common-target-def.h, [...]: New files.

	* common/common-target-def.h, common/common-target.def,
	common/common-target.h, common/config/default-common.c,
	common/config/pa/pa-common.c: New files.
	* Makefile.in (common_out_file, common_out_object_file,
	COMMON_TARGET_H, COMMON_TARGET_DEF_H): New.
	(OBJS-libcommon-target): Include $(common_out_object_file).
	(prefix.o): Update dependencies.
	($(common_out_object_file), common/common-target-hooks-def.h,
	s-common-target-hooks-def-h): New.
	(s-tm-texi): Also check timestamp on common-target.def.
	(build/genhooks.o): Update dependencies.
	* config.gcc (common_out_file, target_has_targetm_common): Define.
	* config/pa/som.h (ALWAYS_STRIP_DOTDOT): Replace with
	TARGET_ALWAYS_STRIP_DOTDOT.
	* configure.ac (common_out_object_file): Define.
	(common_out_file, common_out_object_file): Substitute.
	(common): Create directory.
	* configure: Regenerate.
	* doc/tm.texi.in (targetm_common): Document.
	(TARGET_ALWAYS_STRIP_DOTDOT): Add @hook entry.
	* doc/tm.texi: Regenerate.
	* genhooks.c (hook_array): Also include common/common-target.def.
	* prefix.c (tm.h): Don't include.
	(common/common-target.h): Include.
	(ALWAYS_STRIP_DOTDOT): Don't define.
	(update_path): Use targetm_common.always_strip_dotdot instead of
	ALWAYS_STRIP_DOTDOT.
	* system.h (ALWAYS_STRIP_DOTDOT): Poison.

From-SVN: r175052

2 files changed, 62 insertions, 0 deletions

diff --git a/gcc/common/config/default-common.c b/gcc/common/config/default-common.c
new file mode 100644
index 0000000..8ea2354
--- /dev/null
+++ b/gcc/common/config/default-common.c
@@ -0,0 +1,34 @@
+/* Default common target hooks initializer.
+   Copyright (C) 2011
+   Free Software Foundation, Inc.
+
+This file is part of GCC.
+
+GCC 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 3, or (at your option) any later
+version.
+
+GCC 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 GCC; see the file COPYING3.  If not see
+<http://www.gnu.org/licenses/>.  */
+
+#include "config.h"
+#include "system.h"
+#include "coretypes.h"
+#include "common/common-target.h"
+#include "common/common-target-def.h"
+
+/* Do not include tm.h or tm_p.h here; if it is useful for a target to
+   define some macros for the initializer in a header without defining
+   targetm_common itself (for example, because of interactions with
+   some hooks depending on the target OS and others on the target
+   architecture), create a separate tm_common.h for only the relevant
+   definitions.  */
+
+struct gcc_targetm_common targetm_common = TARGETM_COMMON_INITIALIZER;
diff --git a/gcc/common/config/pa/pa-common.c b/gcc/common/config/pa/pa-common.c
new file mode 100644
index 0000000..a14e9b1
--- /dev/null
+++ b/gcc/common/config/pa/pa-common.c
@@ -0,0 +1,28 @@
+/* HPPA common hooks.
+   Copyright (C) 2011
+   Free Software Foundation, Inc.
+
+This file is part of GCC.
+
+GCC 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 3, or (at your option)
+any later version.
+
+GCC 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 GCC; see the file COPYING3.  If not see
+<http://www.gnu.org/licenses/>.  */
+
+#include "config.h"
+#include "system.h"
+#include "coretypes.h"
+#include "common/common-target.h"
+#include "common/common-target-def.h"
+#include "tm.h"
+
+struct gcc_targetm_common targetm_common = TARGETM_COMMON_INITIALIZER;