From 8afce497e42bb279bcbc1637ecd30b70fc001947 Mon Sep 17 00:00:00 2001 From: Paolo Bonzini Date: Sat, 17 Jun 2023 00:01:58 +0200 Subject: [PATCH] target/i386: TCG supports 3DNow! prefetch(w) 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!. Reviewed-by: Richard Henderson Signed-off-by: Paolo Bonzini --- 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 1242bd541a..ff3dcd02dc 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)