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58caa3dc DJ |
1 | /* GNU/Linux/x86-64 specific low level interface, for the remote server |
2 | for GDB. | |
3 | Copyright 2002 | |
4 | Free Software Foundation, Inc. | |
5 | ||
6 | This file is part of GDB. | |
7 | ||
8 | This program is free software; you can redistribute it and/or modify | |
9 | it under the terms of the GNU General Public License as published by | |
10 | the Free Software Foundation; either version 2 of the License, or | |
11 | (at your option) any later version. | |
12 | ||
13 | This program is distributed in the hope that it will be useful, | |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | GNU General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
19 | along with this program; if not, write to the Free Software | |
20 | Foundation, Inc., 59 Temple Place - Suite 330, | |
21 | Boston, MA 02111-1307, USA. */ | |
22 | ||
23 | #include "server.h" | |
24 | #include "linux-low.h" | |
25 | #include "i387-fp.h" | |
26 | ||
27 | #include <sys/reg.h> | |
28 | #include <sys/procfs.h> | |
29 | #include <sys/ptrace.h> | |
30 | ||
31 | static int regmap[] = { | |
32 | RAX, RDX, RCX, RBX, | |
33 | RSI, RDI, RBP, RSP, | |
34 | R8, R9, R10, R11, | |
35 | R12, R13, R14, R15, | |
36 | RIP, EFLAGS | |
37 | }; | |
38 | ||
39 | static void | |
40 | x86_64_fill_gregset (void *buf) | |
41 | { | |
42 | int i; | |
43 | ||
44 | for (i = 0; i < 18; i++) | |
45 | collect_register (i, ((char *) buf) + regmap[i]); | |
46 | } | |
47 | ||
48 | static void | |
49 | x86_64_store_gregset (void *buf) | |
50 | { | |
51 | int i; | |
52 | ||
53 | for (i = 0; i < 18; i++) | |
54 | supply_register (i, ((char *) buf) + regmap[i]); | |
55 | } | |
56 | ||
57 | static void | |
58 | x86_64_fill_fpregset (void *buf) | |
59 | { | |
60 | i387_cache_to_fxsave (buf); | |
61 | } | |
62 | ||
63 | static void | |
64 | x86_64_store_fpregset (void *buf) | |
65 | { | |
66 | i387_fxsave_to_cache (buf); | |
67 | } | |
68 | ||
69 | ||
70 | struct regset_info target_regsets[] = { | |
71 | { PTRACE_GETREGS, PTRACE_SETREGS, sizeof (elf_gregset_t), | |
72 | x86_64_fill_gregset, x86_64_store_gregset }, | |
73 | { PTRACE_GETFPREGS, PTRACE_SETFPREGS, sizeof (elf_fpregset_t), | |
74 | x86_64_fill_fpregset, x86_64_store_fpregset }, | |
75 | { 0, 0, -1, NULL, NULL } | |
76 | }; | |
77 | ||
78 | #endif /* HAVE_LINUX_REGSETS */ | |
79 |