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authorUlrich Drepper <drepper@gmail.com>2012-01-07 11:19:05 -0500
committerUlrich Drepper <drepper@gmail.com>2012-01-07 11:19:05 -0500
commitd75a0a62b12c35ee85f786d5f8d155ab39909411 (patch)
treec3479d23878ef4ab05629d4a60f4f7623269c1dd /sysdeps/unix/sysv/linux/ia64/clone2.S
parentdcc9756b5bfbb2b97f73bad863d7e1c4002bea98 (diff)
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Remove IA-64 support
Diffstat (limited to 'sysdeps/unix/sysv/linux/ia64/clone2.S')
-rw-r--r--sysdeps/unix/sysv/linux/ia64/clone2.S106
1 files changed, 0 insertions, 106 deletions
diff --git a/sysdeps/unix/sysv/linux/ia64/clone2.S b/sysdeps/unix/sysv/linux/ia64/clone2.S
deleted file mode 100644
index d38eb201ad..0000000000
--- a/sysdeps/unix/sysv/linux/ia64/clone2.S
+++ /dev/null
@@ -1,106 +0,0 @@
-/* Copyright (C) 2000, 2001, 2003, 2004, 2006 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>
-#include <asm/errno.h>
-
-
-/* int  __clone2(int (*fn) (void *arg), void *child_stack_base, 	*/
-/* 	         size_t child_stack_size, int flags, void *arg,		*/
-/*	         pid_t *parent_tid, void *tls, pid_t *child_tid)	*/
-
-#define CHILD	p8
-#define PARENT	p9
-
-ENTRY(__clone2)
-	.prologue
-	alloc r2=ar.pfs,8,1,6,0
-	cmp.eq p6,p0=0,in0
-	cmp.eq p7,p0=0,in1
-	mov r8=EINVAL
-	mov out0=in3		/* Flags are first syscall argument.	*/
-	mov out1=in1		/* Stack address.			*/
-(p6)	br.cond.spnt.many __syscall_error	/* no NULL function pointers */
-(p7)	br.cond.spnt.many __syscall_error	/* no NULL stack pointers */
-	;;
-	mov out2=in2		/* Stack size.				*/
-	mov out3=in5		/* Parent TID Pointer			*/
-	mov out4=in7		/* Child TID Pointer			*/
- 	mov out5=in6		/* TLS pointer				*/
-	/*
-	 * clone2() is special: the child cannot execute br.ret right
-	 * after the system call returns, because it starts out
-	 * executing on an empty stack.  Because of this, we can't use
-	 * the new (lightweight) syscall convention here.  Instead, we
-	 * just fall back on always using "break".
-	 *
-	 * Furthermore, since the child starts with an empty stack, we
-	 * need to avoid unwinding past invalid memory.  To that end,
-	 * we'll pretend now that __clone2() is the end of the
-	 * call-chain.  This is wrong for the parent, but only until
-	 * it returns from clone2() but it's better than the
-	 * alternative.
-	 */
-	mov r15=SYS_ify (clone2)
-	.save rp, r0
-	break __BREAK_SYSCALL
-	.body
-        cmp.eq p6,p0=-1,r10
-	cmp.eq CHILD,PARENT=0,r8 /* Are we the child?   */
-(p6)	br.cond.spnt.many __syscall_error
-	;;
-(CHILD)	mov loc0=gp
-(PARENT) ret
-	;;
-#ifdef RESET_PID
-	tbit.nz p6,p0=in3,16	/* CLONE_THREAD */
-	tbit.z p7,p10=in3,8	/* CLONE_VM */
-(p6)	br.cond.dptk 1f
-	;;
-	mov r15=SYS_ify (getpid)
-(p10)	addl r8=-1,r0
-(p7)	break __BREAK_SYSCALL
-	;;
-	add r9=PID,r13
-	add r10=TID,r13
-	;;
-	st4 [r9]=r8
-	st4 [r10]=r8
-	;;
-#endif
-1:	ld8 out1=[in0],8	/* Retrieve code pointer.	*/
-	mov out0=in4		/* Pass proper argument	to fn */
-	;;
-	ld8 gp=[in0]		/* Load function gp.		*/
-	mov b6=out1
-	br.call.dptk.many rp=b6	/* Call fn(arg) in the child 	*/
-	;;
-	mov out0=r8		/* Argument to _exit		*/
-	mov gp=loc0
-	.globl HIDDEN_JUMPTARGET(_exit)
-	br.call.dpnt.many rp=HIDDEN_JUMPTARGET(_exit)
-				/* call _exit with result from fn.	*/
-	ret			/* Not reached.		*/
-PSEUDO_END(__clone2)
-
-/* For now we leave __clone undefined.  This is unlikely to be a	*/
-/* problem, since at least the i386 __clone in glibc always failed	*/
-/* with a 0 sp (eventhough the kernel explicitly handled it).		*/
-/* Thus all such calls needed to pass an explicit sp, and as a result,	*/
-/* would be unlikely to work on ia64.					*/