1/* $NetBSD: printf.s,v 1.10 2014/03/26 08:19:44 christos 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 * printf calling exec's RawDoFmt
34 * Beware! You have to explicitly use %ld etc. for 32bit integers!
35 */
36#include <machine/asm.h>
37          .text
38          .even
39Lputch:
40          movl      %d0,%sp@-
41          bsr       _C_LABEL(putchar)
42          addql     #4,%sp
43          rts
44
45ENTRY_NOPROFILE(printf)
46          movml     #0x0032,%sp@-
47          lea       %pc@(Lputch:w),%a2
48          lea       %sp@(20),%a1
49          movl      %sp@(16),%a0
50          movl      %pc@(_C_LABEL(SysBase):w),%a6
51          jsr       %a6@(-0x20a)
52          movml     %sp@+, #0x4c00
53          rts
54
55Lstorech:
56          movb      %d0, %a3@+
57          rts
58
59#ifdef notdef
60ENTRY_NOPROFILE(unused_sprintf)
61          movml     #0x0032,%sp@-
62          movl      %sp@(16),%a3
63          lea       %pc@(Lstorech:w),%a2
64          lea       %sp@(24),%a1
65          movl      %sp@(20),%a0
66          movl      %pc@(_C_LABEL(SysBase):w),%a6
67          jsr       %a6@(-0x20a)
68          movml     %sp@+, #0x4c00
69          rts
70#endif
71
72/*
73 * XXX cheating - at least for now.
74 */
75ENTRY_NOPROFILE(snprintf)
76          movml     #0x0032,%sp@-
77          movl      %sp@(16),%a3
78          lea       %pc@(Lstorech:w),%a2
79          lea       %sp@(28),%a1
80          movl      %sp@(24),%a0
81          movl      %pc@(_C_LABEL(SysBase):w),%a6
82          jsr       %a6@(-0x20a)
83          movml     %sp@+, #0x4c00
84          rts
85