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<sys/platform/x86.h>: Add AVX-NE-CONVERT support

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Add AVX-NE-CONVERT support to <sys/platform/x86.h>.
Reviewed-by: Noah Goldstein <goldstein.w.n@gmail.com>
This commit is contained in:
H.J. Lu 2023-04-05 09:21:42 -07:00
parent 4c120c88a6
commit 609b7b2d3c
5 changed files with 11 additions and 0 deletions
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3
manual/platform.texi
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@ -222,6 +222,9 @@ Leaf (EAX = 23H).
@item
@code{AVX_IFMA} -- The AVX-IFMA instruction extensions.
@item
@code{AVX_NE_CONVERT} -- The AVX-NE-CONVERT instruction extensions.
@item
@code{AVX_VNNI} -- The AVX-VNNI instruction extensions.

1
sysdeps/x86/bits/platform/x86.h
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@ -309,6 +309,7 @@ enum
+ cpuid_register_index_edx * 8 * sizeof (unsigned int)),
x86_cpu_AVX_VNNI_INT8 = x86_cpu_index_7_ecx_1_edx + 4,
x86_cpu_AVX_NE_CONVERT = x86_cpu_index_7_ecx_1_edx + 5,
x86_cpu_index_19_ebx
= (CPUID_INDEX_19 * 8 * 4 * sizeof (unsigned int)

2
sysdeps/x86/cpu-features.c
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@ -141,6 +141,8 @@ update_active (struct cpu_features *cpu_features)
}
/* Determine if AVX-IFMA is usable. */
CPU_FEATURE_SET_ACTIVE (cpu_features, AVX_IFMA);
/* Determine if AVX-NE-CONVERT is usable. */
CPU_FEATURE_SET_ACTIVE (cpu_features, AVX_NE_CONVERT);
/* Determine if AVX-VNNI is usable. */
CPU_FEATURE_SET_ACTIVE (cpu_features, AVX_VNNI);
/* Determine if AVX-VNNI-INT8 is usable. */

3
sysdeps/x86/include/cpu-features.h
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@ -316,6 +316,7 @@ enum
/* EDX. */
#define bit_cpu_AVX_VNNI_INT8 (1u << 4)
#define bit_cpu_AVX_NE_CONVERT (1u << 5)
/* CPUID_INDEX_19. */
@ -556,6 +557,7 @@ enum
#define index_cpu_AVX_IFMA CPUID_INDEX_7_ECX_1
#define index_cpu_LAM CPUID_INDEX_7_ECX_1
#define index_cpu_AVX_VNNI_INT8 CPUID_INDEX_7_ECX_1
#define index_cpu_AVX_NE_CONVERT CPUID_INDEX_7_ECX_1
/* CPUID_INDEX_19. */
@ -798,6 +800,7 @@ enum
/* EDX. */
#define reg_AVX_VNNI_INT8 edx
#define reg_AVX_NE_CONVERT edx
/* CPUID_INDEX_19. */

2
sysdeps/x86/tst-get-cpu-features.c
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@ -216,6 +216,7 @@ do_test (void)
CHECK_CPU_FEATURE_PRESENT (LAM);
CHECK_CPU_FEATURE_PRESENT (MSRLIST);
CHECK_CPU_FEATURE_PRESENT (AVX_VNNI_INT8);
CHECK_CPU_FEATURE_PRESENT (AVX_NE_CONVERT);
CHECK_CPU_FEATURE_PRESENT (AESKLE);
CHECK_CPU_FEATURE_PRESENT (WIDE_KL);
CHECK_CPU_FEATURE_PRESENT (PTWRITE);
@ -384,6 +385,7 @@ do_test (void)
CHECK_CPU_FEATURE_ACTIVE (AMX_FP16);
CHECK_CPU_FEATURE_ACTIVE (AVX_IFMA);
CHECK_CPU_FEATURE_ACTIVE (AVX_VNNI_INT8);
CHECK_CPU_FEATURE_ACTIVE (AVX_NE_CONVERT);
CHECK_CPU_FEATURE_ACTIVE (AESKLE);
CHECK_CPU_FEATURE_ACTIVE (WIDE_KL);
CHECK_CPU_FEATURE_ACTIVE (PTWRITE);