| /* Definitions of target machine for GNU compiler. HP 9000/200 68000 version. |
| Copyright (C) 1987, 1991 Free Software Foundation, Inc. |
| |
| This file is part of GNU CC. |
| |
| GNU CC is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2, or (at your option) |
| any later version. |
| |
| GNU CC is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with GNU CC; see the file COPYING. If not, write to |
| the Free Software Foundation, 59 Temple Place - Suite 330, |
| Boston, MA 02111-1307, USA. */ |
| |
| #include "m68k/m68k.h" |
| |
| /* See m68k.h. 0 means 68000 with no 68881. */ |
| |
| #define TARGET_DEFAULT 0 |
| |
| /* Don't try using XFmode. */ |
| #undef LONG_DOUBLE_TYPE_SIZE |
| #define LONG_DOUBLE_TYPE_SIZE 64 |
| |
| /* Define __HAVE_68881 in preprocessor only if -m68881 is specified. |
| This will control the use of inline 68881 insns in certain macros. |
| Also inform the program which CPU this is for. */ |
| |
| #define CPP_SPEC "%{m68881:-D__HAVE_68881__} \ |
| %{!ansi:%{m68020:-Dmc68020}%{mc68020:-Dmc68020}%{!mc68020:%{!m68020:-Dmc68010}}}" |
| |
| /* -m68020 requires special flags to the assembler. */ |
| |
| #define ASM_SPEC \ |
| "%{m68020:-mc68020}%{mc68020:-mc68020}%{!mc68020:%{!m68020:-mc68010}}" |
| |
| /* Names to predefine in the preprocessor for this target machine. */ |
| |
| #define CPP_PREDEFINES "-Dmc68000 -Dmc68010 -Dhp200 -Dunix -Asystem(unix) -Asystem(bsd) -Acpu(m68k) -Amachine(m68k)" |
| |
| /* Link with libg.a when debugging, for dbx's sake. */ |
| |
| #define LIB_SPEC "%{g:-lg} %{!p:%{!pg:-lc}}%{p:-lc_p}%{pg:-lc_p} " |
| |
| /* Alignment of field after `int : 0' in a structure. */ |
| |
| #undef EMPTY_FIELD_BOUNDARY |
| #define EMPTY_FIELD_BOUNDARY 16 |
| |
| /* Every structure or union's size must be a multiple of 2 bytes. */ |
| |
| #define STRUCTURE_SIZE_BOUNDARY 16 |
| |
| /* This is BSD, so it wants DBX format. */ |
| |
| #define DBX_DEBUGGING_INFO |
| |
| /* Define subroutines to call to handle multiply, divide, and remainder. |
| These routines are built into the c-library on the hp200. |
| XXX What other routines from the c-library could we use? |
| The `*' prevents an underscore from being prepended by the compiler. */ |
| |
| #define DIVSI3_LIBCALL "*ldiv" |
| #define UDIVSI3_LIBCALL "*uldiv" |
| #define MODSI3_LIBCALL "*lrem" |
| #define UMODSI3_LIBCALL "*ulrem" |
| #define MULSI3_LIBCALL "*lmul" |
| #define UMULSI3_LIBCALL "*ulmul" |
| |
| /* Don't default to pcc-struct-return, because gcc is the only compiler, and |
| we want to retain compatibility with older gcc versions. */ |
| #define DEFAULT_PCC_STRUCT_RETURN 0 |
