|
1
by Robert Millan
Import upstream version 9.2 |
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, Version 1.0 only
|
|
6 |
* (the "License"). You may not use this file except in compliance
|
|
7 |
* with the License.
|
|
8 |
*
|
|
9 |
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
|
|
10 |
* or http://www.opensolaris.org/os/licensing.
|
|
11 |
* See the License for the specific language governing permissions
|
|
12 |
* and limitations under the License.
|
|
13 |
*
|
|
14 |
* When distributing Covered Code, include this CDDL HEADER in each
|
|
15 |
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
|
|
16 |
* If applicable, add the following below this CDDL HEADER, with the
|
|
17 |
* fields enclosed by brackets "[]" replaced with your own identifying
|
|
18 |
* information: Portions Copyright [yyyy] [name of copyright owner]
|
|
19 |
*
|
|
20 |
* CDDL HEADER END
|
|
21 |
*/
|
|
22 |
/*
|
|
23 |
* Copyright 2004 Sun Microsystems, Inc. All rights reserved.
|
|
24 |
* Use is subject to license terms.
|
|
25 |
*/
|
|
26 |
||
27 |
#ifndef _SYS_ASM_LINKAGE_H
|
|
28 |
#define _SYS_ASM_LINKAGE_H
|
|
29 |
||
30 |
#ifdef __cplusplus
|
|
31 |
extern "C" { |
|
32 |
#endif
|
|
33 |
||
34 |
#ifdef _ASM /* The remainder of this file is only for assembly files */ |
|
35 |
||
36 |
/*
|
|
37 |
* make annoying differences in assembler syntax go away
|
|
38 |
*/
|
|
39 |
||
40 |
#if defined(__i386__) || defined(__amd64__)
|
|
41 |
||
42 |
#define ASM_ENTRY_ALIGN 16
|
|
43 |
||
44 |
#elif defined(__sparc64__)
|
|
45 |
||
46 |
/* GCC uses 32-byte function alignment for UltraSPARC CPUs. */
|
|
47 |
#define ASM_ENTRY_ALIGN 32
|
|
48 |
||
49 |
#else
|
|
50 |
||
51 |
#error Unsupported architecture.
|
|
52 |
||
53 |
#endif
|
|
54 |
||
55 |
/*
|
|
56 |
* ENTRY provides the standard procedure entry code and an easy way to
|
|
57 |
* insert the calls to mcount for profiling. ENTRY_NP is identical, but
|
|
58 |
* never calls mcount.
|
|
59 |
*/
|
|
60 |
#define ENTRY(x) \
|
|
61 |
.text; \
|
|
62 |
.align ASM_ENTRY_ALIGN; \
|
|
63 |
.globl x; \
|
|
64 |
.type x, @function; \
|
|
65 |
x:
|
|
66 |
||
67 |
/*
|
|
68 |
* ALTENTRY provides for additional entry points.
|
|
69 |
*/
|
|
70 |
#define ALTENTRY(x) \
|
|
71 |
.globl x; \
|
|
72 |
.type x, @function; \
|
|
73 |
x:
|
|
74 |
||
75 |
/*
|
|
76 |
* SET_SIZE trails a function and set the size for the ELF symbol table.
|
|
77 |
*/
|
|
78 |
#define SET_SIZE(x) \
|
|
79 |
.size x, [.-x]
|
|
80 |
||
81 |
#endif /* _ASM */ |
|
82 |
||
83 |
#ifdef __cplusplus
|
|
84 |
}
|
|
85 |
#endif
|
|
86 |
||
87 |
#endif /* _IA32_SYS_ASM_LINKAGE_H */ |