1/* Definitions for Intel x86 running BeOS 2 Copyright (C) 1998, 1999, 2000, 2001, 2002, 2004 3 Free Software Foundation, Inc. 4 5This file is part of GCC. 6 7GCC is free software; you can redistribute it and/or modify 8it under the terms of the GNU General Public License as published by 9the Free Software Foundation; either version 2, or (at your option) 10any later version. 11 12GCC is distributed in the hope that it will be useful, 13but WITHOUT ANY WARRANTY; without even the implied warranty of 14MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15GNU General Public License for more details. 16 17You should have received a copy of the GNU General Public License 18along with GCC; see the file COPYING. If not, write to 19the Free Software Foundation, 51 Franklin Street, Fifth Floor, 20Boston, MA 02110-1301, USA. */ 21 22 23#define TARGET_VERSION fprintf (stderr, " (i386 BeOS/ELF)"); 24 25/* Change debugging to Dwarf2. */ 26#undef PREFERRED_DEBUGGING_TYPE 27#define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG 28 29/* The SVR4 ABI for the i386 says that records and unions are returned 30 in memory. */ 31#undef DEFAULT_PCC_STRUCT_RETURN 32#define DEFAULT_PCC_STRUCT_RETURN 1 33 34#undef ASM_COMMENT_START 35#define ASM_COMMENT_START " #" 36 37#undef DBX_REGISTER_NUMBER 38#define DBX_REGISTER_NUMBER(n) \ 39 (TARGET_64BIT ? dbx64_register_map[n] : svr4_dbx_register_map[n]) 40 41/* Output assembler code to FILE to increment profiler label # LABELNO 42 for profiling a function entry. */ 43 44#undef MCOUNT_NAME 45#define MCOUNT_NAME "mcount" 46 47#undef SIZE_TYPE 48#define SIZE_TYPE "long unsigned int" 49 50#undef PTRDIFF_TYPE 51#define PTRDIFF_TYPE "long int" 52 53#undef WCHAR_TYPE 54#define WCHAR_TYPE "short unsigned int" 55 56#undef WCHAR_TYPE_SIZE 57#define WCHAR_TYPE_SIZE 16 58 59#define TARGET_DECLSPEC 1 60 61#define TARGET_OS_CPP_BUILTINS() \ 62 do \ 63 { \ 64 builtin_define ("__BEOS__"); \ 65 builtin_define ("__INTEL__"); \ 66 builtin_define ("_X86_"); \ 67 builtin_define ("__stdcall=__attribute__((__stdcall__))"); \ 68 builtin_define ("__cdecl=__attribute__((__cdecl__))"); \ 69 builtin_assert ("system=beos"); \ 70 if (flag_pic) \ 71 { \ 72 builtin_define ("__PIC__"); \ 73 builtin_define ("__pic__"); \ 74 } \ 75 } \ 76 while (0) 77 78/* BeOS uses lots of multichars, so don't warn about them unless the 79 user explicitly asks for the warnings with -Wmultichar. Note that 80 CC1_SPEC is used for both cc1 and cc1plus. */ 81 82#undef CC1_SPEC 83#define CC1_SPEC "%{!no-fpic:%{!fno-pic:%{!fno-pie:%{!fpie:%{!fPIC:%{!fPIE:-fpic}}}}}} %{!Wmultichar: -Wno-multichar} %(cc1_cpu) %{profile:-p}" 84 85#undef CC1PLUS_SPEC 86#define CC1PLUS_SPEC "%{!Wctor-dtor-privacy:-Wno-ctor-dtor-privacy}" 87 88/* Provide a LINK_SPEC appropriate for BeOS. Here we provide support 89 for the special GCC options -static and -shared, which allow us to 90 link things in one of these three modes by applying the appropriate 91 combinations of options at link-time. */ 92 93/* If ELF is the default format, we should not use /lib/elf. */ 94 95#undef LINK_SPEC 96#define LINK_SPEC "%{!o*:-o %b} -m elf_i386_be -shared -Bsymbolic %{nostart:-e 0}" 97 98/* Provide start and end file specs appropriate to glibc. */ 99 100/* LIB_SPEC for BeOS */ 101#undef LIB_SPEC 102#define LIB_SPEC "-lnet -lroot" 103 104/* gcc runtime lib is built into libroot.so on BeOS */ 105/* ??? This is gonna be lovely when the next release of gcc has 106 some new symbol in, so that links start failing. */ 107#undef LIBGCC_SPEC 108#define LIBGCC_SPEC "" 109 110#undef STARTFILE_SPEC 111#define STARTFILE_SPEC "crti.o%s crtbegin.o%s %{!nostart:start_dyn.o%s} init_term_dyn.o%s %{p:i386-mcount.o%s}" 112 113#undef ENDFILE_SPEC 114#define ENDFILE_SPEC "crtend.o%s crtn.o%s" 115 116/* A C statement (sans semicolon) to output to the stdio stream 117 FILE the assembler definition of uninitialized global DECL named 118 NAME whose size is SIZE bytes and alignment is ALIGN bytes. 119 Try to use asm_output_aligned_bss to implement this macro. */ 120 121#define ASM_OUTPUT_ALIGNED_BSS(FILE, DECL, NAME, SIZE, ALIGN) \ 122 asm_output_aligned_bss (FILE, DECL, NAME, SIZE, ALIGN) 123 124/* A C statement to output to the stdio stream FILE an assembler 125 command to advance the location counter to a multiple of 1<<LOG 126 bytes if it is within MAX_SKIP bytes. 127 128 This is used to align code labels according to Intel recommendations. */ 129 130#ifdef HAVE_GAS_MAX_SKIP_P2ALIGN 131#define ASM_OUTPUT_MAX_SKIP_ALIGN(FILE,LOG,MAX_SKIP) \ 132 if ((LOG)!=0) \ 133 if ((MAX_SKIP)==0) fprintf ((FILE), "\t.p2align %d\n", (LOG)); \ 134 else fprintf ((FILE), "\t.p2align %d,,%d\n", (LOG), (MAX_SKIP)) 135#endif 136 137/* For native compiler, use standard BeOS include file search paths 138 rooted in /boot/develop/headers. For a cross compiler, don't 139 expect the host to use the BeOS directory scheme, and instead look 140 for the BeOS include files relative to TOOL_INCLUDE_DIR. Yes, we 141 use ANSI string concatenation here (FIXME) */ 142 143#ifndef CROSS_COMPILE 144#undef INCLUDE_DEFAULTS 145#define INCLUDE_DEFAULTS \ 146 { \ 147 { GPLUSPLUS_INCLUDE_DIR, "G++", 1, 1 },\ 148 { GCC_INCLUDE_DIR, "GCC", 0, 0 },\ 149 { TOOL_INCLUDE_DIR, "BINUTILS", 0, 1}, \ 150 { "/boot/develop/headers/be/add-ons/graphics", 0, 0, 0 },\ 151 { "/boot/develop/headers/be/devel", 0, 0, 0 },\ 152 { "/boot/develop/headers/be/translation", 0, 0, 0 },\ 153 { "/boot/develop/headers/be/mail", 0, 0, 0 },\ 154 { "/boot/develop/headers/gnu", 0, 0, 0 },\ 155 { "/boot/develop/headers/be/drivers", 0, 0, 0 },\ 156 { "/boot/develop/headers/be/opengl", 0, 0, 0 },\ 157 { "/boot/develop/headers/be/game", 0, 0, 0 },\ 158 { "/boot/develop/headers/be/support", 0, 0, 0 },\ 159 { "/boot/develop/headers/be/storage", 0, 0, 0 },\ 160 { "/boot/develop/headers/be/kernel", 0, 0, 0 },\ 161 { "/boot/develop/headers/be/net", 0, 0, 0 },\ 162 { "/boot/develop/headers/be/midi", 0, 0, 0 },\ 163 { "/boot/develop/headers/be/midi2", 0, 0, 0 },\ 164 { "/boot/develop/headers/be/media", 0, 0, 0 },\ 165 { "/boot/develop/headers/be/interface", 0, 0, 0 },\ 166 { "/boot/develop/headers/be/device", 0, 0, 0 },\ 167 { "/boot/develop/headers/be/app", 0, 0, 0 },\ 168 { "/boot/develop/headers/be/precompiled", 0, 0, 0 },\ 169 { "/boot/develop/headers/be/add-ons/input_server", 0, 0, 0 },\ 170 { "/boot/develop/headers/be/add-ons/net_server", 0, 0, 0 },\ 171 { "/boot/develop/headers/be/add-ons/screen_saver", 0, 0, 0 },\ 172 { "/boot/develop/headers/be/add-ons/tracker", 0, 0, 0 },\ 173 { "/boot/develop/headers/be/be_apps/Deskbar", 0, 0, 0 },\ 174 { "/boot/develop/headers/be/be_apps/NetPositive", 0, 0, 0 },\ 175 { "/boot/develop/headers/be/be_apps/Tracker", 0, 0, 0 },\ 176 { "/boot/develop/headers/be/drivers/tty", 0, 0, 0 },\ 177 { "/boot/develop/headers/be/net/netinet", 0, 0, 0 },\ 178 { "/boot/develop/headers/be/storage", 0, 0, 0 },\ 179 { "/boot/develop/headers/be", 0, 0, 0 },\ 180 { "/boot/develop/headers/cpp", 0, 0, 0 },\ 181 { "/boot/develop/headers/posix", 0, 0, 0 },\ 182 { "/boot/develop/headers", 0, 0, 0 }, \ 183 { 0, 0, 0, 0 } \ 184 } 185#else /* CROSS_COMPILE */ 186#undef INCLUDE_DEFAULTS 187#define INCLUDE_DEFAULTS \ 188 { \ 189 { GPLUSPLUS_INCLUDE_DIR, "G++", 1, 1 },\ 190 { GCC_INCLUDE_DIR, "GCC", 0, 0 },\ 191 { TOOL_INCLUDE_DIR, "BINUTILS", 0, 1}, \ 192 { CROSS_INCLUDE_DIR "/be/add-ons/graphics", 0, 0, 0 },\ 193 { CROSS_INCLUDE_DIR "/be/devel", 0, 0, 0 },\ 194 { CROSS_INCLUDE_DIR "/be/translation", 0, 0, 0 },\ 195 { CROSS_INCLUDE_DIR "/be/mail", 0, 0, 0 },\ 196 { CROSS_INCLUDE_DIR "/gnu", 0, 0, 0 },\ 197 { CROSS_INCLUDE_DIR "/be/drivers", 0, 0, 0 },\ 198 { CROSS_INCLUDE_DIR "/be/opengl", 0, 0, 0 },\ 199 { CROSS_INCLUDE_DIR "/be/game", 0, 0, 0 },\ 200 { CROSS_INCLUDE_DIR "/be/support", 0, 0, 0 },\ 201 { CROSS_INCLUDE_DIR "/be/storage", 0, 0, 0 },\ 202 { CROSS_INCLUDE_DIR "/be/kernel", 0, 0, 0 },\ 203 { CROSS_INCLUDE_DIR "/be/net", 0, 0, 0 },\ 204 { CROSS_INCLUDE_DIR "/be/midi", 0, 0, 0 },\ 205 { CROSS_INCLUDE_DIR "/be/midi2", 0, 0, 0 },\ 206 { CROSS_INCLUDE_DIR "/be/media", 0, 0, 0 },\ 207 { CROSS_INCLUDE_DIR "/be/interface", 0, 0, 0 },\ 208 { CROSS_INCLUDE_DIR "/be/device", 0, 0, 0 },\ 209 { CROSS_INCLUDE_DIR "/be/app", 0, 0, 0 },\ 210 { CROSS_INCLUDE_DIR "/be/precompiled", 0, 0, 0 },\ 211 { CROSS_INCLUDE_DIR "/be/add-ons/input_server", 0, 0, 0 },\ 212 { CROSS_INCLUDE_DIR "/be/add-ons/net_server", 0, 0, 0 },\ 213 { CROSS_INCLUDE_DIR "/be/add-ons/screen_saver", 0, 0, 0 },\ 214 { CROSS_INCLUDE_DIR "/be/add-ons/tracker", 0, 0, 0 },\ 215 { CROSS_INCLUDE_DIR "/be/be_apps/Deskbar", 0, 0, 0 },\ 216 { CROSS_INCLUDE_DIR "/be/be_apps/NetPositive", 0, 0, 0 },\ 217 { CROSS_INCLUDE_DIR "/be/be_apps/Tracker", 0, 0, 0 },\ 218 { CROSS_INCLUDE_DIR "/be/drivers/tty", 0, 0, 0 },\ 219 { CROSS_INCLUDE_DIR "/be/net/netinet", 0, 0, 0 },\ 220 { CROSS_INCLUDE_DIR "/be/storage", 0, 0, 0 },\ 221 { CROSS_INCLUDE_DIR "/be", 0, 0, 0 },\ 222 { CROSS_INCLUDE_DIR "/cpp", 0, 0, 0 },\ 223 { CROSS_INCLUDE_DIR "/posix", 0, 0, 0 },\ 224 { CROSS_INCLUDE_DIR , 0, 0, 0 }, \ 225 { 0, 0, 0, 0 } \ 226 } 227#endif 228 229/* Whee. LIBRARY_PATH is Be's LD_LIBRARY_PATH, which of course will 230 cause nasty problems if we override it. */ 231#define LIBRARY_PATH_ENV "BELIBRARIES" 232 233/* BeOS doesn't have a separate math library. */ 234#define MATH_LIBRARY "" 235 236/* BeOS headers are C++-aware (and often use C++). */ 237#define NO_IMPLICIT_EXTERN_C 238 239/* BeOS uses explicit import from shared libraries. */ 240#define MULTIPLE_SYMBOL_SPACES 1 241