Ryan Macnak
f1ba8ceacf
Fix GCC TSAN build. Cleanup sanitizer includes. TEST=ci Change-Id: Ib68bbfa701b4309c03514ed689391051094208e4 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/452226 Commit-Queue: Ryan Macnak <rmacnak@google.com> Reviewed-by: Alexander Aprelev <aam@google.com>
54 lines
2.4 KiB
C
54 lines
2.4 KiB
C
// Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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#ifndef RUNTIME_PLATFORM_MEMORY_SANITIZER_H_
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#define RUNTIME_PLATFORM_MEMORY_SANITIZER_H_
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#include "platform/globals.h"
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// Allow the use of Msan (MemorySanitizer). This is needed as Msan needs to be
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// told about areas that are initialized by generated code.
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#if defined(__has_feature)
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#if __has_feature(memory_sanitizer)
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#define USING_MEMORY_SANITIZER
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#endif
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#if __has_feature(hwaddress_sanitizer)
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#define USING_HWADDRESS_SANITIZER
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#endif
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#endif
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#if defined(USING_HWADDRESS_SANITIZER)
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extern "C" void __hwasan_handle_longjmp(const void* sp_dst);
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#define HWASAN_HANDLE_LONGJMP(sp_dst) __hwasan_handle_longjmp(sp_dst)
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#else
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#define HWASAN_HANDLE_LONGJMP(sp_dst) \
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do { \
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} while (false && (sp_dst) == nullptr)
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#endif
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#if defined(USING_MEMORY_SANITIZER)
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extern "C" void __msan_poison(const volatile void*, size_t);
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extern "C" void __msan_unpoison(const volatile void*, size_t);
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extern "C" void __msan_unpoison_param(size_t);
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extern "C" void __msan_check_mem_is_initialized(const volatile void*, size_t);
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#define MSAN_POISON(ptr, len) __msan_poison(ptr, len)
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#define MSAN_UNPOISON(ptr, len) __msan_unpoison(ptr, len)
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#define MSAN_CHECK_INITIALIZED(ptr, len) \
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__msan_check_mem_is_initialized(ptr, len)
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#define NO_SANITIZE_MEMORY __attribute__((no_sanitize_memory))
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#else // defined(USING_MEMORY_SANITIZER)
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#define MSAN_POISON(ptr, len) \
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do { \
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} while (false && (ptr) == nullptr && (len) == 0)
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#define MSAN_UNPOISON(ptr, len) \
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do { \
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} while (false && (ptr) == nullptr && (len) == 0)
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#define MSAN_CHECK_INITIALIZED(ptr, len) \
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do { \
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} while (false && (ptr) == nullptr && (len) == 0)
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#define NO_SANITIZE_MEMORY
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#endif // defined(USING_MEMORY_SANITIZER)
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#endif // RUNTIME_PLATFORM_MEMORY_SANITIZER_H_
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