93 lines
3.4 KiB
C++
93 lines
3.4 KiB
C++
//=- PreprocessMetadata.h - Metadata preprocessing pass -*- C++ -*-=//
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//
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// The LLVM/SPIR-V Translator
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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// Copyright (c) 2022 The Khronos Group Inc.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the "Software"),
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// to deal with the Software without restriction, including without limitation
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// the rights to use, copy, modify, merge, publish, distribute, sublicense,
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// and/or sell copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following conditions:
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//
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// Redistributions of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimers.
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// Redistributions in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimers in the documentation
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// and/or other materials provided with the distribution.
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// Neither the names of The Khronos Group, nor the names of its
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// contributors may be used to endorse or promote products derived from this
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// Software without specific prior written permission.
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS WITH
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// THE SOFTWARE.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file implements preprocessing of LLVM IR metadata in order to perform
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// further translation to SPIR-V.
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//
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//===----------------------------------------------------------------------===//
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#ifndef SPIRV_PREPROCESSMETADATA_H
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#define SPIRV_PREPROCESSMETADATA_H
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#include "llvm/IR/PassManager.h"
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#include "llvm/Pass.h"
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#include "SPIRVMDBuilder.h"
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namespace SPIRV {
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class SPIRVMDWalker;
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class PreprocessMetadataBase {
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public:
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PreprocessMetadataBase() : M(nullptr), Ctx(nullptr) {}
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bool runPreprocessMetadata(Module &M);
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void visit(Module *M);
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void preprocessCXXStructorList(SPIRVMDBuilder::NamedMDWrapper &EM,
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GlobalVariable *V, ExecutionMode EMode);
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void preprocessOCLMetadata(Module *M, SPIRVMDBuilder *B, SPIRVMDWalker *W);
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void preprocessVectorComputeMetadata(Module *M, SPIRVMDBuilder *B,
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SPIRVMDWalker *W);
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private:
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Module *M;
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LLVMContext *Ctx;
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};
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class PreprocessMetadataLegacy : public ModulePass,
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public PreprocessMetadataBase {
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public:
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PreprocessMetadataLegacy() : ModulePass(ID) {
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initializePreprocessMetadataLegacyPass(*PassRegistry::getPassRegistry());
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}
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bool runOnModule(Module &M) override;
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static char ID;
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};
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class PreprocessMetadataPass
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: public llvm::PassInfoMixin<PreprocessMetadataPass>,
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public PreprocessMetadataBase {
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public:
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llvm::PreservedAnalyses run(llvm::Module &M,
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llvm::ModuleAnalysisManager &MAM);
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static bool isRequired() { return true; }
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};
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} // namespace SPIRV
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#endif // SPIRV_PREPROCESSMETADATA_H
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