diff options
author | Xiuli Pan <xiulipan@outlook.com> | 2017-05-04 07:31:20 +0000 |
---|---|---|
committer | Xiuli Pan <xiulipan@outlook.com> | 2017-05-04 07:31:20 +0000 |
commit | a7d03b5e204b250e80bde9eaae8dd063cb11347b (patch) | |
tree | 9d5edc53b25d6a17e9bfc54654dfe9d7cc444861 /lib/CodeGen/CodeGenFunction.cpp | |
parent | c7f067120d7e2358bd45de2c839d906579ba814c (diff) |
[OpenCL] Add intel_reqd_sub_group_size attribute support
Summary:
Add intel_reqd_sub_group_size attribute support as intel extension cl_intel_required_subgroup_size from
https://www.khronos.org/registry/OpenCL/extensions/intel/cl_intel_required_subgroup_size.txt
Reviewers: Anastasia, bader, hfinkel, pxli168
Reviewed By: Anastasia, bader, pxli168
Subscribers: cfe-commits, yaxunl
Differential Revision: https://reviews.llvm.org/D30805
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@302125 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/CodeGenFunction.cpp')
-rw-r--r-- | lib/CodeGen/CodeGenFunction.cpp | 32 |
1 files changed, 20 insertions, 12 deletions
diff --git a/lib/CodeGen/CodeGenFunction.cpp b/lib/CodeGen/CodeGenFunction.cpp index 6e6eb7d7f1..7b42850df9 100644 --- a/lib/CodeGen/CodeGenFunction.cpp +++ b/lib/CodeGen/CodeGenFunction.cpp @@ -658,34 +658,42 @@ void CodeGenFunction::EmitOpenCLKernelMetadata(const FunctionDecl *FD, GenOpenCLArgMetadata(FD, Fn, CGM, Context, Builder, getContext()); if (const VecTypeHintAttr *A = FD->getAttr<VecTypeHintAttr>()) { - QualType hintQTy = A->getTypeHint(); - const ExtVectorType *hintEltQTy = hintQTy->getAs<ExtVectorType>(); - bool isSignedInteger = - hintQTy->isSignedIntegerType() || - (hintEltQTy && hintEltQTy->getElementType()->isSignedIntegerType()); - llvm::Metadata *attrMDArgs[] = { + QualType HintQTy = A->getTypeHint(); + const ExtVectorType *HintEltQTy = HintQTy->getAs<ExtVectorType>(); + bool IsSignedInteger = + HintQTy->isSignedIntegerType() || + (HintEltQTy && HintEltQTy->getElementType()->isSignedIntegerType()); + llvm::Metadata *AttrMDArgs[] = { llvm::ConstantAsMetadata::get(llvm::UndefValue::get( CGM.getTypes().ConvertType(A->getTypeHint()))), llvm::ConstantAsMetadata::get(llvm::ConstantInt::get( llvm::IntegerType::get(Context, 32), - llvm::APInt(32, (uint64_t)(isSignedInteger ? 1 : 0))))}; - Fn->setMetadata("vec_type_hint", llvm::MDNode::get(Context, attrMDArgs)); + llvm::APInt(32, (uint64_t)(IsSignedInteger ? 1 : 0))))}; + Fn->setMetadata("vec_type_hint", llvm::MDNode::get(Context, AttrMDArgs)); } if (const WorkGroupSizeHintAttr *A = FD->getAttr<WorkGroupSizeHintAttr>()) { - llvm::Metadata *attrMDArgs[] = { + llvm::Metadata *AttrMDArgs[] = { llvm::ConstantAsMetadata::get(Builder.getInt32(A->getXDim())), llvm::ConstantAsMetadata::get(Builder.getInt32(A->getYDim())), llvm::ConstantAsMetadata::get(Builder.getInt32(A->getZDim()))}; - Fn->setMetadata("work_group_size_hint", llvm::MDNode::get(Context, attrMDArgs)); + Fn->setMetadata("work_group_size_hint", llvm::MDNode::get(Context, AttrMDArgs)); } if (const ReqdWorkGroupSizeAttr *A = FD->getAttr<ReqdWorkGroupSizeAttr>()) { - llvm::Metadata *attrMDArgs[] = { + llvm::Metadata *AttrMDArgs[] = { llvm::ConstantAsMetadata::get(Builder.getInt32(A->getXDim())), llvm::ConstantAsMetadata::get(Builder.getInt32(A->getYDim())), llvm::ConstantAsMetadata::get(Builder.getInt32(A->getZDim()))}; - Fn->setMetadata("reqd_work_group_size", llvm::MDNode::get(Context, attrMDArgs)); + Fn->setMetadata("reqd_work_group_size", llvm::MDNode::get(Context, AttrMDArgs)); + } + + if (const OpenCLIntelReqdSubGroupSizeAttr *A = + FD->getAttr<OpenCLIntelReqdSubGroupSizeAttr>()) { + llvm::Metadata *AttrMDArgs[] = { + llvm::ConstantAsMetadata::get(Builder.getInt32(A->getSubGroupSize()))}; + Fn->setMetadata("intel_reqd_sub_group_size", + llvm::MDNode::get(Context, AttrMDArgs)); } } |