diff options
Diffstat (limited to 'lib/Target/X86/X86.td')
| -rw-r--r-- | lib/Target/X86/X86.td | 50 |
1 files changed, 30 insertions, 20 deletions
diff --git a/lib/Target/X86/X86.td b/lib/Target/X86/X86.td index 4ccb43fe18..e3454b716a 100644 --- a/lib/Target/X86/X86.td +++ b/lib/Target/X86/X86.td @@ -68,6 +68,9 @@ def Feature3DNowA : SubtargetFeature<"3dnowa", "X863DNowLevel", "ThreeDNowA", def Feature64Bit : SubtargetFeature<"64bit", "HasX86_64", "true", "Support 64-bit instructions", [FeatureCMOV]>; +def FeatureCMPXCHG16B : SubtargetFeature<"cmpxchg16b", "HasCmpxchg16b", "true", + "64-bit with cmpxchg16b", + [Feature64Bit]>; def FeatureSlowBTMem : SubtargetFeature<"slow-bt-mem", "IsBTMemSlow", "true", "Bit testing of memory is slow">; def FeatureFastUAMem : SubtargetFeature<"fast-unaligned-mem", @@ -112,26 +115,31 @@ def : Proc<"pentium3m", [FeatureSSE1, FeatureSlowBTMem]>; def : Proc<"pentium-m", [FeatureSSE2, FeatureSlowBTMem]>; def : Proc<"pentium4", [FeatureSSE2]>; def : Proc<"pentium4m", [FeatureSSE2, FeatureSlowBTMem]>; -def : Proc<"x86-64", [FeatureSSE2, Feature64Bit, FeatureSlowBTMem]>; +def : Proc<"x86-64", [FeatureSSE2, Feature64Bit, FeatureSlowBTMem]>; def : Proc<"yonah", [FeatureSSE3, FeatureSlowBTMem]>; def : Proc<"prescott", [FeatureSSE3, FeatureSlowBTMem]>; -def : Proc<"nocona", [FeatureSSE3, Feature64Bit, FeatureSlowBTMem]>; -def : Proc<"core2", [FeatureSSSE3, Feature64Bit, FeatureSlowBTMem]>; -def : Proc<"penryn", [FeatureSSE41, Feature64Bit, FeatureSlowBTMem]>; -def : Proc<"atom", [FeatureSSE3, Feature64Bit, FeatureSlowBTMem]>; +def : Proc<"nocona", [FeatureSSE3, FeatureCMPXCHG16B, + FeatureSlowBTMem]>; +def : Proc<"core2", [FeatureSSSE3, FeatureCMPXCHG16B, + FeatureSlowBTMem]>; +def : Proc<"penryn", [FeatureSSE41, FeatureCMPXCHG16B, + FeatureSlowBTMem]>; +def : Proc<"atom", [FeatureSSE3, FeatureCMPXCHG16B, + FeatureSlowBTMem]>; // "Arrandale" along with corei3 and corei5 -def : Proc<"corei7", [FeatureSSE42, Feature64Bit, FeatureSlowBTMem, - FeatureFastUAMem, FeatureAES]>; -def : Proc<"nehalem", [FeatureSSE42, Feature64Bit, FeatureSlowBTMem, - FeatureFastUAMem]>; +def : Proc<"corei7", [FeatureSSE42, FeatureCMPXCHG16B, + FeatureSlowBTMem, FeatureFastUAMem, FeatureAES]>; +def : Proc<"nehalem", [FeatureSSE42, FeatureCMPXCHG16B, + FeatureSlowBTMem, FeatureFastUAMem]>; // Westmere is a similar machine to nehalem with some additional features. // Westmere is the corei3/i5/i7 path from nehalem to sandybridge -def : Proc<"westmere", [FeatureSSE42, Feature64Bit, FeatureSlowBTMem, - FeatureFastUAMem, FeatureAES, FeatureCLMUL]>; +def : Proc<"westmere", [FeatureSSE42, FeatureCMPXCHG16B, + FeatureSlowBTMem, FeatureFastUAMem, FeatureAES, + FeatureCLMUL]>; // SSE is not listed here since llvm treats AVX as a reimplementation of SSE, // rather than a superset. // FIXME: Disabling AVX for now since it's not ready. -def : Proc<"corei7-avx", [FeatureSSE42, Feature64Bit, +def : Proc<"corei7-avx", [FeatureSSE42, FeatureCMPXCHG16B, FeatureAES, FeatureCLMUL]>; def : Proc<"k6", [FeatureMMX]>; @@ -150,19 +158,21 @@ def : Proc<"athlon64", [FeatureSSE2, Feature3DNowA, Feature64Bit, FeatureSlowBTMem]>; def : Proc<"athlon-fx", [FeatureSSE2, Feature3DNowA, Feature64Bit, FeatureSlowBTMem]>; -def : Proc<"k8-sse3", [FeatureSSE3, Feature3DNowA, Feature64Bit, +def : Proc<"k8-sse3", [FeatureSSE3, Feature3DNowA, FeatureCMPXCHG16B, FeatureSlowBTMem]>; -def : Proc<"opteron-sse3", [FeatureSSE3, Feature3DNowA, Feature64Bit, +def : Proc<"opteron-sse3", [FeatureSSE3, Feature3DNowA, FeatureCMPXCHG16B, FeatureSlowBTMem]>; -def : Proc<"athlon64-sse3", [FeatureSSE3, Feature3DNowA, Feature64Bit, +def : Proc<"athlon64-sse3", [FeatureSSE3, Feature3DNowA, FeatureCMPXCHG16B, FeatureSlowBTMem]>; def : Proc<"amdfam10", [FeatureSSE3, FeatureSSE4A, - Feature3DNowA, Feature64Bit, FeatureSlowBTMem]>; + Feature3DNowA, FeatureCMPXCHG16B, + FeatureSlowBTMem]>; def : Proc<"barcelona", [FeatureSSE3, FeatureSSE4A, - Feature3DNowA, Feature64Bit, FeatureSlowBTMem]>; -def : Proc<"istanbul", [Feature3DNowA, Feature64Bit, FeatureSSE4A, - Feature3DNowA]>; -def : Proc<"shanghai", [Feature3DNowA, Feature64Bit, FeatureSSE4A, + Feature3DNowA, FeatureCMPXCHG16B, + FeatureSlowBTMem]>; +def : Proc<"istanbul", [Feature3DNowA, FeatureCMPXCHG16B, + FeatureSSE4A, Feature3DNowA]>; +def : Proc<"shanghai", [Feature3DNowA, FeatureCMPXCHG16B, FeatureSSE4A, Feature3DNowA]>; def : Proc<"winchip-c6", [FeatureMMX]>; |