sewardj | 3b29048 | 2011-05-06 21:02:55 +0000 | [diff] [blame] | 1 | /* Definitions of interface to the "low" (arch specific) functions |
| 2 | needed for interfacing the Valgrind gdbserver with the Valgrind |
| 3 | guest. |
| 4 | |
| 5 | Copyright (C) 2011 |
| 6 | Free Software Foundation, Inc. |
| 7 | |
| 8 | This file has been inspired from a file that is part of GDB. |
| 9 | It has been modified to integrate it in valgrind |
| 10 | |
| 11 | This program is free software; you can redistribute it and/or modify |
| 12 | it under the terms of the GNU General Public License as published by |
| 13 | the Free Software Foundation; either version 2 of the License, or |
| 14 | (at your option) any later version. |
| 15 | |
| 16 | This program is distributed in the hope that it will be useful, |
| 17 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 18 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 19 | GNU General Public License for more details. |
| 20 | |
| 21 | You should have received a copy of the GNU General Public License |
| 22 | along with this program; if not, write to the Free Software |
| 23 | Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| 24 | Boston, MA 02110-1301, USA. */ |
| 25 | |
| 26 | #ifndef VALGRIND_LOW_H |
| 27 | #define VALGRIND_LOW_H |
| 28 | |
| 29 | /* defines the characteristics of the "low" valgrind target architecture. |
| 30 | In other words, struct valgrind_target_ops defines the functions and |
| 31 | data which are specific to the architecture (x86 or amd64 or |
| 32 | ppc32 or ...). */ |
| 33 | struct valgrind_target_ops |
| 34 | { |
| 35 | int num_regs; |
| 36 | struct reg *reg_defs; |
| 37 | |
| 38 | int stack_pointer_regno; |
| 39 | /* register number of the stack pointer register */ |
| 40 | |
| 41 | /* transfer the register regno from/to valgrind (guest state) |
| 42 | to/from buf |
| 43 | according to transfer_direction. |
| 44 | *mod set to True if destination content is modified by the transfer |
| 45 | otherwise it is set to False. */ |
| 46 | void (*transfer_register) (ThreadId tid, int regno, void * buf, |
| 47 | transfer_direction dir, int size, Bool *mod); |
| 48 | |
| 49 | |
| 50 | CORE_ADDR (*get_pc) (void); |
| 51 | void (*set_pc) (CORE_ADDR newpc); |
| 52 | |
| 53 | /* What string to report to GDB when it asks for the architecture, |
| 54 | or NULL not to answer. */ |
| 55 | const char *arch_string; |
| 56 | |
philippe | 419d5f2 | 2012-05-24 21:33:17 +0000 | [diff] [blame] | 57 | /* Returns the target xml description of the set of registers. |
sewardj | 3b29048 | 2011-05-06 21:02:55 +0000 | [diff] [blame] | 58 | For some architectures (e.g. arm), it is mandatory |
| 59 | to give a description of the registers, otherwise |
| 60 | gdb does not understand the reply to the 'g' packet |
philippe | 419d5f2 | 2012-05-24 21:33:17 +0000 | [diff] [blame] | 61 | (which is used to get the registers). |
| 62 | If shadow_mode, returns a target xml description |
| 63 | including the two shadow registers sets. |
| 64 | This is mandatory to use the option --vgdb-shadow-registers=yes. |
| 65 | Returns NULL if there is no target xml file*/ |
| 66 | char* (*target_xml) (Bool shadow_mode); |
sewardj | 3b29048 | 2011-05-06 21:02:55 +0000 | [diff] [blame] | 67 | |
sewardj | 3b29048 | 2011-05-06 21:02:55 +0000 | [diff] [blame] | 68 | }; |
| 69 | |
sewardj | 3b29048 | 2011-05-06 21:02:55 +0000 | [diff] [blame] | 70 | extern void x86_init_architecture (struct valgrind_target_ops *target); |
| 71 | extern void amd64_init_architecture (struct valgrind_target_ops *target); |
| 72 | extern void arm_init_architecture (struct valgrind_target_ops *target); |
| 73 | extern void ppc32_init_architecture (struct valgrind_target_ops *target); |
| 74 | extern void ppc64_init_architecture (struct valgrind_target_ops *target); |
| 75 | extern void s390x_init_architecture (struct valgrind_target_ops *target); |
sewardj | 5db1540 | 2012-06-07 09:13:21 +0000 | [diff] [blame^] | 76 | extern void mips32_init_architecture (struct valgrind_target_ops *target); |
sewardj | 3b29048 | 2011-05-06 21:02:55 +0000 | [diff] [blame] | 77 | |
| 78 | #endif |