projects / unix-history / blame
| Commit | Line | Data |
|---|---|---|
| dbdcdff1 C |
1 | /* Definitions of target machine for GNU compiler. Sun 68010 version. |
| 2 | Copyright (C) 1987, 1988 Free Software Foundation, Inc. | |
| 3 | ||
| 4 | This file is part of GNU CC. | |
| 5 | ||
| 6 | GNU CC 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 | GNU CC 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 GNU CC; see the file COPYING. If not, write to | |
| 18 | the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ | |
| 19 | ||
| 20 | ||
| 21 | #include "tm-m68k.h" | |
| 22 | ||
| 23 | /* See tm-m68k.h. 0 means 68000 with no 68881. */ | |
| 24 | ||
| 25 | #define TARGET_DEFAULT 0 | |
| 26 | ||
| 27 | /* Define __HAVE_68881 in preprocessor only if -m68881 is specified. | |
| 28 | This will control the use of inline 68881 insns in certain macros. | |
| 29 | Also inform the program which CPU this is for. */ | |
| 30 | ||
| 31 | #define CPP_SPEC "%{m68881:-D__HAVE_68881__} \ | |
| 32 | %{!ansi:%{m68020:-Dmc68020}%{mc68020:-Dmc68020}%{!mc68020:%{!m68020:-Dmc68010}}}" | |
| 33 | ||
| 34 | /* -m68020 requires special flags to the assembler. */ | |
| 35 | ||
| 36 | #define ASM_SPEC \ | |
| 37 | "%{m68020:-mc68020}%{mc68020:-mc68020}%{!mc68020:%{!m68020:-mc68010}}" | |
| 38 | ||
| 39 | /* Names to predefine in the preprocessor for this target machine. */ | |
| 40 | ||
| 41 | #define CPP_PREDEFINES "-Dmc68000 -Dsun -Dunix" | |
| 42 | ||
| 43 | /* Prevent error on `-sun2' and `-target sun2' options. */ | |
| 44 | ||
| 45 | #define CC1_SPEC "%{sun2:} %{target:}" | |
| 46 | ||
| 47 | /* These compiler options take an argument. We ignore -target for now. */ | |
| 48 | ||
| 49 | #define WORD_SWITCH_TAKES_ARG(STR) (!strcmp (STR, "target")) | |
| 50 | ||
| 51 | /* Specify what to link with. */ | |
| 52 | ||
| 53 | #define LIB_SPEC "%{!p:%{!pg:-lc}}%{p:-lc_p}%{pg:-lc_p} \ | |
| 54 | %{a:/usr/lib/bb_link.o -lc} " | |
| 55 | ||
| 56 | /* Alignment of field after `int : 0' in a structure. */ | |
| 57 | ||
| 58 | #undef EMPTY_FIELD_BOUNDARY | |
| 59 | #define EMPTY_FIELD_BOUNDARY 16 | |
| 60 | ||
| 61 | /* Every structure or union's size must be a multiple of 2 bytes. */ | |
| 62 | ||
| 63 | #define STRUCTURE_SIZE_BOUNDARY 16 | |
| 64 | ||
| 65 | /* This is BSD, so it wants DBX format. */ | |
| 66 | ||
| 67 | #define DBX_DEBUGGING_INFO |