xref: /illumos-gate/usr/src/uts/intel/sys/machtypes.h (revision f0089e391b2bc4be2755f1a1b51fb4cd9b8f3988)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 #ifndef _SYS_MACHTYPES_H
27 #define	_SYS_MACHTYPES_H
28 
29 #ifdef	__cplusplus
30 extern "C" {
31 #endif
32 
33 /*
34  * Machine dependent types:
35  *
36  *	intel ia32 Version
37  */
38 
39 #if (!defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE)) || \
40 	defined(__EXTENSIONS__)
41 
42 #define	REG_LABEL_PC	0
43 #define	REG_LABEL_SP	1
44 #define	REG_LABEL_BP	2
45 #if defined(__amd64)
46 #define	REG_LABEL_RBX	3
47 #define	REG_LABEL_R12	4
48 #define	REG_LABEL_R13	5
49 #define	REG_LABEL_R14	6
50 #define	REG_LABEL_R15	7
51 #define	REG_LABEL_MAX	8
52 #else /* __amd64 */
53 #define	REG_LABEL_EBX	3
54 #define	REG_LABEL_ESI	4
55 #define	REG_LABEL_EDI	5
56 #define	REG_LABEL_MAX	6
57 #endif /* __amd64 */
58 
59 typedef	struct _label_t { long val[REG_LABEL_MAX]; } label_t;
60 
61 #endif /* !defined(_POSIX_C_SOURCE)... */
62 
63 typedef	unsigned char	lock_t;		/* lock work for busy wait */
64 
65 #ifdef	__cplusplus
66 }
67 #endif
68 
69 #endif	/* _SYS_MACHTYPES_H */
70