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/* Definitions of target machine for GNU compiler,
for x86-64/ELF NetBSD systems.
Copyright (C) 2002 Free Software Foundation, Inc.
Contributed by Wasabi Systems, Inc.
This file is part of GNU CC.
GNU CC 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.
GNU CC 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 GNU CC; see the file COPYING. If not, write to
the Free Software Foundation, 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#define TARGET_OS_CPP_BUILTINS() \
do \
{ \
NETBSD_OS_CPP_BUILTINS_ELF(); \
if (TARGET_64BIT) \
NETBSD_OS_CPP_BUILTINS_LP64(); \
} \
while (0)
/* Extra specs needed for NetBSD/x86-64 ELF. */
#undef SUBTARGET_EXTRA_SPECS
#define SUBTARGET_EXTRA_SPECS \
{ "netbsd_cpp_spec", NETBSD_CPP_SPEC }, \
{ "netbsd_link_spec", NETBSD_LINK_SPEC_ELF }, \
{ "netbsd_entry_point", NETBSD_ENTRY_POINT },
/* Provide a LINK_SPEC appropriate for a NetBSD/x86-64 ELF target. */
#undef LINK_SPEC
#define LINK_SPEC \
"%{m32:-m elf_i386} \
%{m64:-m elf_x86_64} \
%(netbsd_link_spec)"
#define NETBSD_ENTRY_POINT "_start"
/* Provide a CPP_SPEC appropriate for NetBSD. */
#undef CPP_SPEC
#define CPP_SPEC "%(netbsd_cpp_spec)"
/* Output assembler code to FILE to call the profiler. */
#undef FUNCTION_PROFILER
#define FUNCTION_PROFILER(FILE, LABELNO) \
{ \
if (TARGET_64BIT && flag_pic) \
fprintf (FILE, "\tcall *__mcount@PLT\n"); \
else if (flag_pic) \
fprintf (FILE, "\tcall *__mcount@PLT\n"); \
else \
fprintf (FILE, "\tcall __mcount\n"); \
}
/* Attempt to enable execute permissions on the stack. */
#define TRANSFER_FROM_TRAMPOLINE NETBSD_ENABLE_EXECUTE_STACK
#define TARGET_VERSION fprintf (stderr, " (NetBSD/x86_64 ELF)");
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