Mercurial > hg > CbC > CbC_gcc
comparison gcc/config/m32r/linux.h @ 0:a06113de4d67
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author | kent <kent@cr.ie.u-ryukyu.ac.jp> |
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date | Fri, 17 Jul 2009 14:47:48 +0900 |
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children | f6334be47118 |
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1 /* Definitions for Renesas M32R running Linux-based GNU systems using ELF. | |
2 Copyright (C) 2003, 2004, 2006, 2007 Free Software Foundation, Inc. | |
3 | |
4 This file is part of GCC. | |
5 | |
6 GCC is free software; you can redistribute it and/or modify it | |
7 under the terms of the GNU General Public License as published | |
8 by the Free Software Foundation; either version 3, or (at your | |
9 option) any later version. | |
10 | |
11 GCC is distributed in the hope that it will be useful, but WITHOUT | |
12 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY | |
13 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public | |
14 License for more details. | |
15 | |
16 You should have received a copy of the GNU General Public License | |
17 along with GCC; see the file COPYING3. If not see | |
18 <http://www.gnu.org/licenses/>. */ | |
19 | |
20 #define LINUX_DEFAULT_ELF | |
21 | |
22 /* A lie, I guess, but the general idea behind linux/ELF is that we are | |
23 supposed to be outputting something that will assemble under SVr4. | |
24 This gets us pretty close. */ | |
25 | |
26 #define HANDLE_SYSV_PRAGMA | |
27 | |
28 #undef HANDLE_PRAGMA_PACK | |
29 | |
30 #undef TARGET_VERSION | |
31 #define TARGET_VERSION fprintf (stderr, " (M32R GNU/Linux with ELF)"); | |
32 | |
33 #undef SIZE_TYPE | |
34 #define SIZE_TYPE "unsigned int" | |
35 | |
36 #undef PTRDIFF_TYPE | |
37 #define PTRDIFF_TYPE "int" | |
38 | |
39 #undef WCHAR_TYPE | |
40 #define WCHAR_TYPE "long int" | |
41 | |
42 #undef WCHAR_TYPE_SIZE | |
43 #define WCHAR_TYPE_SIZE BITS_PER_WORD | |
44 | |
45 /* Provide a LINK_SPEC appropriate for Linux. Here we provide support | |
46 for the special GCC options -static and -shared, which allow us to | |
47 link things in one of these three modes by applying the appropriate | |
48 combinations of options at link-time. We like to support here for | |
49 as many of the other GNU linker options as possible. But I don't | |
50 have the time to search for those flags. I am sure how to add | |
51 support for -soname shared_object_name. H.J. | |
52 | |
53 I took out %{v:%{!V:-V}}. It is too much :-(. They can use | |
54 -Wl,-V. | |
55 | |
56 When the -shared link option is used a final link is not being | |
57 done. */ | |
58 | |
59 /* If ELF is the default format, we should not use /lib/elf. */ | |
60 | |
61 #define GLIBC_DYNAMIC_LINKER "/lib/ld-linux.so.2" | |
62 | |
63 #undef LINK_SPEC | |
64 #if TARGET_LITTLE_ENDIAN | |
65 #define LINK_SPEC "%(link_cpu) -m m32rlelf_linux %{shared:-shared} \ | |
66 %{!shared: \ | |
67 %{!ibcs: \ | |
68 %{!static: \ | |
69 %{rdynamic:-export-dynamic} \ | |
70 %{!dynamic-linker:-dynamic-linker " LINUX_DYNAMIC_LINKER "}} \ | |
71 %{static:-static}}}" | |
72 #else | |
73 #define LINK_SPEC "%(link_cpu) -m m32relf_linux %{shared:-shared} \ | |
74 %{!shared: \ | |
75 %{!ibcs: \ | |
76 %{!static: \ | |
77 %{rdynamic:-export-dynamic} \ | |
78 %{!dynamic-linker:-dynamic-linker " LINUX_DYNAMIC_LINKER "}} \ | |
79 %{static:-static}}}" | |
80 #endif | |
81 | |
82 #undef LIB_SPEC | |
83 #define LIB_SPEC \ | |
84 "%{pthread:-lpthread} \ | |
85 %{shared: -lc} \ | |
86 %{!shared: \ | |
87 %{mieee-fp:-lieee} \ | |
88 %{profile:-lc_p} %{!profile: -lc}}" | |
89 | |
90 #undef STARTFILE_SPEC | |
91 #if defined HAVE_LD_PIE | |
92 #define STARTFILE_SPEC \ | |
93 "%{!shared: %{pg|p|profile:gcrt1.o%s;pie:Scrt1.o%s;:crt1.o%s}} \ | |
94 crti.o%s %{static:crtbeginT.o%s;shared|pie:crtbeginS.o%s;:crtbegin.o%s}" | |
95 #else | |
96 #define STARTFILE_SPEC \ | |
97 "%{!shared: \ | |
98 %{pg:gcrt1.o%s} %{!pg:%{p:gcrt1.o%s} %{!p:crt1.o%s}}}\ | |
99 crti.o%s %{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}" | |
100 #endif | |
101 | |
102 #undef ENDFILE_SPEC | |
103 #define ENDFILE_SPEC \ | |
104 "%{shared|pie:crtendS.o%s;:crtend.o%s} crtn.o%s" | |
105 | |
106 #undef SUBTARGET_CPP_SPEC | |
107 #define SUBTARGET_CPP_SPEC "\ | |
108 %{posix:-D_POSIX_SOURCE} \ | |
109 %{pthread:-D_REENTRANT -D_PTHREADS} \ | |
110 " | |
111 | |
112 #define TARGET_OS_CPP_BUILTINS() LINUX_TARGET_OS_CPP_BUILTINS() | |
113 | |
114 #define TARGET_ASM_FILE_END file_end_indicate_exec_stack |