Implementation notes: x86, bulldozer, crypto_hash/skein256256

Computer: bulldozer
Architecture: x86
CPU ID: AuthenticAMD-00600f12-178bfbff
SUPERCOP version: 20120709
Operation: crypto_hash
Primitive: skein256256

Time	Implementation	Compiler	Benchmark date	SUPERCOP version
112815	`opt`	`gcc -funroll-loops -m32 -march=pentium -O2 -fomit-frame-pointer`	20120530	20120525
114660	`opt`	`gcc -funroll-loops -m32 -march=pentium -O3 -fomit-frame-pointer`	20120530	20120525
115768	`opt`	`gcc -funroll-loops -m32 -march=k6-3 -O3 -fomit-frame-pointer`	20120530	20120525
115781	`opt`	`gcc -funroll-loops -m32 -march=pentium-mmx -O3 -fomit-frame-pointer`	20120530	20120525
116182	`opt`	`gcc -funroll-loops -m32 -march=k6 -O3 -fomit-frame-pointer`	20120530	20120525
116267	`opt`	`gcc -m32 -march=k6 -O3 -fomit-frame-pointer`	20120530	20120525
116446	`opt`	`gcc -m32 -march=pentium-mmx -O2 -fomit-frame-pointer`	20120530	20120525
116461	`opt`	`gcc -m32 -march=core2 -msse4.1 -O3 -fomit-frame-pointer`	20120530	20120525
116514	`opt`	`gcc -m32 -march=pentium -O3 -fomit-frame-pointer`	20120530	20120525
116803	`opt`	`gcc -funroll-loops -m32 -march=i386 -O3 -fomit-frame-pointer`	20120530	20120525
117063	`opt`	`gcc -m32 -march=k6-3 -O3 -fomit-frame-pointer`	20120530	20120525
117378	`opt`	`gcc -funroll-loops -m32 -march=pentium4 -O3 -fomit-frame-pointer`	20120530	20120525
117543	`opt`	`gcc -funroll-loops -m32 -march=i486 -O3 -fomit-frame-pointer`	20120530	20120525
117665	`opt`	`gcc -m32 -march=k6-2 -O3 -fomit-frame-pointer`	20120530	20120525
117986	`opt`	`gcc -funroll-loops -m32 -march=k6-2 -O3 -fomit-frame-pointer`	20120530	20120525
118817	`opt`	`gcc -m32 -march=pentium-mmx -O3 -fomit-frame-pointer`	20120530	20120525
119169	`opt`	`gcc -m32 -march=pentium4 -O3 -fomit-frame-pointer`	20120530	20120525
119365	`opt`	`gcc -m32 -march=i386 -O3 -fomit-frame-pointer`	20120530	20120525
119449	`opt`	`gcc -m32 -march=i486 -O3 -fomit-frame-pointer`	20120530	20120525
121104	`opt`	`gcc -m32 -march=k6-2 -O -fomit-frame-pointer`	20120530	20120525
122207	`opt`	`gcc -funroll-loops -m32 -march=i486 -O2 -fomit-frame-pointer`	20120530	20120525
122412	`opt`	`gcc -m32 -march=nocona -O -fomit-frame-pointer`	20120530	20120525
122983	`opt`	`gcc -m32 -march=core2 -O2 -fomit-frame-pointer`	20120530	20120525
123448	`opt`	`gcc -m32 -march=core2 -msse4.1 -O2 -fomit-frame-pointer`	20120530	20120525
123530	`opt`	`gcc -m32 -march=corei7-avx -O3 -fomit-frame-pointer`	20120530	20120525
123692	`opt`	`gcc -m32 -march=core2 -msse4 -O2 -fomit-frame-pointer`	20120530	20120525
123750	`opt`	`gcc -funroll-loops -m32 -march=pentiumpro -O3 -fomit-frame-pointer`	20120530	20120525
123842	`opt`	`gcc -m32 -march=corei7 -O2 -fomit-frame-pointer`	20120530	20120525
123876	`opt`	`gcc -funroll-loops -m32 -march=pentium-m -O3 -fomit-frame-pointer`	20120530	20120525
124108	`opt`	`gcc -m32 -march=core2 -O3 -fomit-frame-pointer`	20120530	20120525
124278	`opt`	`gcc -funroll-loops -m32 -march=pentium2 -O3 -fomit-frame-pointer`	20120530	20120525
124455	`opt`	`gcc -funroll-loops -m32 -march=pentium3 -O3 -fomit-frame-pointer`	20120530	20120525
125249	`opt`	`gcc -m32 -march=i486 -Os -fomit-frame-pointer`	20120530	20120525
125315	`opt`	`gcc -m32 -march=prescott -O2 -fomit-frame-pointer`	20120530	20120525
125621	`opt`	`gcc -m32 -march=pentium-m -Os -fomit-frame-pointer`	20120530	20120525
125698	`opt`	`gcc -m32 -march=barcelona -O2 -fomit-frame-pointer`	20120530	20120525
125698	`opt`	`gcc -m32 -march=native -mtune=native -O3 -fomit-frame-pointer`	20120530	20120525
126496	`opt`	`gcc -funroll-loops -m32 -march=k6 -Os -fomit-frame-pointer`	20120530	20120525
126543	`opt`	`gcc -m32 -march=nocona -O3 -fomit-frame-pointer`	20120530	20120525
126556	`opt`	`gcc -funroll-loops -m32 -march=k6-2 -Os -fomit-frame-pointer`	20120530	20120525
126705	`opt`	`gcc -m32 -march=pentium4 -Os -fomit-frame-pointer`	20120530	20120525
126717	`opt`	`gcc -m32 -O3 -fomit-frame-pointer`	20120530	20120525
126722	`opt`	`gcc -m32 -march=athlon -O2 -fomit-frame-pointer`	20120530	20120525
126747	`opt`	`gcc -funroll-loops -m32 -march=pentium2 -O -fomit-frame-pointer`	20120530	20120525
126924	`opt`	`gcc -m32 -march=athlon -O3 -fomit-frame-pointer`	20120530	20120525
127155	`opt`	`gcc -m32 -march=pentium -Os -fomit-frame-pointer`	20120530	20120525
127216	`opt`	`gcc -funroll-loops -m32 -march=pentium4 -Os -fomit-frame-pointer`	20120530	20120525
127862	`opt`	`gcc -m32 -march=nocona -Os -fomit-frame-pointer`	20120530	20120525
128146	`opt`	`gcc -m32 -march=k6 -Os -fomit-frame-pointer`	20120530	20120525
128420	`opt`	`gcc -funroll-loops -m32 -march=pentium-m -Os -fomit-frame-pointer`	20120530	20120525
128608	`opt`	`gcc -m32 -march=k6-3 -Os -fomit-frame-pointer`	20120530	20120525
128738	`opt`	`gcc -funroll-loops -m32 -march=k6-3 -Os -fomit-frame-pointer`	20120530	20120525
128855	`opt`	`gcc -m32 -march=pentium2 -Os -fomit-frame-pointer`	20120530	20120525
128871	`opt`	`gcc -funroll-loops -m32 -Os -fomit-frame-pointer`	20120530	20120525
128963	`opt`	`gcc -funroll-loops -m32 -O -fomit-frame-pointer`	20120530	20120525
129139	`opt`	`gcc -funroll-loops -m32 -march=prescott -Os -fomit-frame-pointer`	20120530	20120525
129307	`opt`	`gcc -funroll-loops -m32 -march=prescott -O3 -fomit-frame-pointer`	20120530	20120525
129319	`opt`	`gcc -m32 -march=prescott -O3 -fomit-frame-pointer`	20120530	20120525
129565	`opt`	`gcc -m32 -march=core-avx-i -O3 -fomit-frame-pointer`	20120530	20120525
129633	`opt`	`gcc -m32 -march=core-avx-i -O -fomit-frame-pointer`	20120530	20120525
129746	`opt`	`gcc -funroll-loops -m32 -march=pentium3 -Os -fomit-frame-pointer`	20120530	20120525
129890	`opt`	`gcc -m32 -march=k6-2 -Os -fomit-frame-pointer`	20120530	20120525
129914	`opt`	`gcc -funroll-loops -m32 -march=nocona -O3 -fomit-frame-pointer`	20120530	20120525
130076	`opt`	`gcc -funroll-loops -m32 -march=athlon -O -fomit-frame-pointer`	20120530	20120525
130178	`opt`	`gcc -m32 -march=pentiumpro -O -fomit-frame-pointer`	20120530	20120525
130224	`opt`	`gcc -funroll-loops -m32 -march=pentium2 -Os -fomit-frame-pointer`	20120530	20120525
130242	`opt`	`gcc -m32 -march=pentiumpro -Os -fomit-frame-pointer`	20120530	20120525
130320	`opt`	`gcc -m32 -march=pentium4 -O -fomit-frame-pointer`	20120530	20120525
130513	`opt`	`gcc -funroll-loops -m32 -march=prescott -O -fomit-frame-pointer`	20120530	20120525
130639	`opt`	`gcc -m32 -march=pentium2 -O -fomit-frame-pointer`	20120530	20120525
130709	`opt`	`gcc -funroll-loops -m32 -march=pentiumpro -Os -fomit-frame-pointer`	20120530	20120525
130712	`opt`	`gcc -m32 -march=i486 -O -fomit-frame-pointer`	20120530	20120525
130810	`opt`	`gcc -funroll-loops -m32 -march=pentium-mmx -O2 -fomit-frame-pointer`	20120530	20120525
130844	`opt`	`gcc -m32 -march=pentium3 -Os -fomit-frame-pointer`	20120530	20120525
131174	`opt`	`gcc -m32 -march=corei7-avx -O -fomit-frame-pointer`	20120530	20120525
131343	`opt`	`gcc -m32 -O2 -fomit-frame-pointer`	20120530	20120525
131437	`opt`	`gcc -m32 -march=pentium -O -fomit-frame-pointer`	20120530	20120525
132051	`opt`	`gcc -m32 -march=pentium3 -O -fomit-frame-pointer`	20120530	20120525
132625	`opt`	`gcc -m32 -march=core-avx-i -Os -fomit-frame-pointer`	20120530	20120525
132841	`opt`	`gcc -funroll-loops -m32 -march=pentium3 -O -fomit-frame-pointer`	20120530	20120525
132928	`opt`	`gcc -funroll-loops -m32 -march=k6-3 -O -fomit-frame-pointer`	20120530	20120525
133075	`opt`	`gcc -m32 -march=i386 -O -fomit-frame-pointer`	20120530	20120525
133243	`opt`	`gcc -m32 -march=native -mtune=native -O2 -fomit-frame-pointer`	20120530	20120525
133299	`opt`	`gcc -funroll-loops -m32 -march=k6 -O -fomit-frame-pointer`	20120530	20120525
133482	`opt`	`gcc -funroll-loops -m32 -march=i386 -O -fomit-frame-pointer`	20120530	20120525
133721	`opt`	`gcc -m32 -march=corei7-avx -Os -fomit-frame-pointer`	20120530	20120525
133939	`opt`	`gcc -funroll-loops -m32 -march=k6-2 -O -fomit-frame-pointer`	20120530	20120525
134432	`opt`	`gcc -funroll-loops -m32 -march=pentium4 -O -fomit-frame-pointer`	20120530	20120525
135033	`opt`	`gcc -m32 -march=pentium-mmx -Os -fomit-frame-pointer`	20120530	20120525
135120	`opt`	`gcc -funroll-loops -m32 -march=pentiumpro -O -fomit-frame-pointer`	20120530	20120525
135390	`opt`	`gcc -funroll-loops -m32 -march=pentium-m -O -fomit-frame-pointer`	20120530	20120525
135614	`opt`	`gcc -m32 -march=k6-3 -O -fomit-frame-pointer`	20120530	20120525
136242	`opt`	`gcc -funroll-loops -m32 -march=k6-2 -O2 -fomit-frame-pointer`	20120530	20120525
136262	`opt`	`gcc -funroll-loops -m32 -march=k6 -O2 -fomit-frame-pointer`	20120530	20120525
136272	`opt`	`gcc -funroll-loops -m32 -march=k6-3 -O2 -fomit-frame-pointer`	20120530	20120525
137082	`opt`	`gcc -funroll-loops -m32 -march=pentium4 -O2 -fomit-frame-pointer`	20120530	20120525
137206	`opt`	`gcc -m32 -march=k6-2 -O2 -fomit-frame-pointer`	20120530	20120525
137488	`opt`	`gcc -m32 -march=pentium4 -O2 -fomit-frame-pointer`	20120530	20120525
138208	`opt`	`gcc -m32 -march=k6-3 -O2 -fomit-frame-pointer`	20120530	20120525
138326	`opt`	`gcc -funroll-loops -m32 -O3 -fomit-frame-pointer`	20120530	20120525
138369	`opt`	`gcc -m32 -march=k6 -O2 -fomit-frame-pointer`	20120530	20120525
139441	`opt`	`gcc -m32 -march=pentium -O2 -fomit-frame-pointer`	20120530	20120525
139501	`opt`	`gcc -funroll-loops -m32 -march=athlon -Os -fomit-frame-pointer`	20120530	20120525
139847	`opt`	`gcc -funroll-loops -m32 -march=i386 -O2 -fomit-frame-pointer`	20120530	20120525
140374	`opt`	`gcc -m32 -march=i386 -O2 -fomit-frame-pointer`	20120530	20120525
140524	`opt`	`gcc -m32 -march=i486 -O2 -fomit-frame-pointer`	20120530	20120525
142950	`opt`	`gcc -funroll-loops -m32 -march=i486 -Os -fomit-frame-pointer`	20120530	20120525
143159	`opt`	`gcc -m32 -march=i386 -Os -fomit-frame-pointer`	20120530	20120525
143196	`opt`	`gcc -funroll-loops -m32 -march=nocona -Os -fomit-frame-pointer`	20120530	20120525
143619	`opt`	`gcc -funroll-loops -m32 -march=i386 -Os -fomit-frame-pointer`	20120530	20120525
144618	`opt`	`gcc -funroll-loops -m32 -march=pentium-m -O2 -fomit-frame-pointer`	20120530	20120525
144773	`opt`	`gcc -m32 -march=pentium2 -O3 -fomit-frame-pointer`	20120530	20120525
144978	`opt`	`gcc -m32 -march=barcelona -O3 -fomit-frame-pointer`	20120530	20120525
145009	`opt`	`gcc -m32 -march=corei7-avx -O2 -fomit-frame-pointer`	20120530	20120525
145088	`opt`	`gcc -m32 -march=native -mtune=native -Os -fomit-frame-pointer`	20120530	20120525
145301	`opt`	`gcc -funroll-loops -m32 -march=prescott -O2 -fomit-frame-pointer`	20120530	20120525
145330	`opt`	`gcc -funroll-loops -m32 -march=pentium-mmx -Os -fomit-frame-pointer`	20120530	20120525
145427	`opt`	`gcc -funroll-loops -m32 -march=nocona -O2 -fomit-frame-pointer`	20120530	20120525
145488	`opt`	`gcc -funroll-loops -m32 -march=k8 -O -fomit-frame-pointer`	20120530	20120525
145594	`opt`	`gcc -m32 -march=core-avx-i -O2 -fomit-frame-pointer`	20120530	20120525
145699	`opt`	`gcc -funroll-loops -m32 -march=pentium -Os -fomit-frame-pointer`	20120530	20120525
145767	`opt`	`gcc -m32 -march=corei7 -Os -fomit-frame-pointer`	20120530	20120525
145969	`opt`	`gcc -m32 -march=barcelona -O -fomit-frame-pointer`	20120530	20120525
145972	`opt`	`gcc -m32 -march=core2 -Os -fomit-frame-pointer`	20120530	20120525
146025	`opt`	`gcc -m32 -march=core2 -msse4 -O -fomit-frame-pointer`	20120530	20120525
146027	`opt`	`gcc -m32 -march=core2 -msse4.1 -Os -fomit-frame-pointer`	20120530	20120525
146041	`opt`	`gcc -m32 -march=corei7 -O -fomit-frame-pointer`	20120530	20120525
146139	`opt`	`gcc -m32 -march=core2 -msse4 -Os -fomit-frame-pointer`	20120530	20120525
146190	`opt`	`gcc -m32 -march=prescott -Os -fomit-frame-pointer`	20120530	20120525
146228	`opt`	`gcc -m32 -march=core2 -msse4.1 -O -fomit-frame-pointer`	20120530	20120525
146228	`opt`	`gcc -m32 -march=pentiumpro -O3 -fomit-frame-pointer`	20120530	20120525
146231	`opt`	`gcc -funroll-loops -m32 -march=barcelona -O -fomit-frame-pointer`	20120530	20120525
146246	`opt`	`gcc -m32 -march=core2 -O -fomit-frame-pointer`	20120530	20120525
146322	`opt`	`gcc -m32 -march=nocona -O2 -fomit-frame-pointer`	20120530	20120525
146567	`opt`	`gcc -m32 -march=athlon -O -fomit-frame-pointer`	20120530	20120525
146567	`opt`	`gcc -m32 -march=k8 -O3 -fomit-frame-pointer`	20120530	20120525
146590	`opt`	`gcc -m32 -march=k8 -O -fomit-frame-pointer`	20120530	20120525
146780	`opt`	`gcc -funroll-loops -m32 -march=pentiumpro -O2 -fomit-frame-pointer`	20120530	20120525
146961	`opt`	`gcc -m32 -O -fomit-frame-pointer`	20120530	20120525
147032	`opt`	`gcc -funroll-loops -m32 -march=pentium3 -O2 -fomit-frame-pointer`	20120530	20120525
147095	`opt`	`gcc -m32 -march=native -mtune=native -O -fomit-frame-pointer`	20120530	20120525
147191	`opt`	`gcc -m32 -march=prescott -O -fomit-frame-pointer`	20120530	20120525
147706	`opt`	`gcc -m32 -march=pentium-m -O3 -fomit-frame-pointer`	20120530	20120525
148044	`opt`	`gcc -funroll-loops -m32 -O2 -fomit-frame-pointer`	20120530	20120525
148376	`opt`	`gcc -funroll-loops -m32 -march=pentium2 -O2 -fomit-frame-pointer`	20120530	20120525
148704	`opt`	`gcc -funroll-loops -m32 -march=nocona -O -fomit-frame-pointer`	20120530	20120525
148739	`opt`	`gcc -m32 -Os -fomit-frame-pointer`	20120530	20120525
148783	`opt`	`gcc -m32 -march=pentium3 -O3 -fomit-frame-pointer`	20120530	20120525
149079	`opt`	`gcc -m32 -march=core2 -msse4 -O3 -fomit-frame-pointer`	20120530	20120525
149109	`opt`	`gcc -funroll-loops -m32 -march=k8 -Os -fomit-frame-pointer`	20120530	20120525
149493	`opt`	`gcc -funroll-loops -m32 -march=barcelona -Os -fomit-frame-pointer`	20120530	20120525
150256	`opt`	`gcc -funroll-loops -m32 -march=pentium -O -fomit-frame-pointer`	20120530	20120525
150319	`opt`	`gcc -m32 -march=pentium-m -O2 -fomit-frame-pointer`	20120530	20120525
150850	`opt`	`gcc -funroll-loops -m32 -march=pentium-mmx -O -fomit-frame-pointer`	20120530	20120525
151124	`opt`	`gcc -funroll-loops -m32 -march=i486 -O -fomit-frame-pointer`	20120530	20120525
151190	`opt`	`gcc -m32 -march=k8 -Os -fomit-frame-pointer`	20120530	20120525
151196	`opt`	`gcc -m32 -march=barcelona -Os -fomit-frame-pointer`	20120530	20120525
151520	`opt`	`gcc -m32 -march=pentium-m -O -fomit-frame-pointer`	20120530	20120525
151813	`opt`	`gcc -m32 -march=pentium-mmx -O -fomit-frame-pointer`	20120530	20120525
152068	`opt`	`gcc -m32 -march=athlon -Os -fomit-frame-pointer`	20120530	20120525
153092	`opt`	`gcc -m32 -march=k6 -O -fomit-frame-pointer`	20120530	20120525
155405	`opt`	`gcc -m32 -march=pentium3 -O2 -fomit-frame-pointer`	20120530	20120525
156749	`opt`	`gcc -m32 -march=pentium2 -O2 -fomit-frame-pointer`	20120530	20120525
157485	`opt`	`gcc -funroll-loops -m32 -march=barcelona -O2 -fomit-frame-pointer`	20120530	20120525
157567	`opt`	`gcc -funroll-loops -m32 -march=k8 -O3 -fomit-frame-pointer`	20120530	20120525
157823	`opt`	`gcc -funroll-loops -m32 -march=athlon -O3 -fomit-frame-pointer`	20120530	20120525
158179	`opt`	`gcc -m32 -march=pentiumpro -O2 -fomit-frame-pointer`	20120530	20120525
158471	`opt`	`gcc -funroll-loops -m32 -march=barcelona -O3 -fomit-frame-pointer`	20120530	20120525
165668	`opt`	`gcc -funroll-loops -m32 -march=k8 -O2 -fomit-frame-pointer`	20120530	20120525
168285	`opt`	`gcc -funroll-loops -m32 -march=athlon -O2 -fomit-frame-pointer`	20120530	20120525
183477	`opt`	`gcc -m32 -march=k8 -O2 -fomit-frame-pointer`	20120530	20120525
197224	`opt`	`gcc -m32 -march=corei7 -O3 -fomit-frame-pointer`	20120530	20120525

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