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author | Ulrich Drepper <drepper@redhat.com> | 2000-06-10 00:10:30 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 2000-06-10 00:10:30 +0000 |
commit | af501e154e67ebdc366f0417bd72c4bca7f9c384 (patch) | |
tree | fb9db179411a0399ad20d5b52865c022d7b8f61a /sysdeps/unix/sysv/linux/ia64/brk.S | |
parent | c79c9039b3fe3904c994afcfbae1e8c620043329 (diff) | |
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Update.
* sysdeps/unix/sysv/linux/ia64/brk.S: New file.
* sysdeps/unix/sysv/linux/ia64/pipe.S: New file.
2000-06-09 Jes Sorensen <jes@linuxcare.com>
Diffstat (limited to 'sysdeps/unix/sysv/linux/ia64/brk.S')
-rw-r--r-- | sysdeps/unix/sysv/linux/ia64/brk.S | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/ia64/brk.S b/sysdeps/unix/sysv/linux/ia64/brk.S new file mode 100644 index 0000000000..c483aa6ad6 --- /dev/null +++ b/sysdeps/unix/sysv/linux/ia64/brk.S @@ -0,0 +1,58 @@ +/* brk system call for Linux/ia64 + Copyright (C) 1999, 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Written by Stephane Eranian <eranian@hpl.hp.com> and + Jes Sorensen, <Jes.Sorensen@cern.ch>, April 1999. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <asm/unistd.h> +#include <asm/errno.h> + .text + .psr abi64 + .psr lsb + .lsb + + .global __curbrk + .data + .align 8 +__curbrk: + data8 0 + .weak ___brk_addr +___brk_addr = __curbrk + .text + .align 16 + .global __brk + .proc __brk +__brk: + mov r15=__NR_brk + break.i __BREAK_SYSCALL + ;; + cmp.ltu p6,p0=ret0,r32 /* r32 is the input register, even though we + haven't allocated a frame */ + 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 + br.ret.sptk.few rp + .endp __brk + + .weak brk +brk = __brk |