| /* Definitions of target machine for GNU compiler, |
| for Alpha NetBSD systems. |
| Copyright (C) 1998, 2002, 2003, 2004 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 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 { \ |
| NETBSD_OS_CPP_BUILTINS_ELF(); \ |
| } while (0) |
| |
| |
| /* NetBSD doesn't use the LANGUAGE* built-ins. */ |
| #undef SUBTARGET_LANGUAGE_CPP_BUILTINS |
| #define SUBTARGET_LANGUAGE_CPP_BUILTINS() /* nothing */ |
| |
| |
| /* Show that we need a GP when profiling. */ |
| #undef TARGET_PROFILING_NEEDS_GP |
| #define TARGET_PROFILING_NEEDS_GP 1 |
| |
| |
| /* Provide a CPP_SUBTARGET_SPEC appropriate for NetBSD/alpha. We use |
| this to pull in CPP specs that all NetBSD configurations need. */ |
| |
| #undef CPP_SUBTARGET_SPEC |
| #define CPP_SUBTARGET_SPEC NETBSD_CPP_SPEC |
| |
| #undef SUBTARGET_EXTRA_SPECS |
| #define SUBTARGET_EXTRA_SPECS \ |
| { "netbsd_link_spec", NETBSD_LINK_SPEC_ELF }, \ |
| { "netbsd_entry_point", NETBSD_ENTRY_POINT }, \ |
| { "netbsd_endfile_spec", NETBSD_ENDFILE_SPEC }, |
| |
| |
| /* Provide a LINK_SPEC appropriate for a NetBSD/alpha ELF target. */ |
| |
| #undef LINK_SPEC |
| #define LINK_SPEC \ |
| "%{G*} %{relax:-relax} \ |
| %{O*:-O3} %{!O*:-O1} \ |
| %(netbsd_link_spec)" |
| |
| #define NETBSD_ENTRY_POINT "__start" |
| |
| |
| /* Provide an ENDFILE_SPEC appropriate for NetBSD/alpha ELF. Here we |
| add crtend.o, which provides part of the support for getting |
| C++ file-scope static objects deconstructed after exiting "main". |
| |
| We also need to handle the GCC option `-ffast-math'. */ |
| |
| #undef ENDFILE_SPEC |
| #define ENDFILE_SPEC \ |
| "%{ffast-math|funsafe-math-optimizations:crtfm%O%s} \ |
| %(netbsd_endfile_spec)" |
| |
| |
| /* Attempt to enable execute permissions on the stack. */ |
| |
| #define ENABLE_EXECUTE_STACK NETBSD_ENABLE_EXECUTE_STACK |
| |
| |
| #undef TARGET_VERSION |
| #define TARGET_VERSION fprintf (stderr, " (NetBSD/alpha ELF)"); |