103 lines
3.2 KiB
C
103 lines
3.2 KiB
C
/*
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* Copyright (C) 2008 The Android Open Source Project
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <stddef.h>
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#include <string.h>
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extern int __cxa_atexit(void (*)(void*), void*, void* );
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/* The "C++ ABI for ARM" document states that static C++ constructors,
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* which are called from the .init_array, should manually call
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* __aeabi_atexit() to register static destructors explicitly.
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*
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* Note that 'dso_handle' is the address of a magic linker-generate
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* variable from the shared object that contains the constructor/destructor
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*/
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/* Make this a weak symbol to avoid a multiple definition error when linking
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* with libstdc++-v3. */
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int __attribute__((weak))
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__aeabi_atexit (void *object, void (*destructor) (void *), void *dso_handle)
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{
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return __cxa_atexit(destructor, object, dso_handle);
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}
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void __aeabi_memcpy8(void *dest, const void *src, size_t n) {
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memcpy(dest, src, n);
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}
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void __aeabi_memcpy4(void *dest, const void *src, size_t n) {
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memcpy(dest, src, n);
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}
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void __aeabi_memcpy(void *dest, const void *src, size_t n) {
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memcpy(dest, src, n);
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}
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void __aeabi_memmove8(void *dest, const void *src, size_t n) {
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memmove(dest, src, n);
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}
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void __aeabi_memmove4(void *dest, const void *src, size_t n) {
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memmove(dest, src, n);
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}
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void __aeabi_memmove(void *dest, const void *src, size_t n) {
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memmove(dest, src, n);
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}
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/*
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* __aeabi_memset has the order of its second and third arguments reversed.
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* This allows __aeabi_memclr to tail-call __aeabi_memset
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*/
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void __aeabi_memset8(void *dest, size_t n, int c) {
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memset(dest, c, n);
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}
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void __aeabi_memset4(void *dest, size_t n, int c) {
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memset(dest, c, n);
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}
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void __aeabi_memset(void *dest, size_t n, int c) {
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memset(dest, c, n);
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}
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void __aeabi_memclr8(void *dest, size_t n) {
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__aeabi_memset8(dest, n, 0);
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}
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void __aeabi_memclr4(void *dest, size_t n) {
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__aeabi_memset4(dest, n, 0);
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}
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void __aeabi_memclr(void *dest, size_t n) {
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__aeabi_memset(dest, n, 0);
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}
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