xref: /netbsd-src/external/gpl3/gcc.old/dist/gcc/config/mips/vxworks.h (revision 8feb0f0b7eaff0608f8350bbfa3098827b4bb91b)
1 /* Copyright (C) 1999-2020 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  ASM_SPEC
20 #define ASM_SPEC "\
21 %{!G:-G 0} %{G*} %(endian_spec) %{mips1} %{mips2} %{mips3} %{mips4} \
22 %{mips32} %{mips32r2} %{mips64} \
23 %{mips16:%{!mno-mips16:-mips16}} %{mno-mips16:-no-mips16} \
24 %(subtarget_asm_optimizing_spec) \
25 %(subtarget_asm_debugging_spec) \
26 %{mabi=*} %{!mabi*: %(asm_abi_default_spec)} \
27 %{mgp32} %{mgp64} %{march=*} %{mxgot:-xgot} \
28 %{mtune=*} \
29 %(subtarget_asm_spec)"
30 
31 #undef LINK_SPEC
32 #define LINK_SPEC "\
33 %(endian_spec) \
34 %{!G:-G 0} %{G*} %{mips1} %{mips2} %{mips3} %{mips4} %{mips32} %{mips64} " \
35 VXWORKS_LINK_SPEC
36 
37 #undef  LIB_SPEC
38 #define LIB_SPEC VXWORKS_LIB_SPEC
39 #undef  STARTFILE_SPEC
40 #define STARTFILE_SPEC VXWORKS_STARTFILE_SPEC
41 #undef  ENDFILE_SPEC
42 #define ENDFILE_SPEC VXWORKS_ENDFILE_SPEC
43 
44 #define TARGET_OS_CPP_BUILTINS()                        \
45   do                                                    \
46     {                                                   \
47       if (TARGET_64BIT)					\
48 	builtin_define ("CPU=MIPS64");			\
49       else						\
50 	builtin_define ("CPU=MIPS32");			\
51       if (TARGET_BIG_ENDIAN)				\
52 	builtin_define ("MIPSEB");			\
53       else						\
54 	builtin_define ("MIPSEL");			\
55       if (TARGET_SOFT_FLOAT)				\
56 	builtin_define ("SOFT_FLOAT");			\
57       VXWORKS_OS_CPP_BUILTINS ();			\
58     }                                                   \
59   while (0)
60 
61 #undef SUBTARGET_CPP_SPEC
62 #define SUBTARGET_CPP_SPEC VXWORKS_ADDITIONAL_CPP_SPEC
63 
64 /* No sdata.  */
65 #undef MIPS_DEFAULT_GVALUE
66 #define MIPS_DEFAULT_GVALUE 0
67 
68 /* No _mcount profiling on VxWorks.  */
69 #undef FUNCTION_PROFILER
70 #define FUNCTION_PROFILER VXWORKS_FUNCTION_PROFILER
71 
72 #undef SUBTARGET_ASM_SPEC
73 #define SUBTARGET_ASM_SPEC "%{mrtp:%{" FPIC_SPEC ":-mvxworks-pic}}"
74 
75 #undef SUBTARGET_OVERRIDE_OPTIONS
76 #define SUBTARGET_OVERRIDE_OPTIONS VXWORKS_OVERRIDE_OPTIONS
77 
78 #undef DBX_REGISTER_NUMBER
79