Re: Create common hooks structure shared between driver and cc1

[Ian Lance Taylor <iant@google.com>]

On Wed, May 25, 2011 at 12:21 PM, Joseph S. Myers
<joseph@codesourcery.com> wrote:
> Here is a revised version of my patch
> <http://gcc.gnu.org/ml/gcc-patches/2011-05/msg01779.html> to create
> the common hooks structure.  Tested in the same way as the original
> patch.  OK to commit?
>
> 2011-05-25  Joseph Myers  <joseph@codesourcery.com>
>
>        * 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.

This is OK.

Thanks.

Ian