Commits
Pete Cooper committed b68de9d4c02
Update strideof in stdlib to call new strideof_nonzero. This hides the call to max in the compiler and removes the control flow associated with max. The resulting -O3 performance is 2Sum , 1303.00 , 1286.00 , 17.00 , 1.3% Ackermann , 4077.00 , 4498.00 , 421.00 , -9.4% DeltaBlue , 19473.00 , 17265.00 , 2208.00 , 12.8% Dictionary , 882.00 , 817.00 , 65.00 , 8.0% EditDistance , 1467.00 , 1416.00 , 51.00 , 3.6% ForLoops , 1998.00 , 2014.00 , 16.00 , -0.8% Forest , 1125.00 , 1055.00 , 70.00 , 6.6% GlobalClass , 1633.00 , 1640.00 , 7.00 , -0.4% Hash , 1634.00 , 945.00 , 689.00 , 72.9% Histogram , 1196.00 , 1054.00 , 142.00 , 13.5% Life , 71.00 , 64.00 , 7.00 , 10.9% LinkedList , 1573.00 , 1573.00 , 0.00 , 0.0% Memset , 5987.00 , 273.00 , 5714.00 , 2093.0% NBody , 208.00 , 44.00 , 164.00 , 372.7% Phonebook , 2193.00 , 1486.00 , 707.00 , 47.6% PrimeNum , 1093.00 , 393.00 , 700.00 , 178.1% Prims , 1710.00 , 1712.00 , 2.00 , -0.1% QuickSort , 121.00 , 112.00 , 9.00 , 8.0% R17315246 , 1109.00 , 1273.00 , 164.00 , -12.9% RC4 , 745.00 , 63.00 , 682.00 , 1082.5% Rectangles , 947.00 , 1015.00 , 68.00 , -6.7% SmallPT , 1071.00 , 1088.00 , 17.00 , -1.6% StringBuilder , 928.00 , 799.00 , 129.00 , 16.1% StringWalk , 1221.00 , 1264.00 , 43.00 , -3.4% Totals , 54980.00 , 43284.00 , 11696.00 , 27.0% Walsh , 1215.00 , 135.00 , 1080.00 , 800.0% Swift SVN r20509