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r155890 - in /trunk/gcc: ChangeLog sel-sched-ir...
- From: amonakov at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Thu, 14 Jan 2010 10:28:48 -0000
- Subject: r155890 - in /trunk/gcc: ChangeLog sel-sched-ir...
Author: amonakov
Date: Thu Jan 14 10:28:47 2010
New Revision: 155890
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=155890
Log:
2010-01-14 Andrey Belevantsev <abel@ispras.ru>
Alexander Monakov <amonakov@ispras.ru>
PR middle-end/42245
* sel-sched-ir.c (sel_recompute_toporder): New. Use it...
(maybe_tidy_empty_bb): ... here. Make static. Add new
argument. Update all callers.
(tidy_control_flow): ... and here. Recompute topological order
of basic blocks in region if necessary.
(sel_redirect_edge_and_branch): Change return type. Return true
if topological order might have been invalidated.
(purge_empty_blocks): Export and move from...
* sel-sched.c (purge_empty_blocks): ... here.
* sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
(maybe_tidy_empty_bb): Delete prototype.
(purge_empty_blocks): Declare.
* gcc.dg/pr42245.c: New.
* gcc.dg/pr42245-2.c: New.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/sel-sched-ir.c
trunk/gcc/sel-sched-ir.h
trunk/gcc/sel-sched.c
trunk/gcc/testsuite/ChangeLog