| 1 | /* Definitions for Intel 386 running SunOS 4.0. |
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| 2 | Copyright (C) 1988, 1995 Free Software Foundation, Inc. |
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| 3 | |
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| 4 | This file is part of GNU CC. |
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| 5 | |
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| 6 | GNU CC is free software; you can redistribute it and/or modify |
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| 7 | it under the terms of the GNU General Public License as published by |
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| 8 | the Free Software Foundation; either version 2, or (at your option) |
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| 9 | any later version. |
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| 10 | |
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| 11 | GNU CC is distributed in the hope that it will be useful, |
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| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 14 | GNU General Public License for more details. |
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| 15 | |
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| 16 | You should have received a copy of the GNU General Public License |
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| 17 | along with GNU CC; see the file COPYING. If not, write to |
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| 18 | the Free Software Foundation, 59 Temple Place - Suite 330, |
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| 19 | Boston, MA 02111-1307, USA. */ |
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| 20 | |
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| 21 | |
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| 22 | #include "i386/i386.h" |
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| 23 | |
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| 24 | /* Use the Sun assembler syntax. */ |
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| 25 | |
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| 26 | #include "i386/sun386.h" |
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| 27 | |
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| 28 | /* Use crt0.o as a startup file. */ |
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| 29 | |
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| 30 | #define STARTFILE_SPEC \ |
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| 31 | "%{pg:gcrt0.o%s}%{!pg:%{p:mcrt0.o%s}%{!p:crt0.o%s}}" |
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| 32 | |
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| 33 | #define LIB_SPEC "%{g:-lg} %{!p:%{!pg:-lc}}%{p:-lc_p}%{pg:-lc_p} \ |
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| 34 | %{g:-lg} %{sun386:}" |
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| 35 | /* That last item is just to prevent a spurious error. */ |
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| 36 | |
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| 37 | #undef LINK_SPEC |
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| 38 | #define LINK_SPEC \ |
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| 39 | "%{!nostdlib:%{!r*:%{!e*:-e _start}}} -dc -dp %{static:-Bstatic}" |
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| 40 | |
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| 41 | /* Extra switches to give the assembler. */ |
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| 42 | |
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| 43 | #define ASM_SPEC "%{R} -i386 %{keep-local-as-symbols:-L}" |
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| 44 | |
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| 45 | /* Specify predefined symbols in preprocessor. */ |
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| 46 | |
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| 47 | #define CPP_PREDEFINES "-Dunix -Di386 -Dsun386 -Dsun -Asystem(unix) -Asystem(bsd) -Acpu(i386) -Amachine(i386)" |
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| 48 | |
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| 49 | /* Allow #sccs in preprocessor. */ |
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| 50 | |
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| 51 | #define SCCS_DIRECTIVE |
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| 52 | |
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| 53 | /* Output #ident as a .ident. */ |
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| 54 | |
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| 55 | #define ASM_OUTPUT_IDENT(FILE, NAME) fprintf (FILE, "\t.ident \"%s\"\n", NAME); |
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| 56 | |
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| 57 | /* We don't want to output SDB debugging information. */ |
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| 58 | |
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| 59 | #undef SDB_DEBUGGING_INFO |
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| 60 | |
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| 61 | /* We want to output DBX debugging information. */ |
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| 62 | |
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| 63 | #define DBX_DEBUGGING_INFO |
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| 64 | |
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| 65 | /* Implicit library calls should use memcpy, not bcopy, etc. */ |
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| 66 | |
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| 67 | #define TARGET_MEM_FUNCTIONS |
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| 68 | |
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| 69 | /* Force structure alignment to the type used for a bitfield. */ |
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| 70 | |
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| 71 | #define PCC_BITFIELD_TYPE_MATTERS 1 |
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| 72 | |
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| 73 | /* This is partly guess. */ |
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| 74 | |
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| 75 | #undef DBX_REGISTER_NUMBER |
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| 76 | #define DBX_REGISTER_NUMBER(n) \ |
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| 77 | ((n) == 0 ? 11 : (n) == 1 ? 9 : (n) == 2 ? 10 : (n) == 3 ? 8 \ |
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| 78 | : (n) == 4 ? 5 : (n) == 5 ? 4 : (n) == 6 ? 6 : (n)) |
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| 79 | |
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| 80 | /* Every debugger symbol must be in the text section. |
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| 81 | Otherwise the assembler or the linker screws up. */ |
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| 82 | |
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| 83 | #define DEBUG_SYMS_TEXT |
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