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//===- llvm/Transforms/Utils/UnrollLoop.h - Unrolling utilities -*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file defines some loop unrolling utilities. It does not define any
// actual pass or policy, but provides a single function to perform loop
// unrolling.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_TRANSFORMS_UTILS_UNROLLLOOP_H
#define LLVM_TRANSFORMS_UTILS_UNROLLLOOP_H
namespace llvm {
class StringRef;
class AssumptionCache;
class DominatorTree;
class Loop;
class LoopInfo;
class LPPassManager;
class MDNode;
class Pass;
class ScalarEvolution;
bool UnrollLoop(Loop *L, unsigned Count, unsigned TripCount, bool Force,
bool AllowRuntime, bool AllowExpensiveTripCount,
unsigned TripMultiple, LoopInfo *LI, ScalarEvolution *SE,
DominatorTree *DT, AssumptionCache *AC, bool PreserveLCSSA);
bool UnrollRuntimeLoopRemainder(Loop *L, unsigned Count,
bool AllowExpensiveTripCount,
bool UseEpilogRemainder, LoopInfo *LI,
ScalarEvolution *SE, DominatorTree *DT,
bool PreserveLCSSA);
MDNode *GetUnrollMetadata(MDNode *LoopID, StringRef Name);
}
#endif
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