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/* Definitions of target machine for GCC. m68k/ColdFire based uClinux system
using ELF objects with special linker post-processing to produce FLAT
executables.
Copyright (C) 2003, 2007 Free Software Foundation, Inc.
This file is part of GCC.
GCC is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.
GCC is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING3. If not see
<http://www.gnu.org/licenses/>. */
/* The old uClinux ABI used 80-byte "long double"s for ColdFire too. */
#undef LONG_DOUBLE_TYPE_SIZE
#define LONG_DOUBLE_TYPE_SIZE 80
#undef LIBGCC2_LONG_DOUBLE_TYPE_SIZE
#define LIBGCC2_LONG_DOUBLE_TYPE_SIZE 80
/* Undo the definition of STARTFILE_SPEC from m68kelf.h so we'll
pick the default from gcc.c (just link crt0.o from multilib dir). */
#undef STARTFILE_SPEC
/* Override the default LIB_SPEC from gcc.c. We don't currently support
profiling, or libg.a. */
#undef LIB_SPEC
#define LIB_SPEC "\
%{mid-shared-library:-R libc.gdb%s -elf2flt -shared-lib-id 0} -lc \
"
/* we don't want a .eh_frame section. */
#define EH_FRAME_IN_DATA_SECTION
/* ??? Quick hack to get constructors working. Make this look more like a
COFF target, so the existing dejagnu/libgloss support works. A better
solution would be to make the necessary dejagnu and libgloss changes so
that we can use normal the ELF constructor mechanism. */
#undef INIT_SECTION_ASM_OP
#undef FINI_SECTION_ASM_OP
#undef ENDFILE_SPEC
#define ENDFILE_SPEC ""
/* Bring in standard linux defines */
#undef TARGET_OS_CPP_BUILTINS
#define TARGET_OS_CPP_BUILTINS() \
do \
{ \
builtin_define_std ("mc68000"); \
builtin_define ("__uClinux__"); \
builtin_define_std ("linux"); \
builtin_define_std ("unix"); \
builtin_define ("__gnu_linux__"); \
builtin_assert ("system=linux"); \
builtin_assert ("system=unix"); \
builtin_assert ("system=posix"); \
if (TARGET_ID_SHARED_LIBRARY) \
builtin_define ("__ID_SHARED_LIBRARY__"); \
} \
while (0)
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