| 1 | /* Copyright (C) 2008-2017 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 "defs.h" |
| 19 | #include "windows-nat.h" |
| 20 | #include "x86-nat.h" |
| 21 | #include "i386-tdep.h" |
| 22 | |
| 23 | #include <windows.h> |
| 24 | |
| 25 | #define context_offset(x) ((int)&(((CONTEXT *)NULL)->x)) |
| 26 | static const int mappings[] = |
| 27 | { |
| 28 | context_offset (Eax), |
| 29 | context_offset (Ecx), |
| 30 | context_offset (Edx), |
| 31 | context_offset (Ebx), |
| 32 | context_offset (Esp), |
| 33 | context_offset (Ebp), |
| 34 | context_offset (Esi), |
| 35 | context_offset (Edi), |
| 36 | context_offset (Eip), |
| 37 | context_offset (EFlags), |
| 38 | context_offset (SegCs), |
| 39 | context_offset (SegSs), |
| 40 | context_offset (SegDs), |
| 41 | context_offset (SegEs), |
| 42 | context_offset (SegFs), |
| 43 | context_offset (SegGs), |
| 44 | context_offset (FloatSave.RegisterArea[0 * 10]), |
| 45 | context_offset (FloatSave.RegisterArea[1 * 10]), |
| 46 | context_offset (FloatSave.RegisterArea[2 * 10]), |
| 47 | context_offset (FloatSave.RegisterArea[3 * 10]), |
| 48 | context_offset (FloatSave.RegisterArea[4 * 10]), |
| 49 | context_offset (FloatSave.RegisterArea[5 * 10]), |
| 50 | context_offset (FloatSave.RegisterArea[6 * 10]), |
| 51 | context_offset (FloatSave.RegisterArea[7 * 10]), |
| 52 | context_offset (FloatSave.ControlWord), |
| 53 | context_offset (FloatSave.StatusWord), |
| 54 | context_offset (FloatSave.TagWord), |
| 55 | context_offset (FloatSave.ErrorSelector), |
| 56 | context_offset (FloatSave.ErrorOffset), |
| 57 | context_offset (FloatSave.DataSelector), |
| 58 | context_offset (FloatSave.DataOffset), |
| 59 | context_offset (FloatSave.ErrorSelector) |
| 60 | /* XMM0-7 */ , |
| 61 | context_offset (ExtendedRegisters[10*16]), |
| 62 | context_offset (ExtendedRegisters[11*16]), |
| 63 | context_offset (ExtendedRegisters[12*16]), |
| 64 | context_offset (ExtendedRegisters[13*16]), |
| 65 | context_offset (ExtendedRegisters[14*16]), |
| 66 | context_offset (ExtendedRegisters[15*16]), |
| 67 | context_offset (ExtendedRegisters[16*16]), |
| 68 | context_offset (ExtendedRegisters[17*16]), |
| 69 | /* MXCSR */ |
| 70 | context_offset (ExtendedRegisters[24]) |
| 71 | }; |
| 72 | #undef context_offset |
| 73 | |
| 74 | /* segment_register_p_ftype implementation for x86. */ |
| 75 | |
| 76 | static int |
| 77 | i386_windows_segment_register_p (int regnum) |
| 78 | { |
| 79 | return regnum >= I386_CS_REGNUM && regnum <= I386_GS_REGNUM; |
| 80 | } |
| 81 | |
| 82 | /* -Wmissing-prototypes */ |
| 83 | extern initialize_file_ftype _initialize_i386_windows_nat; |
| 84 | |
| 85 | void |
| 86 | _initialize_i386_windows_nat (void) |
| 87 | { |
| 88 | windows_set_context_register_offsets (mappings); |
| 89 | windows_set_segment_register_p (i386_windows_segment_register_p); |
| 90 | x86_set_debug_register_length (4); |
| 91 | } |