commit 7674695cf7e28528be7243ceb30c9a600bbaa7b5 Author: H.J. Lu Date: Thu Oct 8 08:19:15 2020 -0700 : Add Intel UINTR support Add Intel UINTR support to . diff --git a/manual/platform.texi b/manual/platform.texi index 95b0ed0642c9f8a9..0dd12a4353a93bf2 100644 --- a/manual/platform.texi +++ b/manual/platform.texi @@ -583,6 +583,9 @@ using a TSC deadline value. @item @code{TSXLDTRK} -- TSXLDTRK instructions. +@item +@code{UINTR} -- User interrupts. + @item @code{UMIP} -- User-mode instruction prevention. diff --git a/sysdeps/x86/sys/platform/x86.h b/sysdeps/x86/sys/platform/x86.h index bcc81ab5f8ac8265..2760b81a56e6c7d7 100644 --- a/sysdeps/x86/sys/platform/x86.h +++ b/sysdeps/x86/sys/platform/x86.h @@ -241,7 +241,7 @@ extern const struct cpu_features *__x86_get_cpu_features (unsigned int) #define bit_cpu_AVX512_4VNNIW (1u << 2) #define bit_cpu_AVX512_4FMAPS (1u << 3) #define bit_cpu_FSRM (1u << 4) -#define bit_cpu_INDEX_7_EDX_5 (1u << 5) +#define bit_cpu_UINTR (1u << 5) #define bit_cpu_INDEX_7_EDX_6 (1u << 6) #define bit_cpu_INDEX_7_EDX_7 (1u << 7) #define bit_cpu_AVX512_VP2INTERSECT (1u << 8) @@ -460,7 +460,7 @@ extern const struct cpu_features *__x86_get_cpu_features (unsigned int) #define index_cpu_AVX512_4VNNIW COMMON_CPUID_INDEX_7 #define index_cpu_AVX512_4FMAPS COMMON_CPUID_INDEX_7 #define index_cpu_FSRM COMMON_CPUID_INDEX_7 -#define index_cpu_INDEX_7_EDX_5 COMMON_CPUID_INDEX_7 +#define index_cpu_UINTR COMMON_CPUID_INDEX_7 #define index_cpu_INDEX_7_EDX_6 COMMON_CPUID_INDEX_7 #define index_cpu_INDEX_7_EDX_7 COMMON_CPUID_INDEX_7 #define index_cpu_AVX512_VP2INTERSECT COMMON_CPUID_INDEX_7 @@ -679,7 +679,7 @@ extern const struct cpu_features *__x86_get_cpu_features (unsigned int) #define reg_AVX512_4VNNIW edx #define reg_AVX512_4FMAPS edx #define reg_FSRM edx -#define reg_INDEX_7_EDX_5 edx +#define reg_UINTR edx #define reg_INDEX_7_EDX_6 edx #define reg_INDEX_7_EDX_7 edx #define reg_AVX512_VP2INTERSECT edx diff --git a/sysdeps/x86/tst-get-cpu-features.c b/sysdeps/x86/tst-get-cpu-features.c index 3ec94e0c9a191f36..6fa092a8c10486a0 100644 --- a/sysdeps/x86/tst-get-cpu-features.c +++ b/sysdeps/x86/tst-get-cpu-features.c @@ -180,6 +180,7 @@ do_test (void) CHECK_CPU_FEATURE (AVX512_4VNNIW); CHECK_CPU_FEATURE (AVX512_4FMAPS); CHECK_CPU_FEATURE (FSRM); + CHECK_CPU_FEATURE (UINTR); CHECK_CPU_FEATURE (AVX512_VP2INTERSECT); CHECK_CPU_FEATURE (MD_CLEAR); CHECK_CPU_FEATURE (SERIALIZE);