3ca75cd550
2019-11-05 Martin Liska <mliska@suse.cz> * all source files: Merge from upstream r375507. From-SVN: r277834
44 lines
1.5 KiB
C++
44 lines
1.5 KiB
C++
//===-- asan_interceptors_memintrinsics.cpp -------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===---------------------------------------------------------------------===//
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//
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// This file is a part of AddressSanitizer, an address sanity checker.
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//
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// ASan versions of memcpy, memmove, and memset.
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//===---------------------------------------------------------------------===//
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#include "asan_interceptors_memintrinsics.h"
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#include "asan_report.h"
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#include "asan_stack.h"
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#include "asan_suppressions.h"
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using namespace __asan;
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void *__asan_memcpy(void *to, const void *from, uptr size) {
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ASAN_MEMCPY_IMPL(nullptr, to, from, size);
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}
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void *__asan_memset(void *block, int c, uptr size) {
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ASAN_MEMSET_IMPL(nullptr, block, c, size);
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}
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void *__asan_memmove(void *to, const void *from, uptr size) {
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ASAN_MEMMOVE_IMPL(nullptr, to, from, size);
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}
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#if SANITIZER_FUCHSIA || SANITIZER_RTEMS
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// Fuchsia and RTEMS don't use sanitizer_common_interceptors.inc, but
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// the only things there it wants are these three. Just define them
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// as aliases here rather than repeating the contents.
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extern "C" decltype(__asan_memcpy) memcpy[[gnu::alias("__asan_memcpy")]];
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extern "C" decltype(__asan_memmove) memmove[[gnu::alias("__asan_memmove")]];
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extern "C" decltype(__asan_memset) memset[[gnu::alias("__asan_memset")]];
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#endif // SANITIZER_FUCHSIA || SANITIZER_RTEMS
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