1 /* Configuration file for an m68k OpenBSD target. 2 Copyright (C) 1999, 2002, 2003, 2007 Free Software Foundation, Inc. 3 4 This file is part of GCC. 5 6 GCC is free software; you can redistribute it and/or modify 7 it under the terms of the GNU General Public License as published by 8 the Free Software Foundation; either version 3, or (at your option) 9 any later version. 10 11 GCC is distributed in the hope that it will be useful, 12 but WITHOUT ANY WARRANTY; without even the implied warranty of 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 GNU General Public License for more details. 15 16 You should have received a copy of the GNU General Public License 17 along with GCC; see the file COPYING3. If not see 18 <http://www.gnu.org/licenses/>. */ 19 20 /* Target OS builtins. */ 21 #define TARGET_OS_CPP_BUILTINS() \ 22 do \ 23 { \ 24 builtin_define ("__unix__"); \ 25 builtin_define ("__OpenBSD__"); \ 26 builtin_assert ("system=unix"); \ 27 builtin_assert ("system=OpenBSD"); \ 28 } \ 29 while (0) 30 31 /* Define __HAVE_68881__ in preprocessor, unless -msoft-float is specified. 32 This will control the use of inline 68881 insns in certain macros. */ 33 #undef CPP_SPEC 34 #define CPP_SPEC "%{!msoft-float:-D__HAVE_68881__ -D__HAVE_FPU__} %{posix:-D_POSIX_SOURCE} %{pthread:-D_POSIX_THREADS}" 35 36 #undef ASM_SPEC 37 #define ASM_SPEC "%(asm_cpu_spec) %{fpic|fpie:-k} %{fPIC|fPIE:-k -K}" 38 39 #define AS_NEEDS_DASH_FOR_PIPED_INPUT 40 41 /* Layout of source language data types. */ 42 43 /* This must agree with <machine/ansi.h> */ 44 #undef SIZE_TYPE 45 #define SIZE_TYPE "long unsigned int" 46 47 #undef PTRDIFF_TYPE 48 #define PTRDIFF_TYPE "long int" 49 50 #undef WCHAR_TYPE 51 #define WCHAR_TYPE "int" 52 53 #undef WCHAR_TYPE_SIZE 54 #define WCHAR_TYPE_SIZE 32 55 56 #undef WINT_TYPE 57 #define WINT_TYPE "int" 58 59 /* Storage layout. */ 60 61 /* Every structure or union's size must be a multiple of 2 bytes. */ 62 #define STRUCTURE_SIZE_BOUNDARY 16 63 64 /* Specific options for DBX Output. */ 65 66 /* This is BSD, so it wants DBX format. */ 67 #define DBX_DEBUGGING_INFO 1 68 69 /* Do not break .stabs pseudos into continuations. */ 70 #define DBX_CONTIN_LENGTH 0 71 72 /* This is the char to use for continuation (in case we need to turn 73 continuation back on). */ 74 #define DBX_CONTIN_CHAR '?' 75 76 /* Stack & calling: aggregate returns. */ 77 78 /* ??? This is traditional, but quite possibly wrong. It appears to 79 disagree with gdb. */ 80 #define PCC_STATIC_STRUCT_RETURN 1 81 82 /* Don't default to pcc-struct-return, because gcc is the only compiler, and 83 we want to retain compatibility with older gcc versions. */ 84 #define DEFAULT_PCC_STRUCT_RETURN 0 85 86 /* Assembler format: exception region output. */ 87 88 /* All configurations that don't use elf must be explicit about not using 89 dwarf unwind information. */ 90 #define DWARF2_UNWIND_INFO 0 91