1/* Definitions of target machine for GNU compiler, for HP PA-RISC 2 Copyright (C) 1998-2022 Free Software Foundation, Inc. 3 4This file is part of GCC. 5 6GCC is free software; you can redistribute it and/or modify 7it under the terms of the GNU General Public License as published by 8the Free Software Foundation; either version 3, or (at your option) 9any later version. 10 11GCC is distributed in the hope that it will be useful, 12but WITHOUT ANY WARRANTY; without even the implied warranty of 13MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14GNU General Public License for more details. 15 16You should have received a copy of the GNU General Public License 17along 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 We define _XOPEN_SOURCE_EXTENDED when we define _HPUX_SOURCE to avoid 28 non standard hpux variants in _INCLUDE_XOPEN_SOURCE_EXTENDED. */ 29#undef TARGET_OS_CPP_BUILTINS 30#define TARGET_OS_CPP_BUILTINS() \ 31 do \ 32 { \ 33 builtin_assert ("system=hpux"); \ 34 builtin_assert ("system=unix"); \ 35 builtin_define ("__hp9000s800"); \ 36 builtin_define ("__hp9000s800__"); \ 37 builtin_define ("__hpux"); \ 38 builtin_define ("__hpux__"); \ 39 builtin_define ("__unix"); \ 40 builtin_define ("__unix__"); \ 41 builtin_define ("__STDC_EXT__"); \ 42 if (c_dialect_cxx ()) \ 43 { \ 44 builtin_define ("_HPUX_SOURCE"); \ 45 builtin_define ("_REENTRANT"); \ 46 builtin_define ("_INCLUDE_LONGLONG"); \ 47 builtin_define ("__STDCPP__"); \ 48 builtin_define ("_LARGEFILE_SOURCE"); \ 49 builtin_define ("_LARGEFILE64_SOURCE"); \ 50 if (flag_pa_unix >= 1995) \ 51 { \ 52 builtin_define ("_XOPEN_UNIX"); \ 53 builtin_define ("_XOPEN_SOURCE_EXTENDED"); \ 54 } \ 55 if (flag_pa_unix >= 1998) \ 56 { \ 57 builtin_define ("_INCLUDE__STDC_A1_SOURCE"); \ 58 builtin_define ("_INCLUDE_XOPEN_SOURCE_500"); \ 59 } \ 60 if (flag_pa_unix >= 2003) \ 61 { \ 62 builtin_define ("_INCLUDE_STDC_SOURCE_PRE_199901"); \ 63 builtin_define ("_INCLUDE_STDC_SOURCE_199901"); \ 64 builtin_define ("_INCLUDE_XOPEN_SOURCE_PRE_500"); \ 65 builtin_define ("_INCLUDE_XOPEN_SOURCE_520"); \ 66 builtin_define ("_INCLUDE_XOPEN_SOURCE_PRE_600"); \ 67 builtin_define ("_INCLUDE_XOPEN_SOURCE_600"); \ 68 } \ 69 } \ 70 else if (flag_iso) \ 71 { \ 72 if (flag_isoc94) \ 73 builtin_define ("_INCLUDE__STDC_A1_SOURCE"); \ 74 } \ 75 else \ 76 { \ 77 builtin_define ("_HPUX_SOURCE"); \ 78 builtin_define ("_REENTRANT"); \ 79 if (preprocessing_trad_p ()) \ 80 { \ 81 builtin_define ("hp9000s800"); \ 82 builtin_define ("hppa"); \ 83 builtin_define ("hpux"); \ 84 builtin_define ("unix"); \ 85 builtin_define ("__CLASSIC_C__"); \ 86 builtin_define ("_PWB"); \ 87 builtin_define ("PWB"); \ 88 } \ 89 if (flag_pa_unix >= 1995) \ 90 { \ 91 builtin_define ("_XOPEN_UNIX"); \ 92 builtin_define ("_XOPEN_SOURCE_EXTENDED"); \ 93 } \ 94 if (flag_pa_unix >= 1998) \ 95 { \ 96 builtin_define ("_INCLUDE__STDC_A1_SOURCE"); \ 97 builtin_define ("_INCLUDE_XOPEN_SOURCE_500"); \ 98 } \ 99 if (flag_pa_unix >= 2003) \ 100 { \ 101 builtin_define ("_INCLUDE_STDC_SOURCE_PRE_199901"); \ 102 builtin_define ("_INCLUDE_STDC_SOURCE_199901"); \ 103 builtin_define ("_INCLUDE_XOPEN_SOURCE_PRE_500"); \ 104 builtin_define ("_INCLUDE_XOPEN_SOURCE_520"); \ 105 builtin_define ("_INCLUDE_XOPEN_SOURCE_PRE_600"); \ 106 builtin_define ("_INCLUDE_XOPEN_SOURCE_600"); \ 107 } \ 108 } \ 109 if (!TARGET_64BIT) \ 110 builtin_define ("_ILP32"); \ 111 if (TARGET_SIO) \ 112 builtin_define ("_SIO"); \ 113 else \ 114 { \ 115 builtin_define ("__hp9000s700"); \ 116 builtin_define ("__hp9000s700__"); \ 117 builtin_define ("_WSIO"); \ 118 } \ 119 } \ 120 while (0) 121 122#undef CPP_SPEC 123#define CPP_SPEC \ 124 "%{mt|pthread:-D_REENTRANT -D_THREAD_SAFE -D_POSIX_C_SOURCE=199506L}" 125/* aCC defines also -DRWSTD_MULTI_THREAD, -DRW_MULTI_THREAD. These 126 affect only aCC's C++ library (Rogue Wave-derived) which we do not 127 use, and they violate the user's name space. */ 128 129/* We can debug dynamically linked executables on hpux11; we also 130 want dereferencing of a NULL pointer to cause a SEGV. */ 131#undef LINK_SPEC 132#define LINK_SPEC \ 133 "%{!shared:%{p:-L/lib/libp -L/usr/lib/libp %{!static:\ 134 %nwarning: consider linking with '-static' as system libraries with\n\ 135 %n profiling support are only provided in archive format}}}\ 136 %{!shared:%{pg:-L/lib/libp -L/usr/lib/libp %{!static:\ 137 %nwarning: consider linking with '-static' as system libraries with\n\ 138 %n profiling support are only provided in archive format}}}\ 139 %{!shared:%{!static:%{rdynamic:-E}}}\ 140 -z %{mlinker-opt:-O} %{!shared:-u main -u __gcc_plt_call}\ 141 %{static:-a archive} %{shared:-b}" 142 143/* HP-UX 11 has posix threads. HP's shared libc contains pthread stubs 144 so that non-threaded applications can be linked with a thread-safe 145 libc without a subsequent loss of performance. For more details, 146 see <http://docs.hp.com/en/1896/pthreads.html>. */ 147#undef LIB_SPEC 148#define LIB_SPEC \ 149 "%{!shared:\ 150 %{fopenacc|fopenmp|%:gt(%{ftree-parallelize-loops=*:%*} 1):\ 151 %{static:-a archive_shared} -lrt %{static:-a archive}}\ 152 %{mt|pthread:-lpthread} -lc\ 153 %{static:%{!nolibdld:-a archive_shared -ldld -a archive -lc}\ 154 %{!mt:%{!pthread:-a shared -lc -a archive}}}}\ 155 %{shared:%{mt|pthread:-lpthread}}" 156 157#undef STARTFILE_SPEC 158#define STARTFILE_SPEC \ 159 "%{!shared:%{pg:gcrt0%O%s}%{!pg:%{p:mcrt0%O%s}%{!p:crt0%O%s}} \ 160 %{!munix=93:unix95%O%s}}" 161 162/* Under hpux11, the normal location of the `ld' and `as' programs is the 163 /usr/ccs/bin directory. */ 164 165#ifndef CROSS_DIRECTORY_STRUCTURE 166#undef MD_EXEC_PREFIX 167#define MD_EXEC_PREFIX "/usr/ccs/bin/" 168#endif 169 170/* Under hpux11 the normal location of the various *crt*.o files is 171 the /usr/ccs/lib directory. However, the profiling files are in 172 /opt/langtools/lib. */ 173 174#ifndef CROSS_DIRECTORY_STRUCTURE 175#undef MD_STARTFILE_PREFIX 176#define MD_STARTFILE_PREFIX "/usr/ccs/lib/" 177#define MD_STARTFILE_PREFIX_1 "/opt/langtools/lib/" 178#endif 179 180/* hpux11 has the new HP assembler. It's still lousy, but it's a whole lot 181 better than the assembler shipped with older versions of hpux. */ 182#undef NEW_HP_ASSEMBLER 183#define NEW_HP_ASSEMBLER 1 184 185/* Make GCC agree with types.h. */ 186#undef SIZE_TYPE 187#undef PTRDIFF_TYPE 188 189#define SIZE_TYPE "long unsigned int" 190#define PTRDIFF_TYPE "long int" 191 192/* HP-UX 11.0 and above provides initialization and finalization function 193 support from linker command line. We don't need to invoke __main to run 194 constructors. We also don't need chatr to determine the dependencies of 195 dynamically linked executables and shared libraries. */ 196#undef LDD_SUFFIX 197#undef PARSE_LDD_OUTPUT 198#undef HAS_INIT_SECTION 199#define HAS_INIT_SECTION 1 200#undef LD_INIT_SWITCH 201#define LD_INIT_SWITCH "+init" 202#undef LD_FINI_SWITCH 203#define LD_FINI_SWITCH "+fini" 204 205/* The HP-UX 11.X SOM linker (ld32) can successfully link shared libraries 206 with secondary definition (weak) symbols. */ 207#undef TARGET_SOM_SDEF 208#define TARGET_SOM_SDEF 1 209 210#undef TARGET_HPUX_11 211#define TARGET_HPUX_11 1 212