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[PowerPC] Disable part-word atomics on the P7

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As it turns out, even though these are part of ISA 2.06, the P7 does not
support them (or, at least, not any P7s we're tested so far).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@234686 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Hal Finkel
2015-04-11 13:40:36 +00:00
parent 9ca031b6c6
commit 1cea397876
2 changed files with 18 additions and 18 deletions
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4
lib/Target/PowerPC/PPC.td
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@@ -163,12 +163,12 @@ def ProcessorFeatures {
FeatureRecipPrec, FeatureSTFIWX, FeatureLFIWAX,
FeatureFPRND, FeatureFPCVT, FeatureISEL,
FeaturePOPCNTD, FeatureCMPB, FeatureLDBRX,
Feature64Bit /*, Feature64BitRegs */, FeaturePartwordAtomic,
Feature64Bit /*, Feature64BitRegs */,
FeatureBPERMD, FeatureExtDiv,
DeprecatedMFTB, DeprecatedDST];
list<SubtargetFeature> Power8SpecificFeatures =
[DirectivePwr8, FeatureP8Altivec, FeatureP8Vector, FeatureP8Crypto,
FeatureHTM, FeatureDirectMove, FeatureICBT];
FeatureHTM, FeatureDirectMove, FeatureICBT, FeaturePartwordAtomic];
list<SubtargetFeature> Power8FeatureList =
!listconcat(Power7FeatureList, Power8SpecificFeatures);
}