1 | //===- GuardWidening.h - ----------------------------------------*- C++ -*-===// |
---|---|
2 | // |
3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
4 | // See https://llvm.org/LICENSE.txt for license information. |
5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
6 | // |
7 | //===----------------------------------------------------------------------===// |
8 | // |
9 | // Guard widening is an optimization over the @llvm.experimental.guard intrinsic |
10 | // that (optimistically) combines multiple guards into one to have fewer checks |
11 | // at runtime. |
12 | // |
13 | //===----------------------------------------------------------------------===// |
14 | |
15 | #ifndef LLVM_TRANSFORMS_SCALAR_GUARDWIDENING_H |
16 | #define LLVM_TRANSFORMS_SCALAR_GUARDWIDENING_H |
17 | |
18 | #include "llvm/Analysis/LoopAnalysisManager.h" |
19 | #include "llvm/IR/PassManager.h" |
20 | |
21 | namespace llvm { |
22 | |
23 | class LPMUpdater; |
24 | class Loop; |
25 | class Function; |
26 | |
27 | struct GuardWideningPass : public PassInfoMixin<GuardWideningPass> { |
28 | PreservedAnalyses run(Function &F, FunctionAnalysisManager &AM); |
29 | PreservedAnalyses run(Loop &L, LoopAnalysisManager &AM, |
30 | LoopStandardAnalysisResults &AR, LPMUpdater &U); |
31 | }; |
32 | } |
33 | |
34 | #endif // LLVM_TRANSFORMS_SCALAR_GUARDWIDENING_H |
35 |