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Re: povray: a benchmark with mainline, tree-ssa, and icc


Daniel Berlin wrote:
SRL>                compile  benchmark
SRL>                 time      time
SRL>               --------  ---------
SRL> gcc mainline    1:43      7:59
SRL> gcc tree-ssa    2:40      7:24

I should also note that the benchmark time is ~6% *faster*.
6% is not insignificant.

I pointed this out in my original post: In general, tree-ssa produces code that is 5% faster than does mainline. And I certainly consider that to be a valid benefit of tree-ssa.



-- Scott Robert Ladd Coyote Gulch Productions (http://www.coyotegulch.com) Software Invention for High-Performance Computing



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