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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.2.2/] [gcc/] [config/] [netbsd-elf.h] - Blame information for rev 38

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1 38 julius
/* Common configuration file for NetBSD ELF targets.
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   Copyright (C) 2002, 2007 Free Software Foundation, Inc.
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   Contributed by Wasabi Systems, 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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/* TARGET_OS_CPP_BUILTINS() common to all NetBSD ELF targets.  */
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#define NETBSD_OS_CPP_BUILTINS_ELF()            \
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  do                                            \
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    {                                           \
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      NETBSD_OS_CPP_BUILTINS_COMMON();          \
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    }                                           \
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  while (0)
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/* This defines which switch letters take arguments.  On NetBSD, most
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   of the normal cases (defined by gcc.c) apply, and we also have -h*
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   and -z* options (for the linker) (coming from SVR4).  */
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#undef SWITCH_TAKES_ARG
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#define SWITCH_TAKES_ARG(CHAR)                  \
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  (DEFAULT_SWITCH_TAKES_ARG (CHAR)              \
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   || (CHAR) == 'h'                             \
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   || (CHAR) == 'z'                             \
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   || (CHAR) == 'R')
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/* Provide a STARTFILE_SPEC appropriate for NetBSD ELF.  Here we
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   provide support for the special GCC option -static.  On ELF
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   targets, we also add the crtbegin.o file, which provides part
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   of the support for getting C++ file-scope static objects
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   constructed before entering "main".  */
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#define NETBSD_STARTFILE_SPEC   \
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  "%{!shared:                   \
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     %{pg:gcrt0%O%s}            \
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     %{!pg:                     \
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       %{p:gcrt0%O%s}           \
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       %{!p:crt0%O%s}}}         \
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   %:if-exists(crti%O%s)        \
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   %{static:%:if-exists-else(crtbeginT%O%s crtbegin%O%s)} \
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   %{!static: \
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     %{!shared:crtbegin%O%s} %{shared:crtbeginS%O%s}}"
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#undef STARTFILE_SPEC
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#define STARTFILE_SPEC NETBSD_STARTFILE_SPEC
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/* Provide an ENDFILE_SPEC appropriate for NetBSD 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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#define NETBSD_ENDFILE_SPEC     \
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  "%{!shared:crtend%O%s} %{shared:crtendS%O%s} \
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   %:if-exists(crtn%O%s)"
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#undef ENDFILE_SPEC
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#define ENDFILE_SPEC NETBSD_ENDFILE_SPEC
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/* Provide a LINK_SPEC appropriate for NetBSD ELF.  Here we provide
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   support for the special GCC options -assert, -R, -rpath, -shared,
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   -nostdlib, -static, -rdynamic, and -dynamic-linker.
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   Target-specific code can use this in conjunction with any other
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   target-specific LINK_SPEC options.
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   Target-specific code must provide the %(netbsd_entry_point) spec.  */
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#define NETBSD_LINK_SPEC_ELF \
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  "%{assert*} %{R*} %{rpath*} \
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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 %(netbsd_entry_point)}}} \
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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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