1 | //===-- aeabi_memcpy.S - EABI memcpy implementation -----------------------===// |
2 | // |
3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
4 | // See https://llvm.org/LICENSE.txt for license information. |
5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
6 | // |
7 | //===----------------------------------------------------------------------===// |
8 | |
9 | #include "../assembly.h" |
10 | |
11 | // void __aeabi_memcpy(void *dest, void *src, size_t n) { memcpy(dest, src, n); } |
12 | |
13 | .syntax unified |
14 | .p2align 2 |
15 | DEFINE_COMPILERRT_FUNCTION(__aeabi_memcpy) |
16 | #ifdef USE_THUMB_1 |
17 | push {r7, lr} |
18 | bl memcpy |
19 | pop {r7, pc} |
20 | #else |
21 | b memcpy |
22 | #endif |
23 | END_COMPILERRT_FUNCTION(__aeabi_memcpy) |
24 | |
25 | DEFINE_AEABI_FUNCTION_ALIAS(__aeabi_memcpy4, __aeabi_memcpy) |
26 | DEFINE_AEABI_FUNCTION_ALIAS(__aeabi_memcpy8, __aeabi_memcpy) |
27 | |
28 | NO_EXEC_STACK_DIRECTIVE |
29 | |
30 | |