xref: /openbsd-src/gnu/llvm/compiler-rt/lib/builtins/arm/aeabi_memcpy.S (revision 3cab2bb3f667058bece8e38b12449a63a9d73c4b)
1*3cab2bb3Spatrick//===-- aeabi_memcpy.S - EABI memcpy implementation -----------------------===//
2*3cab2bb3Spatrick//
3*3cab2bb3Spatrick// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4*3cab2bb3Spatrick// See https://llvm.org/LICENSE.txt for license information.
5*3cab2bb3Spatrick// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6*3cab2bb3Spatrick//
7*3cab2bb3Spatrick//===----------------------------------------------------------------------===//
8*3cab2bb3Spatrick
9*3cab2bb3Spatrick#include "../assembly.h"
10*3cab2bb3Spatrick
11*3cab2bb3Spatrick//  void __aeabi_memcpy(void *dest, void *src, size_t n) { memcpy(dest, src, n); }
12*3cab2bb3Spatrick
13*3cab2bb3Spatrick        .syntax unified
14*3cab2bb3Spatrick        .p2align 2
15*3cab2bb3SpatrickDEFINE_COMPILERRT_FUNCTION(__aeabi_memcpy)
16*3cab2bb3Spatrick#ifdef USE_THUMB_1
17*3cab2bb3Spatrick        push    {r7, lr}
18*3cab2bb3Spatrick        bl      memcpy
19*3cab2bb3Spatrick        pop     {r7, pc}
20*3cab2bb3Spatrick#else
21*3cab2bb3Spatrick        b       memcpy
22*3cab2bb3Spatrick#endif
23*3cab2bb3SpatrickEND_COMPILERRT_FUNCTION(__aeabi_memcpy)
24*3cab2bb3Spatrick
25*3cab2bb3SpatrickDEFINE_AEABI_FUNCTION_ALIAS(__aeabi_memcpy4, __aeabi_memcpy)
26*3cab2bb3SpatrickDEFINE_AEABI_FUNCTION_ALIAS(__aeabi_memcpy8, __aeabi_memcpy)
27*3cab2bb3Spatrick
28*3cab2bb3SpatrickNO_EXEC_STACK_DIRECTIVE
29*3cab2bb3Spatrick
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