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[PATCH 2/7] target/i386: TCG supports 3DNow! prefetch(w)
From: |
Paolo Bonzini |
Subject: |
[PATCH 2/7] target/i386: TCG supports 3DNow! prefetch(w) |
Date: |
Sun, 18 Jun 2023 23:51:09 +0200 |
The AMD prefetch(w) instructions have not been deprecated together with the rest
of 3DNow!, and in fact are even supported by newer Intel processor. Mark them
as supported by TCG, as it supports all of 3DNow!.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
target/i386/cpu.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/target/i386/cpu.c b/target/i386/cpu.c
index 1242bd541a5..ff3dcd02dcb 100644
--- a/target/i386/cpu.c
+++ b/target/i386/cpu.c
@@ -647,7 +647,8 @@ void x86_cpu_vendor_words2str(char *dst, uint32_t vendor1,
CPUID_EXT2_3DNOW | CPUID_EXT2_3DNOWEXT | CPUID_EXT2_PDPE1GB | \
TCG_EXT2_X86_64_FEATURES)
#define TCG_EXT3_FEATURES (CPUID_EXT3_LAHF_LM | CPUID_EXT3_SVM | \
- CPUID_EXT3_CR8LEG | CPUID_EXT3_ABM | CPUID_EXT3_SSE4A)
+ CPUID_EXT3_CR8LEG | CPUID_EXT3_ABM | CPUID_EXT3_SSE4A | \
+ CPUID_EXT3_3DNOWPREFETCH)
#define TCG_EXT4_FEATURES 0
#define TCG_SVM_FEATURES (CPUID_SVM_NPT | CPUID_SVM_VGIF | \
CPUID_SVM_SVME_ADDR_CHK)
--
2.40.1
- [PATCH 0/7] target/i386: add a few simple features, Paolo Bonzini, 2023/06/18
- [PATCH 1/7] target/i386: fix INVD vmexit, Paolo Bonzini, 2023/06/18
- [PATCH 2/7] target/i386: TCG supports 3DNow! prefetch(w),
Paolo Bonzini <=
- [PATCH 3/7] target/i386: TCG supports RDSEED, Paolo Bonzini, 2023/06/18
- [PATCH 4/7] target/i386: TCG supports 32-bit SYSCALL, Paolo Bonzini, 2023/06/18
- [PATCH 6/7] target/i386: implement RDPID in TCG, Paolo Bonzini, 2023/06/18
- [PATCH 5/7] target/i386: TCG supports XSAVEERPTR, Paolo Bonzini, 2023/06/18