1  /* Definitions of target machine for GNU compiler, for HP-UX.
       2     Copyright (C) 1991-2023 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  #define LONG_DOUBLE_TYPE_SIZE 128
      38  #define FLOAT_LIB_COMPARE_RETURNS_BOOL(MODE, COMPARISON) ((MODE) == TFmode)
      39  
      40  /* GCC always defines __STDC__.  HP C++ compilers don't define it.  This
      41     causes trouble when sys/stdsyms.h is included.  As a work around,
      42     we define __STDC_EXT__.  A similar situation exists with respect to
      43     the definition of __cplusplus.  We define _INCLUDE_LONGLONG
      44     to prevent nlist.h from defining __STDC_32_MODE__ (no longlong
      45     support).  */
      46  #undef TARGET_OS_CPP_BUILTINS
      47  #define TARGET_OS_CPP_BUILTINS()				\
      48    do								\
      49      {								\
      50  	builtin_assert ("system=hpux");				\
      51  	builtin_assert ("system=unix");				\
      52  	builtin_define ("__hp9000s800");			\
      53  	builtin_define ("__hp9000s800__");			\
      54  	builtin_define ("__hp9k8");				\
      55  	builtin_define ("__hp9k8__");				\
      56  	builtin_define ("__hpux");				\
      57  	builtin_define ("__hpux__");				\
      58  	builtin_define ("__unix");				\
      59  	builtin_define ("__unix__");				\
      60  	builtin_define ("__STDC_EXT__");			\
      61  	if (c_dialect_cxx ())					\
      62  	  {							\
      63  	    builtin_define ("_HPUX_SOURCE");			\
      64  	    builtin_define ("_INCLUDE_LONGLONG");		\
      65  	  }							\
      66  	else if (!flag_iso)					\
      67  	  {							\
      68  	    builtin_define ("_HPUX_SOURCE");			\
      69  	    if (preprocessing_trad_p ())			\
      70  	      {							\
      71  		builtin_define ("hp9000s800");			\
      72  		builtin_define ("hp9k8");			\
      73  		builtin_define ("hppa");			\
      74  		builtin_define ("hpux");			\
      75  		builtin_define ("unix");			\
      76  		builtin_define ("__CLASSIC_C__");		\
      77  		builtin_define ("_PWB");			\
      78  		builtin_define ("PWB");				\
      79  	      }							\
      80  	  }							\
      81  	if (TARGET_SIO)						\
      82  	  builtin_define ("_SIO");				\
      83  	else							\
      84  	  {							\
      85  	    builtin_define ("__hp9000s700");			\
      86  	    builtin_define ("__hp9000s700__");			\
      87  	    builtin_define ("_WSIO");				\
      88  	  }							\
      89      }								\
      90    while (0)
      91  
      92  /* Like the default, except no -lg.  */
      93  #undef LIB_SPEC
      94  #define LIB_SPEC "%{!shared:%{!p:%{!pg:-lc}}%{p: -L/lib/libp/ -lc}%{pg: -L/lib/libp/ -lc}}"
      95  
      96  #undef LINK_SPEC
      97  #if ((TARGET_DEFAULT | TARGET_CPU_DEFAULT) & MASK_PA_11)
      98  #define LINK_SPEC \
      99    "%{!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}"
     100  #else
     101  #define LINK_SPEC \
     102    "%{mlinker-opt:-O} %{!shared:-u main} %{static:-a archive} %{g*:-a archive} %{shared:-b}"
     103  #endif
     104  
     105  /* hpux11 and earlier don't have fputc_unlocked, so we must inhibit the
     106     transformation of fputs_unlocked and fprintf_unlocked to fputc_unlocked.  */
     107  #define DONT_HAVE_FPUTC_UNLOCKED
     108  
     109  /* We want the entry value of SP saved in the frame marker for
     110     compatibility with the HP-UX unwind library.  */
     111  #undef TARGET_HPUX_UNWIND_LIBRARY
     112  #define TARGET_HPUX_UNWIND_LIBRARY 1
     113  
     114  #undef TARGET_LIBC_HAS_FUNCTION
     115  #define TARGET_LIBC_HAS_FUNCTION no_c99_libc_has_function