1 | //===- LoopPredication.h - Guard based loop predication pass ----*- 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 | // This pass tries to convert loop variant range checks to loop invariant by |
10 | // widening checks across loop iterations. |
11 | // |
12 | //===----------------------------------------------------------------------===// |
13 | |
14 | #ifndef LLVM_TRANSFORMS_SCALAR_LOOPPREDICATION_H |
15 | #define LLVM_TRANSFORMS_SCALAR_LOOPPREDICATION_H |
16 | |
17 | #include "llvm/Analysis/LoopAnalysisManager.h" |
18 | #include "llvm/IR/PassManager.h" |
19 | |
20 | namespace llvm { |
21 | |
22 | class LPMUpdater; |
23 | class Loop; |
24 | /// Performs Loop Predication Pass. |
25 | class LoopPredicationPass : public PassInfoMixin<LoopPredicationPass> { |
26 | public: |
27 | PreservedAnalyses run(Loop &L, LoopAnalysisManager &AM, |
28 | LoopStandardAnalysisResults &AR, LPMUpdater &U); |
29 | }; |
30 | } // end namespace llvm |
31 | |
32 | #endif // LLVM_TRANSFORMS_SCALAR_LOOPPREDICATION_H |
33 | |