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| author | Andrew Lee <alee14498@protonmail.com> | 2021-08-15 00:34:05 -0400 |
|---|---|---|
| committer | Andrew Lee <alee14498@protonmail.com> | 2021-08-15 00:34:05 -0400 |
| commit | 60cc83bf91bfc9bb02f6304b5d6c8234ba6d210f (patch) | |
| tree | fdc0be85a1ca35e34c3ae2c805fe9b718e3c1091 /gcc-1.40/config/tm-altos3068.h | |
| parent | dd8dfab51b832a654365ed00c06bf802ff628bfa (diff) | |
| download | linux-0.01-distro-60cc83bf91bfc9bb02f6304b5d6c8234ba6d210f.tar.gz linux-0.01-distro-60cc83bf91bfc9bb02f6304b5d6c8234ba6d210f.tar.bz2 linux-0.01-distro-60cc83bf91bfc9bb02f6304b5d6c8234ba6d210f.zip | |
Diffstat (limited to 'gcc-1.40/config/tm-altos3068.h')
| -rw-r--r-- | gcc-1.40/config/tm-altos3068.h | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/gcc-1.40/config/tm-altos3068.h b/gcc-1.40/config/tm-altos3068.h new file mode 100644 index 0000000..36c63c5 --- /dev/null +++ b/gcc-1.40/config/tm-altos3068.h @@ -0,0 +1,107 @@ +/* Definitions of target machine for GNU compiler. Altos 3068 68020 version. + Copyright (C) 1988,1989 Free Software Foundation, Inc. + +Written by Jyrki Kuoppala <jkp@cs.hut.fi> +Last modified: Mon Mar 6 22:47:58 1989 + +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 1, 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 "tm-m68k.h" + +/* See tm-m68k.h. 7 means 68020 with 68881. */ +/* 5 is without 68881. Change to 7 if you have 68881 */ + +#ifndef TARGET_DEFAULT +#define TARGET_DEFAULT 5 +#endif + +/* Define __HAVE_68881__ in preprocessor, + according to the -m flags. + This will control the use of inline 68881 insns in certain macros. + Also inform the program which CPU this is for. */ + +#if TARGET_DEFAULT & 02 + +/* -m68881 is the default */ +#define CPP_SPEC \ +"%{!msoft-float:-D__HAVE_68881__ }\ +%{!ansi:%{m68000:-Dmc68010}%{mc68000:-Dmc68010}%{!mc68000:%{!m68000:-Dmc68020}}}" + +#else + +/* -msoft-float is the default */ +#define CPP_SPEC \ +"%{m68881:-D__HAVE_68881__ }\ +%{!ansi:%{m68000:-Dmc68010}%{mc68000:-Dmc68010}%{!mc68000:%{!m68000:-Dmc68020}}}" + +#endif + +/* -m68000 requires special flags to the assembler. */ + +#define ASM_SPEC \ + "%{m68000:-mc68010}%{mc68000:-mc68010}%{!mc68000:%{!m68000:-mc68020}}" + +/* Names to predefine in the preprocessor for this target machine. */ + +#define CPP_PREDEFINES "-Dmc68000 -DPORTAR -Dmc68k32 -Uvax -Dm68k -Dunix" + +/* Every structure or union's size must be a multiple of 2 bytes. */ + +#define STRUCTURE_SIZE_BOUNDARY 16 + +/* Generate calls to memcpy, memcmp and memset. */ +#define TARGET_MEM_FUNCTIONS + +/* We use gnu assembler, linker and gdb, so we want DBX format. */ + +#define DBX_DEBUGGING_INFO + +/* Tell some conditionals we will use GAS. Is this really used? */ + +#define USE_GAS + +/* This is how to output an assembler line defining a `double' constant. */ + +#undef ASM_OUTPUT_DOUBLE +#define ASM_OUTPUT_DOUBLE(FILE,VALUE) \ + fprintf (FILE, "\t.double 0r%.20e\n", (VALUE)) + +/* This is how to output an assembler line defining a `float' constant. */ + +#undef ASM_OUTPUT_FLOAT +#define ASM_OUTPUT_FLOAT(FILE,VALUE) \ + fprintf (FILE, "\t.single 0r%.20e\n", (VALUE)) + +#undef ASM_OUTPUT_FLOAT_OPERAND +#define ASM_OUTPUT_FLOAT_OPERAND(FILE,VALUE) \ + fprintf (FILE, "#0r%.9g", (VALUE)) + +#undef ASM_OUTPUT_DOUBLE_OPERAND +#define ASM_OUTPUT_DOUBLE_OPERAND(FILE,VALUE) \ + fprintf (FILE, "#0r%.20g", (VALUE)) + +/* Return pointer values in both d0 and a0. */ + +#undef FUNCTION_EXTRA_EPILOGUE +#define FUNCTION_EXTRA_EPILOGUE(FILE, SIZE) \ +{ \ + extern int current_function_returns_pointer; \ + if ((current_function_returns_pointer) && \ + ! find_equiv_reg (0, get_last_insn (), 0, 0, 0, 8, Pmode))\ + fprintf (FILE, "\tmovel d0,a0\n"); \ +} |
