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1 /* Definitions of target machine for GNU compiler, for HP-UX.
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2 Copyright (C) 1991, 1995, 1996, 2002, 2003, 2004, 2007, 2008
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3 Free Software Foundation, Inc.
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4
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5 This file is part of GCC.
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6
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7 GCC is free software; you can redistribute it and/or modify
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8 it under the terms of the GNU General Public License as published by
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9 the Free Software Foundation; either version 3, or (at your option)
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10 any later version.
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11
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12 GCC is distributed in the hope that it will be useful,
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13 but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 GNU General Public License for more details.
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16
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17 You should have received a copy of the GNU General Public License
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18 along with GCC; see the file COPYING3. If not see
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19 <http://www.gnu.org/licenses/>. */
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20
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21 /* HP-UX UNIX features. */
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22 #undef TARGET_HPUX
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23 #define TARGET_HPUX 1
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24
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25 #undef TARGET_DEFAULT
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26 #define TARGET_DEFAULT MASK_BIG_SWITCH
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27
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28 /* Make GCC agree with types.h. */
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29 #undef SIZE_TYPE
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30 #undef PTRDIFF_TYPE
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31
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32 #define SIZE_TYPE "unsigned int"
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33 #define PTRDIFF_TYPE "int"
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34
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35 #define LONG_DOUBLE_TYPE_SIZE 128
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36 #define HPUX_LONG_DOUBLE_LIBRARY
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37 #define FLOAT_LIB_COMPARE_RETURNS_BOOL(MODE, COMPARISON) ((MODE) == TFmode)
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38
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39 /* GCC always defines __STDC__. HP C++ compilers don't define it. This
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40 causes trouble when sys/stdsyms.h is included. As a work around,
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41 we define __STDC_EXT__. A similar situation exists with respect to
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42 the definition of __cplusplus. We define _INCLUDE_LONGLONG
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43 to prevent nlist.h from defining __STDC_32_MODE__ (no longlong
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44 support). */
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45 #undef TARGET_OS_CPP_BUILTINS
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46 #define TARGET_OS_CPP_BUILTINS() \
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47 do \
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48 { \
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49 builtin_assert ("system=hpux"); \
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50 builtin_assert ("system=unix"); \
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51 builtin_define ("__hp9000s800"); \
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52 builtin_define ("__hp9000s800__"); \
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53 builtin_define ("__hp9k8"); \
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54 builtin_define ("__hp9k8__"); \
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55 builtin_define ("__hpux"); \
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56 builtin_define ("__hpux__"); \
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57 builtin_define ("__unix"); \
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58 builtin_define ("__unix__"); \
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59 if (c_dialect_cxx ()) \
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60 { \
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61 builtin_define ("_HPUX_SOURCE"); \
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62 builtin_define ("_INCLUDE_LONGLONG"); \
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63 builtin_define ("__STDC_EXT__"); \
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64 } \
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65 else if (!flag_iso) \
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66 { \
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67 builtin_define ("_HPUX_SOURCE"); \
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68 if (preprocessing_trad_p ()) \
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69 { \
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70 builtin_define ("hp9000s800"); \
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71 builtin_define ("hp9k8"); \
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72 builtin_define ("hppa"); \
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73 builtin_define ("hpux"); \
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74 builtin_define ("unix"); \
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75 builtin_define ("__CLASSIC_C__"); \
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76 builtin_define ("_PWB"); \
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77 builtin_define ("PWB"); \
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78 } \
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79 else \
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80 builtin_define ("__STDC_EXT__"); \
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81 } \
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82 if (TARGET_SIO) \
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83 builtin_define ("_SIO"); \
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84 else \
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85 { \
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86 builtin_define ("__hp9000s700"); \
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87 builtin_define ("__hp9000s700__"); \
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88 builtin_define ("_WSIO"); \
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89 } \
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90 } \
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91 while (0)
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92
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93 /* Like the default, except no -lg. */
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94 #undef LIB_SPEC
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95 #define LIB_SPEC "%{!shared:%{!p:%{!pg:-lc}}%{p: -L/lib/libp/ -lc}%{pg: -L/lib/libp/ -lc}}"
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96
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97 #undef LINK_SPEC
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98 #if ((TARGET_DEFAULT | TARGET_CPU_DEFAULT) & MASK_PA_11)
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99 #define LINK_SPEC \
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100 "%<fwhole-program\
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101 %{!mpa-risc-1-0:%{!march=1.0:%{static:-L/lib/pa1.1 -L/usr/lib/pa1.1 }}}%{mlinker-opt:-O} %{!shared:-u main} %{static:-a archive} %{g*:-a archive} %{shared:-b}"
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102 #else
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103 #define LINK_SPEC \
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104 "%<fwhole-program\
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105 %{mlinker-opt:-O} %{!shared:-u main} %{static:-a archive} %{g*:-a archive} %{shared:-b}"
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106 #endif
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107
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108 /* hpux8 and later have C++ compatible include files, so do not
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109 pretend they are `extern "C"'. */
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110 #define NO_IMPLICIT_EXTERN_C
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111
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112 /* hpux11 and earlier don't have fputc_unlocked, so we must inhibit the
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113 transformation of fputs_unlocked and fprintf_unlocked to fputc_unlocked. */
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114 #define DONT_HAVE_FPUTC_UNLOCKED
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115
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116 /* We want the entry value of SP saved in the frame marker for
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117 compatibility with the HP-UX unwind library. */
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118 #undef TARGET_HPUX_UNWIND_LIBRARY
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119 #define TARGET_HPUX_UNWIND_LIBRARY 1
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120
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121 /* Handle #pragma weak and #pragma pack. */
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122 #undef HANDLE_SYSV_PRAGMA
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123 #define HANDLE_SYSV_PRAGMA
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124
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125 /* Define this so we can compile MS code for use with WINE. */
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126 #undef HANDLE_PRAGMA_PACK_PUSH_POP
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127 #define HANDLE_PRAGMA_PACK_PUSH_POP
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128
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129 #define MD_UNWIND_SUPPORT "config/pa/hpux-unwind.h"
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