| 1 |
38 |
julius |
/* Definitions of target machine for GNU compiler,
|
| 2 |
|
|
for Alpha Linux-based GNU systems.
|
| 3 |
|
|
Copyright (C) 1996, 1997, 1998, 2002, 2003, 2004, 2005, 2006, 2007
|
| 4 |
|
|
Free Software Foundation, Inc.
|
| 5 |
|
|
Contributed by Richard Henderson.
|
| 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 3, 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 COPYING3. If not see
|
| 21 |
|
|
<http://www.gnu.org/licenses/>. */
|
| 22 |
|
|
|
| 23 |
|
|
#undef TARGET_DEFAULT
|
| 24 |
|
|
#define TARGET_DEFAULT (MASK_FPREGS | MASK_GAS)
|
| 25 |
|
|
|
| 26 |
|
|
#define TARGET_OS_CPP_BUILTINS() \
|
| 27 |
|
|
do { \
|
| 28 |
|
|
builtin_define ("__gnu_linux__"); \
|
| 29 |
|
|
builtin_define ("_LONGLONG"); \
|
| 30 |
|
|
builtin_define_std ("linux"); \
|
| 31 |
|
|
builtin_define_std ("unix"); \
|
| 32 |
|
|
builtin_assert ("system=linux"); \
|
| 33 |
|
|
builtin_assert ("system=unix"); \
|
| 34 |
|
|
builtin_assert ("system=posix"); \
|
| 35 |
|
|
/* The GNU C++ standard library requires this. */ \
|
| 36 |
|
|
if (c_dialect_cxx ()) \
|
| 37 |
|
|
builtin_define ("_GNU_SOURCE"); \
|
| 38 |
|
|
} while (0)
|
| 39 |
|
|
|
| 40 |
|
|
#undef LIB_SPEC
|
| 41 |
|
|
#define LIB_SPEC \
|
| 42 |
|
|
"%{pthread:-lpthread} \
|
| 43 |
|
|
%{shared:-lc} \
|
| 44 |
|
|
%{!shared: %{profile:-lc_p}%{!profile:-lc}}"
|
| 45 |
|
|
|
| 46 |
|
|
#undef CPP_SPEC
|
| 47 |
|
|
#define CPP_SPEC "%{posix:-D_POSIX_SOURCE} %{pthread:-D_REENTRANT}"
|
| 48 |
|
|
|
| 49 |
|
|
/* Show that we need a GP when profiling. */
|
| 50 |
|
|
#undef TARGET_PROFILING_NEEDS_GP
|
| 51 |
|
|
#define TARGET_PROFILING_NEEDS_GP 1
|
| 52 |
|
|
|
| 53 |
|
|
/* Don't care about faults in the prologue. */
|
| 54 |
|
|
#undef TARGET_CAN_FAULT_IN_PROLOGUE
|
| 55 |
|
|
#define TARGET_CAN_FAULT_IN_PROLOGUE 1
|
| 56 |
|
|
|
| 57 |
|
|
/* OS fixes up EV5 data fault on prefetch. */
|
| 58 |
|
|
#undef TARGET_FIXUP_EV5_PREFETCH
|
| 59 |
|
|
#define TARGET_FIXUP_EV5_PREFETCH 1
|
| 60 |
|
|
|
| 61 |
|
|
#undef WCHAR_TYPE
|
| 62 |
|
|
#define WCHAR_TYPE "int"
|
| 63 |
|
|
|
| 64 |
|
|
/* Define this so that all GNU/Linux targets handle the same pragmas. */
|
| 65 |
|
|
#define HANDLE_PRAGMA_PACK_PUSH_POP
|
| 66 |
|
|
|
| 67 |
|
|
/* Determine whether the entire c99 runtime is present in the
|
| 68 |
|
|
runtime library. */
|
| 69 |
|
|
#define TARGET_C99_FUNCTIONS (OPTION_GLIBC)
|
| 70 |
|
|
|
| 71 |
|
|
#define TARGET_POSIX_IO
|
| 72 |
|
|
|
| 73 |
|
|
#define LINK_GCC_C_SEQUENCE_SPEC \
|
| 74 |
|
|
"%{static:--start-group} %G %L %{static:--end-group}%{!static:%G}"
|
| 75 |
|
|
|
| 76 |
|
|
/* Use --as-needed -lgcc_s for eh support. */
|
| 77 |
|
|
#ifdef HAVE_LD_AS_NEEDED
|
| 78 |
|
|
#define USE_LD_AS_NEEDED 1
|
| 79 |
|
|
#endif
|
| 80 |
|
|
|
| 81 |
|
|
#define MD_UNWIND_SUPPORT "config/alpha/linux-unwind.h"
|
| 82 |
|
|
|
| 83 |
|
|
/* Define if long doubles should be mangled as 'g'. */
|
| 84 |
|
|
#define TARGET_ALTERNATE_LONG_DOUBLE_MANGLING
|
