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diff --git a/sysdeps/unix/sysv/linux/ia64/clone.S b/sysdeps/unix/sysv/linux/ia64/clone.S
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+/* Copyright (C) 1999,2000 Free Software Foundation, Inc.
+
+ 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. */
+
+/* clone is even more special than fork as it mucks with stacks
+ and invokes a function in the right context after its all over. */
+
+#include <sysdep.h>
+
+/* int clone(int (*fn)(void *arg), void *child_stack, int flags, void *arg); */
+
+/*
+ * Used for both clone and fork system calls. Note that if fn is NULL
+ * then clone was called from fork.
+ */
+
+ENTRY(__clone)
+ add r2 = -16, r33 // save space for fn and arg
+ cmp.ne p6,p0 = 0,r33
+ ;;
+(p6) add r33 = -16, r33
+ add r12 = -16, r12
+ ;;
+(p6) st8 [r2] = r32, 8 // save fn for child
+ st8 [r12] = r32 // save fn for parent
+ ;;
+(p6) st8 [r2] = r35 // save arg for child
+ mov r32 = r34 // put flags in out0
+ DO_CALL (SYS_ify (clone))
+1:
+ ld8 r33 = [r12], 8 // recover fn
+ ;;
+ ld8 r32 = [r12], 8 // recover arg
+
+ cmp.eq p6,p0=-1,r10
+(p6) br.cond.spnt.many __syscall_error // handle error
+
+ cmp.ne p7,p0=0,r8
+(p7) ret // parent process, just return
+
+ cmp.eq p8,p0=0,r33
+(p8) ret // fork call, return
+
+ alloc loc0 = ar.pfs,2,2,2,0
+ ;;
+ ld8 r2 = [in1], 8 // get address of fn
+ mov out0 = in0
+ mov loc1 = gp // save gp across indirect call
+ ;;
+ ld8 gp = [in1] // set new gp
+ mov b6 = r2
+ br.call.sptk b0 = b6 // call thread routine
+ ;;
+
+ mov ar.pfs = loc0
+ mov gp = loc1
+ mov r32 = r8 // exit value
+ br.call.sptk b0 = _exit // we're out of here
+
+PSEUDO_END(__clone)
+
+weak_alias (__clone, clone)