1/* Definitions of target machine for GNU compiler, for HP-UX.
2   Copyright (C) 1991, 1995, 1996, 2002, 2003, 2004
3   Free Software Foundation, Inc.
4
5This file is part of GCC.
6
7GCC is free software; you can redistribute it and/or modify
8it under the terms of the GNU General Public License as published by
9the Free Software Foundation; either version 2, or (at your option)
10any later version.
11
12GCC is distributed in the hope that it will be useful,
13but WITHOUT ANY WARRANTY; without even the implied warranty of
14MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15GNU General Public License for more details.
16
17You should have received a copy of the GNU General Public License
18along with GCC; see the file COPYING.  If not, write to
19the Free Software Foundation, 51 Franklin Street, Fifth Floor,
20Boston, MA 02110-1301, USA.  */
21
22/* HP-UX UNIX features.  */
23#undef TARGET_HPUX
24#define TARGET_HPUX 1
25
26#undef TARGET_DEFAULT
27#define TARGET_DEFAULT MASK_BIG_SWITCH
28
29/* Make GCC agree with types.h.  */
30#undef SIZE_TYPE
31#undef PTRDIFF_TYPE
32
33#define SIZE_TYPE "unsigned int"
34#define PTRDIFF_TYPE "int"
35
36#define LONG_DOUBLE_TYPE_SIZE 128
37#define HPUX_LONG_DOUBLE_LIBRARY
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	if (c_dialect_cxx ())					\
61	  {							\
62	    builtin_define ("_HPUX_SOURCE");			\
63	    builtin_define ("_INCLUDE_LONGLONG");		\
64	    builtin_define ("__STDC_EXT__");			\
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	    else						\
81	      builtin_define ("__STDC_EXT__");			\
82	  }							\
83	if (TARGET_SIO)						\
84	  builtin_define ("_SIO");				\
85	else							\
86	  {							\
87	    builtin_define ("__hp9000s700");			\
88	    builtin_define ("__hp9000s700__");			\
89	    builtin_define ("_WSIO");				\
90	  }							\
91    }								\
92  while (0)
93
94/* Like the default, except no -lg.  */
95#undef LIB_SPEC
96#define LIB_SPEC "%{!shared:%{!p:%{!pg:-lc}}%{p: -L/lib/libp/ -lc}%{pg: -L/lib/libp/ -lc}}"
97
98#undef LINK_SPEC
99#if ((TARGET_DEFAULT | TARGET_CPU_DEFAULT) & MASK_PA_11)
100#define LINK_SPEC \
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}"
102#else
103#define LINK_SPEC \
104  "%{mlinker-opt:-O} %{!shared:-u main} %{static:-a archive} %{g*:-a archive} %{shared:-b}"
105#endif
106
107/* hpux8 and later have C++ compatible include files, so do not
108   pretend they are `extern "C"'.  */
109#define NO_IMPLICIT_EXTERN_C
110
111/* hpux11 and earlier don't have fputc_unlocked, so we must inhibit the
112   transformation of fputs_unlocked and fprintf_unlocked to fputc_unlocked.  */
113#define DONT_HAVE_FPUTC_UNLOCKED
114
115/* We want the entry value of SP saved in the frame marker for
116   compatibility with the HP-UX unwind library.  */
117#undef TARGET_HPUX_UNWIND_LIBRARY
118#define TARGET_HPUX_UNWIND_LIBRARY 1
119
120/* Handle #pragma weak and #pragma pack.  */
121#undef HANDLE_SYSV_PRAGMA
122#define HANDLE_SYSV_PRAGMA
123
124/* Define this so we can compile MS code for use with WINE.  */
125#undef HANDLE_PRAGMA_PACK_PUSH_POP
126#define HANDLE_PRAGMA_PACK_PUSH_POP
127
128#define MD_UNWIND_SUPPORT "config/pa/hpux-unwind.h"
129