Implementation notes: amd64, ranger, crypto_hash/skein10241024

Computer: ranger
Architecture: amd64
CPU ID: AuthenticAMD-00100f23-178bfbff
SUPERCOP version: 20120310
Operation: crypto_hash
Primitive: skein10241024

Time	Implementation	Compiler	Benchmark date	SUPERCOP version
13569	`x64`	`gcc -funroll-loops -march=nocona -O -fomit-frame-pointer`	20120120	20120120
13575	`x64`	`gcc -m64 -O2 -fomit-frame-pointer`	20120120	20120120
13579	`x64`	`gcc -O2 -fomit-frame-pointer`	20120120	20120120
13580	`x64`	`gcc -march=nocona -O3 -fomit-frame-pointer`	20120120	20120120
13587	`x64`	`gcc -funroll-loops -O3 -fomit-frame-pointer`	20120120	20120120
13589	`x64`	`gcc -march=nocona -O -fomit-frame-pointer`	20120120	20120120
13590	`x64`	`gcc -O3 -fomit-frame-pointer`	20120120	20120120
13591	`x64`	`gcc -funroll-loops -march=nocona -O2 -fomit-frame-pointer`	20120120	20120120
13591	`x64`	`gcc -funroll-loops -march=nocona -O3 -fomit-frame-pointer`	20120120	20120120
13593	`x64`	`gcc -m64 -O -fomit-frame-pointer`	20120120	20120120
13596	`x64`	`gcc -funroll-loops -O -fomit-frame-pointer`	20120120	20120120
13596	`x64`	`gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer`	20120120	20120120
13596	`x64`	`gcc -m64 -march=core2 -msse4 -O -fomit-frame-pointer`	20120120	20120120
13597	`x64`	`gcc -funroll-loops -m64 -march=nocona -O2 -fomit-frame-pointer`	20120120	20120120
13598	`x64`	`gcc -march=k8 -O -fomit-frame-pointer`	20120120	20120120
13600	`x64`	`gcc -m64 -march=core2 -O -fomit-frame-pointer`	20120120	20120120
13603	`x64`	`gcc -funroll-loops -O2 -fomit-frame-pointer`	20120120	20120120
13604	`x64`	`gcc -fno-schedule-insns -O -fomit-frame-pointer`	20120120	20120120
13604	`x64`	`gcc -funroll-loops -m64 -march=nocona -O3 -fomit-frame-pointer`	20120120	20120120
13605	`x64`	`gcc -fno-schedule-insns -O2 -fomit-frame-pointer`	20120120	20120120
13606	`x64`	`gcc -fno-schedule-insns -O3 -fomit-frame-pointer`	20120120	20120120
13607	`x64`	`gcc -m64 -O3 -fomit-frame-pointer`	20120120	20120120
13607	`x64`	`gcc -m64 -march=core2 -msse4.1 -O2 -fomit-frame-pointer`	20120120	20120120
13608	`x64`	`gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer`	20120120	20120120
13610	`x64`	`gcc -m64 -march=k8 -O -fomit-frame-pointer`	20120120	20120120
13610	`x64`	`gcc -march=nocona -O2 -fomit-frame-pointer`	20120120	20120120
13611	`x64`	`gcc -m64 -march=nocona -O2 -fomit-frame-pointer`	20120120	20120120
13612	`x64`	`gcc -O -fomit-frame-pointer`	20120120	20120120
13612	`x64`	`gcc -march=barcelona -O2 -fomit-frame-pointer`	20120120	20120120
13613	`x64`	`gcc -funroll-loops -march=k8 -O -fomit-frame-pointer`	20120120	20120120
13613	`x64`	`gcc -m64 -march=nocona -O3 -fomit-frame-pointer`	20120120	20120120
13614	`x64`	`gcc -m64 -march=barcelona -O2 -fomit-frame-pointer`	20120120	20120120
13615	`x64`	`gcc -m64 -march=core2 -msse4.1 -O3 -fomit-frame-pointer`	20120120	20120120
13615	`x64`	`gcc -m64 -march=core2 -msse4 -O3 -fomit-frame-pointer`	20120120	20120120
13618	`x64`	`gcc -funroll-loops -m64 -O3 -fomit-frame-pointer`	20120120	20120120
13618	`x64`	`gcc -m64 -march=core2 -msse4.1 -O -fomit-frame-pointer`	20120120	20120120
13620	`x64`	`gcc -m64 -march=native -mtune=native -O -fomit-frame-pointer`	20120120	20120120
13623	`x64`	`gcc -funroll-loops -march=barcelona -O -fomit-frame-pointer`	20120120	20120120
13625	`x64`	`gcc -funroll-loops -m64 -O2 -fomit-frame-pointer`	20120120	20120120
13626	`x64`	`gcc -m64 -march=core2 -O3 -fomit-frame-pointer`	20120120	20120120
13629	`x64`	`gcc -m64 -march=barcelona -O -fomit-frame-pointer`	20120120	20120120
13632	`x64`	`gcc -m64 -march=k8 -O2 -fomit-frame-pointer`	20120120	20120120
13637	`x64`	`gcc -march=barcelona -O -fomit-frame-pointer`	20120120	20120120
13640	`x64`	`gcc -funroll-loops -m64 -march=barcelona -O -fomit-frame-pointer`	20120120	20120120
13640	`x64`	`gcc -funroll-loops -march=barcelona -O3 -fomit-frame-pointer`	20120120	20120120
13640	`x64`	`gcc -funroll-loops -march=k8 -O3 -fomit-frame-pointer`	20120120	20120120
13641	`x64`	`gcc -funroll-loops -march=barcelona -O2 -fomit-frame-pointer`	20120120	20120120
13642	`x64`	`gcc -m64 -march=native -mtune=native -O2 -fomit-frame-pointer`	20120120	20120120
13644	`x64`	`gcc -march=barcelona -O3 -fomit-frame-pointer`	20120120	20120120
13646	`x64`	`gcc -funroll-loops -m64 -march=barcelona -O3 -fomit-frame-pointer`	20120120	20120120
13649	`x64`	`gcc -funroll-loops -m64 -march=k8 -O2 -fomit-frame-pointer`	20120120	20120120
13649	`x64`	`gcc -march=k8 -O2 -fomit-frame-pointer`	20120120	20120120
13651	`x64`	`gcc -m64 -march=native -mtune=native -O3 -fomit-frame-pointer`	20120120	20120120
13660	`x64`	`gcc -m64 -march=k8 -O3 -fomit-frame-pointer`	20120120	20120120
13662	`x64`	`gcc -march=k8 -O3 -fomit-frame-pointer`	20120120	20120120
13663	`x64`	`gcc -m64 -march=core2 -msse4 -O2 -fomit-frame-pointer`	20120120	20120120
13671	`x64`	`gcc -funroll-loops -m64 -march=k8 -O3 -fomit-frame-pointer`	20120120	20120120
13683	`x64`	`gcc`	20120120	20120120
13683	`x64`	`gcc -funroll-loops -m64 -march=nocona -O -fomit-frame-pointer`	20120120	20120120
13687	`x64`	`gcc -funroll-loops -march=k8 -O2 -fomit-frame-pointer`	20120120	20120120
13692	`x64`	`cc`	20120120	20120120
13695	`x64`	`gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer`	20120120	20120120
13701	`x64`	`gcc -m64 -march=nocona -O -fomit-frame-pointer`	20120120	20120120
13705	`x64`	`gcc -funroll-loops -m64 -O -fomit-frame-pointer`	20120120	20120120
13719	`x64`	`gcc -m64 -march=core2 -O2 -fomit-frame-pointer`	20120120	20120120
13721	`x64`	`gcc -funroll-loops -m64 -march=k8 -O -fomit-frame-pointer`	20120120	20120120
13752	`x64`	`gcc -m64 -march=barcelona -O3 -fomit-frame-pointer`	20120120	20120120
13762	`x64`	`gcc -funroll-loops -m64 -march=barcelona -O2 -fomit-frame-pointer`	20120120	20120120
13770	`x64`	`gcc -funroll-loops`	20120120	20120120
13948	`x64`	`gcc -m64 -march=core2 -msse4.1 -Os -fomit-frame-pointer`	20120120	20120120
13951	`x64`	`gcc -march=barcelona -Os -fomit-frame-pointer`	20120120	20120120
13963	`x64`	`gcc -march=k8 -Os -fomit-frame-pointer`	20120120	20120120
13964	`x64`	`gcc -m64 -march=core2 -msse4 -Os -fomit-frame-pointer`	20120120	20120120
13966	`x64`	`gcc -m64 -march=core2 -Os -fomit-frame-pointer`	20120120	20120120
13967	`x64`	`gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer`	20120120	20120120
13973	`x64`	`gcc -funroll-loops -m64 -march=nocona -Os -fomit-frame-pointer`	20120120	20120120
13975	`x64`	`gcc -funroll-loops -march=k8 -Os -fomit-frame-pointer`	20120120	20120120
13977	`x64`	`gcc -funroll-loops -m64 -march=barcelona -Os -fomit-frame-pointer`	20120120	20120120
13980	`x64`	`gcc -m64 -Os -fomit-frame-pointer`	20120120	20120120
13987	`x64`	`gcc -march=nocona -Os -fomit-frame-pointer`	20120120	20120120
13992	`x64`	`gcc -Os -fomit-frame-pointer`	20120120	20120120
13992	`x64`	`gcc -fno-schedule-insns -Os -fomit-frame-pointer`	20120120	20120120
13992	`x64`	`gcc -funroll-loops -m64 -Os -fomit-frame-pointer`	20120120	20120120
13992	`x64`	`gcc -funroll-loops -m64 -march=k8 -Os -fomit-frame-pointer`	20120120	20120120
13992	`x64`	`gcc -funroll-loops -march=barcelona -Os -fomit-frame-pointer`	20120120	20120120
13993	`x64`	`gcc -funroll-loops -Os -fomit-frame-pointer`	20120120	20120120
13999	`x64`	`gcc -m64 -march=k8 -Os -fomit-frame-pointer`	20120120	20120120
14177	`x64`	`gcc -m64 -march=nocona -Os -fomit-frame-pointer`	20120120	20120120
14181	`x64`	`gcc -funroll-loops -march=nocona -Os -fomit-frame-pointer`	20120120	20120120
14181	`x64`	`gcc -m64 -march=native -mtune=native -Os -fomit-frame-pointer`	20120120	20120120
14281	`x64`	`gcc -m64 -march=barcelona -Os -fomit-frame-pointer`	20120120	20120120
15988	`opt`	`gcc -m64 -march=nocona -O -fomit-frame-pointer`	20120120	20120120
15997	`opt`	`gcc -fno-schedule-insns -O -fomit-frame-pointer`	20120120	20120120
16004	`opt`	`gcc -m64 -march=core2 -msse4.1 -O -fomit-frame-pointer`	20120120	20120120
16015	`opt`	`gcc -march=nocona -O -fomit-frame-pointer`	20120120	20120120
16016	`opt`	`gcc -m64 -march=core2 -O -fomit-frame-pointer`	20120120	20120120
16030	`opt`	`gcc -O -fomit-frame-pointer`	20120120	20120120
16032	`opt`	`gcc -m64 -march=core2 -msse4 -O -fomit-frame-pointer`	20120120	20120120
16037	`opt`	`gcc -m64 -O -fomit-frame-pointer`	20120120	20120120
16046	`opt`	`gcc -funroll-loops -m64 -march=k8 -O -fomit-frame-pointer`	20120120	20120120
16052	`opt`	`gcc -funroll-loops -march=nocona -O -fomit-frame-pointer`	20120120	20120120
16057	`opt`	`gcc -funroll-loops -m64 -march=nocona -O -fomit-frame-pointer`	20120120	20120120
16059	`opt`	`gcc -m64 -march=native -mtune=native -O -fomit-frame-pointer`	20120120	20120120
16070	`opt`	`gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer`	20120120	20120120
16072	`opt`	`gcc -funroll-loops -march=k8 -O -fomit-frame-pointer`	20120120	20120120
16075	`opt`	`gcc -m64 -march=barcelona -O -fomit-frame-pointer`	20120120	20120120
16075	`opt`	`gcc -march=barcelona -O -fomit-frame-pointer`	20120120	20120120
16090	`opt`	`gcc -funroll-loops -m64 -O -fomit-frame-pointer`	20120120	20120120
16092	`opt`	`gcc -funroll-loops -m64 -march=barcelona -O -fomit-frame-pointer`	20120120	20120120
16104	`opt`	`gcc -funroll-loops -O -fomit-frame-pointer`	20120120	20120120
16144	`opt`	`gcc -funroll-loops -march=barcelona -O -fomit-frame-pointer`	20120120	20120120
16149	`opt`	`gcc -m64 -O2 -fomit-frame-pointer`	20120120	20120120
16161	`opt`	`gcc -O2 -fomit-frame-pointer`	20120120	20120120
16188	`opt`	`gcc -fno-schedule-insns -O2 -fomit-frame-pointer`	20120120	20120120
16225	`opt`	`gcc -m64 -march=k8 -O -fomit-frame-pointer`	20120120	20120120
16236	`opt`	`gcc -funroll-loops -m64 -O2 -fomit-frame-pointer`	20120120	20120120
16257	`opt`	`gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer`	20120120	20120120
16258	`opt`	`gcc -funroll-loops -O2 -fomit-frame-pointer`	20120120	20120120
16259	`opt`	`gcc -march=k8 -O -fomit-frame-pointer`	20120120	20120120
16476	`opt`	`gcc -funroll-loops -m64 -march=nocona -O2 -fomit-frame-pointer`	20120120	20120120
16484	`opt`	`gcc -march=nocona -O2 -fomit-frame-pointer`	20120120	20120120
16487	`opt`	`gcc -m64 -march=nocona -O2 -fomit-frame-pointer`	20120120	20120120
16500	`opt`	`gcc -funroll-loops -march=nocona -O2 -fomit-frame-pointer`	20120120	20120120
16561	`opt`	`gcc -m64 -march=core2 -Os -fomit-frame-pointer`	20120120	20120120
16561	`opt`	`gcc -m64 -march=core2 -msse4.1 -Os -fomit-frame-pointer`	20120120	20120120
16586	`opt`	`gcc -m64 -march=core2 -msse4 -Os -fomit-frame-pointer`	20120120	20120120
16594	`opt`	`gcc -m64 -march=core2 -msse4 -O2 -fomit-frame-pointer`	20120120	20120120
16600	`opt`	`gcc -m64 -march=core2 -msse4.1 -O2 -fomit-frame-pointer`	20120120	20120120
16612	`opt`	`gcc -m64 -march=core2 -O2 -fomit-frame-pointer`	20120120	20120120
16659	`opt`	`gcc -funroll-loops -m64 -Os -fomit-frame-pointer`	20120120	20120120
16672	`opt`	`gcc -funroll-loops -march=k8 -Os -fomit-frame-pointer`	20120120	20120120
16682	`opt`	`gcc -funroll-loops -m64 -march=k8 -Os -fomit-frame-pointer`	20120120	20120120
16688	`opt`	`gcc -m64 -march=native -mtune=native -O2 -fomit-frame-pointer`	20120120	20120120
16689	`opt`	`gcc -m64 -march=barcelona -O2 -fomit-frame-pointer`	20120120	20120120
16690	`opt`	`gcc -march=barcelona -O2 -fomit-frame-pointer`	20120120	20120120
16699	`opt`	`gcc -funroll-loops -march=barcelona -Os -fomit-frame-pointer`	20120120	20120120
16701	`opt`	`gcc -funroll-loops -m64 -march=barcelona -Os -fomit-frame-pointer`	20120120	20120120
16711	`opt`	`gcc -Os -fomit-frame-pointer`	20120120	20120120
16720	`opt`	`gcc -funroll-loops -m64 -march=barcelona -O2 -fomit-frame-pointer`	20120120	20120120
16720	`opt`	`gcc -funroll-loops -march=barcelona -O2 -fomit-frame-pointer`	20120120	20120120
16720	`opt`	`gcc -m64 -march=barcelona -Os -fomit-frame-pointer`	20120120	20120120
16720	`opt`	`gcc -m64 -march=k8 -Os -fomit-frame-pointer`	20120120	20120120
16720	`opt`	`gcc -m64 -march=native -mtune=native -Os -fomit-frame-pointer`	20120120	20120120
16720	`opt`	`gcc -march=barcelona -Os -fomit-frame-pointer`	20120120	20120120
16720	`opt`	`gcc -march=k8 -Os -fomit-frame-pointer`	20120120	20120120
16751	`opt`	`gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer`	20120120	20120120
16780	`opt`	`gcc -funroll-loops -Os -fomit-frame-pointer`	20120120	20120120
16787	`opt`	`gcc -fno-schedule-insns -Os -fomit-frame-pointer`	20120120	20120120
16806	`opt`	`gcc -m64 -Os -fomit-frame-pointer`	20120120	20120120
16808	`opt`	`gcc -funroll-loops -m64 -march=k8 -O2 -fomit-frame-pointer`	20120120	20120120
16809	`opt`	`gcc -funroll-loops -march=k8 -O2 -fomit-frame-pointer`	20120120	20120120
16836	`opt`	`gcc -m64 -march=barcelona -O3 -fomit-frame-pointer`	20120120	20120120
16838	`opt`	`gcc -march=barcelona -O3 -fomit-frame-pointer`	20120120	20120120
16867	`opt`	`gcc -march=k8 -O3 -fomit-frame-pointer`	20120120	20120120
16882	`opt`	`gcc -m64 -march=native -mtune=native -O3 -fomit-frame-pointer`	20120120	20120120
16897	`opt`	`gcc -m64 -march=k8 -O3 -fomit-frame-pointer`	20120120	20120120
16982	`opt`	`gcc -funroll-loops -march=barcelona -O3 -fomit-frame-pointer`	20120120	20120120
16984	`opt`	`gcc -funroll-loops -m64 -march=barcelona -O3 -fomit-frame-pointer`	20120120	20120120
17099	`opt`	`gcc -funroll-loops -march=k8 -O3 -fomit-frame-pointer`	20120120	20120120
17100	`opt`	`gcc -funroll-loops -march=nocona -Os -fomit-frame-pointer`	20120120	20120120
17109	`opt`	`gcc -funroll-loops -m64 -march=nocona -Os -fomit-frame-pointer`	20120120	20120120
17117	`opt`	`gcc -funroll-loops -m64 -march=k8 -O3 -fomit-frame-pointer`	20120120	20120120
17119	`opt`	`gcc -m64 -march=k8 -O2 -fomit-frame-pointer`	20120120	20120120
17119	`opt`	`gcc -march=k8 -O2 -fomit-frame-pointer`	20120120	20120120
17182	`opt`	`gcc -march=nocona -Os -fomit-frame-pointer`	20120120	20120120
17188	`opt`	`gcc -m64 -march=nocona -Os -fomit-frame-pointer`	20120120	20120120
17811	`opt`	`gcc -fno-schedule-insns -O3 -fomit-frame-pointer`	20120120	20120120
17822	`opt`	`gcc -O3 -fomit-frame-pointer`	20120120	20120120
17823	`opt`	`gcc -m64 -O3 -fomit-frame-pointer`	20120120	20120120
17892	`opt`	`gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer`	20120120	20120120
17903	`opt`	`gcc -funroll-loops -m64 -O3 -fomit-frame-pointer`	20120120	20120120
17905	`opt`	`gcc -funroll-loops -O3 -fomit-frame-pointer`	20120120	20120120
18089	`opt`	`gcc -funroll-loops -m64 -march=nocona -O3 -fomit-frame-pointer`	20120120	20120120
18093	`opt`	`gcc -funroll-loops -march=nocona -O3 -fomit-frame-pointer`	20120120	20120120
18115	`opt`	`gcc -march=nocona -O3 -fomit-frame-pointer`	20120120	20120120
18128	`opt`	`gcc -m64 -march=nocona -O3 -fomit-frame-pointer`	20120120	20120120
18152	`opt`	`gcc -m64 -march=core2 -O3 -fomit-frame-pointer`	20120120	20120120
18168	`opt`	`gcc -m64 -march=core2 -msse4.1 -O3 -fomit-frame-pointer`	20120120	20120120
18173	`opt`	`gcc -m64 -march=core2 -msse4 -O3 -fomit-frame-pointer`	20120120	20120120
137192	`opt`	`gcc`	20120120	20120120
137280	`opt`	`gcc -funroll-loops`	20120120	20120120
137456	`opt`	`cc`	20120120	20120120

Compiler output

Implementation: crypto_hash/skein10241024/x64
Compiler: cc

skein_block_x64.S: skein_block_x64.S:336:61: warning: trigraph ??) ignored, use -trigraphs to enable

Number of similar (compiler,implementation) pairs: 87, namely:

Compiler	Implementations
cc	x64
gcc	x64
gcc -O2 -fomit-frame-pointer	x64
gcc -O3 -fomit-frame-pointer	x64
gcc -O -fomit-frame-pointer	x64
gcc -Os -fomit-frame-pointer	x64
gcc -fno-schedule-insns -O2 -fomit-frame-pointer	x64
gcc -fno-schedule-insns -O3 -fomit-frame-pointer	x64
gcc -fno-schedule-insns -O -fomit-frame-pointer	x64
gcc -fno-schedule-insns -Os -fomit-frame-pointer	x64
gcc -funroll-loops	x64
gcc -funroll-loops -O2 -fomit-frame-pointer	x64
gcc -funroll-loops -O3 -fomit-frame-pointer	x64
gcc -funroll-loops -O -fomit-frame-pointer	x64
gcc -funroll-loops -Os -fomit-frame-pointer	x64
gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer	x64
gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer	x64
gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer	x64
gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer	x64
gcc -funroll-loops -m64 -O2 -fomit-frame-pointer	x64
gcc -funroll-loops -m64 -O3 -fomit-frame-pointer	x64
gcc -funroll-loops -m64 -O -fomit-frame-pointer	x64
gcc -funroll-loops -m64 -Os -fomit-frame-pointer	x64
gcc -funroll-loops -m64 -march=barcelona -O2 -fomit-frame-pointer	x64
gcc -funroll-loops -m64 -march=barcelona -O3 -fomit-frame-pointer	x64
gcc -funroll-loops -m64 -march=barcelona -O -fomit-frame-pointer	x64
gcc -funroll-loops -m64 -march=barcelona -Os -fomit-frame-pointer	x64
gcc -funroll-loops -m64 -march=k8 -O2 -fomit-frame-pointer	x64
gcc -funroll-loops -m64 -march=k8 -O3 -fomit-frame-pointer	x64
gcc -funroll-loops -m64 -march=k8 -O -fomit-frame-pointer	x64
gcc -funroll-loops -m64 -march=k8 -Os -fomit-frame-pointer	x64
gcc -funroll-loops -m64 -march=nocona -O2 -fomit-frame-pointer	x64
gcc -funroll-loops -m64 -march=nocona -O3 -fomit-frame-pointer	x64
gcc -funroll-loops -m64 -march=nocona -O -fomit-frame-pointer	x64
gcc -funroll-loops -m64 -march=nocona -Os -fomit-frame-pointer	x64
gcc -funroll-loops -march=barcelona -O2 -fomit-frame-pointer	x64
gcc -funroll-loops -march=barcelona -O3 -fomit-frame-pointer	x64
gcc -funroll-loops -march=barcelona -O -fomit-frame-pointer	x64
gcc -funroll-loops -march=barcelona -Os -fomit-frame-pointer	x64
gcc -funroll-loops -march=k8 -O2 -fomit-frame-pointer	x64
gcc -funroll-loops -march=k8 -O3 -fomit-frame-pointer	x64
gcc -funroll-loops -march=k8 -O -fomit-frame-pointer	x64
gcc -funroll-loops -march=k8 -Os -fomit-frame-pointer	x64
gcc -funroll-loops -march=nocona -O2 -fomit-frame-pointer	x64
gcc -funroll-loops -march=nocona -O3 -fomit-frame-pointer	x64
gcc -funroll-loops -march=nocona -O -fomit-frame-pointer	x64
gcc -funroll-loops -march=nocona -Os -fomit-frame-pointer	x64
gcc -m64 -O2 -fomit-frame-pointer	x64
gcc -m64 -O3 -fomit-frame-pointer	x64
gcc -m64 -O -fomit-frame-pointer	x64
gcc -m64 -Os -fomit-frame-pointer	x64
gcc -m64 -march=core2 -O2 -fomit-frame-pointer	x64
gcc -m64 -march=core2 -O3 -fomit-frame-pointer	x64
gcc -m64 -march=core2 -O -fomit-frame-pointer	x64
gcc -m64 -march=core2 -Os -fomit-frame-pointer	x64
gcc -m64 -march=core2 -msse4.1 -O2 -fomit-frame-pointer	x64
gcc -m64 -march=core2 -msse4.1 -O3 -fomit-frame-pointer	x64
gcc -m64 -march=core2 -msse4.1 -O -fomit-frame-pointer	x64
gcc -m64 -march=core2 -msse4.1 -Os -fomit-frame-pointer	x64
gcc -m64 -march=core2 -msse4 -O2 -fomit-frame-pointer	x64
gcc -m64 -march=core2 -msse4 -O3 -fomit-frame-pointer	x64
gcc -m64 -march=core2 -msse4 -O -fomit-frame-pointer	x64
gcc -m64 -march=core2 -msse4 -Os -fomit-frame-pointer	x64
gcc -m64 -march=k8 -O2 -fomit-frame-pointer	x64
gcc -m64 -march=k8 -O3 -fomit-frame-pointer	x64
gcc -m64 -march=k8 -O -fomit-frame-pointer	x64
gcc -m64 -march=k8 -Os -fomit-frame-pointer	x64
gcc -m64 -march=native -mtune=native -O2 -fomit-frame-pointer	x64
gcc -m64 -march=native -mtune=native -O3 -fomit-frame-pointer	x64
gcc -m64 -march=native -mtune=native -O -fomit-frame-pointer	x64
gcc -m64 -march=native -mtune=native -Os -fomit-frame-pointer	x64
gcc -m64 -march=nocona -O2 -fomit-frame-pointer	x64
gcc -m64 -march=nocona -O3 -fomit-frame-pointer	x64
gcc -m64 -march=nocona -O -fomit-frame-pointer	x64
gcc -m64 -march=nocona -Os -fomit-frame-pointer	x64
gcc -march=barcelona -O2 -fomit-frame-pointer	x64
gcc -march=barcelona -O3 -fomit-frame-pointer	x64
gcc -march=barcelona -O -fomit-frame-pointer	x64
gcc -march=barcelona -Os -fomit-frame-pointer	x64
gcc -march=k8 -O2 -fomit-frame-pointer	x64
gcc -march=k8 -O3 -fomit-frame-pointer	x64
gcc -march=k8 -O -fomit-frame-pointer	x64
gcc -march=k8 -Os -fomit-frame-pointer	x64
gcc -march=nocona -O2 -fomit-frame-pointer	x64
gcc -march=nocona -O3 -fomit-frame-pointer	x64
gcc -march=nocona -O -fomit-frame-pointer	x64
gcc -march=nocona -Os -fomit-frame-pointer	x64

Compiler output

Implementation: crypto_hash/skein10241024/x64
Compiler: gcc -m64 -march=barcelona -O2 -fomit-frame-pointer

skein_block_x64.S: skein_block_x64.S:336:61: warning: trigraph ??) ignored, use -trigraphs to enable
skein_block_x64.S: skein_block_x64.S:336:61: warning: trigraph ??) ignored, use -trigraphs to enable

Number of similar (compiler,implementation) pairs: 4, namely:

Compiler	Implementations
gcc -m64 -march=barcelona -O2 -fomit-frame-pointer	x64
gcc -m64 -march=barcelona -O3 -fomit-frame-pointer	x64
gcc -m64 -march=barcelona -O -fomit-frame-pointer	x64
gcc -m64 -march=barcelona -Os -fomit-frame-pointer	x64