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/* Definitions of target machine for GNU compiler,
for Alpha Linux-based GNU systems.
Copyright (C) 1996, 1997, 1998, 2002, 2003, 2004, 2005
Free Software Foundation, Inc.
Contributed by Richard Henderson.
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 2, 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 COPYING. If not, write to
the Free Software Foundation, 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA. */
#undef TARGET_DEFAULT
#define TARGET_DEFAULT (MASK_FPREGS | MASK_GAS)
#define TARGET_OS_CPP_BUILTINS() \
do { \
builtin_define ("__gnu_linux__"); \
builtin_define ("_LONGLONG"); \
builtin_define_std ("linux"); \
builtin_define_std ("unix"); \
builtin_assert ("system=linux"); \
builtin_assert ("system=unix"); \
builtin_assert ("system=posix"); \
/* The GNU C++ standard library requires this. */ \
if (c_dialect_cxx ()) \
builtin_define ("_GNU_SOURCE"); \
} while (0)
#undef LIB_SPEC
#define LIB_SPEC \
"%{pthread:-lpthread} \
%{shared:-lc} \
%{!shared: %{profile:-lc_p}%{!profile:-lc}}"
/* Show that we need a GP when profiling. */
#undef TARGET_PROFILING_NEEDS_GP
#define TARGET_PROFILING_NEEDS_GP 1
/* Don't care about faults in the prologue. */
#undef TARGET_CAN_FAULT_IN_PROLOGUE
#define TARGET_CAN_FAULT_IN_PROLOGUE 1
/* OS fixes up EV5 data fault on prefetch. */
#undef TARGET_FIXUP_EV5_PREFETCH
#define TARGET_FIXUP_EV5_PREFETCH 1
#undef WCHAR_TYPE
#define WCHAR_TYPE "int"
/* Define this so that all GNU/Linux targets handle the same pragmas. */
#define HANDLE_PRAGMA_PACK_PUSH_POP
/* Determine whether the entire c99 runtime is present in the
runtime library. */
#define TARGET_C99_FUNCTIONS 1
#define TARGET_POSIX_IO
#define LINK_GCC_C_SEQUENCE_SPEC \
"%{static:--start-group} %G %L %{static:--end-group}%{!static:%G}"
/* Use --as-needed -lgcc_s for eh support. */
#ifdef HAVE_LD_AS_NEEDED
#define USE_LD_AS_NEEDED 1
#endif
#define MD_UNWIND_SUPPORT "config/alpha/linux-unwind.h"
/* Define if long doubles should be mangled as 'g'. */
#define TARGET_ALTERNATE_LONG_DOUBLE_MANGLING
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