include/llvm/Transforms/Utils/EntryExitInstrumenter.h

   1 //===- EntryExitInstrumenter.h - Function Entry/Exit Instrumentation ------===//
   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 // EntryExitInstrumenter pass - Instrument function entry/exit with calls to
  10 // mcount(), @__cyg_profile_func_{enter,exit} and the like. There are two
  11 // variants, intended to run pre- and post-inlining, respectively.
  12 //
  13 //===----------------------------------------------------------------------===//
  14
  15 #ifndef LLVM_TRANSFORMS_UTILS_ENTRYEXITINSTRUMENTER_H
  16 #define LLVM_TRANSFORMS_UTILS_ENTRYEXITINSTRUMENTER_H
  17
  18 #include "llvm/IR/PassManager.h"
  19
  20 namespace llvm {
  21
  22 class Function;
  23
  24 struct EntryExitInstrumenterPass
  25     : public PassInfoMixin<EntryExitInstrumenterPass> {
  26   EntryExitInstrumenterPass(bool PostInlining) : PostInlining(PostInlining) {}
  27
  28   PreservedAnalyses run(Function &F, FunctionAnalysisManager &AM);
  29
  30   bool PostInlining;
  31 };
  32
  33 } // namespace llvm
  34
  35 #endif // LLVM_TRANSFORMS_UTILS_ENTRYEXITINSTRUMENTER_H