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/* Definitions of target machine for GNU compiler,
for Alpha NetBSD systems.
Copyright (C) 1998-2022 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 3, 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 COPYING3. If not see
<http://www.gnu.org/licenses/>. */
#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_SPEC appropriate for NetBSD/alpha. We use
this to pull in CPP specs that all NetBSD configurations need. */
#undef CPP_SPEC
#define CPP_SPEC NETBSD_CPP_SPEC
#undef EXTRA_SPECS
#define 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 \
"%{Ofast|ffast-math|funsafe-math-optimizations:crtfm%O%s} \
%(netbsd_endfile_spec)"
#define HAVE_ENABLE_EXECUTE_STACK
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