1 /* Definitions of target machine for GNU compiler, for HP PA-RISC
2    Copyright (C) 1995, 1996, 1997, 2000, 2001, 2002, 2003
3    Free Software Foundation, Inc.
4    Contributed by Tim Moore (moore@defmacro.cs.utah.edu)
5 
6 This file is part of GCC.
7 
8 GCC is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2, or (at your option)
11 any later version.
12 
13 GCC is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16 GNU General Public License for more details.
17 
18 You should have received a copy of the GNU General Public License
19 along with GCC; see the file COPYING.  If not, write to
20 the Free Software Foundation, 59 Temple Place - Suite 330,
21 Boston, MA 02111-1307, USA.  */
22 
23 /* GCC always defines __STDC__.  HP C++ compilers don't define it.  This
24    causes trouble when sys/stdsyms.h is included.  As a work around,
25    we define __STDC_EXT__.  A similar situation exists with respect to
26    the definition of __cplusplus.  We define _INCLUDE_LONGLONG
27    to prevent nlist.h from defining __STDC_32_MODE__ (no longlong
28    support).  We define __STDCPP__ to get certain system headers
29    (notably assert.h) to assume standard preprocessor behavior in C++.  */
30 #undef TARGET_OS_CPP_BUILTINS
31 #define TARGET_OS_CPP_BUILTINS()				\
32   do								\
33     {								\
34 	builtin_assert ("system=hpux");				\
35 	builtin_assert ("system=unix");				\
36 	builtin_define ("__hp9000s800");			\
37 	builtin_define ("__hp9000s800__");			\
38 	builtin_define ("__hpux");				\
39 	builtin_define ("__hpux__");				\
40 	builtin_define ("__unix");				\
41 	builtin_define ("__unix__");				\
42 	if (c_dialect_cxx ())					\
43 	  {							\
44 	    builtin_define ("_HPUX_SOURCE");			\
45 	    builtin_define ("_INCLUDE_LONGLONG");		\
46 	    builtin_define ("__STDC_EXT__");			\
47 	    builtin_define ("__STDCPP__");			\
48 	  }							\
49 	else if (!flag_iso)					\
50 	  {							\
51 	    builtin_define ("_HPUX_SOURCE");			\
52 	    if (preprocessing_trad_p ())			\
53 	      {							\
54 		builtin_define ("hp9000s800");			\
55 		builtin_define ("hppa");			\
56 		builtin_define ("hpux");			\
57 		builtin_define ("unix");			\
58 		builtin_define ("__CLASSIC_C__");		\
59 		builtin_define ("_PWB");			\
60 		builtin_define ("PWB");				\
61 	      }							\
62 	    else						\
63 	      builtin_define ("__STDC_EXT__");			\
64 	  }							\
65 	if (TARGET_SIO)						\
66 	  builtin_define ("_SIO");				\
67 	else							\
68 	  {							\
69 	    builtin_define ("__hp9000s700");			\
70 	    builtin_define ("__hp9000s700__");			\
71 	    builtin_define ("_WSIO");				\
72 	  }							\
73     }								\
74   while (0)
75 
76 #define CPP_SPEC "%{threads: -D_REENTRANT -D_DCE_THREADS}"
77 
78 /* We can debug dynamically linked executables on hpux9; we also want
79    dereferencing of a NULL pointer to cause a SEGV.  */
80 #undef LINK_SPEC
81 #if ((TARGET_DEFAULT | TARGET_CPU_DEFAULT) & MASK_PA_11)
82 #define LINK_SPEC \
83   "%{!mpa-risc-1-0:%{!shared:-L/lib/pa1.1 -L/usr/lib/pa1.1 }}\
84    %{!shared:%{p:-L/lib/libp %{!static:\
85      %nWarning: consider linking with `-static' as system libraries with\n\
86      %n  profiling support are only provided in archive format}}}\
87    %{!shared:%{pg:-L/lib/libp %{!static:\
88      %nWarning: consider linking with `-static' as system libraries with\n\
89      %n  profiling support are only provided in archive format}}}\
90    -z %{mlinker-opt:-O} %{!shared:-u main}\
91    %{static:-a archive} %{shared:-b}"
92 #else
93 #define LINK_SPEC \
94   "%{!shared:%{p:-L/lib/libp %{!static:\
95      %nWarning: consider linking with `-static' as system libraries with\n\
96      %n  profiling support are only provided in archive format}}}\
97    %{!shared:%{pg:-L/lib/libp %{!static:\
98      %nWarning: consider linking with `-static' as system libraries with\n\
99      %n  profiling support are only provided in archive format}}}\
100    -z %{mlinker-opt:-O} %{!shared:-u main}\
101    %{static:-a archive} %{shared:-b}"
102 #endif
103 
104 /* Like the default, except no -lg.  */
105 #undef LIB_SPEC
106 #define LIB_SPEC \
107   "%{!shared:\
108      %{!p:%{!pg:\
109        %{!threads:-lc %{static:%{!nolibdld:-a shared -ldld -a archive -lc}}}\
110        %{threads:-lcma -lc_r}}}\
111      %{p:%{!pg:-lc %{static:%{!nolibdld:-a shared -ldld -a archive -lc}}}}\
112      %{pg:-lc %{static:%{!nolibdld:-a shared -ldld -a archive -lc}}}}"
113 
114 #undef THREAD_MODEL_SPEC
115 #define THREAD_MODEL_SPEC "%{!threads:single}%{threads:dce}"
116 
117 /* Under hpux10, the normal location of the `ld' and `as' programs is the
118    /usr/ccs/bin directory.  */
119 
120 #ifndef CROSS_COMPILE
121 #undef MD_EXEC_PREFIX
122 #define MD_EXEC_PREFIX "/usr/ccs/bin/"
123 #endif
124 
125 /* Under hpux10, the normal location of the various *crt*.o files is
126    the /usr/ccs/lib directory.  However, the profiling files are in
127    /opt/langtools/lib.  */
128 
129 #ifndef CROSS_COMPILE
130 #undef MD_STARTFILE_PREFIX
131 #define MD_STARTFILE_PREFIX "/usr/ccs/lib/"
132 #define MD_STARTFILE_PREFIX_1 "/opt/langtools/lib/"
133 #endif
134 
135 /* hpux10 has the new HP assembler.  It's still lousy, but it's a whole lot
136    better than the assembler shipped with older versions of hpux.  */
137 #undef NEW_HP_ASSEMBLER
138 #define NEW_HP_ASSEMBLER 1
139