src/compiler-rt/lib/tsan/rtl/tsan_interface.h

   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 SANITIZER_INTERFACE_ATTRIBUTE void __tsan_init();
  31
  32 SANITIZER_INTERFACE_ATTRIBUTE void __tsan_read1(void *addr);
  33 SANITIZER_INTERFACE_ATTRIBUTE void __tsan_read2(void *addr);
  34 SANITIZER_INTERFACE_ATTRIBUTE void __tsan_read4(void *addr);
  35 SANITIZER_INTERFACE_ATTRIBUTE void __tsan_read8(void *addr);
  36 SANITIZER_INTERFACE_ATTRIBUTE void __tsan_read16(void *addr);
  37
  38 SANITIZER_INTERFACE_ATTRIBUTE void __tsan_write1(void *addr);
  39 SANITIZER_INTERFACE_ATTRIBUTE void __tsan_write2(void *addr);
  40 SANITIZER_INTERFACE_ATTRIBUTE void __tsan_write4(void *addr);
  41 SANITIZER_INTERFACE_ATTRIBUTE void __tsan_write8(void *addr);
  42 SANITIZER_INTERFACE_ATTRIBUTE void __tsan_write16(void *addr);
  43
  44 SANITIZER_INTERFACE_ATTRIBUTE u16 __tsan_unaligned_read2(const uu16 *addr);
  45 SANITIZER_INTERFACE_ATTRIBUTE u32 __tsan_unaligned_read4(const uu32 *addr);
  46 SANITIZER_INTERFACE_ATTRIBUTE u64 __tsan_unaligned_read8(const uu64 *addr);
  47 SANITIZER_INTERFACE_ATTRIBUTE void __tsan_unaligned_write2(uu16 *addr, u16 v);
  48 SANITIZER_INTERFACE_ATTRIBUTE void __tsan_unaligned_write4(uu32 *addr, u32 v);
  49 SANITIZER_INTERFACE_ATTRIBUTE void __tsan_unaligned_write8(uu64 *addr, u64 v);
  50
  51 SANITIZER_INTERFACE_ATTRIBUTE void __tsan_vptr_read(void **vptr_p);
  52 SANITIZER_INTERFACE_ATTRIBUTE
  53 void __tsan_vptr_update(void **vptr_p, void *new_val);
  54
  55 SANITIZER_INTERFACE_ATTRIBUTE void __tsan_func_entry(void *call_pc);
  56 SANITIZER_INTERFACE_ATTRIBUTE void __tsan_func_exit();
  57
  58 SANITIZER_INTERFACE_ATTRIBUTE
  59 void __tsan_read_range(void *addr, unsigned long size);  // NOLINT
  60 SANITIZER_INTERFACE_ATTRIBUTE
  61 void __tsan_write_range(void *addr, unsigned long size);  // NOLINT
  62
  63 #ifdef __cplusplus
  64 }  // extern "C"
  65 #endif
  66
  67 #endif  // TSAN_INTERFACE_H