76 lines
2.2 KiB
C
76 lines
2.2 KiB
C
/* Definitions of target machine for GNU compiler,
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for x86-64/ELF NetBSD systems.
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Copyright (C) 2002 Free Software Foundation, Inc.
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Contributed by Wasabi Systems, Inc.
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This file is part of GNU CC.
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GNU CC 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 2, or (at your option)
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any later version.
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GNU CC 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 GNU CC; see the file COPYING. If not, write to
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the Free Software Foundation, 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#define TARGET_OS_CPP_BUILTINS() \
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do \
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{ \
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NETBSD_OS_CPP_BUILTINS_ELF(); \
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if (TARGET_64BIT) \
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NETBSD_OS_CPP_BUILTINS_LP64(); \
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} \
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while (0)
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/* Extra specs needed for NetBSD/x86-64 ELF. */
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#undef SUBTARGET_EXTRA_SPECS
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#define SUBTARGET_EXTRA_SPECS \
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{ "netbsd_cpp_spec", NETBSD_CPP_SPEC }, \
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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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/* Provide a LINK_SPEC appropriate for a NetBSD/x86-64 ELF target. */
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#undef LINK_SPEC
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#define LINK_SPEC \
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"%{m32:-m elf_i386} \
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%{m64:-m elf_x86_64} \
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%(netbsd_link_spec)"
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#define NETBSD_ENTRY_POINT "_start"
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/* Provide a CPP_SPEC appropriate for NetBSD. */
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#undef CPP_SPEC
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#define CPP_SPEC "%(netbsd_cpp_spec)"
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/* Output assembler code to FILE to call the profiler. */
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#undef FUNCTION_PROFILER
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#define FUNCTION_PROFILER(FILE, LABELNO) \
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{ \
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if (TARGET_64BIT && flag_pic) \
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fprintf (FILE, "\tcall *__mcount@PLT\n"); \
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else if (flag_pic) \
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fprintf (FILE, "\tcall *__mcount@PLT\n"); \
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else \
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fprintf (FILE, "\tcall __mcount\n"); \
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}
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/* Attempt to enable execute permissions on the stack. */
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#define TRANSFER_FROM_TRAMPOLINE NETBSD_ENABLE_EXECUTE_STACK
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#define TARGET_VERSION fprintf (stderr, " (NetBSD/x86_64 ELF)");
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