1 |
12 |
jlechner |
/* Definitions of target machine for GCC. m68k/ColdFire based uClinux system
|
2 |
|
|
using ELF objects with special linker post-processing to produce FLAT
|
3 |
|
|
executables.
|
4 |
|
|
|
5 |
|
|
Copyright (C) 2003 Free Software Foundation, Inc.
|
6 |
|
|
|
7 |
|
|
This file is part of GCC.
|
8 |
|
|
|
9 |
|
|
GCC is free software; you can redistribute it and/or modify
|
10 |
|
|
it under the terms of the GNU General Public License as published by
|
11 |
|
|
the Free Software Foundation; either version 2, or (at your option)
|
12 |
|
|
any later version.
|
13 |
|
|
|
14 |
|
|
GCC is distributed in the hope that it will be useful,
|
15 |
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
16 |
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
17 |
|
|
GNU General Public License for more details.
|
18 |
|
|
|
19 |
|
|
You should have received a copy of the GNU General Public License
|
20 |
|
|
along with GCC; see the file COPYING. If not, write to
|
21 |
|
|
the Free Software Foundation, 51 Franklin Street, Fifth Floor,
|
22 |
|
|
Boston, MA 02110-1301, USA. */
|
23 |
|
|
|
24 |
|
|
|
25 |
|
|
/* Undo the definition of STARTFILE_SPEC from m68kelf.h so we'll
|
26 |
|
|
pick the default from gcc.c (just link crt0.o from multilib dir). */
|
27 |
|
|
#undef STARTFILE_SPEC
|
28 |
|
|
|
29 |
|
|
/* Override the default LIB_SPEC from gcc.c. We don't currently support
|
30 |
|
|
profiling, or libg.a. */
|
31 |
|
|
#undef LIB_SPEC
|
32 |
|
|
#define LIB_SPEC "\
|
33 |
|
|
%{mid-shared-library:-R libc.gdb%s -elf2flt -shared-lib-id 0} -lc \
|
34 |
|
|
"
|
35 |
|
|
|
36 |
|
|
/* we don't want a .eh_frame section. */
|
37 |
|
|
#define EH_FRAME_IN_DATA_SECTION
|
38 |
|
|
|
39 |
|
|
/* ??? Quick hack to get constructors working. Make this look more like a
|
40 |
|
|
COFF target, so the existing dejagnu/libgloss support works. A better
|
41 |
|
|
solution would be to make the necessary dejagnu and libgloss changes so
|
42 |
|
|
that we can use normal the ELF constructor mechanism. */
|
43 |
|
|
#undef INIT_SECTION_ASM_OP
|
44 |
|
|
#undef FINI_SECTION_ASM_OP
|
45 |
|
|
#undef ENDFILE_SPEC
|
46 |
|
|
#define ENDFILE_SPEC ""
|
47 |
|
|
|
48 |
|
|
/* Bring in standard linux defines */
|
49 |
|
|
#undef TARGET_OS_CPP_BUILTINS
|
50 |
|
|
#define TARGET_OS_CPP_BUILTINS() \
|
51 |
|
|
do \
|
52 |
|
|
{ \
|
53 |
|
|
builtin_define_std ("mc68000"); \
|
54 |
|
|
builtin_define ("__uClinux__"); \
|
55 |
|
|
builtin_define_std ("linux"); \
|
56 |
|
|
builtin_define_std ("unix"); \
|
57 |
|
|
builtin_define ("__gnu_linux__"); \
|
58 |
|
|
builtin_assert ("system=linux"); \
|
59 |
|
|
builtin_assert ("system=unix"); \
|
60 |
|
|
builtin_assert ("system=posix"); \
|
61 |
|
|
if (TARGET_ID_SHARED_LIBRARY) \
|
62 |
|
|
builtin_define ("__ID_SHARED_LIBRARY__"); \
|
63 |
|
|
} \
|
64 |
|
|
while (0)
|
65 |
|
|
|