Commit cc728d14 authored by Luwei Kang's avatar Luwei Kang Committed by Eduardo Habkost
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target-i386: Add more Intel AVX-512 instructions support 

Add more AVX512 feature bits, include AVX512DQ, AVX512IFMA,
AVX512BW, AVX512VL, AVX512VBMI. Its spec can be found at:
https://software.intel.com/sites/default/files/managed/b4/3a/319433-024.pdf



Signed-off-by: default avatarLuwei Kang <luwei.kang@intel.com>
Signed-off-by: default avatarEduardo Habkost <ehabkost@redhat.com>
parent 630eb0fa

target-i386/cpu.c

+9 −5
Original line number Diff line number Diff line
@@ -298,14 +298,18 @@ static const char *svm_feature_name[] = { 
};



static const char *cpuid_7_0_ebx_feature_name[] = {

    "fsgsbase", "tsc_adjust", NULL, "bmi1", "hle", "avx2", NULL, "smep",

    "bmi2", "erms", "invpcid", "rtm", NULL, NULL, "mpx", NULL,

    "avx512f", NULL, "rdseed", "adx", "smap", NULL, "pcommit", "clflushopt",

    "clwb", NULL, "avx512pf", "avx512er", "avx512cd", NULL, NULL, NULL,

    "fsgsbase", "tsc_adjust", NULL, "bmi1",

    "hle", "avx2", NULL, "smep",

    "bmi2", "erms", "invpcid", "rtm",

    NULL, NULL, "mpx", NULL,

    "avx512f", "avx512dq", "rdseed", "adx",

    "smap", "avx512ifma", "pcommit", "clflushopt",

    "clwb", NULL, "avx512pf", "avx512er",

    "avx512cd", NULL, "avx512bw", "avx512vl",

};



static const char *cpuid_7_0_ecx_feature_name[] = {

    NULL, NULL, "umip", "pku",

    NULL, "avx512vbmi", "umip", "pku",

    "ospke", NULL, NULL, NULL,

    NULL, NULL, NULL, NULL,

    NULL, NULL, NULL, NULL,

target-i386/cpu.h

+5 −0
Original line number Diff line number Diff line
@@ -606,16 +606,21 @@ typedef uint32_t FeatureWordArray[FEATURE_WORDS]; 
#define CPUID_7_0_EBX_RTM      (1U << 11)

#define CPUID_7_0_EBX_MPX      (1U << 14)

#define CPUID_7_0_EBX_AVX512F  (1U << 16) /* AVX-512 Foundation */

#define CPUID_7_0_EBX_AVX512DQ (1U << 17) /* AVX-512 Doubleword & Quadword Instrs */

#define CPUID_7_0_EBX_RDSEED   (1U << 18)

#define CPUID_7_0_EBX_ADX      (1U << 19)

#define CPUID_7_0_EBX_SMAP     (1U << 20)

#define CPUID_7_0_EBX_AVX512IFMA (1U << 21) /* AVX-512 Integer Fused Multiply Add */

#define CPUID_7_0_EBX_PCOMMIT  (1U << 22) /* Persistent Commit */

#define CPUID_7_0_EBX_CLFLUSHOPT (1U << 23) /* Flush a Cache Line Optimized */

#define CPUID_7_0_EBX_CLWB     (1U << 24) /* Cache Line Write Back */

#define CPUID_7_0_EBX_AVX512PF (1U << 26) /* AVX-512 Prefetch */

#define CPUID_7_0_EBX_AVX512ER (1U << 27) /* AVX-512 Exponential and Reciprocal */

#define CPUID_7_0_EBX_AVX512CD (1U << 28) /* AVX-512 Conflict Detection */

#define CPUID_7_0_EBX_AVX512BW (1U << 30) /* AVX-512 Byte and Word Instructions */

#define CPUID_7_0_EBX_AVX512VL (1U << 31) /* AVX-512 Vector Length Extensions */



#define CPUID_7_0_ECX_VBMI     (1U << 1)  /* AVX-512 Vector Byte Manipulation Instrs */

#define CPUID_7_0_ECX_UMIP     (1U << 2)

#define CPUID_7_0_ECX_PKU      (1U << 3)

#define CPUID_7_0_ECX_OSPKE    (1U << 4)