| //===- GuardWidening.h - ----------------------------------------*- C++ -*-===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // Guard widening is an optimization over the @llvm.experimental.guard intrinsic |
| // that (optimistically) combines multiple guards into one to have fewer checks |
| // at runtime. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef LLVM_TRANSFORMS_SCALAR_GUARDWIDENING_H |
| #define LLVM_TRANSFORMS_SCALAR_GUARDWIDENING_H |
| |
| #include "llvm/Analysis/LoopInfo.h" |
| #include "llvm/IR/PassManager.h" |
| #include "llvm/Transforms/Scalar/LoopPassManager.h" |
| |
| namespace llvm { |
| |
| class Function; |
| |
| struct GuardWideningPass : public PassInfoMixin<GuardWideningPass> { |
| PreservedAnalyses run(Function &F, FunctionAnalysisManager &AM); |
| PreservedAnalyses run(Loop &L, LoopAnalysisManager &AM, |
| LoopStandardAnalysisResults &AR, LPMUpdater &U); |
| }; |
| } |
| |
| #endif // LLVM_TRANSFORMS_SCALAR_GUARDWIDENING_H |