| //===--------- Definition of the MemProfiler class --------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file declares the MemProfiler class. |
| // |
| //===----------------------------------------------------------------------===// |
| #ifndef LLVM_TRANSFORMS_INSTRUMENTATION_MEMPROFILER_H |
| #define LLVM_TRANSFORMS_INSTRUMENTATION_MEMPROFILER_H |
| |
| #include "llvm/IR/Function.h" |
| #include "llvm/IR/Module.h" |
| #include "llvm/IR/PassManager.h" |
| |
| namespace llvm { |
| |
| /// Public interface to the memory profiler pass for instrumenting code to |
| /// profile memory accesses. |
| /// |
| /// The profiler itself is a function pass that works by inserting various |
| /// calls to the MemProfiler runtime library functions. The runtime library |
| /// essentially replaces malloc() and free() with custom implementations that |
| /// record data about the allocations. |
| class MemProfilerPass : public PassInfoMixin<MemProfilerPass> { |
| public: |
| explicit MemProfilerPass(); |
| PreservedAnalyses run(Function &F, FunctionAnalysisManager &AM); |
| static bool isRequired() { return true; } |
| }; |
| |
| /// Public interface to the memory profiler module pass for instrumenting code |
| /// to profile memory allocations and accesses. |
| class ModuleMemProfilerPass : public PassInfoMixin<ModuleMemProfilerPass> { |
| public: |
| explicit ModuleMemProfilerPass(); |
| PreservedAnalyses run(Module &M, ModuleAnalysisManager &AM); |
| static bool isRequired() { return true; } |
| }; |
| |
| // Insert MemProfiler instrumentation |
| FunctionPass *createMemProfilerFunctionPass(); |
| ModulePass *createModuleMemProfilerLegacyPassPass(); |
| |
| } // namespace llvm |
| |
| #endif |