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d6d7ce56 AH |
1 | /* GNU/Linux/aarch64 specific target description, for the remote server |
2 | for GDB. | |
b811d2c2 | 3 | Copyright (C) 2017-2020 Free Software Foundation, Inc. |
d6d7ce56 AH |
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 "server.h" | |
f5df0b5f SM |
21 | |
22 | #include "linux-aarch64-tdesc.h" | |
23 | ||
d6d7ce56 AH |
24 | #include "tdesc.h" |
25 | #include "arch/aarch64.h" | |
26 | #include "linux-aarch32-low.h" | |
fefa175e AH |
27 | #include <inttypes.h> |
28 | ||
29 | /* All possible aarch64 target descriptors. */ | |
6dc0ebde | 30 | struct target_desc *tdesc_aarch64_list[AARCH64_MAX_SVE_VQ + 1][2/*pauth*/]; |
d6d7ce56 AH |
31 | |
32 | /* Create the aarch64 target description. */ | |
33 | ||
34 | const target_desc * | |
6dc0ebde | 35 | aarch64_linux_read_description (uint64_t vq, bool pauth_p) |
d6d7ce56 | 36 | { |
fefa175e AH |
37 | if (vq > AARCH64_MAX_SVE_VQ) |
38 | error (_("VQ is %" PRIu64 ", maximum supported value is %d"), vq, | |
39 | AARCH64_MAX_SVE_VQ); | |
40 | ||
6dc0ebde | 41 | struct target_desc *tdesc = tdesc_aarch64_list[vq][pauth_p]; |
d6d7ce56 | 42 | |
fefa175e | 43 | if (tdesc == NULL) |
49bdb7ee | 44 | { |
6dc0ebde | 45 | tdesc = aarch64_create_target_description (vq, pauth_p); |
49bdb7ee | 46 | |
49bdb7ee | 47 | static const char *expedite_regs_aarch64[] = { "x29", "sp", "pc", NULL }; |
fefa175e AH |
48 | static const char *expedite_regs_aarch64_sve[] = { "x29", "sp", "pc", |
49 | "vg", NULL }; | |
50 | ||
51 | if (vq == 0) | |
52 | init_target_desc (tdesc, expedite_regs_aarch64); | |
53 | else | |
54 | init_target_desc (tdesc, expedite_regs_aarch64_sve); | |
55 | ||
6dc0ebde | 56 | tdesc_aarch64_list[vq][pauth_p] = tdesc; |
49bdb7ee | 57 | } |
d6d7ce56 | 58 | |
fefa175e | 59 | return tdesc; |
d6d7ce56 | 60 | } |