Implementation notes: x86, h4e350, crypto_hash/skein256256

Computer: h4e350
Architecture: x86
CPU ID: AuthenticAMD-00500f10-178bfbff
SUPERCOP version: 20141014
Operation: crypto_hash
Primitive: skein256256

Time	Implementation	Compiler	Benchmark date	SUPERCOP version
101331	`opt`	`gcc -funroll-loops -m32 -march=pentium4 -O2 -fomit-frame-pointer`	20140604	20140525
101337	`opt`	`gcc -funroll-loops -m32 -march=pentium4 -O3 -fomit-frame-pointer`	20140604	20140525
101361	`opt`	`gcc -funroll-loops -m32 -march=i486 -O2 -fomit-frame-pointer`	20140604	20140525
101457	`opt`	`gcc -funroll-loops -m32 -march=i386 -O3 -fomit-frame-pointer`	20140604	20140525
101460	`opt`	`gcc -funroll-loops -m32 -march=i386 -O2 -fomit-frame-pointer`	20140604	20140525
101505	`opt`	`gcc -funroll-loops -m32 -march=i486 -O3 -fomit-frame-pointer`	20140604	20140525
104064	`opt`	`gcc -m32 -march=pentium4 -O2 -fomit-frame-pointer`	20140604	20140525
104082	`opt`	`gcc -m32 -march=pentium4 -O3 -fomit-frame-pointer`	20140604	20140525
104157	`opt`	`gcc -m32 -march=i486 -O2 -fomit-frame-pointer`	20140604	20140525
104160	`opt`	`gcc -m32 -march=i486 -O3 -fomit-frame-pointer`	20140604	20140525
104274	`opt`	`gcc -m32 -march=i386 -O2 -fomit-frame-pointer`	20140604	20140525
104337	`opt`	`gcc -m32 -march=i386 -O3 -fomit-frame-pointer`	20140604	20140525
107061	`opt`	`gcc -funroll-loops -m32 -march=pentium -O3 -fomit-frame-pointer`	20140604	20140525
107124	`opt`	`gcc -funroll-loops -m32 -march=pentium-mmx -O3 -fomit-frame-pointer`	20140604	20140525
107697	`opt`	`gcc -funroll-loops -m32 -march=pentium-mmx -O2 -fomit-frame-pointer`	20140604	20140525
107709	`opt`	`gcc -funroll-loops -m32 -march=pentium -O2 -fomit-frame-pointer`	20140604	20140525
110454	`opt`	`gcc -m32 -march=pentium-mmx -O2 -fomit-frame-pointer`	20140604	20140525
110490	`opt`	`gcc -m32 -march=pentium -O2 -fomit-frame-pointer`	20140604	20140525
110712	`opt`	`gcc -m32 -march=pentium -O3 -fomit-frame-pointer`	20140604	20140525
110796	`opt`	`gcc -m32 -march=pentium-mmx -O3 -fomit-frame-pointer`	20140604	20140525
111711	`opt`	`gcc -funroll-loops -m32 -march=k6-3 -O3 -fomit-frame-pointer`	20140604	20140525
111714	`opt`	`gcc -funroll-loops -m32 -march=k6 -O3 -fomit-frame-pointer`	20140604	20140525
111741	`opt`	`gcc -funroll-loops -m32 -march=k6-2 -O3 -fomit-frame-pointer`	20140604	20140525
111765	`opt`	`gcc -funroll-loops -m32 -march=k6 -O2 -fomit-frame-pointer`	20140604	20140525
111780	`opt`	`gcc -funroll-loops -m32 -march=k6-2 -O2 -fomit-frame-pointer`	20140604	20140525
111786	`opt`	`gcc -funroll-loops -m32 -march=k6-3 -O2 -fomit-frame-pointer`	20140604	20140525
115056	`opt`	`gcc -funroll-loops -m32 -march=nocona -Os -fomit-frame-pointer`	20140604	20140525
115059	`opt`	`gcc -funroll-loops -m32 -march=prescott -Os -fomit-frame-pointer`	20140604	20140525
115065	`opt`	`gcc -funroll-loops -m32 -march=pentium4 -Os -fomit-frame-pointer`	20140604	20140525
115332	`opt`	`gcc -funroll-loops -m32 -march=i386 -Os -fomit-frame-pointer`	20140604	20140525
115380	`opt`	`gcc -funroll-loops -m32 -march=i486 -Os -fomit-frame-pointer`	20140604	20140525
115686	`opt`	`gcc -m32 -march=k6-2 -O2 -fomit-frame-pointer`	20140604	20140525
115698	`opt`	`gcc -m32 -march=k6 -O3 -fomit-frame-pointer`	20140604	20140525
115719	`opt`	`gcc -m32 -march=k6 -O2 -fomit-frame-pointer`	20140604	20140525
115770	`opt`	`gcc -m32 -march=k6-2 -O3 -fomit-frame-pointer`	20140604	20140525
115854	`opt`	`gcc -m32 -march=k6-3 -O3 -fomit-frame-pointer`	20140604	20140525
116154	`opt`	`gcc -m32 -march=pentium4 -Os -fomit-frame-pointer`	20140604	20140525
116160	`opt`	`gcc -m32 -march=nocona -Os -fomit-frame-pointer`	20140604	20140525
116160	`opt`	`gcc -m32 -march=prescott -Os -fomit-frame-pointer`	20140604	20140525
116166	`opt`	`gcc -m32 -march=k6-3 -O2 -fomit-frame-pointer`	20140604	20140525
116490	`opt`	`gcc -m32 -march=i386 -Os -fomit-frame-pointer`	20140604	20140525
116490	`opt`	`gcc -m32 -march=i486 -Os -fomit-frame-pointer`	20140604	20140525
116757	`opt`	`gcc -funroll-loops -m32 -march=prescott -O2 -fomit-frame-pointer`	20140604	20140525
116802	`opt`	`gcc -funroll-loops -m32 -march=nocona -O2 -fomit-frame-pointer`	20140604	20140525
116976	`opt`	`gcc -m32 -march=prescott -O3 -fomit-frame-pointer`	20140604	20140525
116988	`opt`	`gcc -m32 -march=nocona -O2 -fomit-frame-pointer`	20140604	20140525
117039	`opt`	`gcc -m32 -march=prescott -O2 -fomit-frame-pointer`	20140604	20140525
117087	`opt`	`gcc -m32 -march=nocona -O3 -fomit-frame-pointer`	20140604	20140525
117318	`opt`	`gcc -funroll-loops -m32 -march=nocona -O3 -fomit-frame-pointer`	20140604	20140525
117345	`opt`	`gcc -funroll-loops -m32 -march=prescott -O3 -fomit-frame-pointer`	20140604	20140525
118377	`opt`	`gcc -m32 -march=core2 -O3 -fomit-frame-pointer`	20140604	20140525
118383	`opt`	`gcc -m32 -march=corei7 -O2 -fomit-frame-pointer`	20140604	20140525
118773	`opt`	`gcc -m32 -march=core2 -msse4 -O2 -fomit-frame-pointer`	20140604	20140525
118818	`opt`	`gcc -m32 -march=core2 -O2 -fomit-frame-pointer`	20140604	20140525
118845	`opt`	`gcc -m32 -march=core2 -msse4.1 -O2 -fomit-frame-pointer`	20140604	20140525
119232	`opt`	`gcc -m32 -march=pentium-m -Os -fomit-frame-pointer`	20140604	20140525
119403	`opt`	`gcc -m32 -march=pentium3 -Os -fomit-frame-pointer`	20140604	20140525
119610	`opt`	`gcc -funroll-loops -m32 -march=athlon -O -fomit-frame-pointer`	20140604	20140525
119610	`opt`	`gcc -funroll-loops -m32 -march=barcelona -O -fomit-frame-pointer`	20140604	20140525
119613	`opt`	`gcc -funroll-loops -m32 -march=k8 -O -fomit-frame-pointer`	20140604	20140525
119778	`opt`	`gcc -funroll-loops -m32 -march=nocona -O -fomit-frame-pointer`	20140604	20140525
119802	`opt`	`gcc -funroll-loops -m32 -march=prescott -O -fomit-frame-pointer`	20140604	20140525
119805	`opt`	`gcc -funroll-loops -m32 -O -fomit-frame-pointer`	20140604	20140525
120087	`opt`	`gcc -m32 -march=pentium2 -Os -fomit-frame-pointer`	20140604	20140525
120108	`opt`	`gcc -m32 -march=pentiumpro -Os -fomit-frame-pointer`	20140604	20140525
120249	`opt`	`gcc -m32 -march=athlon -O -fomit-frame-pointer`	20140604	20140525
120405	`opt`	`gcc -m32 -march=core2 -msse4 -O -fomit-frame-pointer`	20140604	20140525
120405	`opt`	`gcc -m32 -march=corei7 -O -fomit-frame-pointer`	20140604	20140525
120414	`opt`	`gcc -m32 -O -fomit-frame-pointer`	20140604	20140525
120444	`opt`	`gcc -m32 -march=core2 -msse4.1 -O -fomit-frame-pointer`	20140604	20140525
120450	`opt`	`gcc -m32 -march=nocona -O -fomit-frame-pointer`	20140604	20140525
120498	`opt`	`gcc -m32 -march=core2 -O -fomit-frame-pointer`	20140604	20140525
120528	`opt`	`gcc -m32 -march=k8 -O -fomit-frame-pointer`	20140604	20140525
120555	`opt`	`gcc -m32 -march=prescott -O -fomit-frame-pointer`	20140604	20140525
120582	`opt`	`gcc -m32 -march=barcelona -O -fomit-frame-pointer`	20140604	20140525
120603	`opt`	`gcc -m32 -march=native -mtune=native -O -fomit-frame-pointer`	20140604	20140525
120651	`opt`	`gcc -m32 -march=core2 -msse4 -Os -fomit-frame-pointer`	20140604	20140525
120690	`opt`	`gcc -m32 -march=core2 -Os -fomit-frame-pointer`	20140604	20140525
120717	`opt`	`gcc -m32 -march=core2 -msse4.1 -Os -fomit-frame-pointer`	20140604	20140525
120750	`opt`	`gcc -m32 -march=corei7 -Os -fomit-frame-pointer`	20140604	20140525
120921	`opt`	`gcc -funroll-loops -m32 -march=pentium3 -O3 -fomit-frame-pointer`	20140604	20140525
120939	`opt`	`gcc -funroll-loops -m32 -march=pentium3 -O2 -fomit-frame-pointer`	20140604	20140525
120939	`opt`	`gcc -funroll-loops -m32 -march=pentiumpro -O2 -fomit-frame-pointer`	20140604	20140525
120963	`opt`	`gcc -funroll-loops -m32 -march=pentium2 -O2 -fomit-frame-pointer`	20140604	20140525
120981	`opt`	`gcc -funroll-loops -m32 -march=pentium-m -O2 -fomit-frame-pointer`	20140604	20140525
120987	`opt`	`gcc -funroll-loops -m32 -march=pentium3 -Os -fomit-frame-pointer`	20140604	20140525
120987	`opt`	`gcc -funroll-loops -m32 -march=pentiumpro -Os -fomit-frame-pointer`	20140604	20140525
121020	`opt`	`gcc -m32 -march=pentium4 -O -fomit-frame-pointer`	20140604	20140525
121038	`opt`	`gcc -funroll-loops -m32 -march=pentium2 -Os -fomit-frame-pointer`	20140604	20140525
121050	`opt`	`gcc -funroll-loops -m32 -march=pentium2 -O3 -fomit-frame-pointer`	20140604	20140525
121053	`opt`	`gcc -funroll-loops -m32 -march=pentiumpro -O3 -fomit-frame-pointer`	20140604	20140525
121083	`opt`	`gcc -funroll-loops -m32 -Os -fomit-frame-pointer`	20140604	20140525
121086	`opt`	`gcc -m32 -march=k6-3 -O -fomit-frame-pointer`	20140604	20140525
121095	`opt`	`gcc -m32 -march=k6 -O -fomit-frame-pointer`	20140604	20140525
121098	`opt`	`gcc -m32 -march=k6-2 -O -fomit-frame-pointer`	20140604	20140525
121119	`opt`	`gcc -funroll-loops -m32 -march=k6-2 -O -fomit-frame-pointer`	20140604	20140525
121119	`opt`	`gcc -m32 -march=pentium-m -O -fomit-frame-pointer`	20140604	20140525
121125	`opt`	`gcc -funroll-loops -m32 -march=k6 -O -fomit-frame-pointer`	20140604	20140525
121131	`opt`	`gcc -funroll-loops -m32 -march=k6-3 -O -fomit-frame-pointer`	20140604	20140525
121167	`opt`	`gcc -funroll-loops -m32 -march=pentium-m -O3 -fomit-frame-pointer`	20140604	20140525
121200	`opt`	`gcc -m32 -march=pentium3 -O -fomit-frame-pointer`	20140604	20140525
121200	`opt`	`gcc -m32 -march=pentiumpro -O -fomit-frame-pointer`	20140604	20140525
121203	`opt`	`gcc -m32 -march=pentium2 -O -fomit-frame-pointer`	20140604	20140525
121242	`opt`	`gcc -funroll-loops -m32 -march=pentium4 -O -fomit-frame-pointer`	20140604	20140525
121470	`opt`	`gcc -funroll-loops -m32 -march=pentium-m -Os -fomit-frame-pointer`	20140604	20140525
121812	`opt`	`gcc -m32 -O3 -fomit-frame-pointer`	20140604	20140525
121986	`opt`	`gcc -m32 -O2 -fomit-frame-pointer`	20140604	20140525
122262	`opt`	`gcc -m32 -march=pentium-mmx -O -fomit-frame-pointer`	20140604	20140525
122274	`opt`	`gcc -m32 -march=pentium -O -fomit-frame-pointer`	20140604	20140525
122358	`opt`	`gcc -m32 -march=i486 -O -fomit-frame-pointer`	20140604	20140525
122388	`opt`	`gcc -m32 -march=i386 -O -fomit-frame-pointer`	20140604	20140525
122697	`opt`	`gcc -funroll-loops -m32 -march=pentium -O -fomit-frame-pointer`	20140604	20140525
122712	`opt`	`gcc -funroll-loops -m32 -march=pentium-mmx -O -fomit-frame-pointer`	20140604	20140525
122748	`opt`	`gcc -funroll-loops -m32 -march=i486 -O -fomit-frame-pointer`	20140604	20140525
122808	`opt`	`gcc -funroll-loops -m32 -march=i386 -O -fomit-frame-pointer`	20140604	20140525
122991	`opt`	`gcc -m32 -march=athlon -O3 -fomit-frame-pointer`	20140604	20140525
123096	`opt`	`gcc -m32 -march=native -mtune=native -O3 -fomit-frame-pointer`	20140604	20140525
123132	`opt`	`gcc -m32 -march=barcelona -O2 -fomit-frame-pointer`	20140604	20140525
123144	`opt`	`gcc -m32 -march=native -mtune=native -O2 -fomit-frame-pointer`	20140604	20140525
123147	`opt`	`gcc -m32 -march=athlon -O2 -fomit-frame-pointer`	20140604	20140525
123171	`opt`	`gcc -m32 -march=k8 -O2 -fomit-frame-pointer`	20140604	20140525
123252	`opt`	`gcc -m32 -march=k8 -O3 -fomit-frame-pointer`	20140604	20140525
123318	`opt`	`gcc -m32 -march=barcelona -O3 -fomit-frame-pointer`	20140604	20140525
123441	`opt`	`gcc -m32 -march=k6-3 -Os -fomit-frame-pointer`	20140604	20140525
123444	`opt`	`gcc -m32 -march=k6-2 -Os -fomit-frame-pointer`	20140604	20140525
123444	`opt`	`gcc -m32 -march=k6 -Os -fomit-frame-pointer`	20140604	20140525
123543	`opt`	`gcc -m32 -march=k8 -Os -fomit-frame-pointer`	20140604	20140525
123570	`opt`	`gcc -m32 -march=native -mtune=native -Os -fomit-frame-pointer`	20140604	20140525
123576	`opt`	`gcc -m32 -march=barcelona -Os -fomit-frame-pointer`	20140604	20140525
123738	`opt`	`gcc -funroll-loops -m32 -O3 -fomit-frame-pointer`	20140604	20140525
123879	`opt`	`gcc -funroll-loops -m32 -O2 -fomit-frame-pointer`	20140604	20140525
124308	`opt`	`gcc -m32 -march=athlon -Os -fomit-frame-pointer`	20140604	20140525
124701	`opt`	`gcc -funroll-loops -m32 -march=k6-3 -Os -fomit-frame-pointer`	20140604	20140525
125070	`opt`	`gcc -funroll-loops -m32 -march=k6 -Os -fomit-frame-pointer`	20140604	20140525
125073	`opt`	`gcc -funroll-loops -m32 -march=k6-2 -Os -fomit-frame-pointer`	20140604	20140525
125160	`opt`	`gcc -m32 -march=pentium -Os -fomit-frame-pointer`	20140604	20140525
125259	`opt`	`gcc -m32 -march=pentium-mmx -Os -fomit-frame-pointer`	20140604	20140525
125928	`opt`	`gcc -m32 -Os -fomit-frame-pointer`	20140604	20140525
126288	`opt`	`gcc -funroll-loops -m32 -march=k8 -O3 -fomit-frame-pointer`	20140604	20140525
126405	`opt`	`gcc -funroll-loops -m32 -march=athlon -O2 -fomit-frame-pointer`	20140604	20140525
126504	`opt`	`gcc -funroll-loops -m32 -march=pentium -Os -fomit-frame-pointer`	20140604	20140525
126537	`opt`	`gcc -funroll-loops -m32 -march=pentium-mmx -Os -fomit-frame-pointer`	20140604	20140525
126582	`opt`	`gcc -funroll-loops -m32 -march=barcelona -O3 -fomit-frame-pointer`	20140604	20140525
126684	`opt`	`gcc -funroll-loops -m32 -march=athlon -Os -fomit-frame-pointer`	20140604	20140525
126717	`opt`	`gcc -funroll-loops -m32 -march=barcelona -Os -fomit-frame-pointer`	20140604	20140525
126852	`opt`	`gcc -funroll-loops -m32 -march=athlon -O3 -fomit-frame-pointer`	20140604	20140525
126981	`opt`	`gcc -funroll-loops -m32 -march=k8 -Os -fomit-frame-pointer`	20140604	20140525
127056	`opt`	`gcc -funroll-loops -m32 -march=barcelona -O2 -fomit-frame-pointer`	20140604	20140525
127506	`opt`	`gcc -funroll-loops -m32 -march=k8 -O2 -fomit-frame-pointer`	20140604	20140525
137691	`opt`	`gcc -m32 -march=pentiumpro -O2 -fomit-frame-pointer`	20140604	20140525
137703	`opt`	`gcc -m32 -march=pentium3 -O2 -fomit-frame-pointer`	20140604	20140525
137742	`opt`	`gcc -m32 -march=pentium2 -O2 -fomit-frame-pointer`	20140604	20140525
137841	`opt`	`gcc -m32 -march=pentium2 -O3 -fomit-frame-pointer`	20140604	20140525
137898	`opt`	`gcc -m32 -march=pentium-m -O2 -fomit-frame-pointer`	20140604	20140525
137904	`opt`	`gcc -m32 -march=pentiumpro -O3 -fomit-frame-pointer`	20140604	20140525
137916	`opt`	`gcc -m32 -march=pentium3 -O3 -fomit-frame-pointer`	20140604	20140525
138969	`opt`	`gcc -m32 -march=pentium-m -O3 -fomit-frame-pointer`	20140604	20140525
141048	`opt`	`gcc -funroll-loops -m32 -march=pentiumpro -O -fomit-frame-pointer`	20140604	20140525
141051	`opt`	`gcc -funroll-loops -m32 -march=pentium2 -O -fomit-frame-pointer`	20140604	20140525
141141	`opt`	`gcc -funroll-loops -m32 -march=pentium3 -O -fomit-frame-pointer`	20140604	20140525
141546	`opt`	`gcc -funroll-loops -m32 -march=pentium-m -O -fomit-frame-pointer`	20140604	20140525

Checksum failure

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

f1842d193d830e780d823e7feb35a42ba72a4991152e3bce84bac20e9a27fbda

Number of similar (compiler,implementation) pairs: 161, 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=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 -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: 8, namely:

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

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

Number of similar (compiler,implementation) pairs: 163, 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=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: 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