projects / binutils.git / blame
| Commit | Line | Data |
|---|---|---|
| dd3b648e RP |
1 | /* Extract registers from a "standard" core file, for GDB. |
| 2 | Copyright (C) 1988-1991 Free Software Foundation, Inc. | |
| 3 | ||
| 4 | This file is part of GDB. | |
| 5 | ||
| 6 | GDB is free software; you can redistribute it and/or modify | |
| 7 | it under the terms of the GNU General Public License as published by | |
| 8 | the Free Software Foundation; either version 1, or (at your option) | |
| 9 | any later version. | |
| 10 | ||
| 11 | GDB is distributed in the hope that it will be useful, | |
| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 14 | GNU General Public License for more details. | |
| 15 | ||
| 16 | You should have received a copy of the GNU General Public License | |
| 17 | along with GDB; see the file COPYING. If not, write to | |
| 18 | the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ | |
| 19 | ||
| 20 | /* core.c is supposed to be the more machine-independent aspects of this; | |
| 21 | this file is more machine-specific. */ | |
| 22 | ||
| 23 | #include "defs.h" | |
| 24 | #include "param.h" | |
| 25 | #include "gdbcore.h" | |
| 26 | ||
| 27 | /* Some of these are needed on various systems, perhaps, to expand | |
| 28 | REGISTER_U_ADDR appropriately? */ | |
| 29 | /* #include <sys/core.h> */ | |
| 30 | #include <sys/param.h> | |
| 31 | #include <sys/dir.h> | |
| 32 | #include <sys/file.h> | |
| 33 | #include <sys/stat.h> | |
| 34 | #include <sys/user.h> | |
| 35 | ||
| 36 | ||
| 37 | /* Extract the register values out of the core file and store | |
| 38 | them where `read_register' will find them. */ | |
| 39 | ||
| 40 | void | |
| 41 | fetch_core_registers (core_reg_sect, core_reg_size) | |
| 42 | char *core_reg_sect; | |
| 43 | unsigned core_reg_size; | |
| 44 | { | |
| 45 | register int regno; | |
| 46 | register unsigned int addr; | |
| 47 | int bad_reg = -1; | |
| 48 | ||
| 49 | for (regno = 0; regno < NUM_REGS; regno++) | |
| 50 | { | |
| 51 | addr = register_addr (regno, core_reg_size); | |
| 52 | if (addr >= core_reg_size) { | |
| 53 | if (bad_reg < 0) | |
| 54 | bad_reg = regno; | |
| 55 | } else { | |
| 56 | supply_register (regno, core_reg_sect + addr); | |
| 57 | } | |
| 58 | } | |
| 59 | if (bad_reg > 0) | |
| 60 | { | |
| 61 | error ("Register %s not found in core file.", reg_names[bad_reg]); | |
| 62 | } | |
| 63 | } | |
| 64 | ||
| 65 | ||
| 66 | #ifdef REGISTER_U_ADDR | |
| 67 | ||
| 68 | /* Return the address in the core dump or inferior of register REGNO. | |
| 69 | BLOCKEND is the address of the end of the user structure. */ | |
| 70 | ||
| 71 | unsigned int | |
| 72 | register_addr (regno, blockend) | |
| 73 | int regno; | |
| 74 | int blockend; | |
| 75 | { | |
| 76 | int addr; | |
| 77 | ||
| 78 | if (regno < 0 || regno >= NUM_REGS) | |
| 79 | error ("Invalid register number %d.", regno); | |
| 80 | ||
| 81 | REGISTER_U_ADDR (addr, blockend, regno); | |
| 82 | ||
| 83 | return addr; | |
| 84 | } | |
| 85 | ||
| 86 | #endif /* REGISTER_U_ADDR */ |