xref: /freebsd/contrib/llvm-project/compiler-rt/lib/builtins/arm/aeabi_memmove.S (revision 5ca8e32633c4ffbbcd6762e5888b6a4ba0708c6c)
1//===-- aeabi_memmove.S - EABI memmove 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_memmove(void *dest, void *src, size_t n) { memmove(dest, src, n); }
12
13        .p2align 2
14DEFINE_COMPILERRT_FUNCTION(__aeabi_memmove)
15#ifdef USE_THUMB_1
16        push    {r7, lr}
17        bl      memmove
18        pop     {r7, pc}
19#else
20        b       memmove
21#endif
22END_COMPILERRT_FUNCTION(__aeabi_memmove)
23
24DEFINE_AEABI_FUNCTION_ALIAS(__aeabi_memmove4, __aeabi_memmove)
25DEFINE_AEABI_FUNCTION_ALIAS(__aeabi_memmove8, __aeabi_memmove)
26
27NO_EXEC_STACK_DIRECTIVE
28
29