| /* Definitions of target machine for GNU compiler. "naked" 68020. |
| Copyright (C) 1994, 1996, 2003 Free Software Foundation, Inc. |
| |
| This file is part of GCC. |
| |
| GCC 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. |
| |
| GCC 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 GCC; see the file COPYING. If not, write to |
| the Free Software Foundation, 59 Temple Place - Suite 330, |
| Boston, MA 02111-1307, USA. */ |
| |
| /* Default to m68k (m68020). */ |
| #ifndef TARGET_CPU_DEFAULT |
| #define TARGET_CPU_DEFAULT M68K_CPU_m68k |
| #endif |
| |
| /* These are values set by the configure script in TARGET_CPU_DEFAULT. |
| They are (sequential integer + (desired value for TARGET_DEFAULT) << 4). */ |
| #define M68K_CPU_m68k (0 + ((MASK_68020|MASK_68881|MASK_BITFIELD)<<4)) |
| #define M68K_CPU_m68000 (1 + (0 << 4)) |
| #define M68K_CPU_m68010 (1 + (0 << 4)) /* make same as m68000 */ |
| #define M68K_CPU_m68020 (2 + ((MASK_68020|MASK_68881|MASK_BITFIELD) << 4)) |
| #define M68K_CPU_m68030 (3 + ((MASK_68030|MASK_68020|MASK_68881|MASK_BITFIELD) << 4)) |
| #define M68K_CPU_m68040 (4 + ((MASK_68040_ONLY|MASK_68020|MASK_68881|MASK_BITFIELD) << 4)) |
| #define M68K_CPU_m68302 (5 + (0 << 4)) |
| #define M68K_CPU_m68332 (6 + (MASK_68020 << 4)) |
| |
| /* This is tested for below, so if target wants to override this, it |
| just set this first in cover file. */ |
| #ifndef TARGET_DEFAULT |
| #define TARGET_DEFAULT (TARGET_CPU_DEFAULT >> 4) |
| #endif |
| |
| /* Defaults for the various specs below. |
| These are collected here so we only test TARGET_CPU_DEFAULT once. */ |
| /* ??? CC1_CPU_DEFAULT_SPEC was copied over from the earlier version of |
| this file. However, it's not used anywhere here because it doesn't |
| seem to be necessary. */ |
| #if TARGET_CPU_DEFAULT == M68K_CPU_m68k || TARGET_CPU_DEFAULT == M68K_CPU_m68020 |
| #define ASM_CPU_DEFAULT_SPEC "-mc68020" |
| #define CC1_CPU_DEFAULT_SPEC "-m68020" |
| #else |
| #if TARGET_CPU_DEFAULT == M68K_CPU_m68000 |
| #define ASM_CPU_DEFAULT_SPEC "-mc68000" |
| #define CC1_CPU_DEFAULT_SPEC "-m68000" |
| #else |
| #if TARGET_CPU_DEFAULT == M68K_CPU_m68030 |
| #define ASM_CPU_DEFAULT_SPEC "-mc68030" |
| #define CC1_CPU_DEFAULT_SPEC "-m68030" |
| #else |
| #if TARGET_CPU_DEFAULT == M68K_CPU_m68040 |
| #define ASM_CPU_DEFAULT_SPEC "-mc68040" |
| #define CC1_CPU_DEFAULT_SPEC "-m68040" |
| #else |
| #if TARGET_CPU_DEFAULT == M68K_CPU_m68302 |
| #define ASM_CPU_DEFAULT_SPEC "-mc68302" |
| #define CC1_CPU_DEFAULT_SPEC "-m68302" |
| #else |
| #if TARGET_CPU_DEFAULT == M68K_CPU_m68332 |
| #define ASM_CPU_DEFAULT_SPEC "-mc68332" |
| #define CC1_CPU_DEFAULT_SPEC "-m68332" |
| #else |
| Unrecognized value in TARGET_CPU_DEFAULT. |
| #endif |
| #endif |
| #endif |
| #endif |
| #endif |
| #endif |
| |
| /* Pass flags to gas indicating which type of processor we have. */ |
| |
| #undef ASM_SPEC |
| #define ASM_SPEC "\ |
| %{m68851}%{mno-68851}%{m68881}%{mno-68881}%{msoft-float:-mno-68881} %{m68000}%{m68302}%{mc68000}%{m68010}%{m68020}%{mc68020}%{m68030}%{m68040}%{m68020-40:-mc68040} %{m68020-60:-mc68040} %{m68060}%{mcpu32}%{m68332}%{m5200}%{m5206e}%{m528x}%{m5307}%{m5407}%{!mc68000:%{!m68000:%{!m68302:%{!m68010:%{!mc68020:%{!m68020:%{!m68030:%{!m68040:%{!m68020-40:%{!m68020-60:%{!m68060:%{!mcpu32:%{!m68332:%{!m5200:%{!m5206e:%{!m528x:%{!m5307:%{!m5407:%(asm_cpu_default)}}}}}}}}}}}}}}}}}} \ |
| %{fPIC:--pcrel} %{fpic:--pcrel} %{msep-data:--pcrel} %{mid-shared-library:--pcrel} \ |
| " |
| |
| /* cc1/cc1plus always receives all the -m flags. If the specs strings above |
| are consistent with the TARGET_OPTIONS flags in m68k.h, there should be no |
| need for any further cc1/cc1plus specs. */ |
| |
| #undef CC1_SPEC |
| #define CC1_SPEC "" |
| |
| /* This macro defines names of additional specifications to put in the specs |
| that can be used in various specifications like CC1_SPEC. Its definition |
| is an initializer with a subgrouping for each command option. |
| |
| Each subgrouping contains a string constant, that defines the |
| specification name, and a string constant that used by the GCC driver |
| program. |
| |
| Do not define this macro if it does not need to do anything. */ |
| |
| #define EXTRA_SPECS \ |
| { "asm_cpu_default", ASM_CPU_DEFAULT_SPEC }, \ |
| { "cc1_cpu_default", CC1_CPU_DEFAULT_SPEC }, \ |
| SUBTARGET_EXTRA_SPECS |
| |
| #define CPP_SUBTARGET_SPEC "" |
| #define SUBTARGET_EXTRA_SPECS |
| |
| /* Avoid building multilib libraries for the defaults. |
| For targets not handled here, just build the full set of multilibs. |
| The default is m68k 99.9% of the time anyway. */ |
| |
| #if TARGET_CPU_DEFAULT == M68K_CPU_m68k || TARGET_CPU_DEFAULT == M68K_CPU_m68020 |
| #if TARGET_DEFAULT & MASK_68881 |
| #define MULTILIB_DEFAULTS { "m68020", "m68881" } |
| #else |
| #define MULTILIB_DEFAULTS { "m68020", "msoft-float" } |
| #endif |
| #endif |
| |
| #if TARGET_CPU_DEFAULT == M68K_CPU_m68000 || TARGET_CPU_DEFAULT == M68K_CPU_m68302 |
| #if TARGET_DEFAULT & MASK_68881 |
| #define MULTILIB_DEFAULTS { "m68000", "m68881" } |
| #else |
| #define MULTILIB_DEFAULTS { "m68000", "msoft-float" } |
| #endif |
| #endif |