| 1 | /* Copyright (C) 2012-2015 Free Software Foundation, Inc. |
| 2 | |
| 3 | This file is part of GDB. |
| 4 | |
| 5 | This program is free software; you can redistribute it and/or modify |
| 6 | it under the terms of the GNU General Public License as published by |
| 7 | the Free Software Foundation; either version 3 of the License, or |
| 8 | (at your option) any later version. |
| 9 | |
| 10 | This program is distributed in the hope that it will be useful, |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | GNU General Public License for more details. |
| 14 | |
| 15 | You should have received a copy of the GNU General Public License |
| 16 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
| 17 | |
| 18 | #include "server.h" |
| 19 | #include "tdesc.h" |
| 20 | #include "regdef.h" |
| 21 | |
| 22 | void |
| 23 | init_target_desc (struct target_desc *tdesc) |
| 24 | { |
| 25 | int offset, i; |
| 26 | |
| 27 | offset = 0; |
| 28 | for (i = 0; i < tdesc->num_registers; i++) |
| 29 | { |
| 30 | tdesc->reg_defs[i].offset = offset; |
| 31 | offset += tdesc->reg_defs[i].size; |
| 32 | } |
| 33 | |
| 34 | tdesc->registers_size = offset / 8; |
| 35 | |
| 36 | /* Make sure PBUFSIZ is large enough to hold a full register |
| 37 | packet. */ |
| 38 | gdb_assert (2 * tdesc->registers_size + 32 <= PBUFSIZ); |
| 39 | } |
| 40 | |
| 41 | #ifndef IN_PROCESS_AGENT |
| 42 | |
| 43 | static const struct target_desc default_description = { 0 }; |
| 44 | |
| 45 | void |
| 46 | copy_target_description (struct target_desc *dest, |
| 47 | const struct target_desc *src) |
| 48 | { |
| 49 | dest->reg_defs = src->reg_defs; |
| 50 | dest->num_registers = src->num_registers; |
| 51 | dest->expedite_regs = src->expedite_regs; |
| 52 | dest->registers_size = src->registers_size; |
| 53 | dest->xmltarget = src->xmltarget; |
| 54 | } |
| 55 | |
| 56 | const struct target_desc * |
| 57 | current_target_desc (void) |
| 58 | { |
| 59 | if (current_thread == NULL) |
| 60 | return &default_description; |
| 61 | |
| 62 | return current_process ()->tdesc; |
| 63 | } |
| 64 | |
| 65 | #endif |