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      1 //===-- tsan_interface.h ----------------------------------------*- 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 //
     10 // This file is a part of ThreadSanitizer (TSan), a race detector.
     11 //
     12 // The functions declared in this header will be inserted by the instrumentation
     13 // module.
     14 // This header can be included by the instrumented program or by TSan tests.
     15 //===----------------------------------------------------------------------===//
     16 #ifndef TSAN_INTERFACE_H
     17 #define TSAN_INTERFACE_H
     18 
     19 #include <sanitizer_common/sanitizer_internal_defs.h>
     20 
     21 // This header should NOT include any other headers.
     22 // All functions in this header are extern "C" and start with __tsan_.
     23 
     24 #ifdef __cplusplus
     25 extern "C" {
     26 #endif
     27 
     28 // This function should be called at the very beginning of the process,
     29 // before any instrumented code is executed and before any call to malloc.
     30 void __tsan_init() SANITIZER_INTERFACE_ATTRIBUTE;
     31 
     32 void __tsan_read1(void *addr) SANITIZER_INTERFACE_ATTRIBUTE;
     33 void __tsan_read2(void *addr) SANITIZER_INTERFACE_ATTRIBUTE;
     34 void __tsan_read4(void *addr) SANITIZER_INTERFACE_ATTRIBUTE;
     35 void __tsan_read8(void *addr) SANITIZER_INTERFACE_ATTRIBUTE;
     36 void __tsan_read16(void *addr) SANITIZER_INTERFACE_ATTRIBUTE;
     37 
     38 void __tsan_write1(void *addr) SANITIZER_INTERFACE_ATTRIBUTE;
     39 void __tsan_write2(void *addr) SANITIZER_INTERFACE_ATTRIBUTE;
     40 void __tsan_write4(void *addr) SANITIZER_INTERFACE_ATTRIBUTE;
     41 void __tsan_write8(void *addr) SANITIZER_INTERFACE_ATTRIBUTE;
     42 void __tsan_write16(void *addr) SANITIZER_INTERFACE_ATTRIBUTE;
     43 
     44 u16 __tsan_unaligned_read2(const uu16 *addr) SANITIZER_INTERFACE_ATTRIBUTE;
     45 u32 __tsan_unaligned_read4(const uu32 *addr) SANITIZER_INTERFACE_ATTRIBUTE;
     46 u64 __tsan_unaligned_read8(const uu64 *addr) SANITIZER_INTERFACE_ATTRIBUTE;
     47 void __tsan_unaligned_write2(uu16 *addr, u16 v) SANITIZER_INTERFACE_ATTRIBUTE;
     48 void __tsan_unaligned_write4(uu32 *addr, u32 v) SANITIZER_INTERFACE_ATTRIBUTE;
     49 void __tsan_unaligned_write8(uu64 *addr, u64 v) SANITIZER_INTERFACE_ATTRIBUTE;
     50 
     51 void __tsan_vptr_read(void **vptr_p) SANITIZER_INTERFACE_ATTRIBUTE;
     52 void __tsan_vptr_update(void **vptr_p, void *new_val)
     53     SANITIZER_INTERFACE_ATTRIBUTE;
     54 
     55 void __tsan_func_entry(void *call_pc) SANITIZER_INTERFACE_ATTRIBUTE;
     56 void __tsan_func_exit() SANITIZER_INTERFACE_ATTRIBUTE;
     57 
     58 void __tsan_read_range(void *addr, unsigned long size)  // NOLINT
     59     SANITIZER_INTERFACE_ATTRIBUTE;
     60 void __tsan_write_range(void *addr, unsigned long size)  // NOLINT
     61     SANITIZER_INTERFACE_ATTRIBUTE;
     62 
     63 #ifdef __cplusplus
     64 }  // extern "C"
     65 #endif
     66 
     67 #endif  // TSAN_INTERFACE_H
     68