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author | Igor Breger <igor.breger@intel.com> | 2016-08-02 09:15:28 +0000 |
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committer | Igor Breger <igor.breger@intel.com> | 2016-08-02 09:15:28 +0000 |
commit | f44b79d08ee51523c36edbc786b490afbc42b1be (patch) | |
tree | 753507739d9ea09e3ac1bb13b46ceaa4a00f92fa /llvm/lib/Target/X86/X86TargetTransformInfo.cpp | |
parent | 6f1ae3c7db43a312d638cbcde2b431026d211d8d (diff) | |
download | bcm5719-llvm-f44b79d08ee51523c36edbc786b490afbc42b1be.tar.gz bcm5719-llvm-f44b79d08ee51523c36edbc786b490afbc42b1be.zip |
[AVX512] Don't use i128 masked gather/scatter/load/store. Do more accurately dataWidth check.
Differential Revision: http://reviews.llvm.org/D23055
llvm-svn: 277435
Diffstat (limited to 'llvm/lib/Target/X86/X86TargetTransformInfo.cpp')
-rw-r--r-- | llvm/lib/Target/X86/X86TargetTransformInfo.cpp | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/llvm/lib/Target/X86/X86TargetTransformInfo.cpp b/llvm/lib/Target/X86/X86TargetTransformInfo.cpp index 1081340d446..50e630833b7 100644 --- a/llvm/lib/Target/X86/X86TargetTransformInfo.cpp +++ b/llvm/lib/Target/X86/X86TargetTransformInfo.cpp @@ -1595,8 +1595,8 @@ bool X86TTIImpl::isLegalMaskedLoad(Type *DataTy) { int DataWidth = isa<PointerType>(ScalarTy) ? DL.getPointerSizeInBits() : ScalarTy->getPrimitiveSizeInBits(); - return (DataWidth >= 32 && ST->hasAVX()) || - (DataWidth >= 8 && ST->hasBWI()); + return ((DataWidth == 32 || DataWidth == 64) && ST->hasAVX()) || + ((DataWidth == 8 || DataWidth == 16) && ST->hasBWI()); } bool X86TTIImpl::isLegalMaskedStore(Type *DataType) { @@ -1621,7 +1621,7 @@ bool X86TTIImpl::isLegalMaskedGather(Type *DataTy) { DL.getPointerSizeInBits() : ScalarTy->getPrimitiveSizeInBits(); // AVX-512 allows gather and scatter - return DataWidth >= 32 && ST->hasAVX512(); + return (DataWidth == 32 || DataWidth == 64) && ST->hasAVX512(); } bool X86TTIImpl::isLegalMaskedScatter(Type *DataType) { |