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[PULL,2/4] target-i386: Add more Intel AVX-512 instructions support

Message ID 1473105047-13083-3-git-send-email-ehabkost@redhat.com (mailing list archive)
State New, archived
Headers show

Commit Message

Eduardo Habkost Sept. 5, 2016, 7:50 p.m. UTC
From: Luwei Kang <luwei.kang@intel.com>

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: Luwei Kang <luwei.kang@intel.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
---
 target-i386/cpu.c | 14 +++++++++-----
 target-i386/cpu.h |  5 +++++
 2 files changed, 14 insertions(+), 5 deletions(-)
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Patch

diff --git a/target-i386/cpu.c b/target-i386/cpu.c
index 6a1afab..ec674dc 100644
--- a/target-i386/cpu.c
+++ b/target-i386/cpu.c
@@ -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,
diff --git a/target-i386/cpu.h b/target-i386/cpu.h
index 65615c0..cf14bcb 100644
--- a/target-i386/cpu.h
+++ b/target-i386/cpu.h
@@ -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)