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[PATCH v5 2/2] target/i386: drop the duplicated definition of cpuid AVX512_VBMI macro

Tao Xu posted 2 patches 6 years, 4 months ago
Maintainers: Eduardo Habkost <ehabkost@redhat.com>, Paolo Bonzini <pbonzini@redhat.com>, Richard Henderson <rth@twiddle.net>
[PATCH v5 2/2] target/i386: drop the duplicated definition of cpuid AVX512_VBMI macro
Posted by Tao Xu 6 years, 4 months ago 
Drop the duplicated definition of cpuid AVX512_VBMI macro and rename
it as CPUID_7_0_ECX_AVX512_VBMI. Rename CPUID_7_0_ECX_VBMI2 as
CPUID_7_0_ECX_AVX512_VBMI2.

Acked-by: Stefano Garzarella <sgarzare@redhat.com>
Signed-off-by: Tao Xu <tao3.xu@intel.com>
---
 target/i386/cpu.c           | 8 ++++----
 target/i386/cpu.h           | 5 ++---
 target/i386/hvf/x86_cpuid.c | 2 +-
 3 files changed, 7 insertions(+), 8 deletions(-)

diff --git a/target/i386/cpu.c b/target/i386/cpu.c
index 9e0bac31e8..71034aeb5a 100644
--- a/target/i386/cpu.c
+++ b/target/i386/cpu.c
@@ -2412,8 +2412,8 @@ static X86CPUDefinition builtin_x86_defs[] = {
             CPUID_7_0_EBX_RTM | CPUID_7_0_EBX_RDSEED | CPUID_7_0_EBX_ADX |
             CPUID_7_0_EBX_SMAP,
         .features[FEAT_7_0_ECX] =
-            CPUID_7_0_ECX_VBMI | CPUID_7_0_ECX_UMIP | CPUID_7_0_ECX_PKU |
-            CPUID_7_0_ECX_VBMI2 | CPUID_7_0_ECX_GFNI |
+            CPUID_7_0_ECX_AVX512_VBMI | CPUID_7_0_ECX_UMIP | CPUID_7_0_ECX_PKU |
+            CPUID_7_0_ECX_AVX512_VBMI2 | CPUID_7_0_ECX_GFNI |
             CPUID_7_0_ECX_VAES | CPUID_7_0_ECX_VPCLMULQDQ |
             CPUID_7_0_ECX_AVX512VNNI | CPUID_7_0_ECX_AVX512BITALG |
             CPUID_7_0_ECX_AVX512_VPOPCNTDQ,
@@ -2470,8 +2470,8 @@ static X86CPUDefinition builtin_x86_defs[] = {
             CPUID_7_0_EBX_AVX512BW | CPUID_7_0_EBX_AVX512CD |
             CPUID_7_0_EBX_AVX512VL | CPUID_7_0_EBX_CLFLUSHOPT,
         .features[FEAT_7_0_ECX] =
-            CPUID_7_0_ECX_VBMI | CPUID_7_0_ECX_UMIP | CPUID_7_0_ECX_PKU |
-            CPUID_7_0_ECX_VBMI2 | CPUID_7_0_ECX_GFNI |
+            CPUID_7_0_ECX_AVX512_VBMI | CPUID_7_0_ECX_UMIP | CPUID_7_0_ECX_PKU |
+            CPUID_7_0_ECX_AVX512_VBMI2 | CPUID_7_0_ECX_GFNI |
             CPUID_7_0_ECX_VAES | CPUID_7_0_ECX_VPCLMULQDQ |
             CPUID_7_0_ECX_AVX512VNNI | CPUID_7_0_ECX_AVX512BITALG |
             CPUID_7_0_ECX_AVX512_VPOPCNTDQ | CPUID_7_0_ECX_LA57,
diff --git a/target/i386/cpu.h b/target/i386/cpu.h
index fa4c4cad79..8e090acd74 100644
--- a/target/i386/cpu.h
+++ b/target/i386/cpu.h
@@ -695,8 +695,7 @@ typedef uint32_t FeatureWordArray[FEATURE_WORDS];
 #define CPUID_7_0_EBX_AVX512VL          (1U << 31)
 
 /* AVX-512 Vector Byte Manipulation Instruction */
-#define CPUID_7_0_ECX_AVX512BMI         (1U << 1)
-#define CPUID_7_0_ECX_VBMI              (1U << 1)
+#define CPUID_7_0_ECX_AVX512_VBMI       (1U << 1)
 /* User-Mode Instruction Prevention */
 #define CPUID_7_0_ECX_UMIP              (1U << 2)
 /* Protection Keys for User-mode Pages */
@@ -704,7 +703,7 @@ typedef uint32_t FeatureWordArray[FEATURE_WORDS];
 /* OS Enable Protection Keys */
 #define CPUID_7_0_ECX_OSPKE             (1U << 4)
 /* Additional AVX-512 Vector Byte Manipulation Instruction */
-#define CPUID_7_0_ECX_VBMI2             (1U << 6)
+#define CPUID_7_0_ECX_AVX512_VBMI2      (1U << 6)
 /* Galois Field New Instructions */
 #define CPUID_7_0_ECX_GFNI              (1U << 8)
 /* Vector AES Instructions */
diff --git a/target/i386/hvf/x86_cpuid.c b/target/i386/hvf/x86_cpuid.c
index 4d957fe896..16762b6eb4 100644
--- a/target/i386/hvf/x86_cpuid.c
+++ b/target/i386/hvf/x86_cpuid.c
@@ -89,7 +89,7 @@ uint32_t hvf_get_supported_cpuid(uint32_t func, uint32_t idx,
                 ebx &= ~CPUID_7_0_EBX_INVPCID;
             }
 
-            ecx &= CPUID_7_0_ECX_AVX512BMI | CPUID_7_0_ECX_AVX512_VPOPCNTDQ;
+            ecx &= CPUID_7_0_ECX_AVX512_VBMI | CPUID_7_0_ECX_AVX512_VPOPCNTDQ;
             edx &= CPUID_7_0_EDX_AVX512_4VNNIW | CPUID_7_0_EDX_AVX512_4FMAPS;
         } else {
             ebx = 0;
-- 
2.20.1
Re: [PATCH v5 2/2] target/i386: drop the duplicated definition of cpuid AVX512_VBMI macro
Posted by Philippe Mathieu-Daudé 6 years, 4 months ago 
On 9/26/19 4:10 AM, Tao Xu wrote:
> Drop the duplicated definition of cpuid AVX512_VBMI macro and rename
> it as CPUID_7_0_ECX_AVX512_VBMI. Rename CPUID_7_0_ECX_VBMI2 as
> CPUID_7_0_ECX_AVX512_VBMI2.
> 
> Acked-by: Stefano Garzarella <sgarzare@redhat.com>
> Signed-off-by: Tao Xu <tao3.xu@intel.com>
> ---
>  target/i386/cpu.c           | 8 ++++----
>  target/i386/cpu.h           | 5 ++---
>  target/i386/hvf/x86_cpuid.c | 2 +-
>  3 files changed, 7 insertions(+), 8 deletions(-)
> 
> diff --git a/target/i386/cpu.c b/target/i386/cpu.c
> index 9e0bac31e8..71034aeb5a 100644
> --- a/target/i386/cpu.c
> +++ b/target/i386/cpu.c
> @@ -2412,8 +2412,8 @@ static X86CPUDefinition builtin_x86_defs[] = {
>              CPUID_7_0_EBX_RTM | CPUID_7_0_EBX_RDSEED | CPUID_7_0_EBX_ADX |
>              CPUID_7_0_EBX_SMAP,
>          .features[FEAT_7_0_ECX] =
> -            CPUID_7_0_ECX_VBMI | CPUID_7_0_ECX_UMIP | CPUID_7_0_ECX_PKU |
> -            CPUID_7_0_ECX_VBMI2 | CPUID_7_0_ECX_GFNI |
> +            CPUID_7_0_ECX_AVX512_VBMI | CPUID_7_0_ECX_UMIP | CPUID_7_0_ECX_PKU |
> +            CPUID_7_0_ECX_AVX512_VBMI2 | CPUID_7_0_ECX_GFNI |
>              CPUID_7_0_ECX_VAES | CPUID_7_0_ECX_VPCLMULQDQ |
>              CPUID_7_0_ECX_AVX512VNNI | CPUID_7_0_ECX_AVX512BITALG |
>              CPUID_7_0_ECX_AVX512_VPOPCNTDQ,
> @@ -2470,8 +2470,8 @@ static X86CPUDefinition builtin_x86_defs[] = {
>              CPUID_7_0_EBX_AVX512BW | CPUID_7_0_EBX_AVX512CD |
>              CPUID_7_0_EBX_AVX512VL | CPUID_7_0_EBX_CLFLUSHOPT,
>          .features[FEAT_7_0_ECX] =
> -            CPUID_7_0_ECX_VBMI | CPUID_7_0_ECX_UMIP | CPUID_7_0_ECX_PKU |
> -            CPUID_7_0_ECX_VBMI2 | CPUID_7_0_ECX_GFNI |
> +            CPUID_7_0_ECX_AVX512_VBMI | CPUID_7_0_ECX_UMIP | CPUID_7_0_ECX_PKU |
> +            CPUID_7_0_ECX_AVX512_VBMI2 | CPUID_7_0_ECX_GFNI |
>              CPUID_7_0_ECX_VAES | CPUID_7_0_ECX_VPCLMULQDQ |
>              CPUID_7_0_ECX_AVX512VNNI | CPUID_7_0_ECX_AVX512BITALG |
>              CPUID_7_0_ECX_AVX512_VPOPCNTDQ | CPUID_7_0_ECX_LA57,
> diff --git a/target/i386/cpu.h b/target/i386/cpu.h
> index fa4c4cad79..8e090acd74 100644
> --- a/target/i386/cpu.h
> +++ b/target/i386/cpu.h
> @@ -695,8 +695,7 @@ typedef uint32_t FeatureWordArray[FEATURE_WORDS];
>  #define CPUID_7_0_EBX_AVX512VL          (1U << 31)
>  
>  /* AVX-512 Vector Byte Manipulation Instruction */
> -#define CPUID_7_0_ECX_AVX512BMI         (1U << 1)
> -#define CPUID_7_0_ECX_VBMI              (1U << 1)
> +#define CPUID_7_0_ECX_AVX512_VBMI       (1U << 1)
>  /* User-Mode Instruction Prevention */
>  #define CPUID_7_0_ECX_UMIP              (1U << 2)
>  /* Protection Keys for User-mode Pages */
> @@ -704,7 +703,7 @@ typedef uint32_t FeatureWordArray[FEATURE_WORDS];
>  /* OS Enable Protection Keys */
>  #define CPUID_7_0_ECX_OSPKE             (1U << 4)
>  /* Additional AVX-512 Vector Byte Manipulation Instruction */
> -#define CPUID_7_0_ECX_VBMI2             (1U << 6)
> +#define CPUID_7_0_ECX_AVX512_VBMI2      (1U << 6)
>  /* Galois Field New Instructions */
>  #define CPUID_7_0_ECX_GFNI              (1U << 8)
>  /* Vector AES Instructions */
> diff --git a/target/i386/hvf/x86_cpuid.c b/target/i386/hvf/x86_cpuid.c
> index 4d957fe896..16762b6eb4 100644
> --- a/target/i386/hvf/x86_cpuid.c
> +++ b/target/i386/hvf/x86_cpuid.c
> @@ -89,7 +89,7 @@ uint32_t hvf_get_supported_cpuid(uint32_t func, uint32_t idx,
>                  ebx &= ~CPUID_7_0_EBX_INVPCID;
>              }
>  
> -            ecx &= CPUID_7_0_ECX_AVX512BMI | CPUID_7_0_ECX_AVX512_VPOPCNTDQ;
> +            ecx &= CPUID_7_0_ECX_AVX512_VBMI | CPUID_7_0_ECX_AVX512_VPOPCNTDQ;
>              edx &= CPUID_7_0_EDX_AVX512_4VNNIW | CPUID_7_0_EDX_AVX512_4FMAPS;
>          } else {
>              ebx = 0;
> 

Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>

Patchew 2.1-devel-b67e4c2

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