1 //===- Transforms/Instrumentation/ThreadSanitizer.h - TSan Pass -----------===// 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 file defines the thread sanitizer pass. 10 // 11 //===----------------------------------------------------------------------===// 12 13 #ifndef LLVM_TRANSFORMS_INSTRUMENTATION_THREADSANITIZER_H 14 #define LLVM_TRANSFORMS_INSTRUMENTATION_THREADSANITIZER_H 15 16 #include "llvm/IR/PassManager.h" 17 #include "llvm/Pass.h" 18 19 namespace llvm { 20 // Insert ThreadSanitizer (race detection) instrumentation 21 FunctionPass *createThreadSanitizerLegacyPassPass(); 22 23 /// A function pass for tsan instrumentation. 24 /// 25 /// Instruments functions to detect race conditions reads. This function pass 26 /// inserts calls to runtime library functions. If the functions aren't declared 27 /// yet, the pass inserts the declarations. Otherwise the existing globals are 28 struct ThreadSanitizerPass : public PassInfoMixin<ThreadSanitizerPass> { 29 PreservedAnalyses run(Function &F, FunctionAnalysisManager &FAM); 30 PreservedAnalyses run(Module &M, ModuleAnalysisManager &AM); 31 static bool isRequired() { return true; } 32 }; 33 34 } // namespace llvm 35 #endif /* LLVM_TRANSFORMS_INSTRUMENTATION_THREADSANITIZER_H */ 36