/*
* Copyright ( C ) 2008 The Android Open Source Project
* All rights reserved .
*
* Redistribution and use in source and binary forms , with or without
* modification , are permitted provided that the following conditions
* are met :
* * Redistributions of source code must retain the above copyright
* notice , this list of conditions and the following disclaimer .
* * Redistributions in binary form must reproduce the above copyright
* notice , this list of conditions and the following disclaimer in
* the documentation and / or other materials provided with the
* distribution .
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* " AS IS " AND ANY EXPRESS OR IMPLIED WARRANTIES , INCLUDING , BUT NOT
* LIMITED TO , THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED . IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT , INDIRECT ,
* INCIDENTAL , SPECIAL , EXEMPLARY , OR CONSEQUENTIAL DAMAGES ( INCLUDING ,
* BUT NOT LIMITED TO , PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES ; LOSS
* OF USE , DATA , OR PROFITS ; OR BUSINESS INTERRUPTION ) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY , WHETHER IN CONTRACT , STRICT LIABILITY ,
* OR TORT ( INCLUDING NEGLIGENCE OR OTHERWISE ) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE , EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE .
*/
// clang interprets -fno-builtin more loosely than you might expect,
// and thinks it's okay to still substitute builtins as long as they're
// named __aeabi_* rather than __builtin_*, which causes infinite
// recursion if we have the fortified memcpy visible in this file.
#undef _FORTIFY_SOURCE
#include <stddef.h>
#include <string.h>
extern int __cxa_atexit(void (*)(void *), void *, void *);
// All of these are weak symbols to avoid multiple definition errors when
// linking with libstdc++-v3 or compiler-rt.
/* The "C++ ABI for ARM" document states that static C++ constructors,
* which are called from the . init_array , should manually call
* _ _ aeabi_atexit ( ) to register static destructors explicitly .
*
* Note that ' dso_handle ' is the address of a magic linker - generate
* variable from the shared object that contains the constructor / destructor
*/
int __attribute__((weak))
__aeabi_atexit_impl(void *object, void (*destructor) (void *), void *dso_handle) {
return __cxa_atexit(destructor, object, dso_handle);
}
int __attribute__((weak))
__aeabi_atexit_impl2(void *object, void (*destructor) (void *), void *dso_handle) {
return __cxa_atexit(destructor, object, dso_handle);
}
void __attribute__((weak)) __aeabi_memcpy8_impl(void *dest, const void *src, size_t n) {
memcpy(dest, src, n);
}
void __attribute__((weak)) __aeabi_memcpy4_impl(void *dest, const void *src, size_t n) {
memcpy(dest, src, n);
}
void __attribute__((weak)) __aeabi_memcpy_impl(void *dest, const void *src, size_t n) {
memcpy(dest, src, n);
}
void __attribute__((weak)) __aeabi_memcpy8_impl2(void *dest, const void *src, size_t n) {
memcpy(dest, src, n);
}
void __attribute__((weak)) __aeabi_memcpy4_impl2(void *dest, const void *src, size_t n) {
memcpy(dest, src, n);
}
void __attribute__((weak)) __aeabi_memcpy_impl2(void *dest, const void *src, size_t n) {
memcpy(dest, src, n);
}
void __attribute__((weak)) __aeabi_memmove8_impl(void *dest, const void *src, size_t n) {
memmove(dest, src, n);
}
void __attribute__((weak)) __aeabi_memmove4_impl(void *dest, const void *src, size_t n) {
memmove(dest, src, n);
}
void __attribute__((weak)) __aeabi_memmove_impl(void *dest, const void *src, size_t n) {
memmove(dest, src, n);
}
void __attribute__((weak)) __aeabi_memmove8_impl2(void *dest, const void *src, size_t n) {
memmove(dest, src, n);
}
void __attribute__((weak)) __aeabi_memmove4_impl2(void *dest, const void *src, size_t n) {
memmove(dest, src, n);
}
void __attribute__((weak)) __aeabi_memmove_impl2(void *dest, const void *src, size_t n) {
memmove(dest, src, n);
}
/*
* _ _ aeabi_memset has the order of its second and third arguments reversed .
* This allows _ _ aeabi_memclr to tail - call _ _ aeabi_memset
*/
void __attribute__((weak)) __aeabi_memset8_impl(void *dest, size_t n, int c) {
memset(dest, c, n);
}
void __attribute__((weak)) __aeabi_memset4_impl(void *dest, size_t n, int c) {
memset(dest, c, n);
}
void __attribute__((weak)) __aeabi_memset_impl(void *dest, size_t n, int c) {
memset(dest, c, n);
}
void __attribute__((weak)) __aeabi_memset8_impl2(void *dest, size_t n, int c) {
memset(dest, c, n);
}
void __attribute__((weak)) __aeabi_memset4_impl2(void *dest, size_t n, int c) {
memset(dest, c, n);
}
void __attribute__((weak)) __aeabi_memset_impl2(void *dest, size_t n, int c) {
memset(dest, c, n);
}
void __attribute__((weak)) __aeabi_memclr8_impl(void *dest, size_t n) {
__aeabi_memset8_impl(dest, n, 0 );
}
void __attribute__((weak)) __aeabi_memclr4_impl(void *dest, size_t n) {
__aeabi_memset4_impl(dest, n, 0 );
}
void __attribute__((weak)) __aeabi_memclr_impl(void *dest, size_t n) {
__aeabi_memset_impl(dest, n, 0 );
}
void __attribute__((weak)) __aeabi_memclr8_impl2(void *dest, size_t n) {
__aeabi_memset8_impl(dest, n, 0 );
}
void __attribute__((weak)) __aeabi_memclr4_impl2(void *dest, size_t n) {
__aeabi_memset4_impl(dest, n, 0 );
}
void __attribute__((weak)) __aeabi_memclr_impl2(void *dest, size_t n) {
__aeabi_memset_impl(dest, n, 0 );
}
#define __AEABI_SYMVERS(fn_name) \
__asm__(".symver " #fn_name "_impl, " #fn_name "@@LIBC_N" ); \
__asm__(".symver " #fn_name "_impl2, " #fn_name "@LIBC_PRIVATE" )
__AEABI_SYMVERS(__aeabi_atexit);
__AEABI_SYMVERS(__aeabi_memcpy8);
__AEABI_SYMVERS(__aeabi_memcpy4);
__AEABI_SYMVERS(__aeabi_memcpy);
__AEABI_SYMVERS(__aeabi_memmove8);
__AEABI_SYMVERS(__aeabi_memmove4);
__AEABI_SYMVERS(__aeabi_memmove);
__AEABI_SYMVERS(__aeabi_memset8);
__AEABI_SYMVERS(__aeabi_memset4);
__AEABI_SYMVERS(__aeabi_memset);
__AEABI_SYMVERS(__aeabi_memclr8);
__AEABI_SYMVERS(__aeabi_memclr4);
__AEABI_SYMVERS(__aeabi_memclr);
#undef __AEABI_SYMVERS
Messung V0.5 in Prozent C=88 H=97 G=92
¤ Dauer der Verarbeitung: 0.17 Sekunden
(vorverarbeitet am 2026-06-28)
¤
*© Formatika GbR, Deutschland