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authorUlrich Drepper <drepper@redhat.com>2004-03-10 19:28:58 +0000
committerUlrich Drepper <drepper@redhat.com>2004-03-10 19:28:58 +0000
commitd3a4a571c42d14ad2dfbe8c06bdf02b74d012e94 (patch)
tree2b49bf028e14d47dd3def04e43311eeb8137aeda /nptl/sysdeps/unix/sysv/linux/ia64/vfork.S
parent78678039a4c4575cbb48c9577b4796cf2a05af62 (diff)
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Update.
2004-03-10  Jakub Jelinek  <jakub@redhat.com>

	* include/libc-symbols.h [__ASSEMBLY__] (compat_text_section,
	compat_data_section): Define.
	* sysdeps/unix/sysv/linux/alpha/adjtime.c (ADJTIME): Add
	attribute_compat_text_section.
	* sysdeps/unix/sysv/linux/alpha/wordexp.c (__old_wordexp): Likewise.
	* sysdeps/unix/sysv/linux/alpha/oldglob.c (__old_glob,
	__old_globfree): Likewise.
	* sysdeps/unix/sysv/linux/s390/s390-32/chown.c (__chown_is_lchown):
	Likewise.
	* sysdeps/unix/sysv/linux/s390/s390-32/posix_fadvise64.c
	(__posix_fadvise64_l32): Likewise.
	* sysdeps/unix/sysv/linux/msgctl.c (__old_msgctl): Likewise.
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/posix_fadvise64.c
	(__posix_fadvise64_l32): Likewise.
	* sysdeps/unix/sysv/linux/sparc/sparc32/semctl.c (__old_semctl):
	Likewise.
	* sysdeps/unix/sysv/linux/semctl.c (__old_semctl): Likewise.
	* sysdeps/unix/sysv/linux/posix_fadvise64.c (__posix_fadvise64_l32):
	Likewise.
	* sysdeps/unix/sysv/linux/shmctl.c (__old_shmctl): Likewise.
	* hurd/compat-20.c (_hurd_proc_init_compat_20): Likewise.
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext.S
	(__swapcontext, __novec_swapcontext): Use END instead of PSEUDO_END.
	(__novec_swapcontext, __swapcontext_stub): Add compat_text_section.
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/makecontext.S
	(__makecontext_stub): Likewise.
	(__novec_makecontext): Likewise.  Fix name in END () to match
	function name.
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext.S
	(__setcontext): Use END instead of PSEUDO_END.
	(__novec_setcontext): Add compat_text_section.  Use END instead of
	PSEUDO_END, fix the name in END () to match function name.
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext.S
	(__getcontext, __novec_getcontext): Use END instead of PSEUDO_END.
	(__novec_getcontext, __getcontext_stub): Add compat_text_section.

2004-03-10  Kaz Kojima  <kkojima@rr.iij4u.or.jp>

	* sysdeps/sh/dl-machine.h: Don't use GL macro if not appropriate.
	(COPY_UNALIGNED_WORD): Remove cast used as lvalue.

2004-03-10  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/i386/dl-procinfo.h (HWCAP_IMPORTANT): Remove mmx, add sse2.
Diffstat (limited to 'nptl/sysdeps/unix/sysv/linux/ia64/vfork.S')
-rw-r--r--nptl/sysdeps/unix/sysv/linux/ia64/vfork.S68
1 files changed, 68 insertions, 0 deletions
diff --git a/nptl/sysdeps/unix/sysv/linux/ia64/vfork.S b/nptl/sysdeps/unix/sysv/linux/ia64/vfork.S
new file mode 100644
index 0000000000..bbb34d94f0
--- /dev/null
+++ b/nptl/sysdeps/unix/sysv/linux/ia64/vfork.S
@@ -0,0 +1,68 @@
+/* Copyright (C) 2000, 2002, 2004 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 <sysdep.h>
+#define _SIGNAL_H
+#include <bits/signum.h>
+#include <tcb-offsets.h>
+
+/* The following are defined in linux/sched.h, which unfortunately	*/
+/* is not safe for inclusion in an assembly file.			*/
+#define CLONE_VM        0x00000100      /* set if VM shared between processes */
+#define CLONE_VFORK     0x00004000      /* set if the parent wants the child to wake it up on mm_release */
+
+/* pid_t vfork(void); */
+/* Implemented as __clone_syscall(CLONE_VFORK | CLONE_VM | SIGCHLD, 0)	*/
+
+ENTRY(__vfork)
+	alloc r2=ar.pfs,0,0,2,0
+	adds r14=PID,r13
+	;;
+	ld4 r16=[r14]
+	;;
+	sub r15=0,r16
+	cmp.eq p6,p0=0,r16
+	;;
+(p6)	movl r15=0x80000000
+	mov out0=CLONE_VM+CLONE_VFORK+SIGCHLD
+	mov out1=0		/* Standard sp value.			*/
+	;;
+	st4 [r14]=r15
+	DO_CALL_VIA_BREAK (SYS_ify (clone))
+	cmp.eq p6,p0=0,r8
+	adds r14=PID,r13
+(p6)	br.cond.dptk 1f
+	;;
+	ld4 r15=[r14]
+	;;
+	extr.u r16=r15,0,31
+	;;
+	cmp.eq p0,p6=0,r16
+	;;
+(p6)	sub r16=0,r15
+	;;
+	st4 [r14]=r16
+1:
+	cmp.eq p6,p0=-1,r10
+(p6)	br.cond.spnt.few __syscall_error
+	ret
+PSEUDO_END(__vfork)
+libc_hidden_def (__vfork)
+
+weak_alias (__vfork, vfork)