LLVM  14.0.0git
LoopPredication.h
Go to the documentation of this file.
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
llvm::PreservedAnalyses
A set of analyses that are preserved following a run of a transformation pass.
Definition: PassManager.h:155
llvm
This file implements support for optimizing divisions by a constant.
Definition: AllocatorList.h:23
llvm::PassInfoMixin
A CRTP mix-in to automatically provide informational APIs needed for passes.
Definition: PassManager.h:374
llvm::Loop
Represents a single loop in the control flow graph.
Definition: LoopInfo.h:530
llvm::LoopStandardAnalysisResults
The adaptor from a function pass to a loop pass computes these analyses and makes them available to t...
Definition: LoopAnalysisManager.h:52
llvm::LoopPredicationPass
Performs Loop Predication Pass.
Definition: LoopPredication.h:24
llvm::LoopPredicationPass::run
PreservedAnalyses run(Loop &L, LoopAnalysisManager &AM, LoopStandardAnalysisResults &AR, LPMUpdater &U)
Definition: LoopPredication.cpp:366
LoopInfo.h
llvm::LPMUpdater
This class provides an interface for updating the loop pass manager based on mutations to the loop ne...
Definition: LoopPassManager.h:263
LoopPassManager.h
PassManager.h
llvm::AnalysisManager
A container for analyses that lazily runs them and caches their results.
Definition: InstructionSimplify.h:44