[Bug tree-optimization/15878] a & b & ~a & ~b not optimized at the tree level
pinskia at gcc dot gnu dot org
gcc-bugzilla@gcc.gnu.org
Tue Dec 13 04:19:00 GMT 2005
------- Comment #3 from pinskia at gcc dot gnu dot org 2005-12-13 04:18 -------
Fixed by:
2005-12-12 Jeff Law <law@redhat.com>
* tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
reassociation code.
* passes.c (init_optimization_passes): Run reassociation again
after loop optimizations.
2005-12-12 Daniel Berlin <dberlin@dberlin.org>
* tree-ssa-dom.c (thread_across_edge): Canonicalize condition
if necessary.
(optimize_stmt): Ditto.
(canonicalize_comparison): New function.
* tree-ssa-operands.c (swap_tree_operands): Make external.
(get_expr_operands): Stop auto-canonicalization.
* tree-ssa-reassoc.c: Rewrite.
(init_optimization_passes):
* tree-flow.h (swap_tree_operands): Prototype.
* Makefile.in (tree-ssa-reassoc.o): Update dependencies.
--
pinskia at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|ASSIGNED |RESOLVED
Resolution| |FIXED
Target Milestone|--- |4.2.0
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=15878
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