llvm-gcc-4.2/gcc/config/pa/pa-hpux.h

/* Definitions of target machine for GNU compiler, for HP-UX.
   Copyright (C) 1991, 1995, 1996, 2002, 2003, 2004
   Free Software Foundation, Inc.

This file is part of GCC.

GCC is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.

GCC is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING.  If not, write to
the Free Software Foundation, 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.  */

/* HP-UX UNIX features.  */
#undef TARGET_HPUX
#define TARGET_HPUX 1

#undef TARGET_DEFAULT
#define TARGET_DEFAULT MASK_BIG_SWITCH

/* Make GCC agree with types.h.  */
#undef SIZE_TYPE
#undef PTRDIFF_TYPE

#define SIZE_TYPE "unsigned int"
#define PTRDIFF_TYPE "int"

#define LONG_DOUBLE_TYPE_SIZE 128
#define HPUX_LONG_DOUBLE_LIBRARY
#define FLOAT_LIB_COMPARE_RETURNS_BOOL(MODE, COMPARISON) ((MODE) == TFmode)

/* GCC always defines __STDC__.  HP C++ compilers don't define it.  This
   causes trouble when sys/stdsyms.h is included.  As a work around,
   we define __STDC_EXT__.  A similar situation exists with respect to
   the definition of __cplusplus.  We define _INCLUDE_LONGLONG
   to prevent nlist.h from defining __STDC_32_MODE__ (no longlong
   support).  */
#undef TARGET_OS_CPP_BUILTINS
#define TARGET_OS_CPP_BUILTINS()				\
  do								\
    {								\
	builtin_assert ("system=hpux");				\
	builtin_assert ("system=unix");				\
	builtin_define ("__hp9000s800");			\
	builtin_define ("__hp9000s800__");			\
	builtin_define ("__hp9k8");				\
	builtin_define ("__hp9k8__");				\
	builtin_define ("__hpux");				\
	builtin_define ("__hpux__");				\
	builtin_define ("__unix");				\
	builtin_define ("__unix__");				\
	if (c_dialect_cxx ())					\
	  {							\
	    builtin_define ("_HPUX_SOURCE");			\
	    builtin_define ("_INCLUDE_LONGLONG");		\
	    builtin_define ("__STDC_EXT__");			\
	  }							\
	else if (!flag_iso)					\
	  {							\
	    builtin_define ("_HPUX_SOURCE");			\
	    if (preprocessing_trad_p ())			\
	      {							\
		builtin_define ("hp9000s800");			\
		builtin_define ("hp9k8");			\
		builtin_define ("hppa");			\
		builtin_define ("hpux");			\
		builtin_define ("unix");			\
		builtin_define ("__CLASSIC_C__");		\
		builtin_define ("_PWB");			\
		builtin_define ("PWB");				\
	      }							\
	    else						\
	      builtin_define ("__STDC_EXT__");			\
	  }							\
	if (TARGET_SIO)						\
	  builtin_define ("_SIO");				\
	else							\
	  {							\
	    builtin_define ("__hp9000s700");			\
	    builtin_define ("__hp9000s700__");			\
	    builtin_define ("_WSIO");				\
	  }							\
    }								\
  while (0)

/* Like the default, except no -lg.  */
#undef LIB_SPEC
#define LIB_SPEC "%{!shared:%{!p:%{!pg:-lc}}%{p: -L/lib/libp/ -lc}%{pg: -L/lib/libp/ -lc}}"

#undef LINK_SPEC
#if ((TARGET_DEFAULT | TARGET_CPU_DEFAULT) & MASK_PA_11)
#define LINK_SPEC \
  "%{!mpa-risc-1-0:%{!march=1.0:%{!shared:-L/lib/pa1.1 -L/usr/lib/pa1.1 }}}%{mlinker-opt:-O} %{!shared:-u main} %{static:-a archive} %{g*:-a archive} %{shared:-b}"
#else
#define LINK_SPEC \
  "%{mlinker-opt:-O} %{!shared:-u main} %{static:-a archive} %{g*:-a archive} %{shared:-b}"
#endif

/* hpux8 and later have C++ compatible include files, so do not
   pretend they are `extern "C"'.  */
#define NO_IMPLICIT_EXTERN_C

/* hpux11 and earlier don't have fputc_unlocked, so we must inhibit the
   transformation of fputs_unlocked and fprintf_unlocked to fputc_unlocked.  */
#define DONT_HAVE_FPUTC_UNLOCKED

/* We want the entry value of SP saved in the frame marker for
   compatibility with the HP-UX unwind library.  */
#undef TARGET_HPUX_UNWIND_LIBRARY
#define TARGET_HPUX_UNWIND_LIBRARY 1

/* Handle #pragma weak and #pragma pack.  */
#undef HANDLE_SYSV_PRAGMA
#define HANDLE_SYSV_PRAGMA

/* Define this so we can compile MS code for use with WINE.  */
#undef HANDLE_PRAGMA_PACK_PUSH_POP
#define HANDLE_PRAGMA_PACK_PUSH_POP

#define MD_UNWIND_SUPPORT "config/pa/hpux-unwind.h"