sol2.h revision 96263
1/* Target definitions for GNU compiler for Intel 80386 running Solaris 2 2 Copyright (C) 1993, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002 3 Free Software Foundation, Inc. 4 Contributed by Fred Fish (fnf@cygnus.com). 5 6This file is part of GNU CC. 7 8GNU CC is free software; you can redistribute it and/or modify 9it under the terms of the GNU General Public License as published by 10the Free Software Foundation; either version 2, or (at your option) 11any later version. 12 13GNU CC is distributed in the hope that it will be useful, 14but WITHOUT ANY WARRANTY; without even the implied warranty of 15MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16GNU General Public License for more details. 17 18You should have received a copy of the GNU General Public License 19along with GNU CC; see the file COPYING. If not, write to 20the Free Software Foundation, 59 Temple Place - Suite 330, 21Boston, MA 02111-1307, USA. */ 22 23 24/* We use stabs-in-elf for debugging, because that is what the native 25 toolchain uses. */ 26#undef PREFERRED_DEBUGGING_TYPE 27#define PREFERRED_DEBUGGING_TYPE DBX_DEBUG 28 29#if ! GAS_REJECTS_MINUS_S 30 31/* 32 Changed from config/svr4.h in the following ways: 33 34 - Removed -Yd (neither the sun bundled assembler nor gas accept it). 35 - Added "-s" so that stabs are not discarded. 36*/ 37 38#undef ASM_SPEC 39#define ASM_SPEC \ 40 "%{v:-V} %{Qy:} %{!Qn:-Qy} %{n} %{T} %{Ym,*} %{Wa,*:%*} -s" 41 42#define CMOV_SUN_AS_SYNTAX 1 43 44#else /* GAS_REJECTS_MINUS_S */ 45 46/* Same as above, except for -s, unsupported by GNU as. */ 47#undef ASM_SPEC 48#define ASM_SPEC \ 49 "%{v:-V} %{Qy:} %{!Qn:-Qy} %{n} %{T} %{Ym,*} %{Wa,*:%*}" 50 51#endif /* GAS_REJECTS_MINUS_S */ 52 53/* The Solaris 2.0 x86 linker botches alignment of code sections. 54 It tries to align to a 16 byte boundary by padding with 0x00000090 55 ints, rather than 0x90 bytes (nop). This generates trash in the 56 ".init" section since the contribution from crtbegin.o is only 7 57 bytes. The linker pads it to 16 bytes with a single 0x90 byte, and 58 two 0x00000090 ints, which generates a segmentation violation when 59 executed. This macro forces the assembler to do the padding, since 60 it knows what it is doing. */ 61#define FORCE_CODE_SECTION_ALIGN asm(ALIGN_ASM_OP "16"); 62 63/* Select a format to encode pointers in exception handling data. CODE 64 is 0 for data, 1 for code labels, 2 for function pointers. GLOBAL is 65 true if the symbol may be affected by dynamic relocations. */ 66#undef ASM_PREFERRED_EH_DATA_FORMAT 67#define ASM_PREFERRED_EH_DATA_FORMAT(CODE,GLOBAL) \ 68 (flag_pic ? (GLOBAL ? DW_EH_PE_indirect : 0) | DW_EH_PE_datarel \ 69 : DW_EH_PE_absptr) 70 71/* Solaris 2/Intel uses a wint_t different from the default, as on SPARC. */ 72#undef WINT_TYPE 73#define WINT_TYPE "long int" 74 75#undef WINT_TYPE_SIZE 76#define WINT_TYPE_SIZE BITS_PER_WORD 77 78#define HANDLE_PRAGMA_REDEFINE_EXTNAME 1 79 80#undef CPP_PREDEFINES 81#define CPP_PREDEFINES \ 82 "-Dunix -D__svr4__ -D__SVR4 -Dsun -D__PRAGMA_REDEFINE_EXTNAME -Asystem=svr4" 83 84/* Solaris 2/Intel as chokes on #line directives. */ 85#undef CPP_SPEC 86#define CPP_SPEC \ 87 "%{.S:-P} \ 88 %(cpp_cpu) \ 89 %{pthreads:-D_REENTRANT -D_PTHREADS} \ 90 %{!pthreads:%{threads:-D_REENTRANT -D_SOLARIS_THREADS}} \ 91 %{compat-bsd:-iwithprefixbefore ucbinclude -I/usr/ucbinclude}" 92 93/* For C++ we need to add some additional macro definitions required 94 by the C++ standard library. */ 95#define CPLUSPLUS_CPP_SPEC "\ 96-D_XOPEN_SOURCE=500 -D_LARGEFILE_SOURCE=1 -D_LARGEFILE64_SOURCE=1 \ 97-D__EXTENSIONS__ \ 98%(cpp) \ 99" 100 101#undef LIB_SPEC 102#define LIB_SPEC \ 103 "%{compat-bsd:-lucb -lsocket -lnsl -lelf -laio} \ 104 %{!shared:\ 105 %{!symbolic:\ 106 %{pthreads:-lpthread} \ 107 %{!pthreads:%{threads:-lthread}} \ 108 -lc}}" 109 110#undef ENDFILE_SPEC 111#define ENDFILE_SPEC "crtend.o%s %{pg:crtn.o%s}%{!pg:crtn.o%s}" 112 113#undef STARTFILE_SPEC 114#define STARTFILE_SPEC "%{!shared: \ 115 %{!symbolic: \ 116 %{pg:gcrt1.o%s}%{!pg:%{p:mcrt1.o%s}%{!p:crt1.o%s}}}}\ 117 %{pg:gmon.o%s} crti.o%s \ 118 %{ansi:values-Xc.o%s} \ 119 %{!ansi: \ 120 %{traditional:values-Xt.o%s} \ 121 %{!traditional:values-Xa.o%s}} \ 122 crtbegin.o%s" 123 124/* This should be the same as in svr4.h, except with -R added. */ 125#undef LINK_SPEC 126#define LINK_SPEC \ 127 "%{h*} %{v:-V} \ 128 %{b} %{Wl,*:%*} \ 129 %{static:-dn -Bstatic} \ 130 %{shared:-G -dy %{!mimpure-text:-z text}} \ 131 %{symbolic:-Bsymbolic -G -dy -z text} \ 132 %{G:-G} \ 133 %{YP,*} \ 134 %{R*} \ 135 %{compat-bsd: \ 136 %{!YP,*:%{pg:-Y P,/usr/ucblib:/usr/ccs/lib/libp:/usr/lib/libp:/usr/ccs/lib:/usr/lib} \ 137 %{!pg:%{p:-Y P,/usr/ucblib:/usr/ccs/lib/libp:/usr/lib/libp:/usr/ccs/lib:/usr/lib} \ 138 %{!p:-Y P,/usr/ucblib:/usr/ccs/lib:/usr/lib}}} \ 139 -R /usr/ucblib} \ 140 %{!compat-bsd: \ 141 %{!YP,*:%{pg:-Y P,/usr/ccs/lib/libp:/usr/lib/libp:/usr/ccs/lib:/usr/lib} \ 142 %{!pg:%{p:-Y P,/usr/ccs/lib/libp:/usr/lib/libp:/usr/ccs/lib:/usr/lib} \ 143 %{!p:-Y P,/usr/ccs/lib:/usr/lib}}}} \ 144 %{Qy:} %{!Qn:-Qy}" 145 146/* This defines which switch letters take arguments. 147 It is as in svr4.h but with -R added. */ 148 149#undef SWITCH_TAKES_ARG 150#define SWITCH_TAKES_ARG(CHAR) \ 151 (DEFAULT_SWITCH_TAKES_ARG(CHAR) \ 152 || (CHAR) == 'R' \ 153 || (CHAR) == 'h' \ 154 || (CHAR) == 'z') 155 156#define STDC_0_IN_SYSTEM_HEADERS 1 157 158#undef LOCAL_LABEL_PREFIX 159#define LOCAL_LABEL_PREFIX "." 160 161/* The Solaris assembler does not support .quad. Do not use it. */ 162#undef ASM_QUAD 163