xref: /freebsd/contrib/llvm-project/compiler-rt/lib/builtins/arm/aeabi_memcpy.S (revision 0b57cec536236d46e3dba9bd041533462f33dbb7)
1*0b57cec5SDimitry Andric//===-- aeabi_memcpy.S - EABI memcpy implementation -----------------------===//
2*0b57cec5SDimitry Andric//
3*0b57cec5SDimitry Andric// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4*0b57cec5SDimitry Andric// See https://llvm.org/LICENSE.txt for license information.
5*0b57cec5SDimitry Andric// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6*0b57cec5SDimitry Andric//
7*0b57cec5SDimitry Andric//===----------------------------------------------------------------------===//
8*0b57cec5SDimitry Andric
9*0b57cec5SDimitry Andric#include "../assembly.h"
10*0b57cec5SDimitry Andric
11*0b57cec5SDimitry Andric//  void __aeabi_memcpy(void *dest, void *src, size_t n) { memcpy(dest, src, n); }
12*0b57cec5SDimitry Andric
13*0b57cec5SDimitry Andric        .syntax unified
14*0b57cec5SDimitry Andric        .p2align 2
15*0b57cec5SDimitry AndricDEFINE_COMPILERRT_FUNCTION(__aeabi_memcpy)
16*0b57cec5SDimitry Andric#ifdef USE_THUMB_1
17*0b57cec5SDimitry Andric        push    {r7, lr}
18*0b57cec5SDimitry Andric        bl      memcpy
19*0b57cec5SDimitry Andric        pop     {r7, pc}
20*0b57cec5SDimitry Andric#else
21*0b57cec5SDimitry Andric        b       memcpy
22*0b57cec5SDimitry Andric#endif
23*0b57cec5SDimitry AndricEND_COMPILERRT_FUNCTION(__aeabi_memcpy)
24*0b57cec5SDimitry Andric
25*0b57cec5SDimitry AndricDEFINE_AEABI_FUNCTION_ALIAS(__aeabi_memcpy4, __aeabi_memcpy)
26*0b57cec5SDimitry AndricDEFINE_AEABI_FUNCTION_ALIAS(__aeabi_memcpy8, __aeabi_memcpy)
27*0b57cec5SDimitry Andric
28*0b57cec5SDimitry AndricNO_EXEC_STACK_DIRECTIVE
29*0b57cec5SDimitry Andric
30