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