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/*========================== begin_copyright_notice ============================
Copyright (C) 2017-2021 Intel Corporation
SPDX-License-Identifier: MIT
============================= end_copyright_notice ===========================*/
#pragma once
#include "common/LLVMWarningsPush.hpp"
#include <llvm/Pass.h>
#include <llvm/IR/InstVisitor.h>
#include "common/LLVMWarningsPop.hpp"
#include "Compiler/CISACodeGen/CISACodeGen.h"
#include "Compiler/MetaDataUtilsWrapper.h"
#include "GenISAIntrinsics/GenIntrinsicInst.h"
#include <unordered_map>
namespace IGC {
class PromoteResourceToDirectAS : public llvm::FunctionPass, public llvm::InstVisitor<PromoteResourceToDirectAS> {
public:
static char ID;
PromoteResourceToDirectAS();
virtual llvm::StringRef getPassName() const override { return "PromoteResourceToDirectAS"; }
virtual void getAnalysisUsage(llvm::AnalysisUsage &AU) const override {
AU.addRequired<IGC::MetaDataUtilsWrapper>();
AU.addRequired<IGC::CodeGenContextWrapper>();
AU.setPreservesCFG();
}
bool runOnFunction(llvm::Function &F) override;
void visitInstruction(llvm::Instruction &I);
private:
void PromoteSamplerTextureToDirectAS(llvm::GenIntrinsicInst *&pIntr, llvm::Value *resourcePtr);
void PromoteBufferToDirectAS(llvm::Instruction *inst, llvm::Value *resourcePtr);
llvm::Value *getOffsetValue(llvm::Value *srcPtr, int &bufferoffset);
CodeGenContext *m_pCodeGenContext = nullptr;
IGCMD::MetaDataUtils *m_pMdUtils = nullptr;
std::unordered_map<llvm::Value *, llvm::Value *> m_SrcPtrToBufferOffsetMap;
};
} // namespace IGC
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