mirror of
https://github.com/dart-lang/sdk
synced 2024-09-19 14:43:32 +00:00
95f87f321a
Change-Id: Id6e085563b05861351c431a9c067387b4b01270b Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/137380 Reviewed-by: Ben Konyi <bkonyi@google.com> Commit-Queue: Ryan Macnak <rmacnak@google.com>
48 lines
2.5 KiB
C
48 lines
2.5 KiB
C
// Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file
|
|
// for details. All rights reserved. Use of this source code is governed by a
|
|
// BSD-style license that can be found in the LICENSE file.
|
|
|
|
#ifndef RUNTIME_PLATFORM_MEMORY_SANITIZER_H_
|
|
#define RUNTIME_PLATFORM_MEMORY_SANITIZER_H_
|
|
|
|
#include "platform/globals.h"
|
|
|
|
// Allow the use of Msan (MemorySanitizer). This is needed as Msan needs to be
|
|
// told about areas that are initialized by generated code.
|
|
#if defined(__has_feature)
|
|
#if __has_feature(memory_sanitizer)
|
|
extern "C" void __msan_poison(const volatile void*, size_t);
|
|
extern "C" void __msan_unpoison(const volatile void*, size_t);
|
|
extern "C" void __msan_check_mem_is_initialized(const volatile void*, size_t);
|
|
#define MSAN_POISON(ptr, len) __msan_poison(ptr, len)
|
|
#define MSAN_UNPOISON(ptr, len) __msan_unpoison(ptr, len)
|
|
#define MSAN_CHECK_INITIALIZED(ptr, len) \
|
|
__msan_check_mem_is_initialized(ptr, len)
|
|
#define NO_SANITIZE_MEMORY __attribute__((no_sanitize("memory")))
|
|
#else // __has_feature(memory_sanitizer)
|
|
#define MSAN_POISON(ptr, len) \
|
|
do { \
|
|
} while (false && (ptr) == 0 && (len) == 0)
|
|
#define MSAN_UNPOISON(ptr, len) \
|
|
do { \
|
|
} while (false && (ptr) == 0 && (len) == 0)
|
|
#define MSAN_CHECK_INITIALIZED(ptr, len) \
|
|
do { \
|
|
} while (false && (ptr) == 0 && (len) == 0)
|
|
#define NO_SANITIZE_MEMORY
|
|
#endif // __has_feature(memory_sanitizer)
|
|
#else // defined(__has_feature)
|
|
#define MSAN_POISON(ptr, len) \
|
|
do { \
|
|
} while (false && (ptr) == 0 && (len) == 0)
|
|
#define MSAN_UNPOISON(ptr, len) \
|
|
do { \
|
|
} while (false && (ptr) == 0 && (len) == 0)
|
|
#define MSAN_CHECK_INITIALIZED(ptr, len) \
|
|
do { \
|
|
} while (false && (ptr) == 0 && (len) == 0)
|
|
#define NO_SANITIZE_MEMORY
|
|
#endif // defined(__has_feature)
|
|
|
|
#endif // RUNTIME_PLATFORM_MEMORY_SANITIZER_H_
|