zTC1/mico-os/platform/GCC/eabi.c

/**
 *  UNPUBLISHED PROPRIETARY SOURCE CODE
 *  Copyright (c) 2016 MXCHIP Inc.
 *
 *  The contents of this file may not be disclosed to third parties, copied or
 *  duplicated in any form, in whole or in part, without the prior written
 *  permission of MXCHIP Corporation.
 *
 */

#include <stddef.h>
#include <string.h>

//void* __dso_handle = 0;

/* Make this a weak symbol to avoid a multiple definition error when linking
 * with libstdc++-v3.  */
int __attribute__((weak))
__aeabi_atexit (void *object, void (*destructor) (void *), void *dso_handle)
{
    //return __cxa_atexit(destructor, object, dso_handle);
    return 0;
}


void __aeabi_memcpy8(void *dest, const void *src, size_t n) {
    memcpy(dest, src, n);
}

void __aeabi_memcpy4(void *dest, const void *src, size_t n) {
    memcpy(dest, src, n);
}

void __aeabi_memcpy(void *dest, const void *src, size_t n) {
    memcpy(dest, src, n);
}


void __aeabi_memmove8(void *dest, const void *src, size_t n) {
    memmove(dest, src, n);
}

void __aeabi_memmove4(void *dest, const void *src, size_t n) {
    memmove(dest, src, n);
}

void __aeabi_memmove(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 __aeabi_memset8(void *dest, size_t n, int c) {
    memset(dest, c, n);
}

void __aeabi_memset4(void *dest, size_t n, int c) {
    memset(dest, c, n);
}

void __aeabi_memset(void *dest, size_t n, int c) {
    memset(dest, c, n);
}


void __aeabi_memclr8(void *dest, size_t n) {
    __aeabi_memset8(dest, n, 0);
}

void __aeabi_memclr4(void *dest, size_t n) {
    __aeabi_memset4(dest, n, 0);
}

void __aeabi_memclr(void *dest, size_t n) {
    __aeabi_memset(dest, n, 0);
}