LLVM  14.0.0git
LowerSwitch.h
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1 //===- LowerSwitch.h - Eliminate Switch instructions ----------------------===//
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 // The LowerSwitch transformation rewrites switch instructions with a sequence
10 // of branches, which allows targets to get away with not implementing the
11 // switch instruction until it is convenient.
12 //
13 //===----------------------------------------------------------------------===//
14 
15 #ifndef LLVM_TRANSFORMS_UTILS_LOWERSWITCH_H
16 #define LLVM_TRANSFORMS_UTILS_LOWERSWITCH_H
17 
18 #include "llvm/IR/PassManager.h"
19 
20 namespace llvm {
21 struct LowerSwitchPass : public PassInfoMixin<LowerSwitchPass> {
23 };
24 } // namespace llvm
25 
26 #endif // LLVM_TRANSFORMS_UTILS_LOWERSWITCH_H
llvm::PreservedAnalyses
A set of analyses that are preserved following a run of a transformation pass.
Definition: PassManager.h:155
llvm::LowerSwitchPass::run
PreservedAnalyses run(Function &F, FunctionAnalysisManager &AM)
Definition: LowerSwitch.cpp:591
llvm
This is an optimization pass for GlobalISel generic memory operations.
Definition: AllocatorList.h:23
llvm::PassInfoMixin
A CRTP mix-in to automatically provide informational APIs needed for passes.
Definition: PassManager.h:374
llvm::Function
Definition: Function.h:62
llvm::LowerSwitchPass
Definition: LowerSwitch.h:21
F
#define F(x, y, z)
Definition: MD5.cpp:56
PassManager.h
llvm::AnalysisManager
A container for analyses that lazily runs them and caches their results.
Definition: InstructionSimplify.h:44