projects / thirdparty / gcc.git / blame
| Commit | Line | Data |
|---|---|---|
| 4529dbf1 RS |
1 | /* 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 | ||
| 2f83c7d6 | 5 | Copyright (C) 2003, 2007 Free Software Foundation, Inc. |
| 4529dbf1 RS |
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 | |
| 2f83c7d6 | 11 | the Free Software Foundation; either version 3, or (at your option) |
| 4529dbf1 RS |
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 | |
| 2f83c7d6 NC |
20 | along with GCC; see the file COPYING3. If not see |
| 21 | <http://www.gnu.org/licenses/>. */ | |
| 4529dbf1 RS |
22 | |
| 23 | ||
| 5189ab94 JB |
24 | /* The old uClinux ABI used 80-byte "long double"s for ColdFire too. */ |
| 25 | #undef LONG_DOUBLE_TYPE_SIZE | |
| 26 | #define LONG_DOUBLE_TYPE_SIZE 80 | |
| 27 | #undef LIBGCC2_LONG_DOUBLE_TYPE_SIZE | |
| 28 | #define LIBGCC2_LONG_DOUBLE_TYPE_SIZE 80 | |
| 29 | ||
| 4529dbf1 RS |
30 | /* Undo the definition of STARTFILE_SPEC from m68kelf.h so we'll |
| 31 | pick the default from gcc.c (just link crt0.o from multilib dir). */ | |
| 32 | #undef STARTFILE_SPEC | |
| 33 | ||
| 34 | /* Override the default LIB_SPEC from gcc.c. We don't currently support | |
| 35 | profiling, or libg.a. */ | |
| 36 | #undef LIB_SPEC | |
| 37 | #define LIB_SPEC "\ | |
| 38 | %{mid-shared-library:-R libc.gdb%s -elf2flt -shared-lib-id 0} -lc \ | |
| 39 | " | |
| 40 | ||
| 41 | /* we don't want a .eh_frame section. */ | |
| 42 | #define EH_FRAME_IN_DATA_SECTION | |
| 43 | ||
| 44 | /* ??? Quick hack to get constructors working. Make this look more like a | |
| 45 | COFF target, so the existing dejagnu/libgloss support works. A better | |
| 46 | solution would be to make the necessary dejagnu and libgloss changes so | |
| 47 | that we can use normal the ELF constructor mechanism. */ | |
| 48 | #undef INIT_SECTION_ASM_OP | |
| 49 | #undef FINI_SECTION_ASM_OP | |
| 50 | #undef ENDFILE_SPEC | |
| 51 | #define ENDFILE_SPEC "" | |
| 52 | ||
| 53 | /* Bring in standard linux defines */ | |
| 54 | #undef TARGET_OS_CPP_BUILTINS | |
| 55 | #define TARGET_OS_CPP_BUILTINS() \ | |
| 56 | do \ | |
| 57 | { \ | |
| 58 | builtin_define_std ("mc68000"); \ | |
| 59 | builtin_define ("__uClinux__"); \ | |
| 60 | builtin_define_std ("linux"); \ | |
| 61 | builtin_define_std ("unix"); \ | |
| 62 | builtin_define ("__gnu_linux__"); \ | |
| 63 | builtin_assert ("system=linux"); \ | |
| 64 | builtin_assert ("system=unix"); \ | |
| 65 | builtin_assert ("system=posix"); \ | |
| 66 | if (TARGET_ID_SHARED_LIBRARY) \ | |
| 67 | builtin_define ("__ID_SHARED_LIBRARY__"); \ | |
| 68 | } \ | |
| 69 | while (0) | |
| 70 |