1 /* Definitions of target machine for GNU compiler, for HP PA-RISC 2 Copyright (C) 1998-2013 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 /* GCC always defines __STDC__. HP C++ compilers don't define it. This 21 causes trouble when sys/stdsyms.h is included. As a work around, 22 we define __STDC_EXT__. A similar situation exists with respect to 23 the definition of __cplusplus. We define _INCLUDE_LONGLONG 24 to prevent nlist.h from defining __STDC_32_MODE__ (no longlong 25 support). We define __STDCPP__ to get certain system headers 26 (notably assert.h) to assume standard preprocessor behavior in C++. */ 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 builtin_define ("__STDC_EXT__"); \ 40 if (c_dialect_cxx ()) \ 41 { \ 42 builtin_define ("_HPUX_SOURCE"); \ 43 builtin_define ("_INCLUDE_LONGLONG"); \ 44 builtin_define ("__STDCPP__"); \ 45 } \ 46 else \ 47 { \ 48 if (!flag_iso) \ 49 { \ 50 builtin_define ("_HPUX_SOURCE"); \ 51 if (preprocessing_trad_p ()) \ 52 { \ 53 builtin_define ("hp9000s800"); \ 54 builtin_define ("hppa"); \ 55 builtin_define ("hpux"); \ 56 builtin_define ("unix"); \ 57 builtin_define ("__CLASSIC_C__"); \ 58 builtin_define ("_PWB"); \ 59 builtin_define ("PWB"); \ 60 } \ 61 } \ 62 } \ 63 if (!TARGET_64BIT) \ 64 builtin_define ("_ILP32"); \ 65 if (flag_pa_unix >= 1995 && !flag_iso) \ 66 { \ 67 builtin_define ("_XOPEN_UNIX"); \ 68 builtin_define ("_XOPEN_SOURCE_EXTENDED"); \ 69 } \ 70 if (TARGET_HPUX_11_11) \ 71 { \ 72 if (flag_pa_unix >= 1998) \ 73 { \ 74 if (flag_isoc94 || flag_isoc99 || c_dialect_cxx() \ 75 || !flag_iso) \ 76 builtin_define ("_INCLUDE__STDC_A1_SOURCE"); \ 77 if (!flag_iso) \ 78 builtin_define ("_INCLUDE_XOPEN_SOURCE_500"); \ 79 } \ 80 else if (flag_isoc94 || flag_isoc99 || c_dialect_cxx ()) \ 81 warning (0, "-munix=98 option required for C89 " \ 82 "Amendment 1 features.\n"); \ 83 } \ 84 if (TARGET_SIO) \ 85 builtin_define ("_SIO"); \ 86 else \ 87 { \ 88 builtin_define ("__hp9000s700"); \ 89 builtin_define ("__hp9000s700__"); \ 90 builtin_define ("_WSIO"); \ 91 } \ 92 } \ 93 while (0) 94 95 #undef CPP_SPEC 96 #define CPP_SPEC \ 97 "%{mt|pthread:-D_REENTRANT -D_THREAD_SAFE -D_POSIX_C_SOURCE=199506L}" 98 /* aCC defines also -DRWSTD_MULTI_THREAD, -DRW_MULTI_THREAD. These 99 affect only aCC's C++ library (Rogue Wave-derived) which we do not 100 use, and they violate the user's name space. */ 101 102 /* We can debug dynamically linked executables on hpux11; we also 103 want dereferencing of a NULL pointer to cause a SEGV. */ 104 #undef LINK_SPEC 105 #define LINK_SPEC \ 106 "%{!shared:%{p:-L/lib/libp -L/usr/lib/libp %{!static:\ 107 %nwarning: consider linking with '-static' as system libraries with\n\ 108 %n profiling support are only provided in archive format}}}\ 109 %{!shared:%{pg:-L/lib/libp -L/usr/lib/libp %{!static:\ 110 %nwarning: consider linking with '-static' as system libraries with\n\ 111 %n profiling support are only provided in archive format}}}\ 112 %{!shared:%{!static:%{rdynamic:-E}}}\ 113 -z %{mlinker-opt:-O} %{!shared:-u main -u __gcc_plt_call}\ 114 %{static:-a archive} %{shared:-b}" 115 116 /* HP-UX 11 has posix threads. HP's shared libc contains pthread stubs 117 so that non-threaded applications can be linked with a thread-safe 118 libc without a subsequent loss of performance. For more details, 119 see <http://docs.hp.com/en/1896/pthreads.html>. */ 120 #undef LIB_SPEC 121 #define LIB_SPEC \ 122 "%{!shared:\ 123 %{fopenmp:%{static:-a archive_shared} -lrt %{static:-a archive}}\ 124 %{mt|pthread:-lpthread} -lc\ 125 %{static:%{!nolibdld:-a archive_shared -ldld -a archive -lc}\ 126 %{!mt:%{!pthread:-a shared -lc -a archive}}}}\ 127 %{shared:%{mt|pthread:-lpthread}}" 128 129 /* The libgcc_stub.a library needs to come last. */ 130 #undef LINK_GCC_C_SEQUENCE_SPEC 131 #define LINK_GCC_C_SEQUENCE_SPEC \ 132 "%G %L %G %{!nostdlib:%{!nodefaultlibs:%{!shared:-lgcc_stub}}}" 133 134 #undef STARTFILE_SPEC 135 #define STARTFILE_SPEC \ 136 "%{!shared:%{pg:gcrt0%O%s}%{!pg:%{p:mcrt0%O%s}%{!p:crt0%O%s}} \ 137 %{!munix=93:unix95%O%s}}" 138 139 /* Under hpux11, the normal location of the `ld' and `as' programs is the 140 /usr/ccs/bin directory. */ 141 142 #ifndef CROSS_DIRECTORY_STRUCTURE 143 #undef MD_EXEC_PREFIX 144 #define MD_EXEC_PREFIX "/usr/ccs/bin/" 145 #endif 146 147 /* Under hpux11 the normal location of the various *crt*.o files is 148 the /usr/ccs/lib directory. However, the profiling files are in 149 /opt/langtools/lib. */ 150 151 #ifndef CROSS_DIRECTORY_STRUCTURE 152 #undef MD_STARTFILE_PREFIX 153 #define MD_STARTFILE_PREFIX "/usr/ccs/lib/" 154 #define MD_STARTFILE_PREFIX_1 "/opt/langtools/lib/" 155 #endif 156 157 /* hpux11 has the new HP assembler. It's still lousy, but it's a whole lot 158 better than the assembler shipped with older versions of hpux. */ 159 #undef NEW_HP_ASSEMBLER 160 #define NEW_HP_ASSEMBLER 1 161 162 /* Make GCC agree with types.h. */ 163 #undef SIZE_TYPE 164 #undef PTRDIFF_TYPE 165 166 #define SIZE_TYPE "long unsigned int" 167 #define PTRDIFF_TYPE "long int" 168 169 /* HP-UX 11.0 and above provides initialization and finalization function 170 support from linker command line. We don't need to invoke __main to run 171 constructors. We also don't need chatr to determine the dependencies of 172 dynamically linked executables and shared libraries. */ 173 #undef LDD_SUFFIX 174 #undef PARSE_LDD_OUTPUT 175 #undef HAS_INIT_SECTION 176 #define HAS_INIT_SECTION 1 177 #undef LD_INIT_SWITCH 178 #define LD_INIT_SWITCH "+init" 179 #undef LD_FINI_SWITCH 180 #define LD_FINI_SWITCH "+fini" 181 182 /* The HP-UX 11.X SOM linker (ld32) can successfully link shared libraries 183 with secondary definition (weak) symbols. */ 184 #undef TARGET_SOM_SDEF 185 #define TARGET_SOM_SDEF 1 186 187 #undef TARGET_HPUX_11 188 #define TARGET_HPUX_11 1 189