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authorUlrich Drepper <drepper@redhat.com>2000-06-10 00:10:30 +0000
committerUlrich Drepper <drepper@redhat.com>2000-06-10 00:10:30 +0000
commitaf501e154e67ebdc366f0417bd72c4bca7f9c384 (patch)
treefb9db179411a0399ad20d5b52865c022d7b8f61a /sysdeps/unix
parentc79c9039b3fe3904c994afcfbae1e8c620043329 (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')
-rw-r--r--sysdeps/unix/sysv/linux/ia64/brk.S58
-rw-r--r--sysdeps/unix/sysv/linux/ia64/pipe.S38
2 files changed, 96 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
diff --git a/sysdeps/unix/sysv/linux/ia64/pipe.S b/sysdeps/unix/sysv/linux/ia64/pipe.S
new file mode 100644
index 0000000000..a0bc8e6722
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/ia64/pipe.S
@@ -0,0 +1,38 @@
+/* Copyright (C) 1999, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by David Mosberger <davidm@hpl.hp.com>
+
+ 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. */
+
+/* __pipe is a special syscall since it returns two values. */
+
+#include <sysdep.h>
+
+ENTRY(__pipe)
+ st8 [sp]=r32 // save ptr across system call
+ DO_CALL (SYS_ify (pipe))
+ ld8 r2=[sp]
+ cmp.ne p6,p0=-1,r10
+ ;;
+(p6) st4 [r2]=r8,4
+ mov ret0=0
+ ;;
+(p6) st4 [r2]=r9
+(p6) ret
+ br.cond.spnt.few __syscall_error
+PSEUDO_END(__pipe)
+
+weak_alias (__pipe, pipe)