/* brk system call for Linux/ppc. Copyright (C) 1995, 1996, 1997, 1999, 2000 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ #include "ppc_asm.h" #define _ERRNO_H 1 #include <bits/errno.h> #include <sys/syscall.h> #ifdef __NR_brk .comm ___brk_addr,4,4 .section ".text" .globl __brk; .type __brk, @function; .align 2; __brk: stwu r1,-16(r1) stw r3,8(r1) li 0, __NR_brk; sc lwz r6,8(r1) #ifdef __PIC__ mflr r4 bl _GLOBAL_OFFSET_TABLE_@local-4 mflr r5 lwz r5,___brk_addr@got(r5) mtlr r4 stw r3,0(r5) #else lis r4,___brk_addr@ha stw r3,___brk_addr@l(r4) #endif cmplw r6,r3 addi r1,r1,16 li r3,0 blelr+ li r3,ENOMEM #ifdef __PIC__ b __syscall_error@plt #else b __syscall_error #endif .size __brk,.-__brk .weak brk; brk=__brk #endif