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2015 Sep 16
3
RFC: speedups with instruction side-data (ADCE, perhaps others?)
You mean the input test data? I was testing performance using our offline perf suite (which is a ton of out of tree code), so it’s not something I can share, but I imagine any similar test suite put through a typical compiler pipeline will exercise ADCE in similar ways. ADCE’s cost is pretty much the sum of (cost of managing the set) + (cost of eraseinstruction), which in our case turns out to be