| /* brk system call for Linux. PowerPC64 version. |
| Copyright (C) 1995,96,97,99, 2000,02, 2006 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, write to the Free |
| Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA |
| 02110-1301 USA. */ |
| |
| #include <sysdep.h> |
| #define _ERRNO_H 1 |
| #include <bits/errno.h> |
| #include <bp-sym.h> |
| #include <bp-asm.h> |
| |
| .comm __curbrk,8,8 |
| .section ".toc","aw" |
| .LC__curbrk: |
| .tc __curbrk[TC],__curbrk |
| .section ".text" |
| ENTRY (BP_SYM (__brk)) |
| CALL_MCOUNT 1 |
| DISCARD_BOUNDS (r3) /* the bounds are meaningless, so toss 'em. */ |
| |
| std r3,48(r1) |
| DO_CALL(SYS_ify(brk)) |
| ld r6,48(r1) |
| ld r5,.LC__curbrk@toc(r2) |
| std r3,0(r5) |
| cmpld r6,r3 |
| li r3,0 |
| blelr+ |
| li r3,ENOMEM |
| TAIL_CALL_SYSCALL_ERROR |
| END (BP_SYM (__brk)) |
| |
| weak_alias (BP_SYM (__brk), BP_SYM (brk)) |