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/*========================== begin_copyright_notice ============================
Copyright (C) 2024 Intel Corporation
SPDX-License-Identifier: MIT
============================= end_copyright_notice ===========================*/
#pragma once
#include "AdaptorCommon/ImplicitArgs.hpp"
#include "Compiler/Optimizer/OpenCLPasses/KernelArgs/KernelArgs.hpp"
#include "Compiler/MetaDataUtilsWrapper.h"
#include "common/LLVMWarningsPush.hpp"
#include "llvmWrapper/IR/Module.h"
#include <llvm/Pass.h>
#include <llvm/IR/InstVisitor.h>
#include <llvm/IR/IRBuilder.h>
#include "common/LLVMWarningsPop.hpp"
namespace IGC
{
class MinimumValidAddressChecking : public llvm::ModulePass, public llvm::InstVisitor<MinimumValidAddressChecking>
{
public:
static char ID;
MinimumValidAddressChecking(uint64_t minimumValidAddress = 0);
~MinimumValidAddressChecking() = default;
virtual void getAnalysisUsage(llvm::AnalysisUsage& analysisUsage) const override
{
analysisUsage.addRequired<MetaDataUtilsWrapper>();
analysisUsage.addRequired<CodeGenContextWrapper>();
}
virtual llvm::StringRef getPassName() const override
{
return "MinimumValidAddressChecking";
}
virtual bool runOnModule(llvm::Module& M) override;
void visitLoadInst(llvm::LoadInst& load);
void visitStoreInst(llvm::StoreInst& store);
private:
uint64_t minimumValidAddress;
llvm::SmallVector<llvm::Instruction*, 4> loadsAndStoresToCheck;
llvm::DenseMap<llvm::StringRef, llvm::GlobalVariable*> stringsCache;
llvm::DICompileUnit* compileUnit;
void handleLoadStore(llvm::Instruction* instruction);
llvm::Value* createLoadStoreReplacement(llvm::Instruction* instruction, llvm::Instruction* insertBefore);
void createAssertCall(llvm::Value* address, llvm::Instruction* instruction, llvm::Instruction* insertBefore);
llvm::SmallVector<llvm::Value*, 4> createAssertArgs(llvm::Value* address, llvm::Instruction* instruction, llvm::Instruction* insertBefore);
llvm::GlobalVariable* getOrCreateGlobalConstantString(llvm::Module* M, llvm::StringRef format);
};
}
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