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/*========================== begin_copyright_notice ============================
Copyright (C) 2025 Intel Corporation
SPDX-License-Identifier: MIT
============================= end_copyright_notice ===========================*/
#ifndef IGCLLVM_TRANSFORMS_SCALAR_LEGACY_LOOPUNROLL_H
#define IGCLLVM_TRANSFORMS_SCALAR_LEGACY_LOOPUNROLL_H
#include "llvm/Analysis/LoopAnalysisManager.h"
#include "llvm/IR/LegacyPassManager.h"
#include "llvm/IR/PassManager.h"
#include "llvm/Pass.h"
#include "llvm/Passes/PassBuilder.h"
#include <optional>
using namespace llvm;
namespace IGCLLVM {
struct LoopUnrollLegacyPassWrapper : public FunctionPass {
LoopUnrollLegacyPassWrapper(int OptLevel = 2, bool OnlyWhenForced = false, bool ForgetAllSCEV = false,
std::optional<unsigned> Threshold = std::nullopt,
std::optional<unsigned> Count = std::nullopt,
std::optional<bool> AllowPartial = std::nullopt,
std::optional<bool> Runtime = std::nullopt, std::optional<bool> UpperBound = std::nullopt,
std::optional<bool> AllowPeeling = std::nullopt,
std::optional<bool> AllowProfileBasedPeeling = std::nullopt,
std::optional<unsigned> ProvidedFullUnrollMaxCount = std::nullopt);
static char ID;
int OptLevel;
bool OnlyWhenForced;
bool ForgetAllSCEV;
std::optional<unsigned> ProvidedCount;
std::optional<unsigned> ProvidedThreshold;
std::optional<bool> ProvidedAllowPartial;
std::optional<bool> ProvidedRuntime;
std::optional<bool> ProvidedUpperBound;
std::optional<bool> ProvidedAllowPeeling;
std::optional<bool> ProvidedAllowProfileBasedPeeling;
std::optional<unsigned> ProvidedFullUnrollMaxCount;
bool runOnFunction(llvm::Function &F) override;
void getAnalysisUsage(AnalysisUsage &AU) const override;
llvm::StringRef getPassName() const override { return "LegacyWrappedLoopUnroll"; }
private:
LoopAnalysisManager LAM;
FunctionAnalysisManager FAM;
CGSCCAnalysisManager CGAM;
ModuleAnalysisManager MAM;
PassBuilder PB;
};
Pass *createLegacyWrappedSimpleLoopUnrollPass(int OptLevel = 2, bool OnlyWhenForced = false,
bool ForgetAllSCEV = false);
Pass *createLegacyWrappedLoopUnrollPass(int OptLevel = 2, bool OnlyWhenForced = false, bool ForgetAllSCEV = false,
int Threshold = -1, int Count = -1, int AllowPartial = -1, int Runtime = -1,
int UpperBound = -1, int AllowPeeling = -1);
} // end namespace IGCLLVM
#endif // IGCLLVM_TRANSFORMS_SCALAR_LEGACY_LOOPUNROLL_H
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