[4/5] <sys/platform/x86.h>: Add Intel HRESET support
Commit Message
Add Intel HRESET support to <sys/platform/x86.h>.
---
manual/platform.texi | 3 +++
sysdeps/x86/sys/platform/x86.h | 3 +++
sysdeps/x86/tst-get-cpu-features.c | 1 +
3 files changed, 7 insertions(+)
@@ -346,6 +346,9 @@ extensions.
@item
@code{HTT} -- Max APIC IDs reserved field is Valid.
+@item
+@code{HRESET} -- History reset.
+
@item
@code{HYBRID} -- Hybrid processor.
@@ -313,6 +313,7 @@ extern const struct cpu_features *__x86_get_cpu_features (unsigned int)
/* EAX. */
#define bit_cpu_AVX_VNNI (1u << 4)
#define bit_cpu_AVX512_BF16 (1u << 5)
+#define bit_cpu_HRESET (1u << 22)
/* COMMON_CPUID_INDEX_19. */
@@ -533,6 +534,7 @@ extern const struct cpu_features *__x86_get_cpu_features (unsigned int)
/* EAX. */
#define index_cpu_AVX_VNNI COMMON_CPUID_INDEX_7_ECX_1
#define index_cpu_AVX512_BF16 COMMON_CPUID_INDEX_7_ECX_1
+#define index_cpu_HRESET COMMON_CPUID_INDEX_7_ECX_1
/* COMMON_CPUID_INDEX_19. */
@@ -753,6 +755,7 @@ extern const struct cpu_features *__x86_get_cpu_features (unsigned int)
/* EAX. */
#define reg_AVX_VNNI eax
#define reg_AVX512_BF16 eax
+#define reg_HRESET eax
/* COMMON_CPUID_INDEX_19. */
@@ -223,6 +223,7 @@ do_test (void)
CHECK_CPU_FEATURE (WBNOINVD);
CHECK_CPU_FEATURE (AVX_VNNI);
CHECK_CPU_FEATURE (AVX512_BF16);
+ CHECK_CPU_FEATURE (HRESET);
CHECK_CPU_FEATURE (AESKLE);
CHECK_CPU_FEATURE (WIDE_KL);