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r164663 - in /trunk/gcc: ChangeLog cfgcleanup.c
- From: hp at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Mon, 27 Sep 2010 19:55:29 -0000
- Subject: r164663 - in /trunk/gcc: ChangeLog cfgcleanup.c
Author: hp
Date: Mon Sep 27 19:55:29 2010
New Revision: 164663
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=164663
Log:
PR rtl-optimization/45792
* cfgcleanup.c (try_head_merge_bb): New rtx vector nextptr.
If not all insns are to be merged, for each edge, stash the
next candidate after the to-be-merged insns before doing the
merge, and use them for the retry at the new insertion point.
Handle CC0 targets when retrying.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/cfgcleanup.c