LLVM  10.0.0svn
LoopPredication.h
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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/LoopInfo.h"
18 #include "llvm/IR/PassManager.h"
20 
21 namespace llvm {
22 
23 /// Performs Loop Predication Pass.
24 class LoopPredicationPass : public PassInfoMixin<LoopPredicationPass> {
25 public:
28 };
29 } // end namespace llvm
30 
31 #endif // LLVM_TRANSFORMS_SCALAR_LOOPPREDICATION_H
This class represents lattice values for constants.
Definition: AllocatorList.h:23
This header provides classes for managing a pipeline of passes over loops in LLVM IR...
The adaptor from a function pass to a loop pass computes these analyses and makes them available to t...
A CRTP mix-in to automatically provide informational APIs needed for passes.
Definition: PassManager.h:373
A set of analyses that are preserved following a run of a transformation pass.
Definition: PassManager.h:154
This class provides an interface for updating the loop pass manager based on mutations to the loop ne...
Performs Loop Predication Pass.
Represents a single loop in the control flow graph.
Definition: LoopInfo.h:509
PreservedAnalyses run(Loop &L, LoopAnalysisManager &AM, LoopStandardAnalysisResults &AR, LPMUpdater &U)
A container for analyses that lazily runs them and caches their results.
This header defines various interfaces for pass management in LLVM.