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257e02d8 TT |
1 | /* Ravenscar x86-64 target support. |
2 | ||
1d506c26 | 3 | Copyright (C) 2020-2024 Free Software Foundation, Inc. |
257e02d8 TT |
4 | |
5 | This file is part of GDB. | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 3 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
12 | This program is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
19 | ||
20 | #include "defs.h" | |
21 | #include "gdbarch.h" | |
22 | #include "gdbcore.h" | |
23 | #include "regcache.h" | |
24 | #include "amd64-tdep.h" | |
25 | #include "inferior.h" | |
26 | #include "ravenscar-thread.h" | |
27 | #include "amd64-ravenscar-thread.h" | |
28 | ||
257e02d8 TT |
29 | /* x86-64 Ravenscar stores registers as: |
30 | ||
31 | type Context_Buffer is record | |
32 | RIP : System.Address; | |
33 | RFLAGS : EFLAGS; | |
34 | RSP : System.Address; | |
35 | ||
36 | RBX : System.Address; | |
37 | RBP : System.Address; | |
38 | R12 : System.Address; | |
39 | R13 : System.Address; | |
40 | R14 : System.Address; | |
41 | R15 : System.Address; | |
42 | end record; | |
43 | */ | |
44 | static const int register_layout[] = | |
45 | { | |
e73434e3 TT |
46 | /* RAX */ -1, |
47 | /* RBX */ 3 * 8, | |
48 | /* RCX */ -1, | |
49 | /* RDX */ -1, | |
50 | /* RSI */ -1, | |
51 | /* RDI */ -1, | |
52 | /* RBP */ 4 * 8, | |
53 | /* RSP */ 2 * 8, | |
54 | /* R8 */ -1, | |
55 | /* R9 */ -1, | |
56 | /* R10 */ -1, | |
57 | /* R11 */ -1, | |
58 | /* R12 */ 5 * 8, | |
59 | /* R13 */ 6 * 8, | |
60 | /* R14 */ 7 * 8, | |
61 | /* R15 */ 8 * 8, | |
62 | /* RIP */ 0 * 8, | |
63 | /* EFLAGS */ 1 * 8, | |
257e02d8 TT |
64 | }; |
65 | ||
257e02d8 TT |
66 | /* The ravenscar_arch_ops vector for AMD64 targets. */ |
67 | ||
e73434e3 | 68 | static struct ravenscar_arch_ops amd64_ravenscar_ops (register_layout); |
257e02d8 TT |
69 | |
70 | /* Register amd64_ravenscar_ops in GDBARCH. */ | |
71 | ||
72 | void | |
73 | register_amd64_ravenscar_ops (struct gdbarch *gdbarch) | |
74 | { | |
75 | set_gdbarch_ravenscar_ops (gdbarch, &amd64_ravenscar_ops); | |
76 | } |