| /* strcmp - compare two string. S/390 version. |
| This file is part of the GNU C Library. |
| Copyright (C) 2001, 2003 Free Software Foundation, Inc. |
| Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com). |
| |
| 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, write to the Free |
| Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
| 02111-1307 USA. */ |
| |
| /* INPUT PARAMETERS |
| %r2 = address of string 1 |
| %r3 = address of string 2. */ |
| |
| #include "sysdep.h" |
| #include "asm-syntax.h" |
| |
| .text |
| ENTRY(strcmp) |
| slr %r0,%r0 |
| 0: clst %r2,%r3 |
| jo 0b |
| jp 1f |
| jm 2f |
| slr %r2,%r2 |
| br %r14 |
| 1: lhi %r2,1 |
| br %r14 |
| 2: lhi %r2,-1 |
| br %r14 |
| END(strcmp) |
| libc_hidden_builtin_def (strcmp) |
