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/*========================== begin_copyright_notice ============================
Copyright (C) 2019-2021 Intel Corporation
SPDX-License-Identifier: MIT
============================= end_copyright_notice ===========================*/
#ifndef IGC_INSTCOMBINE_INSTCOMBINE_H
#define IGC_INSTCOMBINE_INSTCOMBINE_H
#include "llvm/Config/llvm-config.h"
#include "llvm/PassRegistry.h"
#include "llvmWrapper/Transforms/InstCombine/InstCombineWorklist.h"
#include "llvm/IR/PassManager.h"
#include "Compiler/InitializePasses.h"
#if LLVM_VERSION_MAJOR <= 7
namespace llvm {
class FunctionPass;
}
#elif LLVM_VERSION_MAJOR >= 8
#include "llvm/Transforms/InstCombine/InstCombine.h"
#endif
namespace IGC
{
#if LLVM_VERSION_MAJOR <= 7
class IGCInstructionCombiningPass : public llvm::FunctionPass {
llvm::InstCombineWorklist Worklist;
const bool ExpensiveCombines;
public:
static char ID; // Pass identification, replacement for typeid
IGCInstructionCombiningPass(bool ExpensiveCombines = true)
: FunctionPass(ID), ExpensiveCombines(ExpensiveCombines) {
initializeIGCInstructionCombiningPassPass(*llvm::PassRegistry::getPassRegistry());
}
void getAnalysisUsage(llvm::AnalysisUsage &AU) const override;
bool runOnFunction(llvm::Function &F) override;
};
llvm::FunctionPass* createIGCInstructionCombiningPass();
#elif LLVM_VERSION_MAJOR <= 10
inline llvm::FunctionPass* createIGCInstructionCombiningPass()
{
return llvm::createInstructionCombiningPass(false);
}
#else
inline llvm::FunctionPass* createIGCInstructionCombiningPass()
{
return llvm::createInstructionCombiningPass();
}
#endif
} // namespace IGC
#endif //IGC_INSTCOMBINE_INSTCOMBINE_H
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