glibc/sysdeps/powerpc/powerpc64/multiarch/memset-ppc64.S
2013-12-13 14:33:16 -05:00

57 lines
1.8 KiB
ArmAsm

/* Default memset/bzero implementation for PowerPC64.
Copyright (C) 2013 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
#if defined SHARED && !defined NOT_IN_libc
/* Copied from bzero.S to prevent the linker from inserting a stub
between bzero and memset. */
ENTRY (__bzero_ppc)
CALL_MCOUNT 3
mr r5,r4
li r4,0
b L(_memset)
END_GEN_TB (__bzero_ppc,TB_TOCLESS)
# undef EALIGN
# define EALIGN(name, alignt, words) \
.section ".text"; \
ENTRY_2(__memset_ppc) \
.align ALIGNARG(alignt); \
EALIGN_W_##words; \
BODY_LABEL(__memset_ppc): \
cfi_startproc; \
LOCALENTRY(__memset_ppc)
# undef END_GEN_TB
# define END_GEN_TB(name, mask) \
cfi_endproc; \
TRACEBACK_MASK(__memset_ppc,mask) \
END_2(__memset_ppc)
# undef libc_hidden_builtin_def
# define libc_hidden_builtin_def(name) \
.globl __GI_memset; __GI_memset = __memset_ppc
/* Do not implement __bzero at powerpc64/memset.S. */
# define NO_BZERO_IMPL
#endif
#include <sysdeps/powerpc/powerpc64/memset.S>