audk/ArmPkg/Library/CompilerIntrinsicsLib/memcpy.c

38 lines
927 B
C

//------------------------------------------------------------------------------
//
// Copyright (c) 2016, Linaro Ltd. All rights reserved.<BR>
//
// SPDX-License-Identifier: BSD-2-Clause-Patent
//
//------------------------------------------------------------------------------
typedef __SIZE_TYPE__ size_t;
static void __memcpy(void *dest, const void *src, size_t n)
{
unsigned char *d = dest;
unsigned char const *s = src;
while (n--)
*d++ = *s++;
}
void *memcpy(void *dest, const void *src, size_t n)
{
__memcpy(dest, src, n);
return dest;
}
#ifdef __arm__
__attribute__((__alias__("__memcpy")))
void __aeabi_memcpy(void *dest, const void *src, size_t n);
__attribute__((__alias__("__memcpy")))
void __aeabi_memcpy4(void *dest, const void *src, size_t n);
__attribute__((__alias__("__memcpy")))
void __aeabi_memcpy8(void *dest, const void *src, size_t n);
#endif