1 //===- ControlHeightReduction.h - Control Height Reduction ------*- 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 //
10 // This pass merges conditional blocks of code and reduces the number of
11 // conditional branches in the hot paths based on profiles.
12 //
13 //===----------------------------------------------------------------------===//
14 
15 #ifndef LLVM_TRANSFORMS_INSTRUMENTATION_CONTROLHEIGHTREDUCTION_H
16 #define LLVM_TRANSFORMS_INSTRUMENTATION_CONTROLHEIGHTREDUCTION_H
17 
18 #include "llvm/Analysis/LoopInfo.h"
19 #include "llvm/IR/PassManager.h"
20 
21 namespace llvm {
22 
23 class ControlHeightReductionPass :
24       public PassInfoMixin<ControlHeightReductionPass> {
25 public:
26   ControlHeightReductionPass();
27   PreservedAnalyses run(Function &F, FunctionAnalysisManager &FAM);
28 };
29 } // end namespace llvm
30 
31 #endif // LLVM_TRANSFORMS_INSTRUMENTATION_CONTROLHEIGHTREDUCTION_H
32