1/* $NetBSD: alloc.s,v 1.9 2006/01/31 14:58:28 is Exp $ */ 2 3/*- 4 * Copyright (c) 1996,2006 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Ignatios Souvatzis. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32/* 33 * Memory allocation through exec library. 34 */ 35 36#include <machine/asm.h> 37 38ENTRY_NOPROFILE(alloc) 39 movl %a6,%sp@- 40 movl %pc@(_C_LABEL(SysBase):w),%a6 41 movl %sp@(8),%d0 42 movl #0x50001,%d1 | MEMF_CLEAR|MEMF_REVERSE|MEMF_PUBLIC for now. 43 jsr %a6@(-0xc6) | AllocMem 44 movl %sp@+,%a6 45 movl %d0,%a0 | Comply with ELF ABI 46 rts 47 48ENTRY_NOPROFILE(dealloc) 49 movl %a6,%sp@- 50 movl %pc@(_C_LABEL(SysBase):w),%a6 51 movl %sp@(8),%a1 52 movl %sp@(12),%d0 53 jsr %a6@(-0xd2) | FreeMem 54 movl %sp@+,%a6 55 rts 56 57