xref: /freebsd/lib/libthread_db/arch/amd64/libpthread_md.c (revision 3c1e38ea6e2fb9c73d749f283a2c11d0314d280d)
1 /*
2  * Copyright (c) 2004 Marcel Moolenaar
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  *
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25  */
26 
27 #include <sys/cdefs.h>
28 __FBSDID("$FreeBSD$");
29 
30 void
31 pt_reg_to_ucontext(const struct reg *r, ucontext_t *uc)
32 {
33 }
34 
35 void
36 pt_ucontext_to_reg(const ucontext_t *uc, struct reg *r)
37 {
38 }
39 
40 void
41 pt_fpreg_to_ucontext(const struct fpreg* r, ucontext_t *uc)
42 {
43 }
44 
45 void
46 pt_ucontext_to_fpreg(const ucontext_t *uc, struct fpreg *r)
47 {
48 }
49 
50 void
51 pt_md_init(void)
52 {
53 }
54 
55 int
56 pt_reg_sstep(struct reg *reg, int step)
57 {
58 	return (0);
59 }
60