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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;
IGCMD::MetaDataUtils* m_pMdUtils;
std::unordered_map<llvm::Value*, llvm::Value*> m_SrcPtrToBufferOffsetMap;
};
} // namespace IGC
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