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jeremybenn |
/* Definitions of target machine for GNU compiler,
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for Alpha NetBSD systems.
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Copyright (C) 1998, 2002, 2003, 2004, 2005, 2007, 2011
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Free Software Foundation, Inc.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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GCC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3. If not see
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<http://www.gnu.org/licenses/>. */
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#undef TARGET_DEFAULT
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#define TARGET_DEFAULT (MASK_FPREGS | MASK_GAS)
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#define TARGET_OS_CPP_BUILTINS() \
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do { \
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NETBSD_OS_CPP_BUILTINS_ELF(); \
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} while (0)
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/* NetBSD doesn't use the LANGUAGE* built-ins. */
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#undef SUBTARGET_LANGUAGE_CPP_BUILTINS
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#define SUBTARGET_LANGUAGE_CPP_BUILTINS() /* nothing */
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/* Show that we need a GP when profiling. */
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#undef TARGET_PROFILING_NEEDS_GP
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#define TARGET_PROFILING_NEEDS_GP 1
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/* Provide a CPP_SPEC appropriate for NetBSD/alpha. We use
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this to pull in CPP specs that all NetBSD configurations need. */
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#undef CPP_SPEC
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#define CPP_SPEC NETBSD_CPP_SPEC
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#undef EXTRA_SPECS
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#define EXTRA_SPECS \
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{ "netbsd_link_spec", NETBSD_LINK_SPEC_ELF }, \
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{ "netbsd_entry_point", NETBSD_ENTRY_POINT }, \
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{ "netbsd_endfile_spec", NETBSD_ENDFILE_SPEC },
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/* Provide a LINK_SPEC appropriate for a NetBSD/alpha ELF target. */
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#undef LINK_SPEC
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#define LINK_SPEC \
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"%{G*} %{relax:-relax} \
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%{O*:-O3} %{!O*:-O1} \
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%(netbsd_link_spec)"
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#define NETBSD_ENTRY_POINT "__start"
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/* Provide an ENDFILE_SPEC appropriate for NetBSD/alpha ELF. Here we
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add crtend.o, which provides part of the support for getting
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C++ file-scope static objects deconstructed after exiting "main".
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We also need to handle the GCC option `-ffast-math'. */
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#undef ENDFILE_SPEC
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#define ENDFILE_SPEC \
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"%{Ofast|ffast-math|funsafe-math-optimizations:crtfm%O%s} \
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%(netbsd_endfile_spec)"
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#define HAVE_ENABLE_EXECUTE_STACK
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