1 //===- HotColdSplitting.h ---- Outline Cold Regions -------------*- C++ -*-===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //===----------------------------------------------------------------------===//
8 //
9 // This pass outlines cold regions to a separate function.
10 //
11 //===----------------------------------------------------------------------===//
12 
13 #ifndef LLVM_TRANSFORMS_IPO_HOTCOLDSPLITTING_H
14 #define LLVM_TRANSFORMS_IPO_HOTCOLDSPLITTING_H
15 
16 #include "llvm/IR/PassManager.h"
17 
18 namespace llvm {
19 
20 class Module;
21 
22 /// Pass to outline cold regions.
23 class HotColdSplittingPass : public PassInfoMixin<HotColdSplittingPass> {
24 public:
25   PreservedAnalyses run(Module &M, ModuleAnalysisManager &AM);
26 };
27 
28 } // end namespace llvm
29 
30 #endif // LLVM_TRANSFORMS_IPO_HOTCOLDSPLITTING_H
31 
32