[Bug rtl-optimization/10474] shrink wrapping for functions

[jamborm at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=10474

--- Comment #14 from Martin Jambor <jamborm at gcc dot gnu.org> ---
Author: jamborm
Date: Thu Oct 31 13:39:26 2013
New Revision: 204254

URL: http://gcc.gnu.org/viewcvs?rev=204254&root=gcc&view=rev
Log:
2013-10-31  Martin Jambor  <mjam...@suse.cz>

    PR rtl-optimization/58934
    Revert:
    2013-10-30  Martin Jambor  <mjam...@suse.cz>
    PR rtl-optimization/10474
    * ira.c (find_moveable_pseudos): Do not calculate dominance info
    nor df analysis.
    (interesting_dest_for_shprep): New function.
    (split_live_ranges_for_shrink_wrap): Likewise.
    (ira): Calculate dominance info and df analysis. Call
    split_live_ranges_for_shrink_wrap.

testsuite/
    * gcc.dg/pr10474.c: New testcase.
    * gcc.dg/ira-shrinkwrap-prep-1.c: Likewise.
    * gcc.dg/ira-shrinkwrap-prep-2.c: Likewise.


Removed:
    trunk/gcc/testsuite/gcc.dg/ira-shrinkwrap-prep-1.c
    trunk/gcc/testsuite/gcc.dg/ira-shrinkwrap-prep-2.c
    trunk/gcc/testsuite/gcc.dg/pr10474.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/ira.c
    trunk/gcc/testsuite/ChangeLog