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Re: [patch] Disable tree-ssa DSE for now
On Tue, 2005-01-18 at 22:09 -0500, Daniel Berlin wrote:
> The algorithm DSE is using could probably be replaced with a modified
> version of GVN-PRE (we need a kill set, but we need this for load PRE
> anyway), on the reverse flowgraph.
Yes. DSE is basically traditional redundancy elimination run on the
reverse flowgraph. The stuff we do now is relatively weak compared
to what could be down with GVN.