Commits
Pete Cooper committed d6877f60a41
Add enum_is_tag instruction. This returns an i1 given an enum and enum element, and allows us to check the tag without the control flow required by switch_enum Note, the following -O3 performance numbers are with r20242 reverted. benchmark , baserun0 , optrun0 , delta, speedup 2Sum , 1613.00 , 1656.00 , 43.00 , -2.6% Ackermann , 4560.00 , 4473.00 , 87.00 , 1.9% DeltaBlue , 22122.00 , 22181.00 , 59.00 , -0.3% Dictionary , 927.00 , 898.00 , 29.00 , 3.2% EditDistance , 1573.00 , 1564.00 , 9.00 , 0.6% ForLoops , 2122.00 , 2142.00 , 20.00 , -0.9% Forest , 1131.00 , 1130.00 , 1.00 , 0.1% GlobalClass , 2926.00 , 2712.00 , 214.00 , 7.9% Hash , 1970.00 , 1280.00 , 690.00 , 53.9% Histogram , 1860.00 , 1606.00 , 254.00 , 15.8% Life , 1669.00 , 1750.00 , 81.00 , -4.6% LinkedList , 1555.00 , 1558.00 , 3.00 , -0.2% Memset , 328.00 , 333.00 , 5.00 , -1.5% NBody , 114.00 , 46.00 , 68.00 , 147.8% Phonebook , 1434.00 , 1379.00 , 55.00 , 4.0% Prims , 1833.00 , 1669.00 , 164.00 , 9.8% QuickSort , 107.00 , 106.00 , 1.00 , 0.9% R17315246 , 1103.00 , 817.00 , 286.00 , 35.0% RC4 , 884.00 , 57.00 , 827.00 , 1450.9% Rectangles , 1624.00 , 1624.00 , 0.00 , 0.0% SmallPT , 1067.00 , 1012.00 , 55.00 , 5.4% StringBuilder , 942.00 , 921.00 , 21.00 , 2.3% StringWalk , 1253.00 , 1260.00 , 7.00 , -0.6% Totals , 55770.00 , 52317.00 , 3453.00 , 6.6% Swift SVN r20361