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9385eb3d A |
1 | /* |
2 | * Copyright (c) 2003 Apple Computer, Inc. All rights reserved. | |
3 | * | |
4 | * @APPLE_LICENSE_HEADER_START@ | |
5 | * | |
9385eb3d A |
6 | * This file contains Original Code and/or Modifications of Original Code |
7 | * as defined in and that are subject to the Apple Public Source License | |
8 | * Version 2.0 (the 'License'). You may not use this file except in | |
9 | * compliance with the License. Please obtain a copy of the License at | |
10 | * http://www.opensource.apple.com/apsl/ and read it before using this | |
11 | * file. | |
12 | * | |
13 | * The Original Code and all software distributed under the License are | |
14 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER | |
15 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, | |
16 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, | |
17 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. | |
18 | * Please see the License for the specific language governing rights and | |
19 | * limitations under the License. | |
20 | * | |
21 | * @APPLE_LICENSE_HEADER_END@ | |
22 | */ | |
e9ce8d39 A |
23 | /* |
24 | * Copyright 1996 1995 by Open Software Foundation, Inc. 1997 1996 1995 1994 1993 1992 1991 | |
25 | * All Rights Reserved | |
26 | * | |
27 | * Permission to use, copy, modify, and distribute this software and | |
28 | * its documentation for any purpose and without fee is hereby granted, | |
29 | * provided that the above copyright notice appears in all copies and | |
30 | * that both the copyright notice and this permission notice appear in | |
31 | * supporting documentation. | |
32 | * | |
33 | * OSF DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE | |
34 | * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS | |
35 | * FOR A PARTICULAR PURPOSE. | |
36 | * | |
37 | * IN NO EVENT SHALL OSF BE LIABLE FOR ANY SPECIAL, INDIRECT, OR | |
38 | * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM | |
39 | * LOSS OF USE, DATA OR PROFITS, WHETHER IN ACTION OF CONTRACT, | |
40 | * NEGLIGENCE, OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION | |
41 | * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
42 | * | |
43 | */ | |
44 | /* | |
45 | * MkLinux | |
46 | */ | |
47 | ||
48 | .text | |
49 | ||
50 | #if defined(__ppc__) | |
51 | #import <architecture/ppc/asm_help.h> | |
52 | #import <architecture/ppc/pseudo_inst.h> | |
53 | ||
54 | /* | |
55 | * void *_sp(void) | |
56 | */ | |
57 | ||
58 | LEAF(__sp) | |
59 | mr r3,r1 | |
60 | blr | |
61 | ||
62 | /* | |
63 | * void *_adjust_sp(void *sp) | |
64 | */ | |
65 | LEAF(__adjust_sp) | |
66 | subi r3,r3,0x100 /* Stack frame padding */ | |
67 | blr | |
68 | ||
69 | #elif defined(__i386__) | |
70 | ||
71 | #import <architecture/i386/asm_help.h> | |
72 | /* | |
73 | * void *_sp(void) | |
74 | */ | |
75 | ||
76 | LEAF(__sp,0) | |
77 | movl %esp,%eax | |
78 | ret | |
79 | ||
80 | /* | |
81 | * void *_adjust_sp(void *sp) | |
82 | */ | |
83 | LEAF(__adjust_sp,0) | |
84 | movl 4(%esp),%eax | |
85 | subl $0x100,%eax | |
86 | ret | |
87 | ||
88 | #else | |
89 | #error sp functions not defined for this architecture | |
90 | #endif | |
91 |