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/*========================== begin_copyright_notice ============================
Copyright (C) 2024 Intel Corporation
SPDX-License-Identifier: MIT
============================= end_copyright_notice ===========================*/
#pragma once
#include "common/LLVMWarningsPush.hpp"
#include <llvm/Pass.h>
#include "llvm/Analysis/LoopInfo.h"
#include "llvm/Analysis/ScalarEvolution.h"
#include "common/LLVMWarningsPop.hpp"
#include "Compiler/CISACodeGen/WIAnalysis.hpp"
#include "GenISAIntrinsics/GenIntrinsicInst.h"
#include "AdaptorCommon/ImplicitArgs.hpp"
namespace IGC
{
class GenerateBlockMemOpsPass : public llvm::FunctionPass
{
public:
static char ID;
GenerateBlockMemOpsPass();
virtual llvm::StringRef getPassName() const override {
return "Generate block memory operations";
}
virtual void getAnalysisUsage(llvm::AnalysisUsage &AU) const override {
AU.addRequired<CodeGenContextWrapper>();
AU.addRequired<MetaDataUtilsWrapper>();
AU.addRequired<llvm::LoopInfoWrapperPass>();
AU.addRequired<llvm::ScalarEvolutionWrapperPass>();
AU.addRequired<llvm::DominatorTreeWrapperPass>();
AU.addRequired<WIAnalysis>();
}
virtual bool runOnFunction(llvm::Function &F) override;
private:
llvm::Value *checkGep(llvm::Instruction *Gep);
bool isLocalIdX(const llvm::Value *InputVal);
bool isR0(const llvm::Value *InputVal);
bool isAddressAligned(llvm::Value *Ptr, const alignment_t &CurrentAlignment, llvm::Type *DataType);
bool isIndexContinuous(llvm::Value *Addr);
bool checkVectorizationAlongX(llvm::Function *F);
bool checkLoopPhiVals(llvm::Loop *L);
bool changeToBlockInst(llvm::Instruction *I);
bool doesLoopHaveExternUse(llvm::Loop *L);
bool getOffset(llvm::Value *Init, llvm::SmallVector<llvm::Value*, 2> &Offset);
bool canOptLoadStore(llvm::Instruction *I);
bool isLoopPattern(llvm::Loop *L);
WIAnalysis *WI = nullptr;
IGC::CodeGenContext *CGCtx = nullptr;
IGC::IGCMD::MetaDataUtils *MdUtils = nullptr;
llvm::DominatorTree *DT = nullptr;
llvm::LoopInfo *LI;
llvm::ScalarEvolution *SE;
size_t SimdSize = 0;
};
}
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