Implementation notes: amd64, khazaddum, crypto_hashblocks/sha256

Computer: khazaddum
Architecture: amd64
CPU ID: GenuineIntel-000306a9-bfebfbff
SUPERCOP version: 20120928
Operation: crypto_hashblocks
Primitive: sha256

Time	Implementation	Compiler	Benchmark date	SUPERCOP version
24472	`inplace`	`gcc -funroll-loops -march=barcelona -O2 -fomit-frame-pointer`	20121014	20120928
24476	`inplace`	`gcc -funroll-loops -march=k8 -O2 -fomit-frame-pointer`	20121014	20120928
24480	`inplace`	`gcc -funroll-loops -m64 -march=barcelona -O2 -fomit-frame-pointer`	20121014	20120928
24484	`inplace`	`gcc -funroll-loops -m64 -march=k8 -O2 -fomit-frame-pointer`	20121014	20120928
24492	`ref`	`gcc -m64 -march=core2 -O2 -fomit-frame-pointer`	20121014	20120928
24500	`ref`	`gcc -m64 -march=core2 -msse4.1 -O2 -fomit-frame-pointer`	20121014	20120928
24508	`ref`	`gcc -m64 -march=core-avx-i -O3 -fomit-frame-pointer`	20121014	20120928
24508	`ref`	`gcc -m64 -march=core2 -msse4 -O2 -fomit-frame-pointer`	20121014	20120928
24508	`ref`	`gcc -m64 -march=corei7-avx -O3 -fomit-frame-pointer`	20121014	20120928
24508	`ref`	`gcc -m64 -march=corei7 -O3 -fomit-frame-pointer`	20121014	20120928
24516	`ref`	`gcc -m64 -march=core2 -msse4 -O3 -fomit-frame-pointer`	20121014	20120928
24520	`ref`	`gcc -m64 -O3 -fomit-frame-pointer`	20121014	20120928
24520	`ref`	`gcc -m64 -march=core-avx-i -O2 -fomit-frame-pointer`	20121014	20120928
24528	`ref`	`gcc -O3 -fomit-frame-pointer`	20121014	20120928
24528	`ref`	`gcc -m64 -march=core2 -O3 -fomit-frame-pointer`	20121014	20120928
24528	`ref`	`gcc -m64 -march=core2 -msse4.1 -O3 -fomit-frame-pointer`	20121014	20120928
24532	`ref`	`gcc -m64 -march=corei7 -O2 -fomit-frame-pointer`	20121014	20120928
24532	`ref`	`gcc -m64 -march=native -mtune=native -O2 -fomit-frame-pointer`	20121014	20120928
24540	`ref`	`gcc -fno-schedule-insns -O3 -fomit-frame-pointer`	20121014	20120928
24544	`ref`	`gcc -fno-schedule-insns -O2 -fomit-frame-pointer`	20121014	20120928
24548	`ref`	`gcc -O2 -fomit-frame-pointer`	20121014	20120928
24552	`ref`	`gcc -m64 -O2 -fomit-frame-pointer`	20121014	20120928
24552	`ref`	`gcc -m64 -march=native -mtune=native -O3 -fomit-frame-pointer`	20121014	20120928
24556	`ref`	`gcc -funroll-loops -O3 -fomit-frame-pointer`	20121014	20120928
24564	`ref`	`gcc -funroll-loops -m64 -O3 -fomit-frame-pointer`	20121014	20120928
24564	`ref`	`gcc -m64 -march=corei7-avx -O2 -fomit-frame-pointer`	20121014	20120928
24568	`ref`	`gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer`	20121014	20120928
24592	`ref`	`gcc -funroll-loops -O2 -fomit-frame-pointer`	20121014	20120928
24592	`ref`	`gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer`	20121014	20120928
24592	`ref`	`gcc -funroll-loops -m64 -O2 -fomit-frame-pointer`	20121014	20120928
24604	`ref`	`gcc -funroll-loops -march=k8 -O2 -fomit-frame-pointer`	20121014	20120928
24620	`ref`	`gcc -funroll-loops -m64 -march=k8 -O2 -fomit-frame-pointer`	20121014	20120928
24640	`inplace`	`gcc -march=barcelona -O2 -fomit-frame-pointer`	20121014	20120928
24652	`inplace`	`gcc -march=nocona -O2 -fomit-frame-pointer`	20121014	20120928
24664	`inplace`	`gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer`	20121014	20120928
24664	`inplace`	`gcc -m64 -march=barcelona -O2 -fomit-frame-pointer`	20121014	20120928
24668	`inplace`	`gcc -m64 -march=barcelona -O2 -fomit-frame-pointer`	20121014	20120928
24668	`inplace`	`gcc -m64 -march=k8 -O2 -fomit-frame-pointer`	20121014	20120928
24680	`inplace`	`gcc -funroll-loops -m64 -O3 -fomit-frame-pointer`	20121014	20120928
24680	`inplace`	`gcc -march=k8 -O2 -fomit-frame-pointer`	20121014	20120928
24688	`inplace`	`gcc -funroll-loops -O2 -fomit-frame-pointer`	20121014	20120928
24688	`ref`	`gcc -funroll-loops -m64 -march=nocona -O2 -fomit-frame-pointer`	20121014	20120928
24692	`inplace`	`gcc -funroll-loops -m64 -O2 -fomit-frame-pointer`	20121014	20120928
24696	`inplace`	`gcc -m64 -march=nocona -O2 -fomit-frame-pointer`	20121014	20120928
24700	`ref`	`gcc -funroll-loops -m64 -march=barcelona -O2 -fomit-frame-pointer`	20121014	20120928
24708	`ref`	`gcc -funroll-loops -march=barcelona -O2 -fomit-frame-pointer`	20121014	20120928
24708	`ref`	`gcc -funroll-loops -march=nocona -O2 -fomit-frame-pointer`	20121014	20120928
24720	`inplace`	`gcc -funroll-loops -O3 -fomit-frame-pointer`	20121014	20120928
24720	`inplace`	`gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer`	20121014	20120928
24732	`inplace`	`gcc -m64 -march=corei7 -O2 -fomit-frame-pointer`	20121014	20120928
24740	`inplace`	`gcc -m64 -march=corei7 -O3 -fomit-frame-pointer`	20121014	20120928
24764	`inplace`	`gcc -m64 -march=core-avx-i -O2 -fomit-frame-pointer`	20121014	20120928
24764	`inplace`	`gcc -m64 -march=core2 -msse4.1 -O3 -fomit-frame-pointer`	20121014	20120928
24764	`ref`	`gcc -m64 -march=nocona -O3 -fomit-frame-pointer`	20121014	20120928
24768	`inplace`	`gcc -fno-schedule-insns -O3 -fomit-frame-pointer`	20121014	20120928
24768	`inplace`	`gcc -m64 -march=core2 -msse4.1 -O2 -fomit-frame-pointer`	20121014	20120928
24768	`inplace`	`gcc -m64 -march=core2 -msse4 -O3 -fomit-frame-pointer`	20121014	20120928
24772	`ref`	`gcc -march=nocona -O3 -fomit-frame-pointer`	20121014	20120928
24776	`inplace`	`gcc -m64 -march=core-avx-i -O3 -fomit-frame-pointer`	20121014	20120928
24780	`inplace`	`gcc -m64 -march=core2 -msse4 -O2 -fomit-frame-pointer`	20121014	20120928
24780	`inplace`	`gcc -m64 -march=native -mtune=native -O2 -fomit-frame-pointer`	20121014	20120928
24784	`inplace`	`gcc -m64 -O3 -fomit-frame-pointer`	20121014	20120928
24784	`inplace`	`gcc -m64 -march=corei7-avx -O3 -fomit-frame-pointer`	20121014	20120928
24792	`inplace`	`gcc -m64 -march=corei7-avx -O2 -fomit-frame-pointer`	20121014	20120928
24804	`inplace`	`gcc -fno-schedule-insns -O2 -fomit-frame-pointer`	20121014	20120928
24804	`inplace`	`gcc -m64 -march=core2 -O2 -fomit-frame-pointer`	20121014	20120928
24812	`inplace`	`gcc -O3 -fomit-frame-pointer`	20121014	20120928
24812	`inplace`	`gcc -m64 -O2 -fomit-frame-pointer`	20121014	20120928
24820	`inplace`	`gcc -m64 -march=core2 -O3 -fomit-frame-pointer`	20121014	20120928
24844	`inplace`	`gcc -O2 -fomit-frame-pointer`	20121014	20120928
24844	`inplace`	`gcc -m64 -march=native -mtune=native -O3 -fomit-frame-pointer`	20121014	20120928
24880	`ref`	`gcc -m64 -march=barcelona -O2 -fomit-frame-pointer`	20121014	20120928
24884	`ref`	`gcc -m64 -march=barcelona -O2 -fomit-frame-pointer`	20121014	20120928
24912	`inplace`	`gcc -funroll-loops -m64 -march=nocona -O2 -fomit-frame-pointer`	20121014	20120928
24920	`inplace`	`gcc -funroll-loops -march=nocona -O2 -fomit-frame-pointer`	20121014	20120928
24928	`ref`	`gcc -march=barcelona -O2 -fomit-frame-pointer`	20121014	20120928
24932	`inplace`	`gcc -m64 -march=nocona -O3 -fomit-frame-pointer`	20121014	20120928
24952	`ref`	`gcc -m64 -march=k8 -O2 -fomit-frame-pointer`	20121014	20120928
24956	`inplace`	`gcc -funroll-loops -march=barcelona -O3 -fomit-frame-pointer`	20121014	20120928
24968	`ref`	`gcc -m64 -march=nocona -O2 -fomit-frame-pointer`	20121014	20120928
24968	`inplace`	`gcc -march=nocona -O3 -fomit-frame-pointer`	20121014	20120928
24972	`ref`	`gcc -funroll-loops -march=nocona -O3 -fomit-frame-pointer`	20121014	20120928
24976	`inplace`	`gcc -funroll-loops -m64 -march=barcelona -O3 -fomit-frame-pointer`	20121014	20120928
24984	`inplace`	`gcc -funroll-loops -march=k8 -O3 -fomit-frame-pointer`	20121014	20120928
24988	`ref`	`gcc -march=k8 -O2 -fomit-frame-pointer`	20121014	20120928
24996	`inplace`	`gcc -funroll-loops -m64 -march=k8 -O3 -fomit-frame-pointer`	20121014	20120928
24996	`ref`	`gcc -funroll-loops -m64 -march=nocona -O3 -fomit-frame-pointer`	20121014	20120928
25028	`ref`	`gcc -march=nocona -O2 -fomit-frame-pointer`	20121014	20120928
25076	`inplace`	`gcc -funroll-loops -m64 -march=nocona -O3 -fomit-frame-pointer`	20121014	20120928
25084	`inplace`	`gcc -funroll-loops -march=nocona -O3 -fomit-frame-pointer`	20121014	20120928
25160	`inplace`	`gcc -m64 -march=core2 -msse4.1 -O -fomit-frame-pointer`	20121014	20120928
25168	`ref`	`gcc -funroll-loops -march=k8 -O3 -fomit-frame-pointer`	20121014	20120928
25168	`inplace`	`gcc -m64 -march=corei7 -O -fomit-frame-pointer`	20121014	20120928
25172	`inplace`	`gcc -O -fomit-frame-pointer`	20121014	20120928
25172	`inplace`	`gcc -m64 -march=core-avx-i -O -fomit-frame-pointer`	20121014	20120928
25176	`ref`	`gcc -funroll-loops -m64 -march=k8 -O3 -fomit-frame-pointer`	20121014	20120928
25176	`inplace`	`gcc -m64 -O -fomit-frame-pointer`	20121014	20120928
25176	`inplace`	`gcc -m64 -march=core2 -O -fomit-frame-pointer`	20121014	20120928
25176	`inplace`	`gcc -m64 -march=core2 -msse4 -O -fomit-frame-pointer`	20121014	20120928
25176	`inplace`	`gcc -m64 -march=corei7-avx -O -fomit-frame-pointer`	20121014	20120928
25180	`inplace`	`gcc -m64 -march=native -mtune=native -O -fomit-frame-pointer`	20121014	20120928
25196	`ref`	`gcc -funroll-loops -march=barcelona -O3 -fomit-frame-pointer`	20121014	20120928
25208	`inplace`	`gcc -fno-schedule-insns -O -fomit-frame-pointer`	20121014	20120928
25244	`inplace`	`gcc -march=nocona -O -fomit-frame-pointer`	20121014	20120928
25248	`ref`	`gcc -funroll-loops -m64 -march=barcelona -O3 -fomit-frame-pointer`	20121014	20120928
25280	`inplace`	`gcc -m64 -march=nocona -O -fomit-frame-pointer`	20121014	20120928
25284	`inplace`	`gcc -funroll-loops -m64 -march=nocona -O -fomit-frame-pointer`	20121014	20120928
25300	`inplace`	`gcc -funroll-loops -march=nocona -O -fomit-frame-pointer`	20121014	20120928
25364	`inplace`	`gcc -m64 -march=k8 -O3 -fomit-frame-pointer`	20121014	20120928
25364	`inplace`	`gcc -march=k8 -O3 -fomit-frame-pointer`	20121014	20120928
25380	`inplace`	`gcc -m64 -march=barcelona -O3 -fomit-frame-pointer`	20121014	20120928
25396	`inplace`	`gcc -march=barcelona -O3 -fomit-frame-pointer`	20121014	20120928
25408	`inplace`	`gcc -m64 -march=barcelona -O3 -fomit-frame-pointer`	20121014	20120928
25468	`inplace`	`gcc -funroll-loops -march=barcelona -O -fomit-frame-pointer`	20121014	20120928
25512	`inplace`	`gcc -funroll-loops -m64 -march=k8 -O -fomit-frame-pointer`	20121014	20120928
25516	`inplace`	`gcc -funroll-loops -m64 -march=barcelona -O -fomit-frame-pointer`	20121014	20120928
25516	`inplace`	`gcc -funroll-loops -march=k8 -O -fomit-frame-pointer`	20121014	20120928
25560	`inplace`	`gcc -funroll-loops -O -fomit-frame-pointer`	20121014	20120928
25560	`inplace`	`gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer`	20121014	20120928
25560	`inplace`	`gcc -funroll-loops -m64 -O -fomit-frame-pointer`	20121014	20120928
25700	`ref`	`gcc -march=k8 -O3 -fomit-frame-pointer`	20121014	20120928
25728	`ref`	`gcc -m64 -march=k8 -O3 -fomit-frame-pointer`	20121014	20120928
25744	`ref`	`gcc -funroll-loops -m64 -O -fomit-frame-pointer`	20121014	20120928
25776	`ref`	`gcc -funroll-loops -march=barcelona -O -fomit-frame-pointer`	20121014	20120928
25780	`ref`	`gcc -funroll-loops -O -fomit-frame-pointer`	20121014	20120928
25780	`ref`	`gcc -funroll-loops -m64 -march=barcelona -O -fomit-frame-pointer`	20121014	20120928
25780	`ref`	`gcc -funroll-loops -m64 -march=k8 -O -fomit-frame-pointer`	20121014	20120928
25780	`inplace`	`gcc -m64 -march=k8 -Os -fomit-frame-pointer`	20121014	20120928
25784	`ref`	`gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer`	20121014	20120928
25788	`ref`	`gcc -funroll-loops -march=k8 -O -fomit-frame-pointer`	20121014	20120928
25788	`inplace`	`gcc -march=k8 -Os -fomit-frame-pointer`	20121014	20120928
25792	`inplace`	`gcc -m64 -march=native -mtune=native -Os -fomit-frame-pointer`	20121014	20120928
25800	`ref`	`gcc -m64 -march=nocona -O -fomit-frame-pointer`	20121014	20120928
25808	`inplace`	`gcc -Os -fomit-frame-pointer`	20121014	20120928
25808	`inplace`	`gcc -fno-schedule-insns -Os -fomit-frame-pointer`	20121014	20120928
25808	`inplace`	`gcc -m64 -march=barcelona -Os -fomit-frame-pointer`	20121014	20120928
25812	`inplace`	`gcc -march=barcelona -Os -fomit-frame-pointer`	20121014	20120928
25828	`inplace`	`gcc -m64 -march=barcelona -Os -fomit-frame-pointer`	20121014	20120928
25836	`ref`	`gcc -march=nocona -O -fomit-frame-pointer`	20121014	20120928
25844	`inplace`	`gcc -m64 -Os -fomit-frame-pointer`	20121014	20120928
25856	`ref`	`gcc -m64 -march=k8 -O -fomit-frame-pointer`	20121014	20120928
25856	`ref`	`gcc -march=k8 -Os -fomit-frame-pointer`	20121014	20120928
25868	`ref`	`gcc -m64 -march=native -mtune=native -Os -fomit-frame-pointer`	20121014	20120928
25888	`inplace`	`gcc -m64 -march=core-avx-i -Os -fomit-frame-pointer`	20121014	20120928
25892	`ref`	`gcc -m64 -march=k8 -Os -fomit-frame-pointer`	20121014	20120928
25896	`ref`	`gcc -Os -fomit-frame-pointer`	20121014	20120928
25900	`inplace`	`gcc -m64 -march=barcelona -O -fomit-frame-pointer`	20121014	20120928
25908	`inplace`	`gcc -march=barcelona -O -fomit-frame-pointer`	20121014	20120928
25912	`ref`	`gcc -m64 -march=barcelona -O -fomit-frame-pointer`	20121014	20120928
25916	`inplace`	`gcc -m64 -march=corei7 -Os -fomit-frame-pointer`	20121014	20120928
25916	`ref`	`gcc -march=barcelona -Os -fomit-frame-pointer`	20121014	20120928
25928	`ref`	`gcc -m64 -Os -fomit-frame-pointer`	20121014	20120928
25928	`ref`	`gcc -m64 -march=barcelona -Os -fomit-frame-pointer`	20121014	20120928
25928	`inplace`	`gcc -march=k8 -O -fomit-frame-pointer`	20121014	20120928
25932	`ref`	`gcc -m64 -march=barcelona -O -fomit-frame-pointer`	20121014	20120928
25932	`ref`	`gcc -m64 -march=barcelona -Os -fomit-frame-pointer`	20121014	20120928
25944	`ref`	`gcc -fno-schedule-insns -Os -fomit-frame-pointer`	20121014	20120928
25956	`inplace`	`gcc -m64 -march=core2 -msse4.1 -Os -fomit-frame-pointer`	20121014	20120928
25956	`inplace`	`gcc -m64 -march=k8 -O -fomit-frame-pointer`	20121014	20120928
25960	`inplace`	`gcc -m64 -march=core2 -Os -fomit-frame-pointer`	20121014	20120928
25964	`inplace`	`gcc -m64 -march=core2 -msse4 -Os -fomit-frame-pointer`	20121014	20120928
25964	`inplace`	`gcc -m64 -march=corei7-avx -Os -fomit-frame-pointer`	20121014	20120928
25976	`inplace`	`gcc -m64 -march=barcelona -O -fomit-frame-pointer`	20121014	20120928
25984	`ref`	`gcc -m64 -march=core2 -O -fomit-frame-pointer`	20121014	20120928
25992	`ref`	`gcc -m64 -march=core2 -msse4 -Os -fomit-frame-pointer`	20121014	20120928
25996	`ref`	`gcc -m64 -march=core2 -msse4 -O -fomit-frame-pointer`	20121014	20120928
26000	`ref`	`gcc -m64 -march=core-avx-i -O -fomit-frame-pointer`	20121014	20120928
26004	`ref`	`gcc -march=k8 -O -fomit-frame-pointer`	20121014	20120928
26008	`ref`	`gcc -funroll-loops -m64 -march=barcelona -Os -fomit-frame-pointer`	20121014	20120928
26008	`ref`	`gcc -march=barcelona -O -fomit-frame-pointer`	20121014	20120928
26020	`ref`	`gcc -m64 -O -fomit-frame-pointer`	20121014	20120928
26020	`ref`	`gcc -m64 -march=core2 -msse4.1 -Os -fomit-frame-pointer`	20121014	20120928
26020	`ref`	`gcc -m64 -march=corei7 -O -fomit-frame-pointer`	20121014	20120928
26024	`ref`	`gcc -funroll-loops -march=k8 -Os -fomit-frame-pointer`	20121014	20120928
26032	`ref`	`gcc -O -fomit-frame-pointer`	20121014	20120928
26032	`ref`	`gcc -funroll-loops -m64 -Os -fomit-frame-pointer`	20121014	20120928
26032	`ref`	`gcc -m64 -march=native -mtune=native -O -fomit-frame-pointer`	20121014	20120928
26036	`ref`	`gcc -funroll-loops -Os -fomit-frame-pointer`	20121014	20120928
26040	`ref`	`gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer`	20121014	20120928
26044	`ref`	`gcc -fno-schedule-insns -O -fomit-frame-pointer`	20121014	20120928
26044	`inplace`	`gcc -funroll-loops -m64 -march=nocona -Os -fomit-frame-pointer`	20121014	20120928
26048	`inplace`	`gcc -funroll-loops -march=nocona -Os -fomit-frame-pointer`	20121014	20120928
26048	`ref`	`gcc -m64 -march=core-avx-i -Os -fomit-frame-pointer`	20121014	20120928
26048	`ref`	`gcc -m64 -march=core2 -msse4.1 -O -fomit-frame-pointer`	20121014	20120928
26048	`ref`	`gcc -m64 -march=corei7-avx -O -fomit-frame-pointer`	20121014	20120928
26060	`ref`	`gcc -funroll-loops -m64 -march=k8 -Os -fomit-frame-pointer`	20121014	20120928
26076	`ref`	`gcc -funroll-loops -march=barcelona -Os -fomit-frame-pointer`	20121014	20120928
26076	`inplace`	`gcc -m64 -march=nocona -Os -fomit-frame-pointer`	20121014	20120928
26076	`inplace`	`gcc -march=nocona -Os -fomit-frame-pointer`	20121014	20120928
26096	`ref`	`gcc -funroll-loops -march=nocona -O -fomit-frame-pointer`	20121014	20120928
26100	`ref`	`gcc -m64 -march=core2 -Os -fomit-frame-pointer`	20121014	20120928
26108	`ref`	`gcc -funroll-loops -m64 -march=nocona -Os -fomit-frame-pointer`	20121014	20120928
26112	`ref`	`gcc -m64 -march=corei7-avx -Os -fomit-frame-pointer`	20121014	20120928
26116	`ref`	`gcc -m64 -march=barcelona -O3 -fomit-frame-pointer`	20121014	20120928
26124	`ref`	`gcc -funroll-loops -m64 -march=nocona -O -fomit-frame-pointer`	20121014	20120928
26148	`ref`	`gcc -m64 -march=corei7 -Os -fomit-frame-pointer`	20121014	20120928
26164	`ref`	`gcc -march=barcelona -O3 -fomit-frame-pointer`	20121014	20120928
26168	`ref`	`gcc -funroll-loops -march=nocona -Os -fomit-frame-pointer`	20121014	20120928
26172	`ref`	`gcc -m64 -march=barcelona -O3 -fomit-frame-pointer`	20121014	20120928
26176	`inplace`	`gcc -funroll-loops -m64 -march=k8 -Os -fomit-frame-pointer`	20121014	20120928
26208	`inplace`	`gcc -funroll-loops -m64 -march=barcelona -Os -fomit-frame-pointer`	20121014	20120928
26212	`inplace`	`gcc -funroll-loops -m64 -Os -fomit-frame-pointer`	20121014	20120928
26224	`inplace`	`gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer`	20121014	20120928
26236	`inplace`	`gcc -funroll-loops -Os -fomit-frame-pointer`	20121014	20120928
26236	`inplace`	`gcc -funroll-loops -march=k8 -Os -fomit-frame-pointer`	20121014	20120928
26240	`inplace`	`gcc -funroll-loops -march=barcelona -Os -fomit-frame-pointer`	20121014	20120928
26252	`ref`	`gcc -march=nocona -Os -fomit-frame-pointer`	20121014	20120928
26336	`ref`	`gcc -m64 -march=nocona -Os -fomit-frame-pointer`	20121014	20120928
45220	`inplace`	`gcc`	20121014	20120928
45280	`inplace`	`cc`	20121014	20120928
45308	`inplace`	`gcc -funroll-loops`	20121014	20120928
47620	`ref`	`cc`	20121014	20120928
47744	`ref`	`gcc -funroll-loops`	20121014	20120928
47748	`ref`	`gcc`	20121014	20120928