Implementation notes: x86, pistol, crypto_hash/skein256256

Computer: pistol
Architecture: x86
CPU ID: AuthenticAMD-00600f12-178bfbff
SUPERCOP version: 20121016
Operation: crypto_hash
Primitive: skein256256

Time	Implementation	Compiler	Benchmark date	SUPERCOP version
115062	`opt`	`gcc -funroll-loops -m32 -march=pentium2 -O3 -fomit-frame-pointer`	20121106	20121016
115102	`opt`	`gcc -funroll-loops -m32 -march=pentium3 -O2 -fomit-frame-pointer`	20121106	20121016
115157	`opt`	`gcc -funroll-loops -m32 -march=pentium2 -O2 -fomit-frame-pointer`	20121106	20121016
115171	`opt`	`gcc -funroll-loops -m32 -march=pentiumpro -O2 -fomit-frame-pointer`	20121106	20121016
115255	`opt`	`gcc -funroll-loops -m32 -march=pentiumpro -O3 -fomit-frame-pointer`	20121106	20121016
115402	`opt`	`gcc -funroll-loops -m32 -march=pentium-m -O3 -fomit-frame-pointer`	20121106	20121016
115440	`opt`	`gcc -funroll-loops -m32 -march=pentium-m -O2 -fomit-frame-pointer`	20121106	20121016
115479	`opt`	`gcc -funroll-loops -m32 -march=pentium3 -O3 -fomit-frame-pointer`	20121106	20121016
116124	`opt`	`gcc -funroll-loops -m32 -march=pentium -O2 -fomit-frame-pointer`	20121106	20121016
116158	`opt`	`gcc -funroll-loops -m32 -march=pentium -O3 -fomit-frame-pointer`	20121106	20121016
116188	`opt`	`gcc -funroll-loops -m32 -march=pentium-mmx -O3 -fomit-frame-pointer`	20121106	20121016
116474	`opt`	`gcc -funroll-loops -m32 -march=pentium-mmx -O2 -fomit-frame-pointer`	20121106	20121016
118330	`opt`	`gcc -m32 -march=k6 -O3 -fomit-frame-pointer`	20121106	20121016
118508	`opt`	`gcc -funroll-loops -m32 -march=pentium4 -O2 -fomit-frame-pointer`	20121106	20121016
118538	`opt`	`gcc -m32 -march=k6-2 -O2 -fomit-frame-pointer`	20121106	20121016
118722	`opt`	`gcc -funroll-loops -m32 -march=prescott -O3 -fomit-frame-pointer`	20121106	20121016
118774	`opt`	`gcc -funroll-loops -m32 -march=nocona -O2 -fomit-frame-pointer`	20121106	20121016
118782	`opt`	`gcc -funroll-loops -m32 -march=k8 -O2 -fomit-frame-pointer`	20121106	20121016
118790	`opt`	`gcc -m32 -march=k6-3 -O2 -fomit-frame-pointer`	20121106	20121016
118832	`opt`	`gcc -funroll-loops -m32 -march=nocona -O3 -fomit-frame-pointer`	20121106	20121016
118836	`opt`	`gcc -funroll-loops -m32 -march=pentium4 -O3 -fomit-frame-pointer`	20121106	20121016
118888	`opt`	`gcc -funroll-loops -m32 -march=i386 -O2 -fomit-frame-pointer`	20121106	20121016
118888	`opt`	`gcc -funroll-loops -m32 -march=i486 -O2 -fomit-frame-pointer`	20121106	20121016
118890	`opt`	`gcc -funroll-loops -m32 -march=prescott -O2 -fomit-frame-pointer`	20121106	20121016
118929	`opt`	`gcc -funroll-loops -m32 -march=i386 -O3 -fomit-frame-pointer`	20121106	20121016
119090	`opt`	`gcc -funroll-loops -m32 -march=i486 -O3 -fomit-frame-pointer`	20121106	20121016
119396	`opt`	`gcc -funroll-loops -m32 -march=k6-3 -O2 -fomit-frame-pointer`	20121106	20121016
119784	`opt`	`gcc -funroll-loops -m32 -march=k6 -O2 -fomit-frame-pointer`	20121106	20121016
120210	`opt`	`gcc -m32 -march=pentium -O2 -fomit-frame-pointer`	20121106	20121016
120212	`opt`	`gcc -m32 -march=pentiumpro -O2 -fomit-frame-pointer`	20121106	20121016
120242	`opt`	`gcc -m32 -march=pentium-mmx -O3 -fomit-frame-pointer`	20121106	20121016
120266	`opt`	`gcc -funroll-loops -m32 -march=athlon -O2 -fomit-frame-pointer`	20121106	20121016
120276	`opt`	`gcc -m32 -march=k6 -O2 -fomit-frame-pointer`	20121106	20121016
120328	`opt`	`gcc -m32 -march=pentium-mmx -O2 -fomit-frame-pointer`	20121106	20121016
120388	`opt`	`gcc -funroll-loops -m32 -march=k6 -O3 -fomit-frame-pointer`	20121106	20121016
120426	`opt`	`gcc -m32 -march=pentium -O3 -fomit-frame-pointer`	20121106	20121016
120540	`opt`	`gcc -m32 -march=pentium-m -O3 -fomit-frame-pointer`	20121106	20121016
120590	`opt`	`gcc -m32 -march=pentium-m -O2 -fomit-frame-pointer`	20121106	20121016
120722	`opt`	`gcc -funroll-loops -m32 -march=k6-2 -O2 -fomit-frame-pointer`	20121106	20121016
120822	`opt`	`gcc -m32 -march=pentium3 -O3 -fomit-frame-pointer`	20121106	20121016
120996	`opt`	`gcc -funroll-loops -m32 -march=barcelona -O2 -fomit-frame-pointer`	20121106	20121016
121252	`opt`	`gcc -m32 -march=pentium2 -O3 -fomit-frame-pointer`	20121106	20121016
121414	`opt`	`gcc -m32 -march=pentiumpro -O3 -fomit-frame-pointer`	20121106	20121016
122490	`opt`	`gcc -m32 -march=prescott -O3 -fomit-frame-pointer`	20121106	20121016
122598	`opt`	`gcc -m32 -march=nocona -O3 -fomit-frame-pointer`	20121106	20121016
122630	`opt`	`gcc -m32 -march=pentium4 -O3 -fomit-frame-pointer`	20121106	20121016
122764	`opt`	`gcc -m32 -march=pentium2 -O2 -fomit-frame-pointer`	20121106	20121016
122848	`opt`	`gcc -m32 -march=i486 -O2 -fomit-frame-pointer`	20121106	20121016
122862	`opt`	`gcc -m32 -march=nocona -O2 -fomit-frame-pointer`	20121106	20121016
122868	`opt`	`gcc -m32 -march=pentium3 -O2 -fomit-frame-pointer`	20121106	20121016
122882	`opt`	`gcc -m32 -O2 -fomit-frame-pointer`	20121106	20121016
123000	`opt`	`gcc -m32 -march=pentium4 -O2 -fomit-frame-pointer`	20121106	20121016
123022	`opt`	`gcc -m32 -march=prescott -O2 -fomit-frame-pointer`	20121106	20121016
123066	`opt`	`gcc -m32 -march=i386 -O3 -fomit-frame-pointer`	20121106	20121016
123222	`opt`	`gcc -m32 -march=i486 -O3 -fomit-frame-pointer`	20121106	20121016
123334	`opt`	`gcc -m32 -march=i386 -O2 -fomit-frame-pointer`	20121106	20121016
123552	`opt`	`gcc -funroll-loops -m32 -march=k6-2 -O3 -fomit-frame-pointer`	20121106	20121016
123607	`opt`	`gcc -funroll-loops -m32 -march=k6-3 -O3 -fomit-frame-pointer`	20121106	20121016
123730	`opt`	`gcc -m32 -march=corei7 -O3 -fomit-frame-pointer`	20121106	20121016
123936	`opt`	`gcc -funroll-loops -m32 -O3 -fomit-frame-pointer`	20121106	20121016
124864	`opt`	`gcc -m32 -march=core2 -O3 -fomit-frame-pointer`	20121106	20121016
125228	`opt`	`gcc -m32 -march=core2 -msse4.1 -O3 -fomit-frame-pointer`	20121106	20121016
125356	`opt`	`gcc -m32 -march=core-avx-i -Os -fomit-frame-pointer`	20121106	20121016
125563	`opt`	`gcc -m32 -march=core2 -Os -fomit-frame-pointer`	20121106	20121016
125576	`opt`	`gcc -m32 -march=corei7-avx -Os -fomit-frame-pointer`	20121106	20121016
125614	`opt`	`gcc -funroll-loops -m32 -O2 -fomit-frame-pointer`	20121106	20121016
125746	`opt`	`gcc -m32 -march=corei7 -Os -fomit-frame-pointer`	20121106	20121016
125792	`opt`	`gcc -m32 -march=core2 -msse4 -Os -fomit-frame-pointer`	20121106	20121016
125848	`opt`	`gcc -m32 -march=core2 -msse4.1 -Os -fomit-frame-pointer`	20121106	20121016
125934	`opt`	`gcc -m32 -march=native -mtune=native -Os -fomit-frame-pointer`	20121106	20121016
126060	`opt`	`gcc -m32 -march=pentium2 -Os -fomit-frame-pointer`	20121106	20121016
126160	`opt`	`gcc -m32 -march=pentium-mmx -Os -fomit-frame-pointer`	20121106	20121016
126218	`opt`	`gcc -m32 -march=pentium -Os -fomit-frame-pointer`	20121106	20121016
126284	`opt`	`gcc -m32 -march=core-avx-i -O3 -fomit-frame-pointer`	20121106	20121016
126622	`opt`	`gcc -m32 -march=pentium3 -Os -fomit-frame-pointer`	20121106	20121016
126638	`opt`	`gcc -m32 -march=pentiumpro -Os -fomit-frame-pointer`	20121106	20121016
126704	`opt`	`gcc -m32 -march=core2 -O2 -fomit-frame-pointer`	20121106	20121016
126724	`opt`	`gcc -m32 -march=k6-2 -O3 -fomit-frame-pointer`	20121106	20121016
126730	`opt`	`gcc -m32 -march=core2 -msse4.1 -O2 -fomit-frame-pointer`	20121106	20121016
127018	`opt`	`gcc -m32 -march=pentium-m -Os -fomit-frame-pointer`	20121106	20121016
127128	`opt`	`gcc -m32 -march=k6 -Os -fomit-frame-pointer`	20121106	20121016
127130	`opt`	`gcc -m32 -march=core2 -msse4 -O3 -fomit-frame-pointer`	20121106	20121016
127622	`opt`	`gcc -m32 -march=native -mtune=native -O3 -fomit-frame-pointer`	20121106	20121016
127834	`opt`	`gcc -m32 -march=k8 -Os -fomit-frame-pointer`	20121106	20121016
128102	`opt`	`gcc -m32 -march=core-avx-i -O2 -fomit-frame-pointer`	20121106	20121016
128328	`opt`	`gcc -m32 -Os -fomit-frame-pointer`	20121106	20121016
128332	`opt`	`gcc -m32 -march=corei7-avx -O2 -fomit-frame-pointer`	20121106	20121016
128596	`opt`	`gcc -m32 -march=nocona -Os -fomit-frame-pointer`	20121106	20121016
128652	`opt`	`gcc -m32 -march=pentium4 -Os -fomit-frame-pointer`	20121106	20121016
128738	`opt`	`gcc -m32 -O3 -fomit-frame-pointer`	20121106	20121016
128798	`opt`	`gcc -funroll-loops -m32 -march=prescott -Os -fomit-frame-pointer`	20121106	20121016
128824	`opt`	`gcc -m32 -march=prescott -Os -fomit-frame-pointer`	20121106	20121016
128962	`opt`	`gcc -m32 -march=k6-3 -O3 -fomit-frame-pointer`	20121106	20121016
128986	`opt`	`gcc -funroll-loops -m32 -march=k6 -Os -fomit-frame-pointer`	20121106	20121016
129056	`opt`	`gcc -m32 -march=corei7-avx -O3 -fomit-frame-pointer`	20121106	20121016
129086	`opt`	`gcc -funroll-loops -m32 -march=i386 -Os -fomit-frame-pointer`	20121106	20121016
129116	`opt`	`gcc -funroll-loops -m32 -march=pentium4 -Os -fomit-frame-pointer`	20121106	20121016
129120	`opt`	`gcc -m32 -march=barcelona -Os -fomit-frame-pointer`	20121106	20121016
129150	`opt`	`gcc -m32 -march=i486 -Os -fomit-frame-pointer`	20121106	20121016
129204	`opt`	`gcc -m32 -march=corei7 -O2 -fomit-frame-pointer`	20121106	20121016
129216	`opt`	`gcc -funroll-loops -m32 -march=i486 -Os -fomit-frame-pointer`	20121106	20121016
129218	`opt`	`gcc -m32 -march=i386 -Os -fomit-frame-pointer`	20121106	20121016
129426	`opt`	`gcc -m32 -march=athlon -Os -fomit-frame-pointer`	20121106	20121016
129472	`opt`	`gcc -m32 -march=barcelona -O2 -fomit-frame-pointer`	20121106	20121016
129478	`opt`	`gcc -m32 -march=k6-2 -Os -fomit-frame-pointer`	20121106	20121016
129802	`opt`	`gcc -funroll-loops -m32 -march=athlon -O3 -fomit-frame-pointer`	20121106	20121016
130226	`opt`	`gcc -funroll-loops -m32 -march=nocona -Os -fomit-frame-pointer`	20121106	20121016
130230	`opt`	`gcc -m32 -march=core2 -msse4 -O2 -fomit-frame-pointer`	20121106	20121016
131086	`opt`	`gcc -funroll-loops -m32 -Os -fomit-frame-pointer`	20121106	20121016
131216	`opt`	`gcc -funroll-loops -m32 -march=k6-2 -Os -fomit-frame-pointer`	20121106	20121016
131588	`opt`	`gcc -m32 -march=native -mtune=native -O2 -fomit-frame-pointer`	20121106	20121016
131728	`opt`	`gcc -m32 -march=pentium-mmx -O -fomit-frame-pointer`	20121106	20121016
132052	`opt`	`gcc -m32 -march=native -mtune=native -O -fomit-frame-pointer`	20121106	20121016
132188	`opt`	`gcc -m32 -march=athlon -O2 -fomit-frame-pointer`	20121106	20121016
132216	`opt`	`gcc -m32 -O -fomit-frame-pointer`	20121106	20121016
132220	`opt`	`gcc -funroll-loops -m32 -march=barcelona -O -fomit-frame-pointer`	20121106	20121016
132228	`opt`	`gcc -m32 -march=k8 -O2 -fomit-frame-pointer`	20121106	20121016
132250	`opt`	`gcc -m32 -march=barcelona -O -fomit-frame-pointer`	20121106	20121016
132256	`opt`	`gcc -m32 -march=pentium -O -fomit-frame-pointer`	20121106	20121016
132272	`opt`	`gcc -m32 -march=i486 -O -fomit-frame-pointer`	20121106	20121016
132274	`opt`	`gcc -funroll-loops -m32 -march=athlon -O -fomit-frame-pointer`	20121106	20121016
132294	`opt`	`gcc -funroll-loops -m32 -march=prescott -O -fomit-frame-pointer`	20121106	20121016
132298	`opt`	`gcc -funroll-loops -m32 -march=pentium-mmx -O -fomit-frame-pointer`	20121106	20121016
132302	`opt`	`gcc -funroll-loops -m32 -O -fomit-frame-pointer`	20121106	20121016
132304	`opt`	`gcc -funroll-loops -m32 -march=i486 -O -fomit-frame-pointer`	20121106	20121016
132334	`opt`	`gcc -funroll-loops -m32 -march=pentium -O -fomit-frame-pointer`	20121106	20121016
132368	`opt`	`gcc -funroll-loops -m32 -march=k8 -O -fomit-frame-pointer`	20121106	20121016
132410	`opt`	`gcc -m32 -march=core-avx-i -O -fomit-frame-pointer`	20121106	20121016
132412	`opt`	`gcc -funroll-loops -m32 -march=nocona -O -fomit-frame-pointer`	20121106	20121016
132432	`opt`	`gcc -m32 -march=corei7-avx -O -fomit-frame-pointer`	20121106	20121016
132448	`opt`	`gcc -funroll-loops -m32 -march=i386 -O -fomit-frame-pointer`	20121106	20121016
132486	`opt`	`gcc -m32 -march=k8 -O -fomit-frame-pointer`	20121106	20121016
132509	`opt`	`gcc -m32 -march=prescott -O -fomit-frame-pointer`	20121106	20121016
132526	`opt`	`gcc -m32 -march=core2 -O -fomit-frame-pointer`	20121106	20121016
132530	`opt`	`gcc -m32 -march=nocona -O -fomit-frame-pointer`	20121106	20121016
132568	`opt`	`gcc -m32 -march=core2 -msse4 -O -fomit-frame-pointer`	20121106	20121016
132586	`opt`	`gcc -m32 -march=i386 -O -fomit-frame-pointer`	20121106	20121016
132592	`opt`	`gcc -m32 -march=core2 -msse4.1 -O -fomit-frame-pointer`	20121106	20121016
132592	`opt`	`gcc -m32 -march=k6-3 -Os -fomit-frame-pointer`	20121106	20121016
132660	`opt`	`gcc -funroll-loops -m32 -march=k6-3 -Os -fomit-frame-pointer`	20121106	20121016
132668	`opt`	`gcc -m32 -march=athlon -O -fomit-frame-pointer`	20121106	20121016
132668	`opt`	`gcc -m32 -march=corei7 -O -fomit-frame-pointer`	20121106	20121016
133830	`opt`	`gcc -funroll-loops -m32 -march=pentium3 -Os -fomit-frame-pointer`	20121106	20121016
134404	`opt`	`gcc -funroll-loops -m32 -march=barcelona -O3 -fomit-frame-pointer`	20121106	20121016
134954	`opt`	`gcc -m32 -march=k6 -O -fomit-frame-pointer`	20121106	20121016
135070	`opt`	`gcc -m32 -march=k6-2 -O -fomit-frame-pointer`	20121106	20121016
135202	`opt`	`gcc -funroll-loops -m32 -march=k6-2 -O -fomit-frame-pointer`	20121106	20121016
135224	`opt`	`gcc -funroll-loops -m32 -march=k6-3 -O -fomit-frame-pointer`	20121106	20121016
135314	`opt`	`gcc -funroll-loops -m32 -march=pentium3 -O -fomit-frame-pointer`	20121106	20121016
135364	`opt`	`gcc -funroll-loops -m32 -march=pentium4 -O -fomit-frame-pointer`	20121106	20121016
135374	`opt`	`gcc -m32 -march=pentium-m -O -fomit-frame-pointer`	20121106	20121016
135556	`opt`	`gcc -funroll-loops -m32 -march=k6 -O -fomit-frame-pointer`	20121106	20121016
135702	`opt`	`gcc -funroll-loops -m32 -march=pentiumpro -O -fomit-frame-pointer`	20121106	20121016
135772	`opt`	`gcc -m32 -march=pentium4 -O -fomit-frame-pointer`	20121106	20121016
135868	`opt`	`gcc -m32 -march=pentium2 -O -fomit-frame-pointer`	20121106	20121016
136082	`opt`	`gcc -m32 -march=pentiumpro -O -fomit-frame-pointer`	20121106	20121016
136146	`opt`	`gcc -m32 -march=k6-3 -O -fomit-frame-pointer`	20121106	20121016
136154	`opt`	`gcc -m32 -march=athlon -O3 -fomit-frame-pointer`	20121106	20121016
136372	`opt`	`gcc -m32 -march=pentium3 -O -fomit-frame-pointer`	20121106	20121016
136998	`opt`	`gcc -funroll-loops -m32 -march=pentiumpro -Os -fomit-frame-pointer`	20121106	20121016
137130	`opt`	`gcc -funroll-loops -m32 -march=pentium2 -O -fomit-frame-pointer`	20121106	20121016
137594	`opt`	`gcc -m32 -march=k8 -O3 -fomit-frame-pointer`	20121106	20121016
137676	`opt`	`gcc -funroll-loops -m32 -march=pentium-m -O -fomit-frame-pointer`	20121106	20121016
138360	`opt`	`gcc -funroll-loops -m32 -march=k8 -O3 -fomit-frame-pointer`	20121106	20121016
138744	`opt`	`gcc -funroll-loops -m32 -march=pentium2 -Os -fomit-frame-pointer`	20121106	20121016
141186	`opt`	`gcc -funroll-loops -m32 -march=pentium-m -Os -fomit-frame-pointer`	20121106	20121016
146716	`opt`	`gcc -funroll-loops -m32 -march=pentium -Os -fomit-frame-pointer`	20121106	20121016
147028	`opt`	`gcc -m32 -march=barcelona -O3 -fomit-frame-pointer`	20121106	20121016
148838	`opt`	`gcc -funroll-loops -m32 -march=pentium-mmx -Os -fomit-frame-pointer`	20121106	20121016
151226	`opt`	`gcc -funroll-loops -m32 -march=k8 -Os -fomit-frame-pointer`	20121106	20121016
151286	`opt`	`gcc -funroll-loops -m32 -march=barcelona -Os -fomit-frame-pointer`	20121106	20121016
154296	`opt`	`gcc -funroll-loops -m32 -march=athlon -Os -fomit-frame-pointer`	20121106	20121016

Checksum failure

Implementation: crypto_hash/skein256256/xmm
Compiler: gcc -funroll-loops -m32 -O2 -fomit-frame-pointer

436b378ebe26b855c0160cfe6c7ede0724572ea871c718bf15512880435a351e

Number of similar (compiler,implementation) pairs: 168, namely:

Compiler	Implementations
gcc -funroll-loops -m32 -O2 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -O3 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -O -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -Os -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=athlon -O2 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=athlon -O3 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=athlon -O -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=athlon -Os -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=barcelona -O2 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=barcelona -O3 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=barcelona -O -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=barcelona -Os -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=i386 -O2 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=i386 -O3 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=i386 -O -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=i386 -Os -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=i486 -O2 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=i486 -O3 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=i486 -O -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=i486 -Os -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=k6-2 -O2 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=k6-2 -O3 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=k6-2 -O -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=k6-2 -Os -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=k6-3 -O2 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=k6-3 -O3 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=k6-3 -O -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=k6-3 -Os -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=k6 -O2 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=k6 -O3 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=k6 -O -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=k6 -Os -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=k8 -O2 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=k8 -O3 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=k8 -O -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=k8 -Os -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=nocona -O2 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=nocona -O3 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=nocona -O -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=nocona -Os -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium-m -O2 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium-m -O3 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium-m -O -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium-m -Os -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium-mmx -O2 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium-mmx -O3 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium-mmx -O -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium-mmx -Os -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium2 -O2 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium2 -O3 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium2 -O -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium2 -Os -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium3 -O2 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium3 -O3 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium3 -O -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium3 -Os -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium4 -O2 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium4 -O3 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium4 -O -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium4 -Os -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium -O2 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium -O3 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium -O -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium -Os -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentiumpro -O2 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentiumpro -O3 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentiumpro -O -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentiumpro -Os -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=prescott -O2 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=prescott -O3 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=prescott -O -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=prescott -Os -fomit-frame-pointer	xmm
gcc -m32 -O2 -fomit-frame-pointer	xmm
gcc -m32 -O3 -fomit-frame-pointer	xmm
gcc -m32 -O -fomit-frame-pointer	xmm
gcc -m32 -Os -fomit-frame-pointer	xmm
gcc -m32 -march=athlon -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=athlon -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=athlon -O -fomit-frame-pointer	xmm
gcc -m32 -march=athlon -Os -fomit-frame-pointer	xmm
gcc -m32 -march=core-avx-i -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=core-avx-i -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=core-avx-i -O -fomit-frame-pointer	xmm
gcc -m32 -march=core-avx-i -Os -fomit-frame-pointer	xmm
gcc -m32 -march=core2 -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=core2 -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=core2 -O -fomit-frame-pointer	xmm
gcc -m32 -march=core2 -Os -fomit-frame-pointer	xmm
gcc -m32 -march=core2 -msse4.1 -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=core2 -msse4.1 -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=core2 -msse4.1 -O -fomit-frame-pointer	xmm
gcc -m32 -march=core2 -msse4.1 -Os -fomit-frame-pointer	xmm
gcc -m32 -march=core2 -msse4 -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=core2 -msse4 -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=core2 -msse4 -O -fomit-frame-pointer	xmm
gcc -m32 -march=core2 -msse4 -Os -fomit-frame-pointer	xmm
gcc -m32 -march=corei7-avx -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=corei7-avx -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=corei7-avx -O -fomit-frame-pointer	xmm
gcc -m32 -march=corei7-avx -Os -fomit-frame-pointer	xmm
gcc -m32 -march=corei7 -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=corei7 -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=corei7 -O -fomit-frame-pointer	xmm
gcc -m32 -march=corei7 -Os -fomit-frame-pointer	xmm
gcc -m32 -march=i386 -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=i386 -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=i386 -O -fomit-frame-pointer	xmm
gcc -m32 -march=i386 -Os -fomit-frame-pointer	xmm
gcc -m32 -march=i486 -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=i486 -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=i486 -O -fomit-frame-pointer	xmm
gcc -m32 -march=i486 -Os -fomit-frame-pointer	xmm
gcc -m32 -march=k6-2 -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=k6-2 -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=k6-2 -O -fomit-frame-pointer	xmm
gcc -m32 -march=k6-2 -Os -fomit-frame-pointer	xmm
gcc -m32 -march=k6-3 -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=k6-3 -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=k6-3 -O -fomit-frame-pointer	xmm
gcc -m32 -march=k6-3 -Os -fomit-frame-pointer	xmm
gcc -m32 -march=k6 -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=k6 -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=k6 -O -fomit-frame-pointer	xmm
gcc -m32 -march=k6 -Os -fomit-frame-pointer	xmm
gcc -m32 -march=k8 -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=k8 -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=k8 -O -fomit-frame-pointer	xmm
gcc -m32 -march=k8 -Os -fomit-frame-pointer	xmm
gcc -m32 -march=native -mtune=native -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=native -mtune=native -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=native -mtune=native -O -fomit-frame-pointer	xmm
gcc -m32 -march=native -mtune=native -Os -fomit-frame-pointer	xmm
gcc -m32 -march=nocona -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=nocona -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=nocona -O -fomit-frame-pointer	xmm
gcc -m32 -march=nocona -Os -fomit-frame-pointer	xmm
gcc -m32 -march=pentium-m -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=pentium-m -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=pentium-m -O -fomit-frame-pointer	xmm
gcc -m32 -march=pentium-m -Os -fomit-frame-pointer	xmm
gcc -m32 -march=pentium-mmx -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=pentium-mmx -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=pentium-mmx -O -fomit-frame-pointer	xmm
gcc -m32 -march=pentium-mmx -Os -fomit-frame-pointer	xmm
gcc -m32 -march=pentium2 -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=pentium2 -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=pentium2 -O -fomit-frame-pointer	xmm
gcc -m32 -march=pentium2 -Os -fomit-frame-pointer	xmm
gcc -m32 -march=pentium3 -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=pentium3 -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=pentium3 -O -fomit-frame-pointer	xmm
gcc -m32 -march=pentium3 -Os -fomit-frame-pointer	xmm
gcc -m32 -march=pentium4 -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=pentium4 -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=pentium4 -O -fomit-frame-pointer	xmm
gcc -m32 -march=pentium4 -Os -fomit-frame-pointer	xmm
gcc -m32 -march=pentium -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=pentium -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=pentium -O -fomit-frame-pointer	xmm
gcc -m32 -march=pentium -Os -fomit-frame-pointer	xmm
gcc -m32 -march=pentiumpro -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=pentiumpro -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=pentiumpro -O -fomit-frame-pointer	xmm
gcc -m32 -march=pentiumpro -Os -fomit-frame-pointer	xmm
gcc -m32 -march=prescott -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=prescott -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=prescott -O -fomit-frame-pointer	xmm
gcc -m32 -march=prescott -Os -fomit-frame-pointer	xmm

Checksum failure

Implementation: crypto_hash/skein256256/xmm
Compiler: gcc -m32 -march=barcelona -O2 -fomit-frame-pointer

436b378ebe26b855c0160cfe6c7ede0724572ea871c718bf15512880435a351e 436b378ebe26b855c0160cfe6c7ede0724572ea871c718bf15512880435a351e

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

Compiler	Implementations
gcc -m32 -march=barcelona -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=barcelona -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=barcelona -O -fomit-frame-pointer	xmm
gcc -m32 -march=barcelona -Os -fomit-frame-pointer	xmm

Compiler output

Implementation: crypto_hash/skein256256/xmm
Compiler: gcc -funroll-loops -m32 -O2 -fomit-frame-pointer

skein_block_xmm32.S: skein_block_xmm32.S:297:61: warning: trigraph ??) ignored, use -trigraphs to enable [-Wtrigraphs]

Number of similar (compiler,implementation) pairs: 168, namely:

Compiler	Implementations
gcc -funroll-loops -m32 -O2 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -O3 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -O -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -Os -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=athlon -O2 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=athlon -O3 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=athlon -O -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=athlon -Os -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=barcelona -O2 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=barcelona -O3 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=barcelona -O -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=barcelona -Os -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=i386 -O2 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=i386 -O3 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=i386 -O -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=i386 -Os -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=i486 -O2 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=i486 -O3 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=i486 -O -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=i486 -Os -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=k6-2 -O2 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=k6-2 -O3 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=k6-2 -O -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=k6-2 -Os -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=k6-3 -O2 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=k6-3 -O3 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=k6-3 -O -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=k6-3 -Os -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=k6 -O2 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=k6 -O3 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=k6 -O -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=k6 -Os -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=k8 -O2 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=k8 -O3 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=k8 -O -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=k8 -Os -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=nocona -O2 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=nocona -O3 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=nocona -O -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=nocona -Os -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium-m -O2 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium-m -O3 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium-m -O -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium-m -Os -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium-mmx -O2 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium-mmx -O3 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium-mmx -O -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium-mmx -Os -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium2 -O2 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium2 -O3 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium2 -O -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium2 -Os -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium3 -O2 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium3 -O3 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium3 -O -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium3 -Os -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium4 -O2 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium4 -O3 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium4 -O -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium4 -Os -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium -O2 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium -O3 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium -O -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentium -Os -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentiumpro -O2 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentiumpro -O3 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentiumpro -O -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=pentiumpro -Os -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=prescott -O2 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=prescott -O3 -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=prescott -O -fomit-frame-pointer	xmm
gcc -funroll-loops -m32 -march=prescott -Os -fomit-frame-pointer	xmm
gcc -m32 -O2 -fomit-frame-pointer	xmm
gcc -m32 -O3 -fomit-frame-pointer	xmm
gcc -m32 -O -fomit-frame-pointer	xmm
gcc -m32 -Os -fomit-frame-pointer	xmm
gcc -m32 -march=athlon -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=athlon -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=athlon -O -fomit-frame-pointer	xmm
gcc -m32 -march=athlon -Os -fomit-frame-pointer	xmm
gcc -m32 -march=core-avx-i -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=core-avx-i -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=core-avx-i -O -fomit-frame-pointer	xmm
gcc -m32 -march=core-avx-i -Os -fomit-frame-pointer	xmm
gcc -m32 -march=core2 -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=core2 -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=core2 -O -fomit-frame-pointer	xmm
gcc -m32 -march=core2 -Os -fomit-frame-pointer	xmm
gcc -m32 -march=core2 -msse4.1 -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=core2 -msse4.1 -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=core2 -msse4.1 -O -fomit-frame-pointer	xmm
gcc -m32 -march=core2 -msse4.1 -Os -fomit-frame-pointer	xmm
gcc -m32 -march=core2 -msse4 -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=core2 -msse4 -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=core2 -msse4 -O -fomit-frame-pointer	xmm
gcc -m32 -march=core2 -msse4 -Os -fomit-frame-pointer	xmm
gcc -m32 -march=corei7-avx -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=corei7-avx -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=corei7-avx -O -fomit-frame-pointer	xmm
gcc -m32 -march=corei7-avx -Os -fomit-frame-pointer	xmm
gcc -m32 -march=corei7 -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=corei7 -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=corei7 -O -fomit-frame-pointer	xmm
gcc -m32 -march=corei7 -Os -fomit-frame-pointer	xmm
gcc -m32 -march=i386 -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=i386 -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=i386 -O -fomit-frame-pointer	xmm
gcc -m32 -march=i386 -Os -fomit-frame-pointer	xmm
gcc -m32 -march=i486 -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=i486 -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=i486 -O -fomit-frame-pointer	xmm
gcc -m32 -march=i486 -Os -fomit-frame-pointer	xmm
gcc -m32 -march=k6-2 -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=k6-2 -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=k6-2 -O -fomit-frame-pointer	xmm
gcc -m32 -march=k6-2 -Os -fomit-frame-pointer	xmm
gcc -m32 -march=k6-3 -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=k6-3 -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=k6-3 -O -fomit-frame-pointer	xmm
gcc -m32 -march=k6-3 -Os -fomit-frame-pointer	xmm
gcc -m32 -march=k6 -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=k6 -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=k6 -O -fomit-frame-pointer	xmm
gcc -m32 -march=k6 -Os -fomit-frame-pointer	xmm
gcc -m32 -march=k8 -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=k8 -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=k8 -O -fomit-frame-pointer	xmm
gcc -m32 -march=k8 -Os -fomit-frame-pointer	xmm
gcc -m32 -march=native -mtune=native -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=native -mtune=native -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=native -mtune=native -O -fomit-frame-pointer	xmm
gcc -m32 -march=native -mtune=native -Os -fomit-frame-pointer	xmm
gcc -m32 -march=nocona -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=nocona -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=nocona -O -fomit-frame-pointer	xmm
gcc -m32 -march=nocona -Os -fomit-frame-pointer	xmm
gcc -m32 -march=pentium-m -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=pentium-m -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=pentium-m -O -fomit-frame-pointer	xmm
gcc -m32 -march=pentium-m -Os -fomit-frame-pointer	xmm
gcc -m32 -march=pentium-mmx -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=pentium-mmx -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=pentium-mmx -O -fomit-frame-pointer	xmm
gcc -m32 -march=pentium-mmx -Os -fomit-frame-pointer	xmm
gcc -m32 -march=pentium2 -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=pentium2 -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=pentium2 -O -fomit-frame-pointer	xmm
gcc -m32 -march=pentium2 -Os -fomit-frame-pointer	xmm
gcc -m32 -march=pentium3 -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=pentium3 -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=pentium3 -O -fomit-frame-pointer	xmm
gcc -m32 -march=pentium3 -Os -fomit-frame-pointer	xmm
gcc -m32 -march=pentium4 -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=pentium4 -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=pentium4 -O -fomit-frame-pointer	xmm
gcc -m32 -march=pentium4 -Os -fomit-frame-pointer	xmm
gcc -m32 -march=pentium -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=pentium -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=pentium -O -fomit-frame-pointer	xmm
gcc -m32 -march=pentium -Os -fomit-frame-pointer	xmm
gcc -m32 -march=pentiumpro -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=pentiumpro -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=pentiumpro -O -fomit-frame-pointer	xmm
gcc -m32 -march=pentiumpro -Os -fomit-frame-pointer	xmm
gcc -m32 -march=prescott -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=prescott -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=prescott -O -fomit-frame-pointer	xmm
gcc -m32 -march=prescott -Os -fomit-frame-pointer	xmm

Compiler output

Implementation: crypto_hash/skein256256/xmm
Compiler: gcc -m32 -march=barcelona -O2 -fomit-frame-pointer

skein_block_xmm32.S: skein_block_xmm32.S:297:61: warning: trigraph ??) ignored, use -trigraphs to enable [-Wtrigraphs]
skein_block_xmm32.S: skein_block_xmm32.S:297:61: warning: trigraph ??) ignored, use -trigraphs to enable [-Wtrigraphs]

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

Compiler	Implementations
gcc -m32 -march=barcelona -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=barcelona -O3 -fomit-frame-pointer	xmm
gcc -m32 -march=barcelona -O -fomit-frame-pointer	xmm
gcc -m32 -march=barcelona -Os -fomit-frame-pointer	xmm