libsanitizer/tsan/tsan_interceptors_memintrinsics.cpp

   1 //===-- tsan_interceptors_posix.cpp ---------------------------------------===//
   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 is a part of ThreadSanitizer (TSan), a race detector.
  10 //
  11 //===----------------------------------------------------------------------===//
  12
  13 #define SANITIZER_COMMON_NO_REDEFINE_BUILTINS
  14
  15 #include "tsan_interceptors.h"
  16 #include "tsan_interface.h"
  17
  18 using namespace __tsan;
  19
  20 #include "sanitizer_common/sanitizer_common_interceptors_memintrinsics.inc"
  21
  22 extern "C" {
  23
  24 void *__tsan_memcpy(void *dst, const void *src, uptr size) {
  25   void *ctx;
  26 #if PLATFORM_HAS_DIFFERENT_MEMCPY_AND_MEMMOVE
  27   COMMON_INTERCEPTOR_MEMCPY_IMPL(ctx, dst, src, size);
  28 #else
  29   COMMON_INTERCEPTOR_MEMMOVE_IMPL(ctx, dst, src, size);
  30 #endif
  31 }
  32
  33 void *__tsan_memset(void *dst, int c, uptr size) {
  34   void *ctx;
  35   COMMON_INTERCEPTOR_MEMSET_IMPL(ctx, dst, c, size);
  36 }
  37
  38 void *__tsan_memmove(void *dst, const void *src, uptr size) {
  39   void *ctx;
  40   COMMON_INTERCEPTOR_MEMMOVE_IMPL(ctx, dst, src, size);
  41 }
  42
  43 }  // extern "C"