* [PATCH] target/i386: add avx-vnni-int16 feature
@ 2024-11-05 8:28 Paolo Bonzini
2024-11-05 8:59 ` Tao Su
2024-11-05 9:03 ` Paolo Bonzini
0 siblings, 2 replies; 4+ messages in thread
From: Paolo Bonzini @ 2024-11-05 8:28 UTC (permalink / raw)
To: qemu-devel; +Cc: tao1.su
SHA512, SM3, SM4 (CPUID[EAX=7,ECX=1).EAX bits 0 to 2) is supported by
Clearwater Forest processor, add it to QEMU as it does not need any
specific enablement.
See https://lore.kernel.org/kvm/20241105054825.870939-1-tao1.su@linux.intel.com/
for reference.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
target/i386/cpu.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/target/i386/cpu.c b/target/i386/cpu.c
index 3baa95481fb..ae5b85f4e8e 100644
--- a/target/i386/cpu.c
+++ b/target/i386/cpu.c
@@ -1113,7 +1113,7 @@ FeatureWordInfo feature_word_info[FEATURE_WORDS] = {
[FEAT_7_1_EAX] = {
.type = CPUID_FEATURE_WORD,
.feat_names = {
- NULL, NULL, NULL, NULL,
+ "sha512", "sm3", "sm4", NULL,
"avx-vnni", "avx512-bf16", NULL, "cmpccxadd",
NULL, NULL, "fzrm", "fsrs",
"fsrc", NULL, NULL, NULL,
--
2.47.0
^ permalink raw reply related [flat|nested] 4+ messages in thread* Re: [PATCH] target/i386: add avx-vnni-int16 feature
2024-11-05 8:28 [PATCH] target/i386: add avx-vnni-int16 feature Paolo Bonzini
@ 2024-11-05 8:59 ` Tao Su
2024-11-05 9:03 ` Paolo Bonzini
1 sibling, 0 replies; 4+ messages in thread
From: Tao Su @ 2024-11-05 8:59 UTC (permalink / raw)
To: Paolo Bonzini; +Cc: qemu-devel
On Tue, Nov 05, 2024 at 09:28:48AM +0100, Paolo Bonzini wrote:
> SHA512, SM3, SM4 (CPUID[EAX=7,ECX=1).EAX bits 0 to 2) is supported by
> Clearwater Forest processor, add it to QEMU as it does not need any
> specific enablement.
>
> See https://lore.kernel.org/kvm/20241105054825.870939-1-tao1.su@linux.intel.com/
> for reference.
>
> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
The patch name is still for avx-vnni-int16.
LGTM,
Reviewed-by: Tao Su <tao1.su@linux.intel.com>
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH] target/i386: add avx-vnni-int16 feature
2024-11-05 8:28 [PATCH] target/i386: add avx-vnni-int16 feature Paolo Bonzini
2024-11-05 8:59 ` Tao Su
@ 2024-11-05 9:03 ` Paolo Bonzini
1 sibling, 0 replies; 4+ messages in thread
From: Paolo Bonzini @ 2024-11-05 9:03 UTC (permalink / raw)
To: qemu-devel; +Cc: tao1.su
On 11/5/24 09:28, Paolo Bonzini wrote:
> SHA512, SM3, SM4 (CPUID[EAX=7,ECX=1).EAX bits 0 to 2) is supported by
> Clearwater Forest processor, add it to QEMU as it does not need any
> specific enablement.
>
> See https://lore.kernel.org/kvm/20241105054825.870939-1-tao1.su@linux.intel.com/
> for reference.
>
> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
> ---
> target/i386/cpu.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/target/i386/cpu.c b/target/i386/cpu.c
> index 3baa95481fb..ae5b85f4e8e 100644
> --- a/target/i386/cpu.c
> +++ b/target/i386/cpu.c
> @@ -1113,7 +1113,7 @@ FeatureWordInfo feature_word_info[FEATURE_WORDS] = {
> [FEAT_7_1_EAX] = {
> .type = CPUID_FEATURE_WORD,
> .feat_names = {
> - NULL, NULL, NULL, NULL,
> + "sha512", "sm3", "sm4", NULL,
> "avx-vnni", "avx512-bf16", NULL, "cmpccxadd",
> NULL, NULL, "fzrm", "fsrs",
> "fsrc", NULL, NULL, NULL,
Obviously the subject is wrong, sorry about that.
Paolo
^ permalink raw reply [flat|nested] 4+ messages in thread
* [PATCH] target/i386: add avx-vnni-int16 feature
@ 2024-07-03 11:43 Paolo Bonzini
0 siblings, 0 replies; 4+ messages in thread
From: Paolo Bonzini @ 2024-07-03 11:43 UTC (permalink / raw)
To: qemu-devel
AVX-VNNI-INT16 (CPUID[EAX=7,ECX=1).EDX[10]) is supported by Clearwater
Forest processor, add it to QEMU as it does not need any specific
enablement.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
target/i386/cpu.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/target/i386/cpu.c b/target/i386/cpu.c
index 4c61270762f..aeee7102af1 100644
--- a/target/i386/cpu.c
+++ b/target/i386/cpu.c
@@ -1131,7 +1131,7 @@ FeatureWordInfo feature_word_info[FEATURE_WORDS] = {
.feat_names = {
NULL, NULL, NULL, NULL,
"avx-vnni-int8", "avx-ne-convert", NULL, NULL,
- "amx-complex", NULL, NULL, NULL,
+ "amx-complex", NULL, "avx-vnni-int16", NULL,
NULL, NULL, "prefetchiti", NULL,
NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL,
--
2.45.2
^ permalink raw reply related [flat|nested] 4+ messages in thread
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2024-11-05 8:28 [PATCH] target/i386: add avx-vnni-int16 feature Paolo Bonzini
2024-11-05 8:59 ` Tao Su
2024-11-05 9:03 ` Paolo Bonzini
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