Implementation notes: x86, h8bobcat, crypto_aead/aes256otrpv2

Computer: h8bobcat
Architecture: x86
CPU ID: AuthenticAMD-00500f20-178bfbff
SUPERCOP version: 20171218
Operation: crypto_aead
Primitive: aes256otrpv2
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
261488? ? ?? ? ?refgcc_-m32_-march=k6-3_-O3_-fomit-frame-pointer2017080520170718
263350? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k6-2_-O3_-fomit-frame-pointer2017080520170718
266955? ? ?? ? ?refgcc_-m32_-march=k6-2_-O3_-fomit-frame-pointer2017080520170718
269163? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k6-3_-O3_-fomit-frame-pointer2017080520170718
277262? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k6_-O3_-fomit-frame-pointer2017080520170718
282197? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k6-2_-O2_-fomit-frame-pointer2017080520170718
282226? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k6_-O2_-fomit-frame-pointer2017080520170718
282321? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k6-3_-O2_-fomit-frame-pointer2017080520170718
283404? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=nocona_-O2_-fomit-frame-pointer2017080520170718
284097? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=athlon_-O3_-fomit-frame-pointer2017080520170718
284701? ? ?? ? ?refgcc_-funroll-loops_-m32_-O3_-fomit-frame-pointer2017080520170718
285200? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=i386_-O2_-fomit-frame-pointer2017080520170718
285522? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentiumpro_-O3_-fomit-frame-pointer2017080520170718
285660? ? ?? ? ?refgcc_-m32_-march=pentiumpro_-O3_-fomit-frame-pointer2017080520170718
286330? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium4_-O2_-fomit-frame-pointer2017080520170718
286643? ? ?? ? ?refgcc_-m32_-O3_-fomit-frame-pointer2017080520170718
286705? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k8_-O2_-fomit-frame-pointer2017080520170718
286748? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium2_-O2_-fomit-frame-pointer2017080520170718
286924? ? ?? ? ?refgcc_-m32_-march=k6_-O3_-fomit-frame-pointer2017080520170718
287014? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium-m_-O2_-fomit-frame-pointer2017080520170718
287793? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=prescott_-O3_-fomit-frame-pointer2017080520170718
287845? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=i486_-O3_-fomit-frame-pointer2017080520170718
287864? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium3_-O3_-fomit-frame-pointer2017080520170718
288306? ? ?? ? ?refgcc_-funroll-loops_-m32_-O2_-fomit-frame-pointer2017080520170718
289076? ? ?? ? ?refgcc_-m32_-march=i486_-O3_-fomit-frame-pointer2017080520170718
289099? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=prescott_-O2_-fomit-frame-pointer2017080520170718
289190? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=i386_-O3_-fomit-frame-pointer2017080520170718
290221? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=i486_-O2_-fomit-frame-pointer2017080520170718
290382? ? ?? ? ?refgcc_-m32_-march=pentium2_-O3_-fomit-frame-pointer2017080520170718
290439? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium2_-O3_-fomit-frame-pointer2017080520170718
291056? ? ?? ? ?refgcc_-m32_-march=core2_-O3_-fomit-frame-pointer2017080520170718
291057? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium3_-O2_-fomit-frame-pointer2017080520170718
291161? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=barcelona_-O2_-fomit-frame-pointer2017080520170718
291521? ? ?? ? ?refgcc_-m32_-march=i386_-O3_-fomit-frame-pointer2017080520170718
291806? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium4_-O3_-fomit-frame-pointer2017080520170718
291878? ? ?? ? ?refgcc_-m32_-march=pentium3_-O3_-fomit-frame-pointer2017080520170718
293037? ? ?? ? ?refgcc_-m32_-march=prescott_-O3_-fomit-frame-pointer2017080520170718
293474? ? ?? ? ?refgcc_-m32_-march=nocona_-O3_-fomit-frame-pointer2017080520170718
294135? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k8_-O3_-fomit-frame-pointer2017080520170718
294553? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=nocona_-O3_-fomit-frame-pointer2017080520170718
294553? ? ?? ? ?refgcc_-m32_-march=barcelona_-O3_-fomit-frame-pointer2017080520170718
295559? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium-m_-O3_-fomit-frame-pointer2017080520170718
295664? ? ?? ? ?refgcc_-m32_-march=athlon_-O3_-fomit-frame-pointer2017080520170718
295801? ? ?? ? ?refgcc_-m32_-march=pentium4_-O3_-fomit-frame-pointer2017080520170718
296092? ? ?? ? ?refgcc_-m32_-march=pentium-m_-O3_-fomit-frame-pointer2017080520170718
297379? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=athlon_-O2_-fomit-frame-pointer2017080520170718
297573? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=barcelona_-O3_-fomit-frame-pointer2017080520170718
300395? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentiumpro_-O2_-fomit-frame-pointer2017080520170718
301178? ? ?? ? ?refgcc_-m32_-march=pentium4_-O2_-fomit-frame-pointer2017080520170718
302057? ? ?? ? ?refgcc_-m32_-march=k8_-O3_-fomit-frame-pointer2017080520170718
302119? ? ?? ? ?refgcc_-m32_-march=native_-mtune=native_-O3_-fomit-frame-pointer2017080520170718
302651? ? ?? ? ?refgcc_-m32_-march=pentium-m_-O2_-fomit-frame-pointer2017080520170718
303198? ? ?? ? ?refgcc_-m32_-march=pentium3_-O2_-fomit-frame-pointer2017080520170718
304779? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium-mmx_-O2_-fomit-frame-pointer2017080520170718
305140? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium_-O2_-fomit-frame-pointer2017080520170718
305938? ? ?? ? ?refgcc_-m32_-march=pentium2_-O2_-fomit-frame-pointer2017080520170718
306675? ? ?? ? ?refgcc_-m32_-march=pentium_-O3_-fomit-frame-pointer2017080520170718
307116? ? ?? ? ?refgcc_-m32_-march=core2_-msse4.1_-O2_-fomit-frame-pointer2017080520170718
307515? ? ?? ? ?refgcc_-m32_-march=pentiumpro_-O2_-fomit-frame-pointer2017080520170718
307549? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium_-O3_-fomit-frame-pointer2017080520170718
307710? ? ?? ? ?refgcc_-m32_-march=core2_-O2_-fomit-frame-pointer2017080520170718
308037? ? ?? ? ?refgcc_-m32_-march=core2_-msse4_-O2_-fomit-frame-pointer2017080520170718
308484? ? ?? ? ?refgcc_-m32_-march=pentium-mmx_-O3_-fomit-frame-pointer2017080520170718
310427? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium3_-O_-fomit-frame-pointer2017080520170718
310707? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium-mmx_-O3_-fomit-frame-pointer2017080520170718
311168? ? ?? ? ?refgcc_-m32_-march=corei7_-O2_-fomit-frame-pointer2017080520170718
311258? ? ?? ? ?refgcc_-m32_-march=k6-2_-O2_-fomit-frame-pointer2017080520170718
311448? ? ?? ? ?refgcc_-m32_-march=k8_-O2_-fomit-frame-pointer2017080520170718
311942? ? ?? ? ?refgcc_-m32_-march=i486_-O2_-fomit-frame-pointer2017080520170718
312023? ? ?? ? ?refgcc_-m32_-march=k6_-O2_-fomit-frame-pointer2017080520170718
312137? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k6-3_-O_-fomit-frame-pointer2017080520170718
312298? ? ?? ? ?refgcc_-m32_-march=nocona_-O2_-fomit-frame-pointer2017080520170718
312797? ? ?? ? ?refgcc_-m32_-march=prescott_-O2_-fomit-frame-pointer2017080520170718
313690? ? ?? ? ?refgcc_-m32_-march=barcelona_-O2_-fomit-frame-pointer2017080520170718
313728? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium4_-O_-fomit-frame-pointer2017080520170718
313956? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k6-2_-O_-fomit-frame-pointer2017080520170718
313975? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium2_-O_-fomit-frame-pointer2017080520170718
314574? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k6_-O_-fomit-frame-pointer2017080520170718
314949? ? ?? ? ?refgcc_-m32_-O2_-fomit-frame-pointer2017080520170718
315063? ? ?? ? ?refgcc_-m32_-march=i386_-O2_-fomit-frame-pointer2017080520170718
316089? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium-m_-O_-fomit-frame-pointer2017080520170718
316493? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=prescott_-O_-fomit-frame-pointer2017080520170718
318193? ? ?? ? ?refgcc_-m32_-march=athlon_-O2_-fomit-frame-pointer2017080520170718
318478? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentiumpro_-O_-fomit-frame-pointer2017080520170718
318982? ? ?? ? ?refgcc_-m32_-march=native_-mtune=native_-O2_-fomit-frame-pointer2017080520170718
319955? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=i386_-O_-fomit-frame-pointer2017080520170718
320425? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k8_-O_-fomit-frame-pointer2017080520170718
322777? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=nocona_-O_-fomit-frame-pointer2017080520170718
323475? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=barcelona_-O_-fomit-frame-pointer2017080520170718
328648? ? ?? ? ?refgcc_-m32_-march=pentium_-O2_-fomit-frame-pointer2017080520170718
328723? ? ?? ? ?refgcc_-m32_-march=k6-3_-O2_-fomit-frame-pointer2017080520170718
329009? ? ?? ? ?refgcc_-m32_-march=pentium-mmx_-O2_-fomit-frame-pointer2017080520170718
329792? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=athlon_-O_-fomit-frame-pointer2017080520170718
332913? ? ?? ? ?refgcc_-funroll-loops_-m32_-O_-fomit-frame-pointer2017080520170718
333469? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium-mmx_-O_-fomit-frame-pointer2017080520170718
334386? ? ?? ? ?refgcc_-m32_-march=pentium2_-O_-fomit-frame-pointer2017080520170718
334514? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium_-O_-fomit-frame-pointer2017080520170718
337825? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=i486_-O_-fomit-frame-pointer2017080520170718
343568? ? ?? ? ?refgcc_-m32_-march=pentium-m_-O_-fomit-frame-pointer2017080520170718
343957? ? ?? ? ?refgcc_-m32_-march=pentium4_-O_-fomit-frame-pointer2017080520170718
344332? ? ?? ? ?refgcc_-m32_-march=core2_-msse4_-O_-fomit-frame-pointer2017080520170718
344603? ? ?? ? ?refgcc_-m32_-march=k8_-Os_-fomit-frame-pointer2017080520170718
345924? ? ?? ? ?refgcc_-m32_-march=k6-3_-O_-fomit-frame-pointer2017080520170718
346850? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium_-Os_-fomit-frame-pointer2017080520170718
347106? ? ?? ? ?refgcc_-m32_-march=i386_-O_-fomit-frame-pointer2017080520170718
347229? ? ?? ? ?refgcc_-m32_-Os_-fomit-frame-pointer2017080520170718
348151? ? ?? ? ?refgcc_-m32_-march=barcelona_-Os_-fomit-frame-pointer2017080520170718
348266? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium-mmx_-Os_-fomit-frame-pointer2017080520170718
348503? ? ?? ? ?refgcc_-m32_-march=core2_-O_-fomit-frame-pointer2017080520170718
349040? ? ?? ? ?refgcc_-m32_-march=native_-mtune=native_-Os_-fomit-frame-pointer2017080520170718
349072? ? ?? ? ?refgcc_-m32_-march=pentiumpro_-O_-fomit-frame-pointer2017080520170718
349129? ? ?? ? ?refgcc_-m32_-march=pentium_-O_-fomit-frame-pointer2017080520170718
349135? ? ?? ? ?refgcc_-m32_-march=barcelona_-O_-fomit-frame-pointer2017080520170718
349224? ? ?? ? ?refgcc_-m32_-march=pentium3_-O_-fomit-frame-pointer2017080520170718
349927? ? ?? ? ?refgcc_-m32_-march=k6-2_-Os_-fomit-frame-pointer2017080520170718
350526? ? ?? ? ?refgcc_-m32_-march=core2_-msse4.1_-O_-fomit-frame-pointer2017080520170718
350592? ? ?? ? ?refgcc_-m32_-march=i486_-O_-fomit-frame-pointer2017080520170718
350968? ? ?? ? ?refgcc_-m32_-march=k6-3_-Os_-fomit-frame-pointer2017080520170718
351048? ? ?? ? ?refgcc_-m32_-march=athlon_-O_-fomit-frame-pointer2017080520170718
351097? ? ?? ? ?refgcc_-m32_-march=k6_-Os_-fomit-frame-pointer2017080520170718
351186? ? ?? ? ?refgcc_-m32_-march=native_-mtune=native_-O_-fomit-frame-pointer2017080520170718
351348? ? ?? ? ?refgcc_-m32_-O_-fomit-frame-pointer2017080520170718
351624? ? ?? ? ?refgcc_-m32_-march=core2_-msse4_-Os_-fomit-frame-pointer2017080520170718
351666? ? ?? ? ?refgcc_-m32_-march=pentium-mmx_-O_-fomit-frame-pointer2017080520170718
351800? ? ?? ? ?refgcc_-m32_-march=corei7_-Os_-fomit-frame-pointer2017080520170718
352507? ? ?? ? ?refgcc_-m32_-march=k6-2_-O_-fomit-frame-pointer2017080520170718
352820? ? ?? ? ?refgcc_-m32_-march=k6_-O_-fomit-frame-pointer2017080520170718
353590? ? ?? ? ?refgcc_-m32_-march=k8_-O_-fomit-frame-pointer2017080520170718
354231? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k6-2_-Os_-fomit-frame-pointer2017080520170718
354958? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=i486_-Os_-fomit-frame-pointer2017080520170718
355319? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k6_-Os_-fomit-frame-pointer2017080520170718
355628? ? ?? ? ?refgcc_-m32_-march=core2_-Os_-fomit-frame-pointer2017080520170718
355647? ? ?? ? ?refgcc_-m32_-march=athlon_-Os_-fomit-frame-pointer2017080520170718
355761? ? ?? ? ?refgcc_-m32_-march=nocona_-Os_-fomit-frame-pointer2017080520170718
355979? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k6-3_-Os_-fomit-frame-pointer2017080520170718
356098? ? ?? ? ?refgcc_-m32_-march=pentium-mmx_-Os_-fomit-frame-pointer2017080520170718
356554? ? ?? ? ?refgcc_-m32_-march=prescott_-Os_-fomit-frame-pointer2017080520170718
356697? ? ?? ? ?refgcc_-m32_-march=pentium4_-Os_-fomit-frame-pointer2017080520170718
357851? ? ?? ? ?refgcc_-m32_-march=core2_-msse4.1_-Os_-fomit-frame-pointer2017080520170718
358259? ? ?? ? ?refgcc_-m32_-march=i386_-Os_-fomit-frame-pointer2017080520170718
358934? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium4_-Os_-fomit-frame-pointer2017080520170718
359110? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=i386_-Os_-fomit-frame-pointer2017080520170718
359162? ? ?? ? ?refgcc_-funroll-loops_-m32_-Os_-fomit-frame-pointer2017080520170718
360620? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=nocona_-Os_-fomit-frame-pointer2017080520170718
360867? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=prescott_-Os_-fomit-frame-pointer2017080520170718
362221? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k8_-Os_-fomit-frame-pointer2017080520170718
363955? ? ?? ? ?refgcc_-m32_-march=nocona_-O_-fomit-frame-pointer2017080520170718
364287? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=barcelona_-Os_-fomit-frame-pointer2017080520170718
364577? ? ?? ? ?refgcc_-m32_-march=pentium_-Os_-fomit-frame-pointer2017080520170718
365588? ? ?? ? ?refgcc_-m32_-march=i486_-Os_-fomit-frame-pointer2017080520170718
369127? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=athlon_-Os_-fomit-frame-pointer2017080520170718
370405? ? ?? ? ?refgcc_-m32_-march=prescott_-O_-fomit-frame-pointer2017080520170718
377359? ? ?? ? ?refgcc_-m32_-march=corei7_-O_-fomit-frame-pointer2017080520170718
387501? ? ?? ? ?refgcc_-m32_-march=pentium2_-Os_-fomit-frame-pointer2017080520170718
389276? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium-m_-Os_-fomit-frame-pointer2017080520170718
391253? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium2_-Os_-fomit-frame-pointer2017080520170718
394549? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentiumpro_-Os_-fomit-frame-pointer2017080520170718
394654? ? ?? ? ?refgcc_-m32_-march=pentiumpro_-Os_-fomit-frame-pointer2017080520170718
397565? ? ?? ? ?refgcc_-m32_-march=pentium3_-Os_-fomit-frame-pointer2017080520170718
398449? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium3_-Os_-fomit-frame-pointer2017080520170718
399475? ? ?? ? ?refgcc_-m32_-march=pentium-m_-Os_-fomit-frame-pointer2017080520170718

Test failure

Implementation: crypto_aead/aes256otrpv2/ref
Compiler: gcc -m32 -march=core-avx-i -O2 -fomit-frame-pointer
error 111

Number of similar (compiler,implementation) pairs: 9, namely:
CompilerImplementations
gcc -m32 -march=core-avx-i -O2 -fomit-frame-pointer ref
gcc -m32 -march=core-avx-i -O -fomit-frame-pointer ref
gcc -m32 -march=core-avx-i -Os -fomit-frame-pointer ref
gcc -m32 -march=core-avx2 -O2 -fomit-frame-pointer ref
gcc -m32 -march=core-avx2 -O -fomit-frame-pointer ref
gcc -m32 -march=core-avx2 -Os -fomit-frame-pointer ref
gcc -m32 -march=corei7-avx -O2 -fomit-frame-pointer ref
gcc -m32 -march=corei7-avx -O -fomit-frame-pointer ref
gcc -m32 -march=corei7-avx -Os -fomit-frame-pointer ref

Compiler output

Implementation: crypto_aead/aes256otrpv2/ref
Compiler: gcc -funroll-loops -m32 -O2 -fomit-frame-pointer
OTR.c: OTR.c:51:7: warning: built-in function 'gamma' declared as non-function
OTR.c: uint8 gamma[BLOCK]={0}, gamma2[BLOCK]={0}, Q[BLOCK]={0};
OTR.c: ^

Number of similar (compiler,implementation) pairs: 166, namely:
CompilerImplementations
gcc -funroll-loops -m32 -O2 -fomit-frame-pointer ref
gcc -funroll-loops -m32 -O3 -fomit-frame-pointer ref
gcc -funroll-loops -m32 -O -fomit-frame-pointer ref
gcc -funroll-loops -m32 -Os -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=athlon -O2 -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=athlon -O3 -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=athlon -O -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=athlon -Os -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=barcelona -O2 -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=barcelona -O3 -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=barcelona -O -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=barcelona -Os -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=i386 -O2 -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=i386 -O3 -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=i386 -O -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=i386 -Os -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=i486 -O2 -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=i486 -O3 -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=i486 -O -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=i486 -Os -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=k6-2 -O2 -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=k6-2 -O3 -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=k6-2 -O -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=k6-2 -Os -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=k6-3 -O2 -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=k6-3 -O3 -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=k6-3 -O -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=k6-3 -Os -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=k6 -O2 -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=k6 -O3 -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=k6 -O -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=k6 -Os -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=k8 -O2 -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=k8 -O3 -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=k8 -O -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=k8 -Os -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=nocona -O2 -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=nocona -O3 -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=nocona -O -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=nocona -Os -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=pentium-m -O2 -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=pentium-m -O3 -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=pentium-m -O -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=pentium-m -Os -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=pentium-mmx -O2 -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=pentium-mmx -O3 -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=pentium-mmx -O -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=pentium-mmx -Os -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=pentium2 -O2 -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=pentium2 -O3 -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=pentium2 -O -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=pentium2 -Os -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=pentium3 -O2 -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=pentium3 -O3 -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=pentium3 -O -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=pentium3 -Os -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=pentium4 -O2 -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=pentium4 -O3 -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=pentium4 -O -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=pentium4 -Os -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=pentium -O2 -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=pentium -O3 -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=pentium -O -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=pentium -Os -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=pentiumpro -O2 -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=pentiumpro -O3 -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=pentiumpro -O -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=pentiumpro -Os -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=prescott -O2 -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=prescott -O3 -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=prescott -O -fomit-frame-pointer ref
gcc -funroll-loops -m32 -march=prescott -Os -fomit-frame-pointer ref
gcc -m32 -O2 -fomit-frame-pointer ref
gcc -m32 -O3 -fomit-frame-pointer ref
gcc -m32 -O -fomit-frame-pointer ref
gcc -m32 -Os -fomit-frame-pointer ref
gcc -m32 -march=athlon -O2 -fomit-frame-pointer ref
gcc -m32 -march=athlon -O3 -fomit-frame-pointer ref
gcc -m32 -march=athlon -O -fomit-frame-pointer ref
gcc -m32 -march=athlon -Os -fomit-frame-pointer ref
gcc -m32 -march=core-avx-i -O2 -fomit-frame-pointer ref
gcc -m32 -march=core-avx-i -O -fomit-frame-pointer ref
gcc -m32 -march=core-avx-i -Os -fomit-frame-pointer ref
gcc -m32 -march=core-avx2 -O2 -fomit-frame-pointer ref
gcc -m32 -march=core-avx2 -O -fomit-frame-pointer ref
gcc -m32 -march=core-avx2 -Os -fomit-frame-pointer ref
gcc -m32 -march=core2 -O2 -fomit-frame-pointer ref
gcc -m32 -march=core2 -O3 -fomit-frame-pointer ref
gcc -m32 -march=core2 -O -fomit-frame-pointer ref
gcc -m32 -march=core2 -Os -fomit-frame-pointer ref
gcc -m32 -march=core2 -msse4.1 -O2 -fomit-frame-pointer ref
gcc -m32 -march=core2 -msse4.1 -O -fomit-frame-pointer ref
gcc -m32 -march=core2 -msse4.1 -Os -fomit-frame-pointer ref
gcc -m32 -march=core2 -msse4 -O2 -fomit-frame-pointer ref
gcc -m32 -march=core2 -msse4 -O -fomit-frame-pointer ref
gcc -m32 -march=core2 -msse4 -Os -fomit-frame-pointer ref
gcc -m32 -march=corei7-avx -O2 -fomit-frame-pointer ref
gcc -m32 -march=corei7-avx -O -fomit-frame-pointer ref
gcc -m32 -march=corei7-avx -Os -fomit-frame-pointer ref
gcc -m32 -march=corei7 -O2 -fomit-frame-pointer ref
gcc -m32 -march=corei7 -O -fomit-frame-pointer ref
gcc -m32 -march=corei7 -Os -fomit-frame-pointer ref
gcc -m32 -march=i386 -O2 -fomit-frame-pointer ref
gcc -m32 -march=i386 -O3 -fomit-frame-pointer ref
gcc -m32 -march=i386 -O -fomit-frame-pointer ref
gcc -m32 -march=i386 -Os -fomit-frame-pointer ref
gcc -m32 -march=i486 -O2 -fomit-frame-pointer ref
gcc -m32 -march=i486 -O3 -fomit-frame-pointer ref
gcc -m32 -march=i486 -O -fomit-frame-pointer ref
gcc -m32 -march=i486 -Os -fomit-frame-pointer ref
gcc -m32 -march=k6-2 -O2 -fomit-frame-pointer ref
gcc -m32 -march=k6-2 -O3 -fomit-frame-pointer ref
gcc -m32 -march=k6-2 -O -fomit-frame-pointer ref
gcc -m32 -march=k6-2 -Os -fomit-frame-pointer ref
gcc -m32 -march=k6-3 -O2 -fomit-frame-pointer ref
gcc -m32 -march=k6-3 -O3 -fomit-frame-pointer ref
gcc -m32 -march=k6-3 -O -fomit-frame-pointer ref
gcc -m32 -march=k6-3 -Os -fomit-frame-pointer ref
gcc -m32 -march=k6 -O2 -fomit-frame-pointer ref
gcc -m32 -march=k6 -O3 -fomit-frame-pointer ref
gcc -m32 -march=k6 -O -fomit-frame-pointer ref
gcc -m32 -march=k6 -Os -fomit-frame-pointer ref
gcc -m32 -march=k8 -O2 -fomit-frame-pointer ref
gcc -m32 -march=k8 -O3 -fomit-frame-pointer ref
gcc -m32 -march=k8 -O -fomit-frame-pointer ref
gcc -m32 -march=k8 -Os -fomit-frame-pointer ref
gcc -m32 -march=native -mtune=native -O2 -fomit-frame-pointer ref
gcc -m32 -march=native -mtune=native -O3 -fomit-frame-pointer ref
gcc -m32 -march=native -mtune=native -O -fomit-frame-pointer ref
gcc -m32 -march=native -mtune=native -Os -fomit-frame-pointer ref
gcc -m32 -march=nocona -O2 -fomit-frame-pointer ref
gcc -m32 -march=nocona -O3 -fomit-frame-pointer ref
gcc -m32 -march=nocona -O -fomit-frame-pointer ref
gcc -m32 -march=nocona -Os -fomit-frame-pointer ref
gcc -m32 -march=pentium-m -O2 -fomit-frame-pointer ref
gcc -m32 -march=pentium-m -O3 -fomit-frame-pointer ref
gcc -m32 -march=pentium-m -O -fomit-frame-pointer ref
gcc -m32 -march=pentium-m -Os -fomit-frame-pointer ref
gcc -m32 -march=pentium-mmx -O2 -fomit-frame-pointer ref
gcc -m32 -march=pentium-mmx -O3 -fomit-frame-pointer ref
gcc -m32 -march=pentium-mmx -O -fomit-frame-pointer ref
gcc -m32 -march=pentium-mmx -Os -fomit-frame-pointer ref
gcc -m32 -march=pentium2 -O2 -fomit-frame-pointer ref
gcc -m32 -march=pentium2 -O3 -fomit-frame-pointer ref
gcc -m32 -march=pentium2 -O -fomit-frame-pointer ref
gcc -m32 -march=pentium2 -Os -fomit-frame-pointer ref
gcc -m32 -march=pentium3 -O2 -fomit-frame-pointer ref
gcc -m32 -march=pentium3 -O3 -fomit-frame-pointer ref
gcc -m32 -march=pentium3 -O -fomit-frame-pointer ref
gcc -m32 -march=pentium3 -Os -fomit-frame-pointer ref
gcc -m32 -march=pentium4 -O2 -fomit-frame-pointer ref
gcc -m32 -march=pentium4 -O3 -fomit-frame-pointer ref
gcc -m32 -march=pentium4 -O -fomit-frame-pointer ref
gcc -m32 -march=pentium4 -Os -fomit-frame-pointer ref
gcc -m32 -march=pentium -O2 -fomit-frame-pointer ref
gcc -m32 -march=pentium -O3 -fomit-frame-pointer ref
gcc -m32 -march=pentium -O -fomit-frame-pointer ref
gcc -m32 -march=pentium -Os -fomit-frame-pointer ref
gcc -m32 -march=pentiumpro -O2 -fomit-frame-pointer ref
gcc -m32 -march=pentiumpro -O3 -fomit-frame-pointer ref
gcc -m32 -march=pentiumpro -O -fomit-frame-pointer ref
gcc -m32 -march=pentiumpro -Os -fomit-frame-pointer ref
gcc -m32 -march=prescott -O2 -fomit-frame-pointer ref
gcc -m32 -march=prescott -O3 -fomit-frame-pointer ref
gcc -m32 -march=prescott -O -fomit-frame-pointer ref
gcc -m32 -march=prescott -Os -fomit-frame-pointer ref

Compiler output

Implementation: crypto_aead/aes256otrpv2/ref
Compiler: gcc -m32 -march=barcelona -O2 -fomit-frame-pointer
OTR.c: OTR.c:51:7: warning: built-in function 'gamma' declared as non-function
OTR.c: uint8 gamma[BLOCK]={0}, gamma2[BLOCK]={0}, Q[BLOCK]={0};
OTR.c: ^
OTR.c: OTR.c:51:7: warning: built-in function 'gamma' declared as non-function
OTR.c: uint8 gamma[BLOCK]={0}, gamma2[BLOCK]={0}, Q[BLOCK]={0};
OTR.c: ^

Number of similar (compiler,implementation) pairs: 4, namely:
CompilerImplementations
gcc -m32 -march=barcelona -O2 -fomit-frame-pointer ref
gcc -m32 -march=barcelona -O3 -fomit-frame-pointer ref
gcc -m32 -march=barcelona -O -fomit-frame-pointer ref
gcc -m32 -march=barcelona -Os -fomit-frame-pointer ref