1 /* GNU/Linux/x86-64 specific low level interface, for the remote server
4 Free Software Foundation, Inc.
6 This file is part of GDB.
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.
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.
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. */
24 #include "linux-low.h"
28 #include <sys/procfs.h>
29 #include <sys/ptrace.h>
31 static int x86_64_regmap
[] = {
32 RAX
* 8, RBX
* 8, RCX
* 8, RDX
* 8,
33 RSI
* 8, RDI
* 8, RBP
* 8, RSP
* 8,
34 R8
* 8, R9
* 8, R10
* 8, R11
* 8,
35 R12
* 8, R13
* 8, R14
* 8, R15
* 8,
36 RIP
* 8, EFLAGS
* 8, CS
* 8, SS
* 8,
37 DS
* 8, ES
* 8, FS
* 8, GS
* 8
40 #define X86_64_NUM_GREGS (sizeof(x86_64_regmap)/sizeof(int))
43 x86_64_fill_gregset (void *buf
)
47 for (i
= 0; i
< X86_64_NUM_GREGS
; i
++)
48 collect_register (i
, ((char *) buf
) + x86_64_regmap
[i
]);
52 x86_64_store_gregset (const void *buf
)
56 for (i
= 0; i
< X86_64_NUM_GREGS
; i
++)
57 supply_register (i
, ((char *) buf
) + x86_64_regmap
[i
]);
61 x86_64_fill_fpregset (void *buf
)
63 i387_cache_to_fxsave (buf
);
67 x86_64_store_fpregset (const void *buf
)
69 i387_fxsave_to_cache (buf
);
72 struct regset_info target_regsets
[] = {
73 { PTRACE_GETREGS
, PTRACE_SETREGS
, sizeof (elf_gregset_t
),
75 x86_64_fill_gregset
, x86_64_store_gregset
},
76 { PTRACE_GETFPREGS
, PTRACE_SETFPREGS
, sizeof (elf_fpregset_t
),
78 x86_64_fill_fpregset
, x86_64_store_fpregset
},
79 { 0, 0, -1, -1, NULL
, NULL
}
82 struct linux_target_ops the_low_target
= {