1 /* Definitions of target machine for GNU compiler, for HP PA-RISC 2 Copyright (C) 1998, 1999, 2000, 2002 Free Software Foundation, Inc. 3 4 This file is part of GNU CC. 5 6 GNU CC 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 2, or (at your option) 9 any later version. 10 11 GNU CC 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 GNU CC; see the file COPYING. If not, write to 18 the Free Software Foundation, 59 Temple Place - Suite 330, 19 Boston, MA 02111-1307, USA. */ 20 21 /* GCC always defines __STDC__. HP C++ compilers don't define it. This 22 causes trouble when sys/stdsyms.h is included. As a work around, 23 we define __STDC_EXT__. A similar situation exists with respect to 24 the definition of __cplusplus. We define _INCLUDE_LONGLONG 25 to prevent nlist.h from defining __STDC_32_MODE__ (no longlong 26 support). */ 27 #undef TARGET_OS_CPP_BUILTINS 28 #define TARGET_OS_CPP_BUILTINS() \ 29 do \ 30 { \ 31 builtin_assert ("system=hpux"); \ 32 builtin_assert ("system=unix"); \ 33 builtin_define ("__hp9000s800"); \ 34 builtin_define ("__hp9000s800__"); \ 35 builtin_define ("__hpux"); \ 36 builtin_define ("__hpux__"); \ 37 builtin_define ("__unix"); \ 38 builtin_define ("__unix__"); \ 39 if (c_language == clk_cplusplus) \ 40 { \ 41 builtin_define ("_HPUX_SOURCE"); \ 42 builtin_define ("_INCLUDE_LONGLONG"); \ 43 builtin_define ("__STDC_EXT__"); \ 44 } \ 45 else \ 46 { \ 47 if (!flag_iso) \ 48 { \ 49 builtin_define ("_HPUX_SOURCE"); \ 50 if (preprocessing_trad_p ()) \ 51 { \ 52 builtin_define ("hp9000s800"); \ 53 builtin_define ("hppa"); \ 54 builtin_define ("hpux"); \ 55 builtin_define ("unix"); \ 56 builtin_define ("__CLASSIC_C__"); \ 57 builtin_define ("_PWB"); \ 58 builtin_define ("PWB"); \ 59 } \ 60 else \ 61 builtin_define ("__STDC_EXT__"); \ 62 } \ 63 if (!TARGET_64BIT) \ 64 builtin_define ("_ILP32"); \ 65 } \ 66 if (TARGET_SIO) \ 67 builtin_define ("_SIO"); \ 68 else \ 69 { \ 70 builtin_define ("__hp9000s700"); \ 71 builtin_define ("__hp9000s700__"); \ 72 builtin_define ("_WSIO"); \ 73 } \ 74 } \ 75 while (0) 76 77 #undef CPP_SPEC 78 #define CPP_SPEC \ 79 "%{mt|pthread:-D_REENTRANT -D_THREAD_SAFE -D_POSIX_C_SOURCE=199506L}" 80 /* aCC defines also -DRWSTD_MULTI_THREAD, -DRW_MULTI_THREAD. These 81 affect only aCC's C++ library (Rogue Wave-derived) which we do not 82 use, and they violate the user's name space. */ 83 84 /* We can debug dynamically linked executables on hpux11; we also 85 want dereferencing of a NULL pointer to cause a SEGV. */ 86 #undef LINK_SPEC 87 #if ((TARGET_DEFAULT | TARGET_CPU_DEFAULT) & 1) 88 #define LINK_SPEC \ 89 "%{!mpa-risc-1-0:%{!shared:-L/lib/pa1.1 -L/usr/lib/pa1.1 }} -z\ 90 %{mlinker-opt:-O} %{!shared:-u main -u __gcc_plt_call}\ 91 %{static:-a archive} %{shared:-b}" 92 #else 93 #define LINK_SPEC \ 94 "-z %{mlinker-opt:-O} %{!shared:-u main -u __gcc_plt_call}\ 95 %{static:-a archive} %{shared:-b}" 96 #endif 97 98 /* hpux 11 has posix threads. */ 99 #undef LIB_SPEC 100 #define LIB_SPEC \ 101 "%{!shared:\ 102 %{mt|pthread:-lpthread} \ 103 %{p|pg:-L/usr/lib/libp} -lc \ 104 %{static:%{!nolibdld:-a shared -ldld -a archive -lc}}}" 105 106 /* Under hpux11, the normal location of the `ld' and `as' programs is the 107 /usr/ccs/bin directory. */ 108 109 #ifndef CROSS_COMPILE 110 #undef MD_EXEC_PREFIX 111 #define MD_EXEC_PREFIX "/usr/ccs/bin/" 112 #endif 113 114 /* Under hpux11 the normal location of the various *crt*.o files is 115 the /usr/ccs/lib directory. However, the profiling files are in 116 /opt/langtools/lib. */ 117 118 #ifndef CROSS_COMPILE 119 #undef MD_STARTFILE_PREFIX 120 #define MD_STARTFILE_PREFIX "/usr/ccs/lib/" 121 #define MD_STARTFILE_PREFIX_1 "/opt/langtools/lib/" 122 #endif 123 124 /* hpux11 has the new HP assembler. It's still lousy, but it's a whole lot 125 better than the assembler shipped with older versions of hpux. */ 126 #undef NEW_HP_ASSEMBLER 127 #define NEW_HP_ASSEMBLER 1 128 129 /* Make GCC agree with types.h. */ 130 #undef SIZE_TYPE 131 #undef PTRDIFF_TYPE 132 133 #define SIZE_TYPE "long unsigned int" 134 #define PTRDIFF_TYPE "long int" 135 136 /* HP-UX 11.0 and above provides initialization and finalization function 137 support from linker command line. We don't need to invoke __main to run 138 constructors. We also don't need chatr to determine the dependencies of 139 dynamically linked executables and shared libraries. */ 140 #undef LDD_SUFFIX 141 #undef PARSE_LDD_OUTPUT 142 #undef HAS_INIT_SECTION 143 #define HAS_INIT_SECTION 1 144 #undef LD_INIT_SWITCH 145 #define LD_INIT_SWITCH "+init" 146 #undef LD_FINI_SWITCH 147 #define LD_FINI_SWITCH "+fini" 148 149 /* The HP-UX 11.X SOM linker (ld32) can successfully link shared libraries 150 with secondary definition (weak) symbols. */ 151 #undef TARGET_SOM_SDEF 152 #define TARGET_SOM_SDEF 1 153