/Users/buildslave/jenkins/sharedspace/clang-stage2-coverage-R@2/llvm/include/llvm/Transforms/PGOInstrumentation.h
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1 | | //===- Transforms/PGOInstrumentation.h - PGO gen/use passes ---*- 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 | | /// \file |
10 | | /// This file provides the interface for IR based instrumentation passes ( |
11 | | /// (profile-gen, and profile-use). |
12 | | //===----------------------------------------------------------------------===// |
13 | | |
14 | | #ifndef LLVM_TRANSFORMS_PGOINSTRUMENTATION_H |
15 | | #define LLVM_TRANSFORMS_PGOINSTRUMENTATION_H |
16 | | |
17 | | #include "llvm/IR/PassManager.h" |
18 | | #include "llvm/Transforms/Instrumentation.h" |
19 | | |
20 | | namespace llvm { |
21 | | |
22 | | /// The instrumentation (profile-instr-gen) pass for IR based PGO. |
23 | | class PGOInstrumentationGen : public PassInfoMixin<PGOInstrumentationGen> { |
24 | | public: |
25 | | PreservedAnalyses run(Module &M, ModuleAnalysisManager &AM); |
26 | | }; |
27 | | |
28 | | /// The profile annotation (profile-instr-use) pass for IR based PGO. |
29 | | class PGOInstrumentationUse : public PassInfoMixin<PGOInstrumentationUse> { |
30 | | public: |
31 | | PreservedAnalyses run(Module &M, ModuleAnalysisManager &AM); |
32 | | PGOInstrumentationUse(std::string Filename = ""); |
33 | | |
34 | | private: |
35 | | std::string ProfileFileName; |
36 | | }; |
37 | | |
38 | | /// The indirect function call promotion pass. |
39 | | class PGOIndirectCallPromotion : public PassInfoMixin<PGOIndirectCallPromotion> { |
40 | | public: |
41 | | PGOIndirectCallPromotion(bool IsInLTO = false, bool SamplePGO = false) |
42 | 0 | : InLTO(IsInLTO), SamplePGO(SamplePGO) {} |
43 | | PreservedAnalyses run(Module &M, ModuleAnalysisManager &AM); |
44 | | |
45 | | private: |
46 | | bool InLTO; |
47 | | bool SamplePGO; |
48 | | }; |
49 | | |
50 | | /// The profile size based optimization pass for memory intrinsics. |
51 | | class PGOMemOPSizeOpt : public PassInfoMixin<PGOMemOPSizeOpt> { |
52 | | public: |
53 | 0 | PGOMemOPSizeOpt() {} |
54 | | PreservedAnalyses run(Function &F, FunctionAnalysisManager &AM); |
55 | | }; |
56 | | |
57 | | void setProfMetadata(Module *M, Instruction *TI, ArrayRef<uint64_t> EdgeCounts, |
58 | | uint64_t MaxCount); |
59 | | |
60 | | } // End llvm namespace |
61 | | #endif |