From c429bf3057c87dd9545fc2d824b5930c52f7dfb8 Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Sat, 4 Feb 2006 01:20:54 +0000 Subject: import files from glibc for an ia64/static port --- libc/sysdeps/linux/ia64/brk.S | 52 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 52 insertions(+) create mode 100644 libc/sysdeps/linux/ia64/brk.S (limited to 'libc/sysdeps/linux/ia64/brk.S') diff --git a/libc/sysdeps/linux/ia64/brk.S b/libc/sysdeps/linux/ia64/brk.S new file mode 100644 index 000000000..6d146a579 --- /dev/null +++ b/libc/sysdeps/linux/ia64/brk.S @@ -0,0 +1,52 @@ +/* brk system call for Linux/ia64 + Copyright (C) 1999,2000,2001,2003 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Written by Stephane Eranian and + Jes Sorensen, , April 1999. + + 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 +#include + + .global __curbrk + .type __curbrk,@object + .size __curbrk,8 + .data + .align 8 +__curbrk: + data8 0 + +weak_alias (__curbrk, ___brk_addr) + +LEAF(__brk) + .regstk 1, 0, 0, 0 + DO_CALL(__NR_brk) + cmp.ltu p6, p0 = ret0, in0 + addl r9 = @ltoff(__curbrk), gp + ;; + ld8 r9 = [r9] +(p6) mov ret0 = ENOMEM +(p6) br.cond.spnt.few __syscall_error + ;; + st8 [r9] = ret0 + mov ret0 = 0 + ret +END(__brk) + +weak_alias (__brk, brk) -- cgit v1.2.3