projects / deliverable / binutils-gdb.git / blame
| Commit | Line | Data |
|---|---|---|
| c906108c | 1 | /* Macro definitions for i386 running under BSD Unix. |
| b6ba6518 KB |
2 | Copyright 1986, 1987, 1989, 1991, 1992, 1993, 1994, 1995, 1996 |
| 3 | Free Software Foundation, Inc. | |
| c906108c SS |
4 | |
| 5 | ||
| c5aa993b JM |
6 | This program 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 2 of the License, or | |
| 9 | (at your option) any later version. | |
| c906108c | 10 | |
| c5aa993b JM |
11 | This program 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. | |
| c906108c | 15 | |
| c5aa993b JM |
16 | You should have received a copy of the GNU General Public License |
| 17 | along with this program; if not, write to the Free Software | |
| 18 | Foundation, Inc., 59 Temple Place - Suite 330, | |
| 19 | Boston, MA 02111-1307, USA. */ | |
| c906108c SS |
20 | |
| 21 | #ifndef TM_I386OS9K_H | |
| 22 | #define TM_I386OS9K_H 1 | |
| 23 | ||
| 24 | #include "i386/tm-i386.h" | |
| 25 | ||
| 26 | /* Number of machine registers */ | |
| 27 | ||
| 28 | #undef NUM_REGS | |
| c5aa993b | 29 | #define NUM_REGS (16) /* Basic i*86 regs */ |
| c906108c SS |
30 | |
| 31 | /* Initializer for an array of names of registers. There should be at least | |
| 32 | NUM_REGS strings in this initializer. Any excess ones are simply ignored. | |
| 33 | The order of the first 8 registers must match the compiler's numbering | |
| 34 | scheme (which is the same as the 386 scheme) and also regmap in the various | |
| 35 | *-nat.c files. */ | |
| 36 | ||
| fc633446 | 37 | #undef REGISTER_NAME |
| c906108c SS |
38 | #define REGISTER_NAMES { "eax", "ecx", "edx", "ebx", \ |
| 39 | "esp", "ebp", "esi", "edi", \ | |
| 40 | "eip", "eflags", "cs", "ss", \ | |
| 41 | "ds", "es", "fs", "gs", \ | |
| 42 | } | |
| 43 | ||
| c5aa993b | 44 | #define DATABASE_REG 3 /* ebx */ |
| c906108c SS |
45 | |
| 46 | /* Amount PC must be decremented by after a breakpoint. This is often the | |
| 47 | number of bytes in BREAKPOINT but not always (such as now). */ | |
| 48 | ||
| 49 | #undef DECR_PC_AFTER_BREAK | |
| 50 | #define DECR_PC_AFTER_BREAK 0 | |
| 51 | ||
| 52 | /* On 386 bsd, sigtramp is above the user stack and immediately below | |
| 53 | the user area. Using constants here allows for cross debugging. | |
| 54 | These are tested for BSDI but should work on 386BSD. */ | |
| 55 | #define SIGTRAMP_START(pc) 0xfdbfdfc0 | |
| 56 | #define SIGTRAMP_END(pc) 0xfdbfe000 | |
| 57 | ||
| 58 | /* Saved Pc. Get it from sigcontext if within sigtramp. */ | |
| 59 | ||
| 60 | /* Offset to saved PC in sigcontext, from <sys/signal.h>. */ | |
| 61 | #define SIGCONTEXT_PC_OFFSET 20 | |
| 62 | ||
| 63 | #define BELIEVE_PCC_PROMOTION 1 | |
| 64 | ||
| c5aa993b | 65 | #endif /* #ifndef TM_I386OS9K_H */ |