85 lines
2.6 KiB
C
85 lines
2.6 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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/* Provide a LINK_SPEC appropriate for a NetBSD/x86-64 ELF target.
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This is a copy of LINK_SPEC from <netbsd-elf.h> tweaked for
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the x86-64 target. */
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#undef LINK_SPEC
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#define LINK_SPEC \
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"%{!m32:-m elf_x86_64} \
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%{m32:-m elf_i386} \
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%{assert*} %{R*} \
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%{shared:-shared} \
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%{!shared: \
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-dc -dp \
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%{!nostdlib: \
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%{!r*: \
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%{!e*:-e _start}}} \
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%{!static: \
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%{rdynamic:-export-dynamic} \
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%{!dynamic-linker:-dynamic-linker /usr/libexec/ld.elf_so}} \
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%{static:-static}}"
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/* Names to predefine in the preprocessor for this target machine. */
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#define CPP_PREDEFINES \
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"-D__NetBSD__ -D__ELF__ -Asystem=unix -Asystem=NetBSD"
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/* Provide some extra CPP specs needed by NetBSD/x86_64. */
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#define CPP_LP64_SPEC "%{!m32:-D_LP64}"
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#define CPP_SUBTARGET_SPEC "%(cpp_lp64)"
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#undef SUBTARGET_EXTRA_SPECS
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#define SUBTARGET_EXTRA_SPECS \
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{ "cpp_lp64", CPP_LP64_SPEC }, \
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{ "cpp_subtarget", CPP_SUBTARGET_SPEC },
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/* Provide a CPP_SPEC appropriate for NetBSD. Currently we deal with
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our subtarget specs and the GCC option `-posix'. */
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#undef CPP_SPEC
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#define CPP_SPEC "%(cpp_cpu) %(cpp_subtarget) %{posix:-D_POSIX_SOURCE}"
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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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#undef TARGET_VERSION
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#define TARGET_VERSION fprintf (stderr, " (NetBSD/x86_64 ELF)");
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