| 1 | /* Macro defintions for IBM AIX PS/2 (i386). |
| 2 | Copyright 1986, 1987, 1989, 1992, 1993 Free Software Foundation, Inc. |
| 3 | |
| 4 | This file is part of GDB. |
| 5 | |
| 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. |
| 10 | |
| 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. |
| 15 | |
| 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, Boston, MA 02111-1307, USA. */ |
| 19 | |
| 20 | /* Changes for IBM AIX PS/2 by Minh Tran-Le (tranle@intellicorp.com). */ |
| 21 | |
| 22 | #ifndef TM_I386AIX_H |
| 23 | #define TM_I386AIX_H 1 |
| 24 | |
| 25 | #include "i386/tm-i386.h" |
| 26 | #include <sys/reg.h> |
| 27 | |
| 28 | #ifndef I386 |
| 29 | # define I386 1 |
| 30 | #endif |
| 31 | #ifndef I386_AIX_TARGET |
| 32 | # define I386_AIX_TARGET 1 |
| 33 | #endif |
| 34 | |
| 35 | /* Nonzero if register N requires conversion |
| 36 | from raw format to virtual format. */ |
| 37 | |
| 38 | #undef REGISTER_CONVERTIBLE |
| 39 | #define REGISTER_CONVERTIBLE(N) \ |
| 40 | ((N < FP0_REGNUM) ? 0 : 1) |
| 41 | |
| 42 | /* Convert data from raw format for register REGNUM in buffer FROM |
| 43 | to virtual format with type TYPE in buffer TO. */ |
| 44 | |
| 45 | #undef REGISTER_CONVERT_TO_VIRTUAL |
| 46 | #define REGISTER_CONVERT_TO_VIRTUAL(REGNUM,TYPE,FROM,TO) \ |
| 47 | { \ |
| 48 | double val; \ |
| 49 | i387_to_double ((FROM), (char *)&val); \ |
| 50 | store_floating ((TO), TYPE_LENGTH (TYPE), val); \ |
| 51 | } |
| 52 | extern void |
| 53 | i387_to_double PARAMS ((char *, char *)); |
| 54 | |
| 55 | /* Convert data from virtual format with type TYPE in buffer FROM |
| 56 | to raw format for register REGNUM in buffer TO. */ |
| 57 | |
| 58 | #undef REGISTER_CONVERT_TO_RAW |
| 59 | #define REGISTER_CONVERT_TO_RAW(TYPE,REGNUM,FROM,TO) \ |
| 60 | { \ |
| 61 | double val = extract_floating ((FROM), TYPE_LENGTH (TYPE)); \ |
| 62 | double_to_i387((char *)&val, (TO)); \ |
| 63 | } |
| 64 | extern void |
| 65 | double_to_i387 PARAMS ((char *, char *)); |
| 66 | |
| 67 | #endif /* TM_I386AIX_H */ |