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-rw-r--r--linuxthreads/sysdeps/unix/sysv/linux/sparc/sparc32/vfork.S65
1 files changed, 65 insertions, 0 deletions
diff --git a/linuxthreads/sysdeps/unix/sysv/linux/sparc/sparc32/vfork.S b/linuxthreads/sysdeps/unix/sysv/linux/sparc/sparc32/vfork.S
new file mode 100644
index 0000000000..132da67a14
--- /dev/null
+++ b/linuxthreads/sysdeps/unix/sysv/linux/sparc/sparc32/vfork.S
@@ -0,0 +1,65 @@
+/* Copyright (C) 2003 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
+
+   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-cancel.h>
+
+	.text
+#ifdef SHARED
+.LLGETPC0:
+	retl
+	 add	%o7, %o0, %o0
+#endif
+ENTRY(__vfork)
+#ifdef SHARED
+	mov	%o7, %o1
+	sethi	%hi(_GLOBAL_OFFSET_TABLE_-4), %o0
+	call	.LLGETPC0
+	 add	%o0, %lo(_GLOBAL_OFFSET_TABLE_+4), %o0
+	sethi	%hi(__libc_pthread_functions), %o2
+	mov	%o1, %o7
+	or	%o2, %lo(__libc_pthread_functions), %o2
+	ld	[%o0 + %o2], %o2
+	ld	[%o2], %o2
+	cmp	%o2, 0
+#else
+	.weak	pthread_create
+	sethi	%hi(pthread_create), %o0
+	orcc	%o0, %lo(pthread_create), %o0
+#endif
+#if defined SHARED && !defined BROKEN_SPARC_WDISP22
+	bne	HIDDEN_JUMPTARGET(__fork)
+#else
+	bne	1f
+#endif
+	 mov	__NR_vfork, %g1
+	ta	0x10
+	bcs	__syscall_error_handler
+	 nop
+	sub	%o1, 1, %o1
+	retl
+	 and	%o0, %o1, %o0
+#if !defined SHARED || defined BROKEN_SPARC_WDISP22
+1:	mov	%o7, %g1
+	call	HIDDEN_JUMPTARGET(__fork)
+	 mov	%g1, %o7
+#endif
+	SYSCALL_ERROR_HANDLER
+PSEUDO_END (__vfork)
+libc_hidden_def (__vfork)
+weak_alias (__vfork, vfork)