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2011-09-06 Richard Guenther <rguenther@suse.de>
authorrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Tue, 6 Sep 2011 14:36:00 +0000 (14:36 +0000)
committerrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Tue, 6 Sep 2011 14:36:00 +0000 (14:36 +0000)
commit77d62cb7843c57618c1a8ba320d6fb96479c798d
tree52fa46d8c273e0f8d35783d45f0ace038f3ee670tree | snapshot
parentb57be3aa294a4ee4ad1a3787a6e337bd4a181bbdcommit | diff
2011-09-06  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/48149
* tree-ssa-sccvn.c (vn_get_expr_for): Simplify.  Fix tuplification bug.
(vn_valueize): Move earlier.
(valueize_expr): Use vn_valueize.
(simplify_binary_expression): Simplify, also combine COMPLEX_EXPR
operands.
(simplify_unary_expression): Simplify.

* gcc.dg/tree-ssa/ssa-fre-32.c: New testcase.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@178597 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog diff | blob | history
gcc/testsuite/ChangeLog diff | blob | history
gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-32.c [new file with mode: 0644] blob
gcc/tree-ssa-sccvn.c diff | blob | history
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