1 /* $NetBSD: sbrk.S,v 1.4 2009/11/03 05:07:25 snj Exp $ */
3 /* $OpenBSD: sbrk.S,v 1.7 2001/06/04 23:14:04 mickey Exp $ */
6 * Copyright (c) 1999 Michael Shalayeff
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21 * IN NO EVENT SHALL THE AUTHOR OR HIS RELATIVES BE LIABLE FOR ANY DIRECT,
22 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
23 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
24 * SERVICES; LOSS OF MIND, USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
26 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
27 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
28 * THE POSSIBILITY OF SUCH DAMAGE.
33 #if defined(LIBC_SCCS) && !defined(lint)
34 RCSID("$NetBSD: sbrk.S,v 1.4 2009/11/03 05:07:25 snj Exp $")
35 #endif /* LIBC_SCCS and not lint */
40 WEAK_ALIAS(sbrk, _sbrk)
51 ldw RT%curbrk(%r1), %r1
55 ldw R%curbrk(%t1), %t2
58 stw %arg0, HPPA_FRAME_ARG(0)(%sp)
64 ldw RT%curbrk(%r1), %r1
67 ldo R%curbrk(%t1), %r1
70 ldw HPPA_FRAME_ARG(0)(%sp), %arg0