Implementation notes: amd64, h9ivy, crypto_hash/skein10241024

Computer: h9ivy
Architecture: amd64
CPU ID: GenuineIntel-000306a9-bfebfbff
SUPERCOP version: 20141014
Operation: crypto_hash
Primitive: skein10241024

Time	Implementation	Compiler	Benchmark date	SUPERCOP version
13908	`opt`	`gcc -m64 -O -fomit-frame-pointer`	20140429	20140425
14004	`opt`	`gcc -m64 -march=core2 -msse4 -O -fomit-frame-pointer`	20140429	20140425
14008	`opt`	`gcc -funroll-loops -O -fomit-frame-pointer`	20140429	20140425
14008	`opt`	`gcc -m64 -march=core2 -O -fomit-frame-pointer`	20140429	20140425
14012	`opt`	`gcc -m64 -march=corei7-avx -O -fomit-frame-pointer`	20140429	20140425
14016	`opt`	`gcc -m64 -march=nocona -O -fomit-frame-pointer`	20140429	20140425
14020	`opt`	`gcc -funroll-loops -m64 -march=nocona -O -fomit-frame-pointer`	20140429	20140425
14024	`opt`	`gcc -m64 -march=native -mtune=native -O -fomit-frame-pointer`	20140429	20140425
14028	`opt`	`gcc -fno-schedule-insns -O -fomit-frame-pointer`	20140429	20140425
14032	`opt`	`gcc -m64 -march=core-avx-i -O -fomit-frame-pointer`	20140429	20140425
14044	`opt`	`gcc -O -fomit-frame-pointer`	20140429	20140425
14044	`opt`	`gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer`	20140429	20140425
14052	`opt`	`gcc -march=nocona -O -fomit-frame-pointer`	20140429	20140425
14056	`opt`	`gcc -funroll-loops -march=nocona -O -fomit-frame-pointer`	20140429	20140425
14056	`opt`	`gcc -m64 -march=corei7 -O -fomit-frame-pointer`	20140429	20140425
14064	`opt`	`gcc -m64 -march=core2 -msse4.1 -O -fomit-frame-pointer`	20140429	20140425
14068	`opt`	`gcc -funroll-loops -m64 -O -fomit-frame-pointer`	20140429	20140425
14196	`opt`	`gcc -funroll-loops -march=k8 -O -fomit-frame-pointer`	20140429	20140425
14204	`opt`	`gcc -funroll-loops -m64 -march=k8 -O -fomit-frame-pointer`	20140429	20140425
14224	`opt`	`gcc -funroll-loops -m64 -march=barcelona -O -fomit-frame-pointer`	20140429	20140425
14232	`opt`	`gcc -march=barcelona -O -fomit-frame-pointer`	20140429	20140425
14240	`opt`	`gcc -funroll-loops -march=barcelona -O -fomit-frame-pointer`	20140429	20140425
14240	`opt`	`gcc -m64 -march=k8 -O -fomit-frame-pointer`	20140429	20140425
14276	`opt`	`gcc -march=k8 -O -fomit-frame-pointer`	20140429	20140425
14292	`opt`	`gcc -m64 -march=barcelona -O -fomit-frame-pointer`	20140429	20140425
14924	`opt`	`gcc -fno-schedule-insns -Os -fomit-frame-pointer`	20140429	20140425
14948	`opt`	`gcc -m64 -march=k8 -Os -fomit-frame-pointer`	20140429	20140425
14956	`opt`	`gcc -march=k8 -Os -fomit-frame-pointer`	20140429	20140425
14972	`opt`	`gcc -m64 -march=native -mtune=native -Os -fomit-frame-pointer`	20140429	20140425
14980	`opt`	`gcc -m64 -march=core2 -msse4.1 -Os -fomit-frame-pointer`	20140429	20140425
14992	`opt`	`gcc -Os -fomit-frame-pointer`	20140429	20140425
14992	`opt`	`gcc -march=nocona -Os -fomit-frame-pointer`	20140429	20140425
14996	`opt`	`gcc -funroll-loops -m64 -march=barcelona -Os -fomit-frame-pointer`	20140429	20140425
14996	`opt`	`gcc -m64 -Os -fomit-frame-pointer`	20140429	20140425
14996	`opt`	`gcc -m64 -march=barcelona -Os -fomit-frame-pointer`	20140429	20140425
15004	`opt`	`gcc -m64 -march=core-avx-i -Os -fomit-frame-pointer`	20140429	20140425
15008	`opt`	`gcc -m64 -march=corei7-avx -Os -fomit-frame-pointer`	20140429	20140425
15008	`opt`	`gcc -march=barcelona -Os -fomit-frame-pointer`	20140429	20140425
15016	`opt`	`gcc -m64 -march=corei7 -Os -fomit-frame-pointer`	20140429	20140425
15020	`opt`	`gcc -m64 -march=core2 -Os -fomit-frame-pointer`	20140429	20140425
15036	`opt`	`gcc -funroll-loops -march=barcelona -Os -fomit-frame-pointer`	20140429	20140425
15036	`opt`	`gcc -m64 -march=nocona -Os -fomit-frame-pointer`	20140429	20140425
15060	`opt`	`gcc -m64 -march=core2 -msse4 -Os -fomit-frame-pointer`	20140429	20140425
15176	`opt`	`gcc -funroll-loops -m64 -march=nocona -Os -fomit-frame-pointer`	20140429	20140425
15184	`opt`	`gcc -funroll-loops -m64 -march=k8 -Os -fomit-frame-pointer`	20140429	20140425
15192	`opt`	`gcc -funroll-loops -Os -fomit-frame-pointer`	20140429	20140425
15192	`opt`	`gcc -funroll-loops -m64 -Os -fomit-frame-pointer`	20140429	20140425
15212	`opt`	`gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer`	20140429	20140425
15216	`opt`	`gcc -funroll-loops -march=k8 -Os -fomit-frame-pointer`	20140429	20140425
15272	`opt`	`gcc -funroll-loops -march=nocona -Os -fomit-frame-pointer`	20140429	20140425
15472	`opt`	`gcc -m64 -march=core2 -msse4.1 -O3 -fomit-frame-pointer`	20140429	20140425
15484	`opt`	`gcc -m64 -march=core2 -O3 -fomit-frame-pointer`	20140429	20140425
15504	`opt`	`gcc -m64 -march=corei7 -O3 -fomit-frame-pointer`	20140429	20140425
15512	`opt`	`gcc -m64 -march=core2 -msse4 -O3 -fomit-frame-pointer`	20140429	20140425
15664	`opt`	`gcc -m64 -O3 -fomit-frame-pointer`	20140429	20140425
15672	`opt`	`gcc -fno-schedule-insns -O3 -fomit-frame-pointer`	20140429	20140425
15672	`opt`	`gcc -funroll-loops -O3 -fomit-frame-pointer`	20140429	20140425
15676	`opt`	`gcc -funroll-loops -m64 -O3 -fomit-frame-pointer`	20140429	20140425
15684	`opt`	`gcc -O3 -fomit-frame-pointer`	20140429	20140425
15696	`opt`	`gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer`	20140429	20140425
16012	`opt`	`gcc -march=nocona -O3 -fomit-frame-pointer`	20140429	20140425
16016	`opt`	`gcc -m64 -march=nocona -O3 -fomit-frame-pointer`	20140429	20140425
16032	`opt`	`gcc -funroll-loops -march=nocona -O3 -fomit-frame-pointer`	20140429	20140425
16084	`opt`	`gcc -funroll-loops -m64 -march=nocona -O3 -fomit-frame-pointer`	20140429	20140425
16592	`opt`	`gcc -funroll-loops -m64 -O2 -fomit-frame-pointer`	20140429	20140425
16620	`opt`	`gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer`	20140429	20140425
16644	`opt`	`gcc -funroll-loops -O2 -fomit-frame-pointer`	20140429	20140425
16692	`opt`	`gcc -m64 -march=corei7-avx -O3 -fomit-frame-pointer`	20140429	20140425
16704	`opt`	`gcc -m64 -march=core2 -msse4 -O2 -fomit-frame-pointer`	20140429	20140425
16708	`opt`	`gcc -m64 -march=core2 -O2 -fomit-frame-pointer`	20140429	20140425
16708	`opt`	`gcc -m64 -march=core2 -msse4.1 -O2 -fomit-frame-pointer`	20140429	20140425
16712	`opt`	`gcc -m64 -march=corei7-avx -O2 -fomit-frame-pointer`	20140429	20140425
16716	`opt`	`gcc -m64 -march=core-avx-i -O2 -fomit-frame-pointer`	20140429	20140425
16716	`opt`	`gcc -m64 -march=corei7 -O2 -fomit-frame-pointer`	20140429	20140425
16732	`opt`	`gcc -m64 -march=core-avx-i -O3 -fomit-frame-pointer`	20140429	20140425
16840	`opt`	`gcc -fno-schedule-insns -O2 -fomit-frame-pointer`	20140429	20140425
16848	`opt`	`gcc -m64 -march=native -mtune=native -O2 -fomit-frame-pointer`	20140429	20140425
16852	`opt`	`gcc -O2 -fomit-frame-pointer`	20140429	20140425
16860	`opt`	`gcc -m64 -march=native -mtune=native -O3 -fomit-frame-pointer`	20140429	20140425
16876	`opt`	`gcc -m64 -O2 -fomit-frame-pointer`	20140429	20140425
16916	`opt`	`gcc -funroll-loops -march=barcelona -O2 -fomit-frame-pointer`	20140429	20140425
16928	`opt`	`gcc -funroll-loops -m64 -march=barcelona -O2 -fomit-frame-pointer`	20140429	20140425
16940	`opt`	`gcc -march=nocona -O2 -fomit-frame-pointer`	20140429	20140425
16948	`opt`	`gcc -funroll-loops -m64 -march=k8 -O2 -fomit-frame-pointer`	20140429	20140425
16956	`opt`	`gcc -m64 -march=nocona -O2 -fomit-frame-pointer`	20140429	20140425
16976	`opt`	`gcc -funroll-loops -march=k8 -O2 -fomit-frame-pointer`	20140429	20140425
16988	`opt`	`gcc -funroll-loops -march=nocona -O2 -fomit-frame-pointer`	20140429	20140425
17016	`opt`	`gcc -funroll-loops -m64 -march=nocona -O2 -fomit-frame-pointer`	20140429	20140425
17192	`opt`	`gcc -m64 -march=barcelona -O2 -fomit-frame-pointer`	20140429	20140425
17192	`opt`	`gcc -march=barcelona -O2 -fomit-frame-pointer`	20140429	20140425
17244	`opt`	`gcc -m64 -march=k8 -O2 -fomit-frame-pointer`	20140429	20140425
17244	`opt`	`gcc -march=k8 -O2 -fomit-frame-pointer`	20140429	20140425
17300	`opt`	`gcc -march=barcelona -O3 -fomit-frame-pointer`	20140429	20140425
17308	`opt`	`gcc -funroll-loops -m64 -march=barcelona -O3 -fomit-frame-pointer`	20140429	20140425
17308	`opt`	`gcc -m64 -march=k8 -O3 -fomit-frame-pointer`	20140429	20140425
17312	`opt`	`gcc -m64 -march=barcelona -O3 -fomit-frame-pointer`	20140429	20140425
17328	`opt`	`gcc -march=k8 -O3 -fomit-frame-pointer`	20140429	20140425
17332	`opt`	`gcc -funroll-loops -m64 -march=k8 -O3 -fomit-frame-pointer`	20140429	20140425
17340	`opt`	`gcc -funroll-loops -march=barcelona -O3 -fomit-frame-pointer`	20140429	20140425
17344	`opt`	`gcc -funroll-loops -march=k8 -O3 -fomit-frame-pointer`	20140429	20140425
49832	`opt`	`gcc -funroll-loops`	20140429	20140425
49852	`opt`	`cc`	20140429	20140425
49860	`opt`	`gcc`	20140429	20140425

Test failure

Implementation: crypto_hash/skein10241024/x64
Compiler: cc

error 111

Number of similar (compiler,implementation) pairs: 99, 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=core-avx-i -O2 -fomit-frame-pointer	x64
gcc -m64 -march=core-avx-i -O3 -fomit-frame-pointer	x64
gcc -m64 -march=core-avx-i -O -fomit-frame-pointer	x64
gcc -m64 -march=core-avx-i -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=corei7-avx -O2 -fomit-frame-pointer	x64
gcc -m64 -march=corei7-avx -O3 -fomit-frame-pointer	x64
gcc -m64 -march=corei7-avx -O -fomit-frame-pointer	x64
gcc -m64 -march=corei7-avx -Os -fomit-frame-pointer	x64
gcc -m64 -march=corei7 -O2 -fomit-frame-pointer	x64
gcc -m64 -march=corei7 -O3 -fomit-frame-pointer	x64
gcc -m64 -march=corei7 -O -fomit-frame-pointer	x64
gcc -m64 -march=corei7 -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

Test failure

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

error 111
error 111

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

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 [-Wtrigraphs]

Number of similar (compiler,implementation) pairs: 99, 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=core-avx-i -O2 -fomit-frame-pointer	x64
gcc -m64 -march=core-avx-i -O3 -fomit-frame-pointer	x64
gcc -m64 -march=core-avx-i -O -fomit-frame-pointer	x64
gcc -m64 -march=core-avx-i -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=corei7-avx -O2 -fomit-frame-pointer	x64
gcc -m64 -march=corei7-avx -O3 -fomit-frame-pointer	x64
gcc -m64 -march=corei7-avx -O -fomit-frame-pointer	x64
gcc -m64 -march=corei7-avx -Os -fomit-frame-pointer	x64
gcc -m64 -march=corei7 -O2 -fomit-frame-pointer	x64
gcc -m64 -march=corei7 -O3 -fomit-frame-pointer	x64
gcc -m64 -march=corei7 -O -fomit-frame-pointer	x64
gcc -m64 -march=corei7 -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 [-Wtrigraphs]
skein_block_x64.S: skein_block_x64.S:336:61: warning: trigraph ??) ignored, use -trigraphs to enable [-Wtrigraphs]

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