LLVM  14.0.0git
CanonicalizeFreezeInLoops.h
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1 //==- CanonicalizeFreezeInLoop.h - Canonicalize freezes in a loop-*- 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 file canonicalizes freeze instructions in a loop.
10 //
11 //===----------------------------------------------------------------------===//
12 
13 #ifndef LLVM_TRANSFORMS_UTILS_CANONICALIZEFREEZEINLOOPS_H
14 #define LLVM_TRANSFORMS_UTILS_CANONICALIZEFREEZEINLOOPS_H
15 
17 #include "llvm/Analysis/LoopInfo.h"
18 #include "llvm/IR/PassManager.h"
19 
20 namespace llvm {
21 class LPMUpdater;
22 
23 /// A pass that canonicalizes freeze instructions in a loop.
25  : public PassInfoMixin<CanonicalizeFreezeInLoopsPass> {
26 public:
29 };
30 
31 } // end namespace llvm
32 
33 #endif // LLVM_TRANSFORMS_UTILS_CANONICALIZEFREEZEINLOOPS_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::CanonicalizeFreezeInLoopsPass
A pass that canonicalizes freeze instructions in a loop.
Definition: CanonicalizeFreezeInLoops.h:24
LoopAnalysisManager.h
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
llvm::CanonicalizeFreezeInLoopsPass::run
PreservedAnalyses run(Loop &L, LoopAnalysisManager &AM, LoopStandardAnalysisResults &AR, LPMUpdater &U)
Definition: CanonicalizeFreezeInLoops.cpp:228
PassManager.h
llvm::AnalysisManager
A container for analyses that lazily runs them and caches their results.
Definition: InstructionSimplify.h:44