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r168747 - in /trunk/gcc: ChangeLog doc/invoke.t...
- From: law at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Thu, 13 Jan 2011 13:41:04 -0000
- Subject: r168747 - in /trunk/gcc: ChangeLog doc/invoke.t...
Author: law
Date: Thu Jan 13 13:41:03 2011
New Revision: 168747
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=168747
Log:
* PR rtl-optimization/39077
* doc/invoke.texi (max-gcse-insertion-ratio): Document.
* params.h (MAX_GCSE_INSERTION_RATIO): Define.
* params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
* lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
* gcse.c (prune_insertions_deletions): New function.
(compute_pre_data): Use it.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/doc/invoke.texi
trunk/gcc/gcse.c
trunk/gcc/lcm.c
trunk/gcc/params.def
trunk/gcc/params.h