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[Bug tree-optimization/46009] ?: vectorized, very similar if is not
- From: "jakub at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 3 Nov 2010 15:19:09 +0000
- Subject: [Bug tree-optimization/46009] ?: vectorized, very similar if is not
- Auto-submitted: auto-generated
- References: <bug-46009-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46009
--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> 2010-11-03 15:18:55 UTC ---
Author: jakub
Date: Wed Nov 3 15:18:50 2010
New Revision: 166251
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=166251
Log:
PR tree-optimization/46009
* tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Call
cond_if_else_store_replacement if bb1 and bb2 have the same
single successor.
(cond_store_replacement): Use gimple_assign_single_p, don't
check if rhs is SSA_NAME or invariant. Call release_defs for
assign.
(cond_if_else_store_replacement): New function.
* gcc.dg/vect/pr46009.c: New function.
Added:
trunk/gcc/testsuite/gcc.dg/vect/pr46009.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-ssa-phiopt.c