70 lines
2.4 KiB
C
70 lines
2.4 KiB
C
/* 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, 675 Mass Ave, Cambridge, MA 02139, USA. */
|
|
|
|
#include "m68k.h"
|
|
|
|
/* See m68k.h. 0 means 68000 with no 68881. */
|
|
|
|
#define TARGET_DEFAULT -0102
|
|
|
|
/* 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"
|
|
|
|
/* 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"
|