Implementation notes: x86, gcc14, crypto_sign/pass863

Computer: gcc14
Architecture: x86
CPU ID: GenuineIntel-00010676-bfebfbff
SUPERCOP version: 20170105
Operation: crypto_sign
Primitive: pass863

Time	Implementation	Compiler	Benchmark date	SUPERCOP version
9388440	`ref-karatsuba`	`gcc -m32 -march=k6-2 -O -fomit-frame-pointer`	20161029	20161009
9398610	`ref-karatsuba`	`gcc -m32 -march=k6-3 -O -fomit-frame-pointer`	20161029	20161009
9406719	`ref-karatsuba`	`gcc -m32 -march=k6 -O -fomit-frame-pointer`	20161029	20161009
9442755	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=k6 -O -fomit-frame-pointer`	20161029	20161009
9448713	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=k6-3 -O -fomit-frame-pointer`	20161029	20161009
9455715	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=k6-2 -O -fomit-frame-pointer`	20161029	20161009
9878724	`ref-karatsuba`	`gcc -m32 -march=k6-2 -Os -fomit-frame-pointer`	20161029	20161009
9883521	`ref-karatsuba`	`gcc -m32 -march=k6-3 -Os -fomit-frame-pointer`	20161029	20161009
9889542	`ref-karatsuba`	`gcc -m32 -march=k6 -Os -fomit-frame-pointer`	20161029	20161009
9942561	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=k6-3 -Os -fomit-frame-pointer`	20161029	20161009
9948078	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=k6 -Os -fomit-frame-pointer`	20161029	20161009
9949122	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=k6-2 -Os -fomit-frame-pointer`	20161029	20161009
10071027	`ref-karatsuba`	`gcc -m32 -march=pentium -Os -fomit-frame-pointer`	20161029	20161009
10075689	`ref-karatsuba`	`gcc -m32 -march=i486 -Os -fomit-frame-pointer`	20161029	20161009
10077669	`ref-karatsuba`	`gcc -m32 -march=core2 -msse4.1 -Os -fomit-frame-pointer`	20161029	20161009
10078092	`ref-karatsuba`	`gcc -m32 -march=pentium-mmx -Os -fomit-frame-pointer`	20161029	20161009
10079028	`ref-karatsuba`	`gcc -m32 -march=i386 -Os -fomit-frame-pointer`	20161029	20161009
10083816	`ref-karatsuba`	`gcc -m32 -march=pentiumpro -Os -fomit-frame-pointer`	20161029	20161009
10085832	`ref-karatsuba`	`gcc -m32 -march=pentium-m -Os -fomit-frame-pointer`	20161029	20161009
10086930	`ref-karatsuba`	`gcc -m32 -march=native -mtune=native -Os -fomit-frame-pointer`	20161029	20161009
10087209	`ref-karatsuba`	`gcc -m32 -march=pentium2 -Os -fomit-frame-pointer`	20161029	20161009
10087812	`ref-karatsuba`	`gcc -m32 -march=core2 -Os -fomit-frame-pointer`	20161029	20161009
10088019	`ref-karatsuba`	`gcc -m32 -march=core2 -msse4 -Os -fomit-frame-pointer`	20161029	20161009
10088316	`ref-karatsuba`	`gcc -m32 -march=barcelona -Os -fomit-frame-pointer`	20161029	20161009
10095615	`ref-karatsuba`	`gcc -m32 -march=k8 -Os -fomit-frame-pointer`	20161029	20161009
10095912	`ref-karatsuba`	`gcc -m32 -march=athlon -Os -fomit-frame-pointer`	20161029	20161009
10096101	`ref-karatsuba`	`gcc -m32 -march=nocona -Os -fomit-frame-pointer`	20161029	20161009
10096299	`ref-karatsuba`	`gcc -m32 -march=pentium3 -Os -fomit-frame-pointer`	20161029	20161009
10103949	`ref-karatsuba`	`gcc -m32 -Os -fomit-frame-pointer`	20161029	20161009
10106442	`ref-karatsuba`	`gcc -m32 -march=prescott -Os -fomit-frame-pointer`	20161029	20161009
10110852	`ref-karatsuba`	`gcc -m32 -march=pentium4 -Os -fomit-frame-pointer`	20161029	20161009
11154546	`ref-karatsuba`	`gcc -m32 -march=i486 -O -fomit-frame-pointer`	20161029	20161009
11185128	`ref-karatsuba`	`gcc -m32 -march=pentium-m -O -fomit-frame-pointer`	20161029	20161009
11189178	`ref-karatsuba`	`gcc -m32 -march=pentiumpro -O -fomit-frame-pointer`	20161029	20161009
11190672	`ref-karatsuba`	`gcc -m32 -march=pentium2 -O -fomit-frame-pointer`	20161029	20161009
11191095	`ref-karatsuba`	`gcc -m32 -march=pentium3 -O -fomit-frame-pointer`	20161029	20161009
11206368	`ref-karatsuba`	`gcc -m32 -O -fomit-frame-pointer`	20161029	20161009
11210508	`ref-karatsuba`	`gcc -m32 -march=native -mtune=native -O -fomit-frame-pointer`	20161029	20161009
11211795	`ref-karatsuba`	`gcc -m32 -march=k8 -O -fomit-frame-pointer`	20161029	20161009
11212758	`ref-karatsuba`	`gcc -m32 -march=barcelona -O -fomit-frame-pointer`	20161029	20161009
11213739	`ref-karatsuba`	`gcc -m32 -march=core2 -msse4.1 -O -fomit-frame-pointer`	20161029	20161009
11219040	`ref-karatsuba`	`gcc -m32 -march=core2 -O -fomit-frame-pointer`	20161029	20161009
11220435	`ref-karatsuba`	`gcc -m32 -march=core2 -msse4 -O -fomit-frame-pointer`	20161029	20161009
11225394	`ref-karatsuba`	`gcc -m32 -march=pentium -O -fomit-frame-pointer`	20161029	20161009
11227365	`ref-karatsuba`	`gcc -m32 -march=pentium-mmx -O -fomit-frame-pointer`	20161029	20161009
11227941	`ref-karatsuba`	`gcc -m32 -march=athlon -O -fomit-frame-pointer`	20161029	20161009
11237472	`ref-karatsuba`	`gcc -m32 -march=prescott -O -fomit-frame-pointer`	20161029	20161009
11239335	`ref-karatsuba`	`gcc -m32 -march=nocona -O -fomit-frame-pointer`	20161029	20161009
11267100	`ref-karatsuba`	`gcc -m32 -march=i386 -O -fomit-frame-pointer`	20161029	20161009
11855529	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=i486 -O -fomit-frame-pointer`	20161029	20161009
11864160	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=pentium-m -O -fomit-frame-pointer`	20161029	20161009
11864862	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=pentium3 -O -fomit-frame-pointer`	20161029	20161009
11865492	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=pentium2 -O -fomit-frame-pointer`	20161029	20161009
11871234	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=pentiumpro -O -fomit-frame-pointer`	20161029	20161009
11885535	`ref-karatsuba`	`gcc -m32 -march=i486 -O3 -fomit-frame-pointer`	20161029	20161009
11891952	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=i486 -O3 -fomit-frame-pointer`	20161029	20161009
11892951	`ref-karatsuba`	`gcc -m32 -march=i486 -O2 -fomit-frame-pointer`	20161029	20161009
11901006	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=i486 -O2 -fomit-frame-pointer`	20161029	20161009
11908998	`ref-karatsuba`	`gcc -m32 -march=pentium3 -O2 -fomit-frame-pointer`	20161029	20161009
11909790	`ref-karatsuba`	`gcc -m32 -march=pentiumpro -O3 -fomit-frame-pointer`	20161029	20161009
11910168	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=pentium -O -fomit-frame-pointer`	20161029	20161009
11911986	`ref-karatsuba`	`gcc -m32 -march=pentium3 -O3 -fomit-frame-pointer`	20161029	20161009
11912436	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=athlon -O -fomit-frame-pointer`	20161029	20161009
11914821	`ref-karatsuba`	`gcc -m32 -march=pentium-m -O2 -fomit-frame-pointer`	20161029	20161009
11916432	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=barcelona -O -fomit-frame-pointer`	20161029	20161009
11917620	`ref-karatsuba`	`gcc -m32 -march=pentiumpro -O2 -fomit-frame-pointer`	20161029	20161009
11918322	`ref-karatsuba`	`gcc -m32 -march=pentium2 -O3 -fomit-frame-pointer`	20161029	20161009
11920050	`ref-karatsuba`	`gcc -m32 -march=pentium2 -O2 -fomit-frame-pointer`	20161029	20161009
11922111	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=nocona -O -fomit-frame-pointer`	20161029	20161009
11924523	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=k8 -O -fomit-frame-pointer`	20161029	20161009
11927133	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=pentium-mmx -O -fomit-frame-pointer`	20161029	20161009
11928105	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=prescott -O -fomit-frame-pointer`	20161029	20161009
11928870	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=pentium2 -O3 -fomit-frame-pointer`	20161029	20161009
11931165	`ref-karatsuba`	`gcc -funroll-loops -m32 -O -fomit-frame-pointer`	20161029	20161009
11935017	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=pentiumpro -O3 -fomit-frame-pointer`	20161029	20161009
11935233	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=pentium3 -O3 -fomit-frame-pointer`	20161029	20161009
11935611	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=pentium-m -O2 -fomit-frame-pointer`	20161029	20161009
11940084	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=pentiumpro -O2 -fomit-frame-pointer`	20161029	20161009
11943378	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=pentium3 -O2 -fomit-frame-pointer`	20161029	20161009
11948040	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=pentium2 -O2 -fomit-frame-pointer`	20161029	20161009
11964771	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=pentium-m -O3 -fomit-frame-pointer`	20161029	20161009
11966697	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=pentium-mmx -O3 -fomit-frame-pointer`	20161029	20161009
11970927	`ref-karatsuba`	`gcc -m32 -march=pentium-m -O3 -fomit-frame-pointer`	20161029	20161009
11978721	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=pentium -O3 -fomit-frame-pointer`	20161029	20161009
11980197	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=pentium-mmx -O2 -fomit-frame-pointer`	20161029	20161009
11980323	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=pentium -O2 -fomit-frame-pointer`	20161029	20161009
11998989	`ref-karatsuba`	`gcc -m32 -march=pentium-mmx -O3 -fomit-frame-pointer`	20161029	20161009
12002571	`ref-karatsuba`	`gcc -m32 -march=pentium -O2 -fomit-frame-pointer`	20161029	20161009
12003615	`ref-karatsuba`	`gcc -m32 -march=pentium -O3 -fomit-frame-pointer`	20161029	20161009
12003867	`ref-karatsuba`	`gcc -m32 -march=pentium-mmx -O2 -fomit-frame-pointer`	20161029	20161009
12008304	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=nocona -O3 -fomit-frame-pointer`	20161029	20161009
12012120	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=i386 -O -fomit-frame-pointer`	20161029	20161009
12015909	`ref-karatsuba`	`gcc -m32 -march=native -mtune=native -O2 -fomit-frame-pointer`	20161029	20161009
12019266	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=prescott -O3 -fomit-frame-pointer`	20161029	20161009
12019896	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=nocona -O2 -fomit-frame-pointer`	20161029	20161009
12023442	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=prescott -O2 -fomit-frame-pointer`	20161029	20161009
12023721	`ref-karatsuba`	`gcc -m32 -march=core2 -O2 -fomit-frame-pointer`	20161029	20161009
12024324	`ref-karatsuba`	`gcc -m32 -march=prescott -O2 -fomit-frame-pointer`	20161029	20161009
12025458	`ref-karatsuba`	`gcc -m32 -march=nocona -O2 -fomit-frame-pointer`	20161029	20161009
12026376	`ref-karatsuba`	`gcc -m32 -march=prescott -O3 -fomit-frame-pointer`	20161029	20161009
12028257	`ref-karatsuba`	`gcc -m32 -march=core2 -msse4.1 -O2 -fomit-frame-pointer`	20161029	20161009
12030777	`ref-karatsuba`	`gcc -m32 -march=core2 -msse4 -O2 -fomit-frame-pointer`	20161029	20161009
12034269	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=barcelona -O3 -fomit-frame-pointer`	20161029	20161009
12036609	`ref-karatsuba`	`gcc -m32 -march=i386 -O2 -fomit-frame-pointer`	20161029	20161009
12038265	`ref-karatsuba`	`gcc -m32 -march=nocona -O3 -fomit-frame-pointer`	20161029	20161009
12039687	`ref-karatsuba`	`gcc -m32 -march=k6 -O2 -fomit-frame-pointer`	20161029	20161009
12041469	`ref-karatsuba`	`gcc -m32 -march=barcelona -O2 -fomit-frame-pointer`	20161029	20161009
12044295	`ref-karatsuba`	`gcc -m32 -march=k6 -O3 -fomit-frame-pointer`	20161029	20161009
12045087	`ref-karatsuba`	`gcc -m32 -march=k6-2 -O3 -fomit-frame-pointer`	20161029	20161009
12049155	`ref-karatsuba`	`gcc -m32 -march=k6-2 -O2 -fomit-frame-pointer`	20161029	20161009
12049353	`ref-karatsuba`	`gcc -m32 -march=k6-3 -O3 -fomit-frame-pointer`	20161029	20161009
12050100	`ref-karatsuba`	`gcc -m32 -march=athlon -O2 -fomit-frame-pointer`	20161029	20161009
12050811	`ref-karatsuba`	`gcc -m32 -march=k8 -O2 -fomit-frame-pointer`	20161029	20161009
12052557	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=k8 -O3 -fomit-frame-pointer`	20161029	20161009
12056256	`ref-karatsuba`	`gcc -m32 -O2 -fomit-frame-pointer`	20161029	20161009
12057021	`ref-karatsuba`	`gcc -m32 -march=athlon -O3 -fomit-frame-pointer`	20161029	20161009
12059982	`ref-karatsuba`	`gcc -m32 -march=k6-3 -O2 -fomit-frame-pointer`	20161029	20161009
12060648	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=i386 -O2 -fomit-frame-pointer`	20161029	20161009
12062295	`ref-karatsuba`	`gcc -m32 -O3 -fomit-frame-pointer`	20161029	20161009
12063330	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=i386 -O3 -fomit-frame-pointer`	20161029	20161009
12064284	`ref-karatsuba`	`gcc -m32 -march=i386 -O3 -fomit-frame-pointer`	20161029	20161009
12073329	`ref-karatsuba`	`gcc -funroll-loops -m32 -O3 -fomit-frame-pointer`	20161029	20161009
12074391	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=barcelona -O2 -fomit-frame-pointer`	20161029	20161009
12075426	`ref-karatsuba`	`gcc -m32 -march=barcelona -O3 -fomit-frame-pointer`	20161029	20161009
12076623	`ref-karatsuba`	`gcc -m32 -march=core2 -msse4 -O3 -fomit-frame-pointer`	20161029	20161009
12078990	`ref-karatsuba`	`gcc -m32 -march=core2 -msse4.1 -O3 -fomit-frame-pointer`	20161029	20161009
12079836	`ref-karatsuba`	`gcc -funroll-loops -m32 -O2 -fomit-frame-pointer`	20161029	20161009
12080529	`ref-karatsuba`	`gcc -m32 -march=native -mtune=native -O3 -fomit-frame-pointer`	20161029	20161009
12081843	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=athlon -O2 -fomit-frame-pointer`	20161029	20161009
12082707	`ref-karatsuba`	`gcc -m32 -march=core2 -O3 -fomit-frame-pointer`	20161029	20161009
12082716	`ref-karatsuba`	`gcc -m32 -march=k8 -O3 -fomit-frame-pointer`	20161029	20161009
12085731	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=athlon -O3 -fomit-frame-pointer`	20161029	20161009
12086100	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=k8 -O2 -fomit-frame-pointer`	20161029	20161009
12102867	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=k6-2 -O3 -fomit-frame-pointer`	20161029	20161009
12103515	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=k6 -O2 -fomit-frame-pointer`	20161029	20161009
12106485	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=k6-2 -O2 -fomit-frame-pointer`	20161029	20161009
12106719	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=k6-3 -O3 -fomit-frame-pointer`	20161029	20161009
12107781	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=k6-3 -O2 -fomit-frame-pointer`	20161029	20161009
12108870	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=k6 -O3 -fomit-frame-pointer`	20161029	20161009
12558465	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=pentium4 -O3 -fomit-frame-pointer`	20161029	20161009
14124312	`ref-karatsuba`	`gcc -m32 -march=pentium4 -O3 -fomit-frame-pointer`	20161029	20161009
14212539	`ref-karatsuba`	`gcc -m32 -march=pentium4 -O2 -fomit-frame-pointer`	20161029	20161009
14270931	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=pentium4 -O2 -fomit-frame-pointer`	20161029	20161009
15530292	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=i386 -Os -fomit-frame-pointer`	20161029	20161009
15531408	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=nocona -Os -fomit-frame-pointer`	20161029	20161009
15532587	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=i486 -Os -fomit-frame-pointer`	20161029	20161009
15537096	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=pentium4 -Os -fomit-frame-pointer`	20161029	20161009
15542919	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=prescott -Os -fomit-frame-pointer`	20161029	20161009
15650379	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=pentium -Os -fomit-frame-pointer`	20161029	20161009
15661179	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=pentium-mmx -Os -fomit-frame-pointer`	20161029	20161009
15663042	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=pentium3 -Os -fomit-frame-pointer`	20161029	20161009
15670575	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=pentium-m -Os -fomit-frame-pointer`	20161029	20161009
15670719	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=pentium2 -Os -fomit-frame-pointer`	20161029	20161009
15673140	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=pentiumpro -Os -fomit-frame-pointer`	20161029	20161009
15779043	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=barcelona -Os -fomit-frame-pointer`	20161029	20161009
15790779	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=k8 -Os -fomit-frame-pointer`	20161029	20161009
15792786	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=athlon -Os -fomit-frame-pointer`	20161029	20161009
15810336	`ref-karatsuba`	`gcc -funroll-loops -m32 -Os -fomit-frame-pointer`	20161029	20161009
16754310	`ref-karatsuba`	`gcc -m32 -march=pentium4 -O -fomit-frame-pointer`	20161029	20161009
17845326	`ref-karatsuba`	`gcc -funroll-loops -m32 -march=pentium4 -O -fomit-frame-pointer`	20161029	20161009

Compiler output

Implementation: crypto_sign/pass863/ref-karatsuba
Compiler: gcc -funroll-loops -m32 -O2 -fomit-frame-pointer

Number of similar (compiler,implementation) pairs: 156, namely:

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

Compiler output

Implementation: crypto_sign/pass863/ref-karatsuba
Compiler: gcc -m32 -march=barcelona -O2 -fomit-frame-pointer

poly.c: poly.h:29: warning: 'cmod' declared inline after being called
poly.c: poly.h:29: warning: previous declaration of 'cmod' was here
sign.c: sign.c: In function 'reject':
sign.c: sign.c:249: warning: incompatible implicit declaration of built-in function 'llabs'
poly.c: poly.h:29: warning: 'cmod' declared inline after being called
poly.c: poly.h:29: warning: previous declaration of 'cmod' was here
sign.c: sign.c: In function 'reject':
sign.c: sign.c:249: warning: incompatible implicit declaration of built-in function 'llabs'

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

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