Implementation notes: x86, h2atom, crypto_hash/skein256256

Computer: h2atom
Architecture: x86
CPU ID: GenuineIntel-000106ca-bfe9fbff
SUPERCOP version: 20161009
Operation: crypto_hash
Primitive: skein256256

Time	Implementation	Compiler	Benchmark date	SUPERCOP version
132410	`opt`	`gcc -funroll-loops -m32 -march=pentium-mmx -O3 -fomit-frame-pointer`	20161025	20161009
132410	`opt`	`gcc -funroll-loops -m32 -march=pentium -O3 -fomit-frame-pointer`	20161025	20161009
132420	`opt`	`gcc -funroll-loops -m32 -march=pentium -O2 -fomit-frame-pointer`	20161025	20161009
132450	`opt`	`gcc -funroll-loops -m32 -march=pentium-mmx -O2 -fomit-frame-pointer`	20161025	20161009
133230	`opt`	`gcc -funroll-loops -m32 -march=athlon -O3 -fomit-frame-pointer`	20161025	20161009
133250	`opt`	`gcc -funroll-loops -m32 -march=k8 -O3 -fomit-frame-pointer`	20161025	20161009
133270	`opt`	`gcc -funroll-loops -m32 -march=barcelona -O3 -fomit-frame-pointer`	20161025	20161009
133680	`opt`	`gcc -m32 -march=pentium-mmx -O2 -fomit-frame-pointer`	20161025	20161009
133680	`opt`	`gcc -m32 -march=pentium -O2 -fomit-frame-pointer`	20161025	20161009
133700	`opt`	`gcc -m32 -march=pentium -O3 -fomit-frame-pointer`	20161025	20161009
133710	`opt`	`gcc -m32 -march=pentium-mmx -O3 -fomit-frame-pointer`	20161025	20161009
134850	`opt`	`gcc -funroll-loops -m32 -march=k6-3 -O3 -fomit-frame-pointer`	20161025	20161009
134850	`opt`	`gcc -m32 -march=k8 -O3 -fomit-frame-pointer`	20161025	20161009
134870	`opt`	`gcc -funroll-loops -m32 -march=k6-2 -O3 -fomit-frame-pointer`	20161025	20161009
134870	`opt`	`gcc -m32 -march=barcelona -O3 -fomit-frame-pointer`	20161025	20161009
134920	`opt`	`gcc -m32 -march=athlon -O3 -fomit-frame-pointer`	20161025	20161009
135120	`opt`	`gcc -funroll-loops -m32 -march=i486 -O3 -fomit-frame-pointer`	20161025	20161009
135130	`opt`	`gcc -funroll-loops -m32 -march=i486 -O2 -fomit-frame-pointer`	20161025	20161009
135690	`opt`	`gcc -funroll-loops -m32 -march=k8 -O2 -fomit-frame-pointer`	20161025	20161009
135710	`opt`	`gcc -funroll-loops -m32 -march=athlon -O2 -fomit-frame-pointer`	20161025	20161009
135720	`opt`	`gcc -funroll-loops -m32 -march=barcelona -O2 -fomit-frame-pointer`	20161025	20161009
135740	`opt`	`gcc -funroll-loops -m32 -O2 -fomit-frame-pointer`	20161025	20161009
135740	`opt`	`gcc -funroll-loops -m32 -O3 -fomit-frame-pointer`	20161025	20161009
135860	`opt`	`gcc -m32 -march=i486 -O2 -fomit-frame-pointer`	20161025	20161009
135860	`opt`	`gcc -m32 -march=i486 -O3 -fomit-frame-pointer`	20161025	20161009
135930	`opt`	`gcc -m32 -march=i386 -O3 -fomit-frame-pointer`	20161025	20161009
136120	`opt`	`gcc -m32 -march=i386 -O2 -fomit-frame-pointer`	20161025	20161009
136160	`opt`	`gcc -funroll-loops -m32 -march=i386 -O3 -fomit-frame-pointer`	20161025	20161009
136310	`opt`	`gcc -funroll-loops -m32 -march=i386 -O2 -fomit-frame-pointer`	20161025	20161009
136660	`opt`	`gcc -m32 -march=core2 -O2 -fomit-frame-pointer`	20161025	20161009
136660	`opt`	`gcc -m32 -march=core2 -msse4 -O2 -fomit-frame-pointer`	20161025	20161009
136670	`opt`	`gcc -m32 -march=core2 -msse4.1 -O2 -fomit-frame-pointer`	20161025	20161009
136680	`opt`	`gcc -m32 -march=core2 -O3 -fomit-frame-pointer`	20161025	20161009
136680	`opt`	`gcc -m32 -march=corei7 -O2 -fomit-frame-pointer`	20161025	20161009
137320	`opt`	`gcc -m32 -march=athlon -O2 -fomit-frame-pointer`	20161025	20161009
137330	`opt`	`gcc -m32 -march=k8 -O2 -fomit-frame-pointer`	20161025	20161009
137350	`opt`	`gcc -m32 -O2 -fomit-frame-pointer`	20161025	20161009
137360	`opt`	`gcc -m32 -march=barcelona -O2 -fomit-frame-pointer`	20161025	20161009
137390	`opt`	`gcc -m32 -O3 -fomit-frame-pointer`	20161025	20161009
137620	`opt`	`gcc -m32 -march=pentium4 -O3 -fomit-frame-pointer`	20161025	20161009
137660	`opt`	`gcc -m32 -march=nocona -O2 -fomit-frame-pointer`	20161025	20161009
137670	`opt`	`gcc -m32 -march=prescott -O2 -fomit-frame-pointer`	20161025	20161009
137930	`opt`	`gcc -funroll-loops -m32 -march=nocona -O3 -fomit-frame-pointer`	20161025	20161009
137930	`opt`	`gcc -funroll-loops -m32 -march=prescott -O3 -fomit-frame-pointer`	20161025	20161009
138120	`opt`	`gcc -m32 -march=k6-3 -O3 -fomit-frame-pointer`	20161025	20161009
138130	`opt`	`gcc -m32 -march=k6-2 -O3 -fomit-frame-pointer`	20161025	20161009
138170	`opt`	`gcc -funroll-loops -m32 -march=nocona -O2 -fomit-frame-pointer`	20161025	20161009
138170	`opt`	`gcc -funroll-loops -m32 -march=prescott -O2 -fomit-frame-pointer`	20161025	20161009
138220	`opt`	`gcc -m32 -march=native -mtune=native -O3 -fomit-frame-pointer`	20161025	20161009
138240	`opt`	`gcc -m32 -march=native -mtune=native -O2 -fomit-frame-pointer`	20161025	20161009
138400	`opt`	`gcc -m32 -march=nocona -O3 -fomit-frame-pointer`	20161025	20161009
138400	`opt`	`gcc -m32 -march=prescott -O3 -fomit-frame-pointer`	20161025	20161009
138420	`opt`	`gcc -funroll-loops -m32 -march=pentium4 -O2 -fomit-frame-pointer`	20161025	20161009
138420	`opt`	`gcc -funroll-loops -m32 -march=pentium4 -O3 -fomit-frame-pointer`	20161025	20161009
138490	`opt`	`gcc -m32 -march=pentium4 -O2 -fomit-frame-pointer`	20161025	20161009
138810	`opt`	`gcc -funroll-loops -m32 -march=pentium-m -O3 -fomit-frame-pointer`	20161025	20161009
138810	`opt`	`gcc -funroll-loops -m32 -march=pentium2 -O3 -fomit-frame-pointer`	20161025	20161009
138810	`opt`	`gcc -funroll-loops -m32 -march=pentiumpro -O3 -fomit-frame-pointer`	20161025	20161009
138820	`opt`	`gcc -funroll-loops -m32 -march=pentium-m -O2 -fomit-frame-pointer`	20161025	20161009
138820	`opt`	`gcc -funroll-loops -m32 -march=pentium3 -O2 -fomit-frame-pointer`	20161025	20161009
138820	`opt`	`gcc -funroll-loops -m32 -march=pentium3 -O3 -fomit-frame-pointer`	20161025	20161009
138840	`opt`	`gcc -funroll-loops -m32 -march=pentium2 -O2 -fomit-frame-pointer`	20161025	20161009
138850	`opt`	`gcc -funroll-loops -m32 -march=pentiumpro -O2 -fomit-frame-pointer`	20161025	20161009
139220	`opt`	`gcc -funroll-loops -m32 -march=k6-3 -O2 -fomit-frame-pointer`	20161025	20161009
139220	`opt`	`gcc -funroll-loops -m32 -march=k6 -O2 -fomit-frame-pointer`	20161025	20161009
139230	`opt`	`gcc -funroll-loops -m32 -march=k6-2 -O2 -fomit-frame-pointer`	20161025	20161009
139250	`opt`	`gcc -funroll-loops -m32 -march=k6 -O3 -fomit-frame-pointer`	20161025	20161009
139830	`opt`	`gcc -m32 -march=pentium-m -O3 -fomit-frame-pointer`	20161025	20161009
139830	`opt`	`gcc -m32 -march=pentium2 -O2 -fomit-frame-pointer`	20161025	20161009
139830	`opt`	`gcc -m32 -march=pentium2 -O3 -fomit-frame-pointer`	20161025	20161009
139830	`opt`	`gcc -m32 -march=pentium3 -O3 -fomit-frame-pointer`	20161025	20161009
139830	`opt`	`gcc -m32 -march=pentiumpro -O2 -fomit-frame-pointer`	20161025	20161009
139830	`opt`	`gcc -m32 -march=pentiumpro -O3 -fomit-frame-pointer`	20161025	20161009
139850	`opt`	`gcc -m32 -march=pentium-m -O2 -fomit-frame-pointer`	20161025	20161009
139850	`opt`	`gcc -m32 -march=pentium3 -O2 -fomit-frame-pointer`	20161025	20161009
141180	`opt`	`gcc -m32 -march=k6 -O2 -fomit-frame-pointer`	20161025	20161009
141200	`opt`	`gcc -m32 -march=k6 -O3 -fomit-frame-pointer`	20161025	20161009
141220	`opt`	`gcc -m32 -march=k6-3 -O2 -fomit-frame-pointer`	20161025	20161009
141230	`opt`	`gcc -m32 -march=k6-2 -O2 -fomit-frame-pointer`	20161025	20161009
149360	`opt`	`gcc -funroll-loops -m32 -O -fomit-frame-pointer`	20161025	20161009
149430	`opt`	`gcc -m32 -march=native -mtune=native -Os -fomit-frame-pointer`	20161025	20161009
149800	`opt`	`gcc -m32 -march=barcelona -Os -fomit-frame-pointer`	20161025	20161009
149800	`opt`	`gcc -m32 -march=k8 -Os -fomit-frame-pointer`	20161025	20161009
149870	`opt`	`gcc -funroll-loops -m32 -march=athlon -O -fomit-frame-pointer`	20161025	20161009
149890	`opt`	`gcc -funroll-loops -m32 -march=barcelona -O -fomit-frame-pointer`	20161025	20161009
149980	`opt`	`gcc -funroll-loops -m32 -march=i486 -O -fomit-frame-pointer`	20161025	20161009
150090	`opt`	`gcc -funroll-loops -m32 -march=pentium2 -O -fomit-frame-pointer`	20161025	20161009
150090	`opt`	`gcc -funroll-loops -m32 -march=pentium3 -O -fomit-frame-pointer`	20161025	20161009
150090	`opt`	`gcc -funroll-loops -m32 -march=pentiumpro -O -fomit-frame-pointer`	20161025	20161009
150130	`opt`	`gcc -funroll-loops -m32 -march=pentium-m -O -fomit-frame-pointer`	20161025	20161009
150290	`opt`	`gcc -funroll-loops -m32 -Os -fomit-frame-pointer`	20161025	20161009
150290	`opt`	`gcc -funroll-loops -m32 -march=athlon -Os -fomit-frame-pointer`	20161025	20161009
150330	`opt`	`gcc -m32 -march=core2 -Os -fomit-frame-pointer`	20161025	20161009
150330	`opt`	`gcc -m32 -march=core2 -msse4.1 -Os -fomit-frame-pointer`	20161025	20161009
150330	`opt`	`gcc -m32 -march=core2 -msse4 -Os -fomit-frame-pointer`	20161025	20161009
150330	`opt`	`gcc -m32 -march=corei7 -Os -fomit-frame-pointer`	20161025	20161009
150450	`opt`	`gcc -m32 -march=i386 -O -fomit-frame-pointer`	20161025	20161009
150460	`opt`	`gcc -funroll-loops -m32 -march=pentium4 -O -fomit-frame-pointer`	20161025	20161009
150560	`opt`	`gcc -m32 -march=native -mtune=native -O -fomit-frame-pointer`	20161025	20161009
150580	`opt`	`gcc -funroll-loops -m32 -march=nocona -Os -fomit-frame-pointer`	20161025	20161009
150580	`opt`	`gcc -funroll-loops -m32 -march=pentium4 -Os -fomit-frame-pointer`	20161025	20161009
150580	`opt`	`gcc -funroll-loops -m32 -march=prescott -Os -fomit-frame-pointer`	20161025	20161009
150880	`opt`	`gcc -m32 -march=pentium-m -Os -fomit-frame-pointer`	20161025	20161009
150880	`opt`	`gcc -m32 -march=pentium3 -Os -fomit-frame-pointer`	20161025	20161009
150920	`opt`	`gcc -funroll-loops -m32 -march=prescott -O -fomit-frame-pointer`	20161025	20161009
150930	`opt`	`gcc -funroll-loops -m32 -march=nocona -O -fomit-frame-pointer`	20161025	20161009
150950	`opt`	`gcc -funroll-loops -m32 -march=k8 -O -fomit-frame-pointer`	20161025	20161009
151130	`opt`	`gcc -funroll-loops -m32 -march=i386 -O -fomit-frame-pointer`	20161025	20161009
151360	`opt`	`gcc -funroll-loops -m32 -march=barcelona -Os -fomit-frame-pointer`	20161025	20161009
151360	`opt`	`gcc -funroll-loops -m32 -march=k8 -Os -fomit-frame-pointer`	20161025	20161009
151410	`opt`	`gcc -m32 -Os -fomit-frame-pointer`	20161025	20161009
151410	`opt`	`gcc -m32 -march=athlon -Os -fomit-frame-pointer`	20161025	20161009
151470	`opt`	`gcc -m32 -march=barcelona -O -fomit-frame-pointer`	20161025	20161009
151650	`opt`	`gcc -m32 -march=pentium2 -O -fomit-frame-pointer`	20161025	20161009
151660	`opt`	`gcc -m32 -march=nocona -Os -fomit-frame-pointer`	20161025	20161009
151660	`opt`	`gcc -m32 -march=pentium4 -Os -fomit-frame-pointer`	20161025	20161009
151660	`opt`	`gcc -m32 -march=prescott -Os -fomit-frame-pointer`	20161025	20161009
151670	`opt`	`gcc -m32 -march=i386 -Os -fomit-frame-pointer`	20161025	20161009
151670	`opt`	`gcc -m32 -march=i486 -Os -fomit-frame-pointer`	20161025	20161009
151670	`opt`	`gcc -m32 -march=pentiumpro -O -fomit-frame-pointer`	20161025	20161009
151750	`opt`	`gcc -funroll-loops -m32 -march=i386 -Os -fomit-frame-pointer`	20161025	20161009
151770	`opt`	`gcc -funroll-loops -m32 -march=i486 -Os -fomit-frame-pointer`	20161025	20161009
151980	`opt`	`gcc -funroll-loops -m32 -march=pentium-mmx -O -fomit-frame-pointer`	20161025	20161009
151990	`opt`	`gcc -funroll-loops -m32 -march=pentium -O -fomit-frame-pointer`	20161025	20161009
152040	`opt`	`gcc -funroll-loops -m32 -march=k6-3 -O -fomit-frame-pointer`	20161025	20161009
152060	`opt`	`gcc -funroll-loops -m32 -march=k6 -O -fomit-frame-pointer`	20161025	20161009
152060	`opt`	`gcc -m32 -march=k6-2 -O -fomit-frame-pointer`	20161025	20161009
152060	`opt`	`gcc -m32 -march=k6-3 -O -fomit-frame-pointer`	20161025	20161009
152070	`opt`	`gcc -m32 -march=k6 -O -fomit-frame-pointer`	20161025	20161009
152100	`opt`	`gcc -funroll-loops -m32 -march=k6-2 -O -fomit-frame-pointer`	20161025	20161009
152130	`opt`	`gcc -m32 -O -fomit-frame-pointer`	20161025	20161009
152230	`opt`	`gcc -m32 -march=pentium2 -Os -fomit-frame-pointer`	20161025	20161009
152230	`opt`	`gcc -m32 -march=pentiumpro -Os -fomit-frame-pointer`	20161025	20161009
152260	`opt`	`gcc -m32 -march=i486 -O -fomit-frame-pointer`	20161025	20161009
152300	`opt`	`gcc -m32 -march=corei7 -O -fomit-frame-pointer`	20161025	20161009
152460	`opt`	`gcc -m32 -march=pentium3 -O -fomit-frame-pointer`	20161025	20161009
152470	`opt`	`gcc -m32 -march=pentium-m -O -fomit-frame-pointer`	20161025	20161009
152520	`opt`	`gcc -m32 -march=k8 -O -fomit-frame-pointer`	20161025	20161009
152530	`opt`	`gcc -funroll-loops -m32 -march=pentium -Os -fomit-frame-pointer`	20161025	20161009
152550	`opt`	`gcc -funroll-loops -m32 -march=pentium-mmx -Os -fomit-frame-pointer`	20161025	20161009
152860	`opt`	`gcc -m32 -march=athlon -O -fomit-frame-pointer`	20161025	20161009
152930	`opt`	`gcc -m32 -march=pentium-mmx -Os -fomit-frame-pointer`	20161025	20161009
152930	`opt`	`gcc -m32 -march=pentium -Os -fomit-frame-pointer`	20161025	20161009
153030	`opt`	`gcc -funroll-loops -m32 -march=pentium2 -Os -fomit-frame-pointer`	20161025	20161009
153030	`opt`	`gcc -funroll-loops -m32 -march=pentiumpro -Os -fomit-frame-pointer`	20161025	20161009
153080	`opt`	`gcc -m32 -march=prescott -O -fomit-frame-pointer`	20161025	20161009
153090	`opt`	`gcc -m32 -march=nocona -O -fomit-frame-pointer`	20161025	20161009
153570	`opt`	`gcc -m32 -march=core2 -O -fomit-frame-pointer`	20161025	20161009
153570	`opt`	`gcc -m32 -march=core2 -msse4.1 -O -fomit-frame-pointer`	20161025	20161009
153570	`opt`	`gcc -m32 -march=core2 -msse4 -O -fomit-frame-pointer`	20161025	20161009
153670	`opt`	`gcc -m32 -march=pentium4 -O -fomit-frame-pointer`	20161025	20161009
153690	`opt`	`gcc -m32 -march=pentium-mmx -O -fomit-frame-pointer`	20161025	20161009
153690	`opt`	`gcc -m32 -march=pentium -O -fomit-frame-pointer`	20161025	20161009
154700	`opt`	`gcc -m32 -march=k6-2 -Os -fomit-frame-pointer`	20161025	20161009
154700	`opt`	`gcc -m32 -march=k6-3 -Os -fomit-frame-pointer`	20161025	20161009
154700	`opt`	`gcc -m32 -march=k6 -Os -fomit-frame-pointer`	20161025	20161009
157260	`opt`	`gcc -funroll-loops -m32 -march=pentium3 -Os -fomit-frame-pointer`	20161025	20161009
157270	`opt`	`gcc -funroll-loops -m32 -march=pentium-m -Os -fomit-frame-pointer`	20161025	20161009
161610	`opt`	`gcc -funroll-loops -m32 -march=k6-2 -Os -fomit-frame-pointer`	20161025	20161009
161610	`opt`	`gcc -funroll-loops -m32 -march=k6-3 -Os -fomit-frame-pointer`	20161025	20161009
161620	`opt`	`gcc -funroll-loops -m32 -march=k6 -Os -fomit-frame-pointer`	20161025	20161009

Checksum failure

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

f1842d193d830e780d823e7feb35a42ba72a4991152e3bce84bac20e9a27fbda

Number of similar (compiler,implementation) pairs: 157, 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=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 -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 -O -fomit-frame-pointer	xmm
gcc -m32 -march=core2 -msse4 -Os -fomit-frame-pointer	xmm
gcc -m32 -march=corei7 -O2 -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

f1842d193d830e780d823e7feb35a42ba72a4991152e3bce84bac20e9a27fbda f1842d193d830e780d823e7feb35a42ba72a4991152e3bce84bac20e9a27fbda

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

Test failure

Implementation: crypto_hash/skein256256/opt
Compiler: gcc -m32 -march=core-avx-i -O2 -fomit-frame-pointer

error 111

Number of similar (compiler,implementation) pairs: 18, namely:

Compiler	Implementations
gcc -m32 -march=core-avx-i -O2 -fomit-frame-pointer	opt xmm
gcc -m32 -march=core-avx-i -O -fomit-frame-pointer	opt xmm
gcc -m32 -march=core-avx-i -Os -fomit-frame-pointer	opt xmm
gcc -m32 -march=core-avx2 -O2 -fomit-frame-pointer	opt xmm
gcc -m32 -march=core-avx2 -O -fomit-frame-pointer	opt xmm
gcc -m32 -march=core-avx2 -Os -fomit-frame-pointer	opt xmm
gcc -m32 -march=corei7-avx -O2 -fomit-frame-pointer	opt xmm
gcc -m32 -march=corei7-avx -O -fomit-frame-pointer	opt xmm
gcc -m32 -march=corei7-avx -Os -fomit-frame-pointer	opt xmm

Compiler output

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

Number of similar (compiler,implementation) pairs: 166, 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 -O -fomit-frame-pointer	xmm
gcc -m32 -march=core-avx-i -Os -fomit-frame-pointer	xmm
gcc -m32 -march=core-avx2 -O2 -fomit-frame-pointer	xmm
gcc -m32 -march=core-avx2 -O -fomit-frame-pointer	xmm
gcc -m32 -march=core-avx2 -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 -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 -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 -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 -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: movl %ebx,%esp #get rid of locals (wipe??)
skein_block_xmm32.S: ^
skein_block_xmm32.S: skein_block_xmm32.S:297:61: warning: trigraph ??) ignored, use -trigraphs to enable [-Wtrigraphs]
skein_block_xmm32.S: movl %ebx,%esp #get rid of locals (wipe??)
skein_block_xmm32.S: ^

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