projects / thirdparty / glibc.git / blame
| Commit | Line | Data |
|---|---|---|
| 8a29a3d0 | 1 | /* Default memset/bzero implementation for PowerPC64. |
| d4697bc9 | 2 | Copyright (C) 2013-2014 Free Software Foundation, Inc. |
| 8a29a3d0 AZ |
3 | This file is part of the GNU C Library. |
| 4 | ||
| 5 | The GNU C Library is free software; you can redistribute it and/or | |
| 6 | modify it under the terms of the GNU Lesser General Public | |
| 7 | License as published by the Free Software Foundation; either | |
| 8 | version 2.1 of the License, or (at your option) any later version. | |
| 9 | ||
| 10 | The GNU C Library is distributed in the hope that it will be useful, | |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 13 | Lesser General Public License for more details. | |
| 14 | ||
| 15 | You should have received a copy of the GNU Lesser General Public | |
| 16 | License along with the GNU C Library; if not, see | |
| 17 | <http://www.gnu.org/licenses/>. */ | |
| 18 | ||
| 19 | #include <sysdep.h> | |
| 20 | ||
| 21 | #if defined SHARED && !defined NOT_IN_libc | |
| 22 | ||
| 23 | /* Copied from bzero.S to prevent the linker from inserting a stub | |
| 24 | between bzero and memset. */ | |
| 25 | ENTRY (__bzero_ppc) | |
| 26 | CALL_MCOUNT 3 | |
| 27 | mr r5,r4 | |
| 28 | li r4,0 | |
| 29 | b L(_memset) | |
| 30 | END_GEN_TB (__bzero_ppc,TB_TOCLESS) | |
| 31 | ||
| 32 | # undef EALIGN | |
| 33 | # define EALIGN(name, alignt, words) \ | |
| 34 | .section ".text"; \ | |
| 35 | ENTRY_2(__memset_ppc) \ | |
| 36 | .align ALIGNARG(alignt); \ | |
| 37 | EALIGN_W_##words; \ | |
| 38 | BODY_LABEL(__memset_ppc): \ | |
| 39 | cfi_startproc; \ | |
| 40 | LOCALENTRY(__memset_ppc) | |
| 41 | ||
| 42 | # undef END_GEN_TB | |
| 43 | # define END_GEN_TB(name, mask) \ | |
| 44 | cfi_endproc; \ | |
| 45 | TRACEBACK_MASK(__memset_ppc,mask) \ | |
| 46 | END_2(__memset_ppc) | |
| 47 | ||
| 48 | # undef libc_hidden_builtin_def | |
| 49 | # define libc_hidden_builtin_def(name) \ | |
| 50 | .globl __GI_memset; __GI_memset = __memset_ppc | |
| 51 | ||
| 52 | /* Do not implement __bzero at powerpc64/memset.S. */ | |
| 53 | # define NO_BZERO_IMPL | |
| 54 | #endif | |
| 55 | ||
| 56 | #include <sysdeps/powerpc/powerpc64/memset.S> |