diff options
Diffstat (limited to 'sysdeps/powerpc/powerpc64/multiarch/memset-ppc64.S')
| -rw-r--r-- | sysdeps/powerpc/powerpc64/multiarch/memset-ppc64.S | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/sysdeps/powerpc/powerpc64/multiarch/memset-ppc64.S b/sysdeps/powerpc/powerpc64/multiarch/memset-ppc64.S new file mode 100644 index 0000000000..95b98f8834 --- /dev/null +++ b/sysdeps/powerpc/powerpc64/multiarch/memset-ppc64.S @@ -0,0 +1,56 @@ +/* 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> |