On Fri, 2013-06-07 at 16:14 +0100, James Greenhalgh wrote:

> Beyond that, the path search code is modified from Steve's patch
> to only perform one depth first search, and the path copy code
> is modified to purge the region entry and exit edges for those
> which traditional jump-threading may consider.
> 
> Opinions?
> 
> Thanks,
> James Greenhalgh

Hi James,

I tried out your patch and I am not getting the speed up in
coremark that I got with my patch.  I wonder if restricting it
to one depth first search is the reason.  With my patch I was
able to completely get rid of the switch statement, but with
this patch it still exists.  Maybe we need an option to do
multiple searches?

Steve Ellcey
sell...@mips.com


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