projects / thirdparty / glibc.git / blame
| Commit | Line | Data |
|---|---|---|
| 8a29a3d0 | 1 | /* Default memset/bzero implementation for PowerPC64. |
| f7a9f785 | 2 | Copyright (C) 2013-2016 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 | ||
| 8a29a3d0 | 21 | /* Copied from bzero.S to prevent the linker from inserting a stub |
| 4facea47 AZ |
22 | between bzero and memset. NOTE: this code should be positioned |
| 23 | before ENTRY/END_GEN_TB redefinition. */ | |
| 8a29a3d0 AZ |
24 | ENTRY (__bzero_ppc) |
| 25 | CALL_MCOUNT 3 | |
| 26 | mr r5,r4 | |
| 27 | li r4,0 | |
| 28 | b L(_memset) | |
| 29 | END_GEN_TB (__bzero_ppc,TB_TOCLESS) | |
| 30 | ||
| 4facea47 | 31 | |
| 4f41c682 | 32 | #if defined SHARED && IS_IN (libc) |
| 8a29a3d0 AZ |
33 | # undef EALIGN |
| 34 | # define EALIGN(name, alignt, words) \ | |
| 35 | .section ".text"; \ | |
| 36 | ENTRY_2(__memset_ppc) \ | |
| 37 | .align ALIGNARG(alignt); \ | |
| 38 | EALIGN_W_##words; \ | |
| 39 | BODY_LABEL(__memset_ppc): \ | |
| 40 | cfi_startproc; \ | |
| 41 | LOCALENTRY(__memset_ppc) | |
| 42 | ||
| 43 | # undef END_GEN_TB | |
| 44 | # define END_GEN_TB(name, mask) \ | |
| 45 | cfi_endproc; \ | |
| 46 | TRACEBACK_MASK(__memset_ppc,mask) \ | |
| 47 | END_2(__memset_ppc) | |
| 48 | ||
| 49 | # undef libc_hidden_builtin_def | |
| 19c4bec0 | 50 | # define libc_hidden_builtin_def(name) |
| 4facea47 | 51 | #endif |
| 8a29a3d0 AZ |
52 | |
| 53 | /* Do not implement __bzero at powerpc64/memset.S. */ | |
| 4facea47 | 54 | #define NO_BZERO_IMPL |
| 8a29a3d0 AZ |
55 | |
| 56 | #include <sysdeps/powerpc/powerpc64/memset.S> |