Pointers in Masked Load, Store, Gather, Scatter intrinsics
The masked intrinsics support all integer and floating point data types. I added the pointer type to this list.
Added tests for CodeGen and for Loop Vectorizer.
Updated the Language Reference.
Differential Revision: http://reviews.llvm.org/D14150
llvm-svn: 253544
diff --git a/llvm/lib/Target/X86/X86TargetTransformInfo.cpp b/llvm/lib/Target/X86/X86TargetTransformInfo.cpp
index 5a37f1b..c648750 100644
--- a/llvm/lib/Target/X86/X86TargetTransformInfo.cpp
+++ b/llvm/lib/Target/X86/X86TargetTransformInfo.cpp
@@ -1160,10 +1160,8 @@
bool X86TTIImpl::isLegalMaskedLoad(Type *DataTy) {
Type *ScalarTy = DataTy->getScalarType();
- // TODO: Pointers should also be legal,
- // but it requires additional support in composing intrinsics name.
- // getPrimitiveSizeInBits() returns 0 for PointerType
- int DataWidth = ScalarTy->getPrimitiveSizeInBits();
+ int DataWidth = isa<PointerType>(ScalarTy) ?
+ DL.getPointerSizeInBits() : ScalarTy->getPrimitiveSizeInBits();
return (DataWidth >= 32 && ST->hasAVX2());
}
@@ -1186,10 +1184,8 @@
if (isa<VectorType>(DataTy) && !isPowerOf2_32(DataTy->getVectorNumElements()))
return false;
Type *ScalarTy = DataTy->getScalarType();
- // TODO: Pointers should also be legal,
- // but it requires additional support in composing intrinsics name.
- // getPrimitiveSizeInBits() returns 0 for PointerType
- int DataWidth = ScalarTy->getPrimitiveSizeInBits();
+ int DataWidth = isa<PointerType>(ScalarTy) ?
+ DL.getPointerSizeInBits() : ScalarTy->getPrimitiveSizeInBits();
// AVX-512 allows gather and scatter
return DataWidth >= 32 && ST->hasAVX512();