gcc/config/pa/pa-hpux.h

   1 /* Definitions of target machine for GNU compiler, for HP-UX.
   2    Copyright (C) 1991-2024 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 /* HP-UX UNIX features.  */
  21 #undef TARGET_HPUX
  22 #define TARGET_HPUX 1
  23
  24 #undef HPUX_LONG_DOUBLE_LIBRARY
  25 #define HPUX_LONG_DOUBLE_LIBRARY 1
  26
  27 #undef TARGET_DEFAULT
  28 #define TARGET_DEFAULT 0
  29
  30 /* Make GCC agree with types.h.  */
  31 #undef SIZE_TYPE
  32 #undef PTRDIFF_TYPE
  33
  34 #define SIZE_TYPE "unsigned int"
  35 #define PTRDIFF_TYPE "int"
  36
  37 #undef PA_LONG_DOUBLE_TYPE_SIZE
  38 #define PA_LONG_DOUBLE_TYPE_SIZE 128
  39 #define FLOAT_LIB_COMPARE_RETURNS_BOOL(MODE, COMPARISON) ((MODE) == TFmode)
  40
  41 /* GCC always defines __STDC__.  HP C++ compilers don't define it.  This
  42    causes trouble when sys/stdsyms.h is included.  As a work around,
  43    we define __STDC_EXT__.  A similar situation exists with respect to
  44    the definition of __cplusplus.  We define _INCLUDE_LONGLONG
  45    to prevent nlist.h from defining __STDC_32_MODE__ (no longlong
  46    support).  */
  47 #undef TARGET_OS_CPP_BUILTINS
  48 #define TARGET_OS_CPP_BUILTINS()                                \
  49   do                                                            \
  50     {                                                           \
  51         builtin_assert ("system=hpux");                         \
  52         builtin_assert ("system=unix");                         \
  53         builtin_define ("__hp9000s800");                        \
  54         builtin_define ("__hp9000s800__");                      \
  55         builtin_define ("__hp9k8");                             \
  56         builtin_define ("__hp9k8__");                           \
  57         builtin_define ("__hpux");                              \
  58         builtin_define ("__hpux__");                            \
  59         builtin_define ("__unix");                              \
  60         builtin_define ("__unix__");                            \
  61         builtin_define ("__STDC_EXT__");                        \
  62         if (c_dialect_cxx ())                                   \
  63           {                                                     \
  64             builtin_define ("_HPUX_SOURCE");                    \
  65             builtin_define ("_INCLUDE_LONGLONG");               \
  66           }                                                     \
  67         else if (!flag_iso)                                     \
  68           {                                                     \
  69             builtin_define ("_HPUX_SOURCE");                    \
  70             if (preprocessing_trad_p ())                        \
  71               {                                                 \
  72                 builtin_define ("hp9000s800");                  \
  73                 builtin_define ("hp9k8");                       \
  74                 builtin_define ("hppa");                        \
  75                 builtin_define ("hpux");                        \
  76                 builtin_define ("unix");                        \
  77                 builtin_define ("__CLASSIC_C__");               \
  78                 builtin_define ("_PWB");                        \
  79                 builtin_define ("PWB");                         \
  80               }                                                 \
  81           }                                                     \
  82         if (TARGET_SIO)                                         \
  83           builtin_define ("_SIO");                              \
  84         else                                                    \
  85           {                                                     \
  86             builtin_define ("__hp9000s700");                    \
  87             builtin_define ("__hp9000s700__");                  \
  88             builtin_define ("_WSIO");                           \
  89           }                                                     \
  90     }                                                           \
  91   while (0)
  92
  93 /* Like the default, except no -lg.  */
  94 #undef LIB_SPEC
  95 #define LIB_SPEC "%{!shared:%{!p:%{!pg:-lc}}%{p: -L/lib/libp/ -lc}%{pg: -L/lib/libp/ -lc}}"
  96
  97 #undef LINK_SPEC
  98 #if ((TARGET_DEFAULT | TARGET_CPU_DEFAULT) & MASK_PA_11)
  99 #define LINK_SPEC \
 100   "%{!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}"
 101 #else
 102 #define LINK_SPEC \
 103   "%{mlinker-opt:-O} %{!shared:-u main} %{static:-a archive} %{g*:-a archive} %{shared:-b}"
 104 #endif
 105
 106 /* hpux11 and earlier don't have fputc_unlocked, so we must inhibit the
 107    transformation of fputs_unlocked and fprintf_unlocked to fputc_unlocked.  */
 108 #define DONT_HAVE_FPUTC_UNLOCKED
 109
 110 /* We want the entry value of SP saved in the frame marker for
 111    compatibility with the HP-UX unwind library.  */
 112 #undef TARGET_HPUX_UNWIND_LIBRARY
 113 #define TARGET_HPUX_UNWIND_LIBRARY 1
 114
 115 #undef TARGET_LIBC_HAS_FUNCTION
 116 #define TARGET_LIBC_HAS_FUNCTION no_c99_libc_has_function