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[PATCH v3 05/11] target/i386: TCG supports XSAVEERPTR
From: |
Paolo Bonzini |
Subject: |
[PATCH v3 05/11] target/i386: TCG supports XSAVEERPTR |
Date: |
Fri, 23 Jun 2023 15:17:05 +0200 |
XSAVEERPTR is actually a fix for an errata; TCG does not have the issue.
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
target/i386/cpu.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/target/i386/cpu.c b/target/i386/cpu.c
index fc4246223d4..bce0cb73e85 100644
--- a/target/i386/cpu.c
+++ b/target/i386/cpu.c
@@ -678,6 +678,8 @@ void x86_cpu_vendor_words2str(char *dst, uint32_t vendor1,
#define TCG_SGX_12_0_EBX_FEATURES 0
#define TCG_SGX_12_1_EAX_FEATURES 0
+#define TCG_8000_0008_EBX CPUID_8000_0008_EBX_XSAVEERPTR
+
FeatureWordInfo feature_word_info[FEATURE_WORDS] = {
[FEAT_1_EDX] = {
.type = CPUID_FEATURE_WORD,
@@ -939,7 +941,7 @@ FeatureWordInfo feature_word_info[FEATURE_WORDS] = {
"amd-psfd", NULL, NULL, NULL,
},
.cpuid = { .eax = 0x80000008, .reg = R_EBX, },
- .tcg_features = 0,
+ .tcg_features = TCG_8000_0008_EBX,
.unmigratable_flags = 0,
},
[FEAT_8000_0021_EAX] = {
--
2.41.0
- [PATCH v3 00/11] target/i386: add a few simple features, Paolo Bonzini, 2023/06/23
- [PATCH v3 01/11] target/i386: fix INVD vmexit, Paolo Bonzini, 2023/06/23
- [PATCH v3 02/11] target/i386: TCG supports 3DNow! prefetch(w), Paolo Bonzini, 2023/06/23
- [PATCH v3 05/11] target/i386: TCG supports XSAVEERPTR,
Paolo Bonzini <=
- [PATCH v3 03/11] target/i386: TCG supports RDSEED, Paolo Bonzini, 2023/06/23
- [PATCH v3 06/11] target/i386: TCG supports WBNOINVD, Paolo Bonzini, 2023/06/23
- [PATCH v3 04/11] target/i386: do not accept RDSEED if CPUID bit absent, Paolo Bonzini, 2023/06/23
- [PATCH v3 07/11] target/i386: Intel only supports SYSCALL/SYSRET in long mode, Paolo Bonzini, 2023/06/23
- [PATCH v3 08/11] target/i386: AMD only supports SYSENTER/SYSEXIT in 32-bit mode, Paolo Bonzini, 2023/06/23
- [PATCH v3 09/11] target/i386: sysret and sysexit are privileged, Paolo Bonzini, 2023/06/23
- [PATCH v3 10/11] target/i386: implement RDPID in TCG, Paolo Bonzini, 2023/06/23
- [PATCH v3 11/11] target/i386: implement SYSCALL/SYSRET in 32-bit emulators, Paolo Bonzini, 2023/06/23