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[Qemu-devel] [PULL 01/13] x86: add AVX512_VPOPCNTDQ features


From: Eduardo Habkost
Subject: [Qemu-devel] [PULL 01/13] x86: add AVX512_VPOPCNTDQ features
Date: Mon, 23 Jan 2017 21:27:26 -0200

From: He Chen <address@hidden>

AVX512_VPOPCNTDQ: Vector POPCNT instructions for word and qwords.
variable precision.

Signed-off-by: He Chen <address@hidden>
Message-Id: <address@hidden>
Reviewed-by: Eduardo Habkost <address@hidden>
Signed-off-by: Eduardo Habkost <address@hidden>
---
 target/i386/cpu.h | 1 +
 target/i386/cpu.c | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/target/i386/cpu.h b/target/i386/cpu.h
index 6c1902b36e..10c5a3538d 100644
--- a/target/i386/cpu.h
+++ b/target/i386/cpu.h
@@ -630,6 +630,7 @@ typedef uint32_t FeatureWordArray[FEATURE_WORDS];
 #define CPUID_7_0_ECX_UMIP     (1U << 2)
 #define CPUID_7_0_ECX_PKU      (1U << 3)
 #define CPUID_7_0_ECX_OSPKE    (1U << 4)
+#define CPUID_7_0_ECX_AVX512_VPOPCNTDQ (1U << 14) /* POPCNT for vectors of 
DW/QW */
 #define CPUID_7_0_ECX_LA57     (1U << 16)
 #define CPUID_7_0_ECX_RDPID    (1U << 22)
 
diff --git a/target/i386/cpu.c b/target/i386/cpu.c
index aba11ae171..b6c8c5d65b 100644
--- a/target/i386/cpu.c
+++ b/target/i386/cpu.c
@@ -435,7 +435,7 @@ static FeatureWordInfo feature_word_info[FEATURE_WORDS] = {
             NULL, "avx512vbmi", "umip", "pku",
             "ospke", NULL, NULL, NULL,
             NULL, NULL, NULL, NULL,
-            NULL, NULL, NULL, NULL,
+            NULL, NULL, "avx512-vpopcntdq", NULL,
             "la57", NULL, NULL, NULL,
             NULL, NULL, "rdpid", NULL,
             NULL, NULL, NULL, NULL,
-- 
2.11.0.259.g40922b1




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