| /* Definitions of target machine for GNU compiler, |
| for Alpha Linux-based GNU systems. |
| Copyright (C) 1996, 1997, 1998, 2002, 2003, 2004 |
| 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, 59 Temple Place - Suite 330, |
| Boston, MA 02111-1307, USA. */ |
| |
| #undef TARGET_DEFAULT |
| #define TARGET_DEFAULT (MASK_FP | 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"); \ |
| if (flag_pic) \ |
| { \ |
| builtin_define ("__PIC__"); \ |
| builtin_define ("__pic__"); \ |
| } \ |
| } 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 the entire c99 runtime is present in the |
| runtime library. */ |
| #define TARGET_C99_FUNCTIONS 1 |
| |
| #define TARGET_HAS_F_SETLKW |
| |
| #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" |