Implementation notes: amd64, boing, crypto_hash/skein10241024

Computer: boing
Architecture: amd64
CPU ID: GenuineIntel-0001067a-bfebfbff
SUPERCOP version: 20120908
Operation: crypto_hash
Primitive: skein10241024

Time	Implementation	Compiler	Benchmark date	SUPERCOP version
12726	`x64`	`gcc -O2 -fomit-frame-pointer`	20120530	20120525
12735	`x64`	`gcc -m64 -O3 -fomit-frame-pointer`	20120530	20120525
12762	`x64`	`gcc -funroll-loops -march=nocona -O3 -fomit-frame-pointer`	20120530	20120525
12780	`x64`	`gcc -m64 -O2 -fomit-frame-pointer`	20120530	20120525
12780	`x64`	`gcc -m64 -march=nocona -O2 -fomit-frame-pointer`	20120530	20120525
12789	`x64`	`gcc -fno-schedule-insns -O2 -fomit-frame-pointer`	20120530	20120525
12789	`x64`	`gcc -funroll-loops -m64 -march=nocona -O3 -fomit-frame-pointer`	20120530	20120525
12789	`x64`	`gcc -funroll-loops -m64 -march=nocona -O -fomit-frame-pointer`	20120530	20120525
12798	`x64`	`gcc -fno-schedule-insns -O3 -fomit-frame-pointer`	20120530	20120525
12798	`x64`	`gcc -funroll-loops -O2 -fomit-frame-pointer`	20120530	20120525
12807	`x64`	`gcc -funroll-loops -m64 -march=k8 -O2 -fomit-frame-pointer`	20120530	20120525
12807	`x64`	`gcc -funroll-loops -m64 -march=nocona -O2 -fomit-frame-pointer`	20120530	20120525
12807	`x64`	`gcc -m64 -march=barcelona -O3 -fomit-frame-pointer`	20120530	20120525
12807	`x64`	`gcc -m64 -march=nocona -O3 -fomit-frame-pointer`	20120530	20120525
12816	`x64`	`gcc -funroll-loops -m64 -O3 -fomit-frame-pointer`	20120530	20120525
12825	`x64`	`gcc -O3 -fomit-frame-pointer`	20120530	20120525
12825	`x64`	`gcc -funroll-loops -march=nocona -O2 -fomit-frame-pointer`	20120530	20120525
12825	`x64`	`gcc -m64 -march=core2 -O -fomit-frame-pointer`	20120530	20120525
12825	`x64`	`gcc -march=barcelona -O2 -fomit-frame-pointer`	20120530	20120525
12825	`x64`	`gcc -march=nocona -O2 -fomit-frame-pointer`	20120530	20120525
12834	`x64`	`gcc -march=nocona -O3 -fomit-frame-pointer`	20120530	20120525
12843	`x64`	`gcc -funroll-loops -m64 -march=barcelona -O2 -fomit-frame-pointer`	20120530	20120525
12843	`x64`	`gcc -funroll-loops -march=barcelona -O -fomit-frame-pointer`	20120530	20120525
12843	`x64`	`gcc -funroll-loops -march=nocona -O -fomit-frame-pointer`	20120530	20120525
12852	`x64`	`gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer`	20120530	20120525
12861	`x64`	`gcc -funroll-loops -march=k8 -O3 -fomit-frame-pointer`	20120530	20120525
12861	`x64`	`gcc -funroll-loops -march=k8 -O -fomit-frame-pointer`	20120530	20120525
12861	`x64`	`gcc -m64 -O -fomit-frame-pointer`	20120530	20120525
12861	`x64`	`gcc -m64 -march=native -mtune=native -O2 -fomit-frame-pointer`	20120530	20120525
12861	`x64`	`gcc -m64 -march=native -mtune=native -O3 -fomit-frame-pointer`	20120530	20120525
12861	`x64`	`gcc -march=k8 -O2 -fomit-frame-pointer`	20120530	20120525
12870	`x64`	`gcc -fno-schedule-insns -O -fomit-frame-pointer`	20120530	20120525
12870	`x64`	`gcc -funroll-loops -O3 -fomit-frame-pointer`	20120530	20120525
12870	`x64`	`gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer`	20120530	20120525
12870	`x64`	`gcc -funroll-loops -m64 -O2 -fomit-frame-pointer`	20120530	20120525
12870	`x64`	`gcc -funroll-loops -march=barcelona -O3 -fomit-frame-pointer`	20120530	20120525
12870	`x64`	`gcc -m64 -march=k8 -O2 -fomit-frame-pointer`	20120530	20120525
12870	`x64`	`gcc -m64 -march=k8 -O3 -fomit-frame-pointer`	20120530	20120525
12870	`x64`	`gcc -march=barcelona -O3 -fomit-frame-pointer`	20120530	20120525
12879	`x64`	`gcc -funroll-loops -march=k8 -O2 -fomit-frame-pointer`	20120530	20120525
12879	`x64`	`gcc -m64 -march=core2 -O2 -fomit-frame-pointer`	20120530	20120525
12879	`x64`	`gcc -m64 -march=k8 -O -fomit-frame-pointer`	20120530	20120525
12879	`x64`	`gcc -m64 -march=nocona -O -fomit-frame-pointer`	20120530	20120525
12888	`x64`	`gcc -funroll-loops -O -fomit-frame-pointer`	20120530	20120525
12888	`x64`	`gcc -funroll-loops -m64 -march=barcelona -O -fomit-frame-pointer`	20120530	20120525
12888	`x64`	`gcc -funroll-loops -m64 -march=k8 -O3 -fomit-frame-pointer`	20120530	20120525
12897	`x64`	`gcc -O -fomit-frame-pointer`	20120530	20120525
12897	`x64`	`gcc -m64 -march=core2 -O3 -fomit-frame-pointer`	20120530	20120525
12897	`x64`	`gcc -m64 -march=native -mtune=native -O -fomit-frame-pointer`	20120530	20120525
12906	`x64`	`gcc -march=k8 -O -fomit-frame-pointer`	20120530	20120525
12915	`x64`	`gcc`	20120530	20120525
12915	`x64`	`gcc -m64 -march=core2 -msse4.1 -O3 -fomit-frame-pointer`	20120530	20120525
12915	`x64`	`gcc -march=nocona -O -fomit-frame-pointer`	20120530	20120525
12924	`x64`	`gcc -m64 -march=core2 -msse4 -O2 -fomit-frame-pointer`	20120530	20120525
12933	`x64`	`cc`	20120530	20120525
12933	`x64`	`gcc -m64 -march=barcelona -O -fomit-frame-pointer`	20120530	20120525
12933	`x64`	`gcc -m64 -march=core2 -msse4.1 -O2 -fomit-frame-pointer`	20120530	20120525
12933	`x64`	`gcc -m64 -march=core2 -msse4 -O3 -fomit-frame-pointer`	20120530	20120525
12942	`x64`	`gcc -funroll-loops -m64 -O -fomit-frame-pointer`	20120530	20120525
12942	`x64`	`gcc -m64 -march=barcelona -O2 -fomit-frame-pointer`	20120530	20120525
12942	`x64`	`gcc -march=k8 -O3 -fomit-frame-pointer`	20120530	20120525
12951	`x64`	`gcc -funroll-loops`	20120530	20120525
12951	`x64`	`gcc -funroll-loops -m64 -march=barcelona -O3 -fomit-frame-pointer`	20120530	20120525
13239	`x64`	`gcc -m64 -march=core2 -Os -fomit-frame-pointer`	20120530	20120525
13239	`x64`	`gcc -m64 -march=core2 -msse4 -Os -fomit-frame-pointer`	20120530	20120525
13266	`x64`	`gcc -m64 -march=barcelona -Os -fomit-frame-pointer`	20120530	20120525
13275	`x64`	`gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer`	20120530	20120525
13284	`x64`	`gcc -funroll-loops -march=barcelona -Os -fomit-frame-pointer`	20120530	20120525
13302	`x64`	`gcc -funroll-loops -Os -fomit-frame-pointer`	20120530	20120525
13302	`x64`	`gcc -funroll-loops -m64 -Os -fomit-frame-pointer`	20120530	20120525
13302	`x64`	`gcc -funroll-loops -m64 -march=barcelona -Os -fomit-frame-pointer`	20120530	20120525
13302	`x64`	`gcc -funroll-loops -m64 -march=nocona -Os -fomit-frame-pointer`	20120530	20120525
13302	`x64`	`gcc -m64 -Os -fomit-frame-pointer`	20120530	20120525
13311	`x64`	`gcc -funroll-loops -m64 -march=k8 -Os -fomit-frame-pointer`	20120530	20120525
13320	`x64`	`gcc -Os -fomit-frame-pointer`	20120530	20120525
13320	`x64`	`gcc -funroll-loops -march=k8 -Os -fomit-frame-pointer`	20120530	20120525
13320	`x64`	`gcc -m64 -march=k8 -Os -fomit-frame-pointer`	20120530	20120525
13320	`x64`	`gcc -march=k8 -Os -fomit-frame-pointer`	20120530	20120525
13365	`x64`	`gcc -m64 -march=core2 -msse4.1 -Os -fomit-frame-pointer`	20120530	20120525
13437	`x64`	`gcc -fno-schedule-insns -Os -fomit-frame-pointer`	20120530	20120525
13482	`x64`	`gcc -m64 -march=nocona -Os -fomit-frame-pointer`	20120530	20120525
15390	`opt`	`gcc -funroll-loops -m64 -O -fomit-frame-pointer`	20120530	20120525
15417	`opt`	`gcc -m64 -march=nocona -O -fomit-frame-pointer`	20120530	20120525
15444	`opt`	`gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer`	20120530	20120525
15444	`opt`	`gcc -march=nocona -O -fomit-frame-pointer`	20120530	20120525
15453	`opt`	`gcc -O -fomit-frame-pointer`	20120530	20120525
15453	`opt`	`gcc -funroll-loops -O -fomit-frame-pointer`	20120530	20120525
15462	`opt`	`gcc -fno-schedule-insns -O -fomit-frame-pointer`	20120530	20120525
15462	`opt`	`gcc -m64 -O -fomit-frame-pointer`	20120530	20120525
15471	`opt`	`gcc -funroll-loops -m64 -march=nocona -O -fomit-frame-pointer`	20120530	20120525
15471	`opt`	`gcc -funroll-loops -march=nocona -O -fomit-frame-pointer`	20120530	20120525
15507	`opt`	`gcc -march=k8 -O -fomit-frame-pointer`	20120530	20120525
15516	`opt`	`gcc -funroll-loops -m64 -march=barcelona -O -fomit-frame-pointer`	20120530	20120525
15516	`opt`	`gcc -funroll-loops -march=k8 -O -fomit-frame-pointer`	20120530	20120525
15525	`opt`	`gcc -m64 -march=barcelona -O -fomit-frame-pointer`	20120530	20120525
15525	`opt`	`gcc -m64 -march=k8 -O -fomit-frame-pointer`	20120530	20120525
15534	`opt`	`gcc -funroll-loops -m64 -march=k8 -O -fomit-frame-pointer`	20120530	20120525
15534	`opt`	`gcc -march=barcelona -O -fomit-frame-pointer`	20120530	20120525
15552	`opt`	`gcc -funroll-loops -march=barcelona -O -fomit-frame-pointer`	20120530	20120525
15651	`opt`	`gcc -m64 -march=native -mtune=native -O -fomit-frame-pointer`	20120530	20120525
15678	`opt`	`gcc -m64 -march=core2 -O -fomit-frame-pointer`	20120530	20120525
15696	`opt`	`gcc -m64 -march=core2 -msse4 -O -fomit-frame-pointer`	20120530	20120525
16281	`opt`	`gcc -funroll-loops -march=nocona -O2 -fomit-frame-pointer`	20120530	20120525
16308	`opt`	`gcc -funroll-loops -m64 -march=nocona -O2 -fomit-frame-pointer`	20120530	20120525
16308	`opt`	`gcc -march=nocona -O2 -fomit-frame-pointer`	20120530	20120525
16353	`opt`	`gcc -m64 -march=nocona -O2 -fomit-frame-pointer`	20120530	20120525
17469	`opt`	`gcc -funroll-loops -m64 -march=k8 -Os -fomit-frame-pointer`	20120530	20120525
17487	`opt`	`gcc -funroll-loops -m64 -Os -fomit-frame-pointer`	20120530	20120525
17514	`opt`	`gcc -funroll-loops -Os -fomit-frame-pointer`	20120530	20120525
17550	`opt`	`gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer`	20120530	20120525
17586	`opt`	`gcc -funroll-loops -march=k8 -Os -fomit-frame-pointer`	20120530	20120525
17955	`opt`	`gcc -funroll-loops -m64 -march=barcelona -Os -fomit-frame-pointer`	20120530	20120525
17973	`opt`	`gcc -funroll-loops -march=barcelona -Os -fomit-frame-pointer`	20120530	20120525
18108	`opt`	`gcc -march=nocona -O3 -fomit-frame-pointer`	20120530	20120525
18135	`opt`	`gcc -fno-schedule-insns -O2 -fomit-frame-pointer`	20120530	20120525
18153	`opt`	`gcc -funroll-loops -m64 -march=nocona -O3 -fomit-frame-pointer`	20120530	20120525
18153	`opt`	`gcc -funroll-loops -march=nocona -O3 -fomit-frame-pointer`	20120530	20120525
18153	`opt`	`gcc -m64 -O2 -fomit-frame-pointer`	20120530	20120525
18180	`opt`	`gcc -m64 -march=nocona -O3 -fomit-frame-pointer`	20120530	20120525
18198	`opt`	`gcc -O2 -fomit-frame-pointer`	20120530	20120525
18441	`opt`	`gcc -march=nocona -Os -fomit-frame-pointer`	20120530	20120525
18459	`opt`	`gcc -funroll-loops -O2 -fomit-frame-pointer`	20120530	20120525
18477	`opt`	`gcc -funroll-loops -m64 -march=nocona -Os -fomit-frame-pointer`	20120530	20120525
18495	`opt`	`gcc -funroll-loops -march=nocona -Os -fomit-frame-pointer`	20120530	20120525
18495	`opt`	`gcc -m64 -march=nocona -Os -fomit-frame-pointer`	20120530	20120525
18522	`opt`	`gcc -m64 -march=native -mtune=native -Os -fomit-frame-pointer`	20120530	20120525
18531	`opt`	`gcc -funroll-loops -m64 -O2 -fomit-frame-pointer`	20120530	20120525
18540	`opt`	`gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer`	20120530	20120525
18558	`opt`	`gcc -m64 -march=core2 -Os -fomit-frame-pointer`	20120530	20120525
18558	`opt`	`gcc -m64 -march=core2 -msse4.1 -Os -fomit-frame-pointer`	20120530	20120525
18567	`opt`	`gcc -Os -fomit-frame-pointer`	20120530	20120525
18603	`opt`	`gcc -march=k8 -Os -fomit-frame-pointer`	20120530	20120525
18612	`opt`	`gcc -m64 -march=core2 -O2 -fomit-frame-pointer`	20120530	20120525
18630	`opt`	`gcc -fno-schedule-insns -Os -fomit-frame-pointer`	20120530	20120525
18630	`opt`	`gcc -m64 -march=core2 -msse4 -Os -fomit-frame-pointer`	20120530	20120525
18630	`opt`	`gcc -m64 -march=k8 -Os -fomit-frame-pointer`	20120530	20120525
18639	`opt`	`gcc -m64 -Os -fomit-frame-pointer`	20120530	20120525
18648	`opt`	`gcc -m64 -march=core2 -msse4.1 -O2 -fomit-frame-pointer`	20120530	20120525
18855	`opt`	`gcc -march=barcelona -Os -fomit-frame-pointer`	20120530	20120525
18909	`opt`	`gcc -m64 -march=core2 -msse4 -O2 -fomit-frame-pointer`	20120530	20120525
18927	`opt`	`gcc -m64 -march=native -mtune=native -O2 -fomit-frame-pointer`	20120530	20120525
18945	`opt`	`gcc -m64 -march=barcelona -O2 -fomit-frame-pointer`	20120530	20120525
18954	`opt`	`gcc -march=barcelona -O2 -fomit-frame-pointer`	20120530	20120525
18972	`opt`	`gcc -m64 -march=barcelona -Os -fomit-frame-pointer`	20120530	20120525
19053	`opt`	`gcc -funroll-loops -m64 -march=barcelona -O2 -fomit-frame-pointer`	20120530	20120525
19062	`opt`	`gcc -funroll-loops -march=barcelona -O2 -fomit-frame-pointer`	20120530	20120525
19161	`x64`	`gcc -m64 -march=core2 -msse4 -O -fomit-frame-pointer`	20120530	20120525
19179	`x64`	`gcc -funroll-loops -march=barcelona -O2 -fomit-frame-pointer`	20120530	20120525
19233	`x64`	`gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer`	20120530	20120525
19269	`opt`	`gcc -funroll-loops -m64 -march=k8 -O2 -fomit-frame-pointer`	20120530	20120525
19296	`opt`	`gcc -march=barcelona -O3 -fomit-frame-pointer`	20120530	20120525
19305	`x64`	`gcc -m64 -march=core2 -msse4.1 -O -fomit-frame-pointer`	20120530	20120525
19323	`opt`	`gcc -funroll-loops -march=k8 -O2 -fomit-frame-pointer`	20120530	20120525
19413	`x64`	`gcc -funroll-loops -m64 -march=k8 -O -fomit-frame-pointer`	20120530	20120525
19431	`x64`	`gcc -march=barcelona -O -fomit-frame-pointer`	20120530	20120525
19476	`opt`	`gcc -funroll-loops -m64 -march=barcelona -O3 -fomit-frame-pointer`	20120530	20120525
19674	`opt`	`gcc -funroll-loops -O3 -fomit-frame-pointer`	20120530	20120525
19674	`opt`	`gcc -m64 -march=k8 -O2 -fomit-frame-pointer`	20120530	20120525
19674	`opt`	`gcc -march=k8 -O2 -fomit-frame-pointer`	20120530	20120525
19683	`opt`	`gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer`	20120530	20120525
19701	`opt`	`gcc -funroll-loops -m64 -O3 -fomit-frame-pointer`	20120530	20120525
19701	`opt`	`gcc -m64 -march=barcelona -O3 -fomit-frame-pointer`	20120530	20120525
19719	`opt`	`gcc -fno-schedule-insns -O3 -fomit-frame-pointer`	20120530	20120525
19746	`opt`	`gcc -O3 -fomit-frame-pointer`	20120530	20120525
19791	`opt`	`gcc -m64 -march=core2 -msse4.1 -O3 -fomit-frame-pointer`	20120530	20120525
19818	`opt`	`gcc -m64 -O3 -fomit-frame-pointer`	20120530	20120525
19818	`opt`	`gcc -m64 -march=core2 -O3 -fomit-frame-pointer`	20120530	20120525
19845	`opt`	`gcc -m64 -march=core2 -msse4 -O3 -fomit-frame-pointer`	20120530	20120525
19845	`x64`	`gcc -march=nocona -Os -fomit-frame-pointer`	20120530	20120525
19971	`x64`	`gcc -m64 -march=native -mtune=native -Os -fomit-frame-pointer`	20120530	20120525
20025	`x64`	`gcc -funroll-loops -march=nocona -Os -fomit-frame-pointer`	20120530	20120525
20052	`x64`	`gcc -march=barcelona -Os -fomit-frame-pointer`	20120530	20120525
20214	`opt`	`gcc -funroll-loops -march=k8 -O3 -fomit-frame-pointer`	20120530	20120525
20259	`opt`	`gcc -m64 -march=k8 -O3 -fomit-frame-pointer`	20120530	20120525
20277	`opt`	`gcc -funroll-loops -m64 -march=k8 -O3 -fomit-frame-pointer`	20120530	20120525
20313	`opt`	`gcc -march=k8 -O3 -fomit-frame-pointer`	20120530	20120525
23436	`opt`	`gcc -m64 -march=core2 -msse4.1 -O -fomit-frame-pointer`	20120530	20120525
29214	`opt`	`gcc -funroll-loops -march=barcelona -O3 -fomit-frame-pointer`	20120530	20120525
29718	`opt`	`gcc -m64 -march=native -mtune=native -O3 -fomit-frame-pointer`	20120530	20120525
68526	`opt`	`cc`	20120530	20120525
68553	`opt`	`gcc -funroll-loops`	20120530	20120525
68571	`opt`	`gcc`	20120530	20120525

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