t cpuid_eax; /* Input EAX for CPUID */
- int cpuid_reg; /* R_* register constant */
+ uint32_t cpuid_eax; /* Input EAX for CPUID */
+ bool cpuid_needs_ecx; /* CPUID instruction uses ECX as input */
+ uint32_t cpuid_ecx; /* Input ECX value for CPUID */
+ int cpuid_reg; /* output register (R_* constant) */
} FeatureWordInfo;
static FeatureWordInfo feature_word_info[FEATURE_WORDS] = {
@@ -187,7 +189,9 @@ static FeatureWordInfo feature_word_info[FEATURE_WORDS] = {
},
[FEAT_7_0_EBX] = {
.feat_names = cpuid_7_0_ebx_feature_name,
- .cpuid_eax = 7, .cpuid_reg = R_EBX,
+ .cpuid_eax = 7,
+ .cpuid_needs_ecx = true, .cpuid_ecx = 0,
+ .cpuid_reg = R_EBX,
},
};