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Diffstat (limited to 'sysdeps/unix/mips/brk.S')
-rw-r--r-- | sysdeps/unix/mips/brk.S | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/sysdeps/unix/mips/brk.S b/sysdeps/unix/mips/brk.S new file mode 100644 index 0000000000..a35b8b9113 --- /dev/null +++ b/sysdeps/unix/mips/brk.S @@ -0,0 +1,48 @@ +/* Copyright (C) 1992, 1995, 1997, 2002, 2003 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Brendan Kehoe (brendan@zen.org). + + 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 <sysdep.h> +#include <sys/asm.h> + +#ifndef SYS_brk +#define SYS_brk 17 +#endif + +#ifndef HAVE_GNU_LD +#define _end end +#endif + + .data +ENTRY(__curbrk) + .word 0 + .end __curbrk + + .text +SYSCALL__(brk, 1) + .set reorder + /* Handle the query case. */ + bnez a0, 1f + move a0, v0 +1: /* Update __curbrk and exit cleanly. */ + PTR_S a0, __curbrk + move v0, zero + jr ra +PSEUDO_END(__brk) + +weak_alias (__brk, brk) |