netbsd.h (TARGET_HAS_F_SETLKW): define.

* config/netbsd.h (TARGET_HAS_F_SETLKW): define.
Split a.out-specific bits into...
* config/netbsd-aout.h: ...this.
* config/netbsd-elf.h: New file.
* config/alpha/netbsd-elf.h: Remove.
* config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
* config/i386/netbsd-elf.h (LIB_SPEC): Remove.
(STARTFILE_SPEC): Remove redundant definition.
(ENDFILE_SPEC): Likewise.
(LINK_SPEC): Likewise.
(CPP_SPEC): Likewise.
(ASM_SPEC): Likewise.
(LIB_SPEC): Likewise.
(SWITCH_TAKES_ARG): Likewise.
(TARGET_MEM_FUNCTIONS): Likewise.
(CPP_PREDEFINES): Redefine.
(ASM_FINAL_SPEC): Remove redefinition.
(ASM_COMMENT_START): Redefine.
(FUNCTION_PROFILER): Define.
(TARGET_VERSION): Redefine.
Comment and formatting cleanup.
* config/i386/netbsd.h: Include <netbsd-aout.h>.
* config/m68k/netbsd.h: Include <netbsd-aout.h>.
* config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
big- or little-endian.
* config/ns32k/netbsd.h: Include <netbsd-aout.h>.
* config.gcc (*-*-netbsd*): Add definitions common to all
NetBSD configs.
(alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
gnu_ld definitions.  Add netbsd-elf.h to and remove
alpha/netbsd-elf.h from tm_file.  Remove alpha/t-crtfm from
tmake_file, and don't lose previous tmake_file contents.
(arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
(i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
gnu_ld definitions.  Add netbsd-elf.h to tm_file.
(mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
(mipsel-*-netbsd*): Rename this to...
(mips*-*-netbsd*): ...this.  Add elfos.h to tm_file.  Add
mips/little.h to tm_file for mips*el-*.
(powerpc-*-netbsd*): Remove redundant xm_defines definition.
(sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
(vax-*-netbsd*): Add netbsd-aout.h to tm_file.

From-SVN: r49064

1 files changed, 76 insertions, 0 deletions

diff --git a/gcc/config/netbsd-elf.h b/gcc/config/netbsd-elf.h
new file mode 100644
index 00000000000..7dd9ff3d66d
--- /dev/null
+++ b/gcc/config/netbsd-elf.h
@@ -0,0 +1,76 @@
+/* Common configuration file for NetBSD ELF targets.
+   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.  */
+
+
+/* This defines which switch letters take arguments.  On NetBSD, most
+   of the normal cases (defined by gcc.c) apply, and we also have -h*
+   and -z* options (for the linker) (coming from SVR4).  */
+
+#undef SWITCH_TAKES_ARG
+#define SWITCH_TAKES_ARG(CHAR)			\
+  (DEFAULT_SWITCH_TAKES_ARG (CHAR)		\
+   || (CHAR) == 'h'				\
+   || (CHAR) == 'z'				\
+   || (CHAR) == 'R')
+
+
+/* Provide a STARTFILE_SPEC appropriate for NetBSD ELF.  Here we
+   provide support for the special GCC option -static.  On ELF
+   targets, we also add the crtbegin.o file, which provides part
+   of the support for getting C++ file-scope static objects
+   constructed before entering "main".  */
+
+#undef STARTFILE_SPEC
+#define STARTFILE_SPEC		\
+  "%{!shared:			\
+     %{pg:gcrt0%O%s}		\
+     %{!pg:			\
+       %{p:gcrt0%O%s}		\
+       %{!p:crt0%O%s}}}		\
+   %{!shared:crtbegin%O%s} %{shared:crtbeginS%O%s}"
+
+
+/* Provide an ENDFILE_SPEC appropriate for NetBSD ELF.  Here we
+   add crtend.o, which provides part of the support for getting
+   C++ file-scope static objects deconstructed after exiting "main".  */
+
+#undef ENDFILE_SPEC
+#define ENDFILE_SPEC		\
+  "%{!shared:crtend%O%s} %{shared:crtendS%O%s}"
+
+
+/* Provide a LINK_SPEC appropriate for NetBSD ELF.  Here we provide
+   support for the special GCC options -assert, -R, -rpath, -shared,
+   -nostdlib, -static, -rdynamic, and -dynamic-linker.  */
+
+#undef LINK_SPEC
+#define LINK_SPEC							\
+  "%{assert*} %{R*} %{rpath*}						\
+   %{shared:-shared}							\
+   %{!shared:								\
+     -dc -dp								\
+     %{!nostdlib:							\
+       %{!r*:								\
+	 %{!e*:-e __start}}}						\
+     %{!static:								\
+       %{rdynamic:-export-dynamic}					\
+       %{!dynamic-linker:-dynamic-linker /usr/libexec/ld.elf_so}}	\
+     %{static:-static}}"