xref: /netbsd-src/external/gpl3/gcc.old/dist/gcc/config/mips/vxworks.h (revision b7b7574d3bf8eeb51a1fa3977b59142ec6434a55)
1 /* Copyright (C) 1999, 2003, 2004, 2007, 2008 Free Software Foundation, Inc.
2 
3 This file is part of GCC.
4 
5 GCC is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 3, or (at your option)
8 any later version.
9 
10 GCC is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13 GNU General Public License for more details.
14 
15 You should have received a copy of the GNU General Public License
16 along with GCC; see the file COPYING3.  If not see
17 <http://www.gnu.org/licenses/>.  */
18 
19 #undef  TARGET_VERSION
20 #define TARGET_VERSION fprintf (stderr, " (MIPS, VxWorks syntax)");
21 
22 /* Combination of mips.h and svr4.h.  */
23 #undef  SWITCH_TAKES_ARG
24 #define SWITCH_TAKES_ARG(CHAR)          \
25   (DEFAULT_SWITCH_TAKES_ARG (CHAR)      \
26    || (CHAR) == 'G'                     \
27    || (CHAR) == 'h'                     \
28    || (CHAR) == 'x'                     \
29    || (CHAR) == 'z')
30 
31 #undef  ASM_SPEC
32 #define ASM_SPEC "\
33 %{!G:-G 0} %{G*} %(endian_spec) %{mips1} %{mips2} %{mips3} %{mips4} \
34 %{mips32} %{mips32r2} %{mips64} \
35 %{mips16:%{!mno-mips16:-mips16}} %{mno-mips16:-no-mips16} \
36 %(subtarget_asm_optimizing_spec) \
37 %(subtarget_asm_debugging_spec) \
38 %{mabi=*} %{!mabi*: %(asm_abi_default_spec)} \
39 %{mgp32} %{mgp64} %{march=*} %{mxgot:-xgot} \
40 %{mtune=*} %{v} \
41 %(subtarget_asm_spec)"
42 
43 #undef LINK_SPEC
44 /* LINK_SPEC is clobbered in svr4.h. ugh!  */
45 #define LINK_SPEC "\
46 %(endian_spec) \
47 %{!G:-G 0} %{G*} %{mips1} %{mips2} %{mips3} %{mips4} %{mips32} %{mips64} \
48 %{bestGnum}" \
49 VXWORKS_LINK_SPEC
50 
51 #undef  LIB_SPEC
52 #define LIB_SPEC VXWORKS_LIB_SPEC
53 #undef  STARTFILE_SPEC
54 #define STARTFILE_SPEC VXWORKS_STARTFILE_SPEC
55 #undef  ENDFILE_SPEC
56 #define ENDFILE_SPEC VXWORKS_ENDFILE_SPEC
57 
58 #define TARGET_OS_CPP_BUILTINS()                        \
59   do                                                    \
60     {                                                   \
61       if (TARGET_64BIT)					\
62 	builtin_define ("CPU=MIPS64");			\
63       else						\
64 	builtin_define ("CPU=MIPS32");			\
65       if (TARGET_BIG_ENDIAN)				\
66 	builtin_define ("MIPSEB");			\
67       else						\
68 	builtin_define ("MIPSEL");			\
69       if (TARGET_SOFT_FLOAT)				\
70 	builtin_define ("SOFT_FLOAT");			\
71       VXWORKS_OS_CPP_BUILTINS ();			\
72     }                                                   \
73   while (0)
74 
75 #undef SUBTARGET_CPP_SPEC
76 #define SUBTARGET_CPP_SPEC VXWORKS_ADDITIONAL_CPP_SPEC
77 
78 /* No sdata.  */
79 #undef MIPS_DEFAULT_GVALUE
80 #define MIPS_DEFAULT_GVALUE 0
81 
82 /* No _mcount profiling on VxWorks.  */
83 #undef FUNCTION_PROFILER
84 #define FUNCTION_PROFILER VXWORKS_FUNCTION_PROFILER
85 
86 #undef SUBTARGET_ASM_SPEC
87 #define SUBTARGET_ASM_SPEC "%{mrtp:%{fPIC|fpic:-mvxworks-pic}}"
88 
89 #undef SUBTARGET_OVERRIDE_OPTIONS
90 #define SUBTARGET_OVERRIDE_OPTIONS VXWORKS_OVERRIDE_OPTIONS
91