i386: Add macro for stibp

stibp feature is already added through the following commit.
0e89165829

Add a macro for it to allow CPU models to report it when host supports.

Backports commit 5af514d0cb314f43bc53f2aefb437f6451d64d0c from qemu
This commit is contained in:
Cathy Zhang 2020-01-14 07:57:08 -05:00 committed by Lioncash
parent 067a459774
commit 67b6034a0f

View file

@ -716,6 +716,8 @@ typedef uint32_t FeatureWordArray[FEATURE_WORDS];
#define CPUID_7_0_EDX_AVX512_4FMAPS (1U << 3)
/* Speculation Control */
#define CPUID_7_0_EDX_SPEC_CTRL (1U << 26)
/* Single Thread Indirect Branch Predictors */
#define CPUID_7_0_EDX_STIBP (1U << 27)
/* Arch Capabilities */
#define CPUID_7_0_EDX_ARCH_CAPABILITIES (1U << 29)
/* Core Capability */