Implementation notes: x86, morningstar, crypto_aead/aes256otrpv2

Computer: morningstar
Architecture: x86
CPU ID: AuthenticAMD-00100f42-178bfbff
SUPERCOP version: 20170904
Operation: crypto_aead
Primitive: aes256otrpv2
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
212067? ? ?? ? ?refgcc_-m32_-march=k6-3_-O3_-fomit-frame-pointer2017072720170718
212259? ? ?? ? ?refgcc_-m32_-march=k6-2_-O3_-fomit-frame-pointer2017072720170718
216196? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k6-3_-O3_-fomit-frame-pointer2017072720170718
216456? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k6-2_-O3_-fomit-frame-pointer2017072720170718
220666? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=i486_-O3_-fomit-frame-pointer2017072720170718
222864? ? ?? ? ?refgcc_-m32_-march=i486_-O3_-fomit-frame-pointer2017072720170718
223490? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k6_-O3_-fomit-frame-pointer2017072720170718
224040? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=i486_-O2_-fomit-frame-pointer2017072720170718
224048? ? ?? ? ?refgcc_-funroll-loops_-m32_-O3_-fomit-frame-pointer2017072720170718
224647? ? ?? ? ?refgcc_-m32_-march=k6_-O3_-fomit-frame-pointer2017072720170718
224653? ? ?? ? ?refgcc_-m32_-O3_-fomit-frame-pointer2017072720170718
225037? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=barcelona_-O3_-fomit-frame-pointer2017072720170718
226222? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k8_-O3_-fomit-frame-pointer2017072720170718
227173? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=athlon_-O3_-fomit-frame-pointer2017072720170718
228143? ? ?? ? ?refgcc_-m32_-march=athlon_-O3_-fomit-frame-pointer2017072720170718
228469? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k6-3_-O2_-fomit-frame-pointer2017072720170718
228583? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k6-2_-O2_-fomit-frame-pointer2017072720170718
228710? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k6_-O2_-fomit-frame-pointer2017072720170718
229003? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=barcelona_-O2_-fomit-frame-pointer2017072720170718
229712? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=athlon_-O2_-fomit-frame-pointer2017072720170718
229811? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium-mmx_-O2_-fomit-frame-pointer2017072720170718
229850? ? ?? ? ?refgcc_-funroll-loops_-m32_-O2_-fomit-frame-pointer2017072720170718
230016? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium_-O2_-fomit-frame-pointer2017072720170718
230211? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k8_-O2_-fomit-frame-pointer2017072720170718
230576? ? ?? ? ?refgcc_-m32_-march=barcelona_-O3_-fomit-frame-pointer2017072720170718
230967? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium-m_-O3_-fomit-frame-pointer2017072720170718
231416? ? ?? ? ?refgcc_-m32_-march=pentiumpro_-O3_-fomit-frame-pointer2017072720170718
231595? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium2_-O3_-fomit-frame-pointer2017072720170718
231829? ? ?? ? ?refgcc_-m32_-march=native_-mtune=native_-O3_-fomit-frame-pointer2017072720170718
231842? ? ?? ? ?refgcc_-m32_-march=pentium2_-O3_-fomit-frame-pointer2017072720170718
231917? ? ?? ? ?refgcc_-m32_-march=k8_-O3_-fomit-frame-pointer2017072720170718
232313? ? ?? ? ?refgcc_-m32_-march=pentium-m_-O3_-fomit-frame-pointer2017072720170718
232373? ? ?? ? ?refgcc_-m32_-march=pentium3_-O3_-fomit-frame-pointer2017072720170718
232573? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentiumpro_-O3_-fomit-frame-pointer2017072720170718
232990? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium3_-O3_-fomit-frame-pointer2017072720170718
234702? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium-mmx_-O3_-fomit-frame-pointer2017072720170718
234773? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium3_-O2_-fomit-frame-pointer2017072720170718
234840? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium2_-O2_-fomit-frame-pointer2017072720170718
235231? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium-m_-O2_-fomit-frame-pointer2017072720170718
235426? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentiumpro_-O2_-fomit-frame-pointer2017072720170718
236124? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium_-O3_-fomit-frame-pointer2017072720170718
237100? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=i386_-O3_-fomit-frame-pointer2017072720170718
237717? ? ?? ? ?refgcc_-m32_-march=prescott_-O3_-fomit-frame-pointer2017072720170718
237845? ? ?? ? ?refgcc_-m32_-march=nocona_-O3_-fomit-frame-pointer2017072720170718
238266? ? ?? ? ?refgcc_-m32_-march=pentium-mmx_-O3_-fomit-frame-pointer2017072720170718
238616? ? ?? ? ?refgcc_-m32_-march=pentium_-O3_-fomit-frame-pointer2017072720170718
239248? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=prescott_-O3_-fomit-frame-pointer2017072720170718
239500? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=nocona_-O2_-fomit-frame-pointer2017072720170718
240023? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=i386_-O2_-fomit-frame-pointer2017072720170718
240094? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=nocona_-O3_-fomit-frame-pointer2017072720170718
240574? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=prescott_-O2_-fomit-frame-pointer2017072720170718
241224? ? ?? ? ?refgcc_-m32_-march=i386_-O3_-fomit-frame-pointer2017072720170718
242664? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium4_-O2_-fomit-frame-pointer2017072720170718
242800? ? ?? ? ?refgcc_-m32_-march=pentium4_-O3_-fomit-frame-pointer2017072720170718
243685? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium4_-O3_-fomit-frame-pointer2017072720170718
254662? ? ?? ? ?refgcc_-m32_-march=i486_-O2_-fomit-frame-pointer2017072720170718
255829? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium_-O_-fomit-frame-pointer2017072720170718
255853? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium-mmx_-O_-fomit-frame-pointer2017072720170718
256569? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=i486_-O_-fomit-frame-pointer2017072720170718
258745? ? ?? ? ?refgcc_-m32_-march=native_-mtune=native_-O2_-fomit-frame-pointer2017072720170718
258767? ? ?? ? ?refgcc_-m32_-march=barcelona_-O2_-fomit-frame-pointer2017072720170718
259501? ? ?? ? ?refgcc_-m32_-march=corei7_-O2_-fomit-frame-pointer2017072720170718
261288? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium4_-O_-fomit-frame-pointer2017072720170718
265368? ? ?? ? ?refgcc_-m32_-march=pentium4_-O2_-fomit-frame-pointer2017072720170718
265381? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=i386_-O_-fomit-frame-pointer2017072720170718
265408? ? ?? ? ?refgcc_-m32_-march=pentium_-O2_-fomit-frame-pointer2017072720170718
265616? ? ?? ? ?refgcc_-m32_-march=core2_-msse4_-O2_-fomit-frame-pointer2017072720170718
265762? ? ?? ? ?refgcc_-m32_-march=core2_-msse4.1_-O2_-fomit-frame-pointer2017072720170718
265872? ? ?? ? ?refgcc_-m32_-march=k6_-O2_-fomit-frame-pointer2017072720170718
265993? ? ?? ? ?refgcc_-m32_-march=athlon_-O2_-fomit-frame-pointer2017072720170718
266479? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium-m_-O_-fomit-frame-pointer2017072720170718
266515? ? ?? ? ?refgcc_-m32_-march=pentium-mmx_-O2_-fomit-frame-pointer2017072720170718
266878? ? ?? ? ?refgcc_-m32_-march=pentium2_-O2_-fomit-frame-pointer2017072720170718
267224? ? ?? ? ?refgcc_-m32_-march=pentium3_-O2_-fomit-frame-pointer2017072720170718
267248? ? ?? ? ?refgcc_-m32_-march=k6-2_-O2_-fomit-frame-pointer2017072720170718
267311? ? ?? ? ?refgcc_-m32_-march=pentiumpro_-O2_-fomit-frame-pointer2017072720170718
267688? ? ?? ? ?refgcc_-m32_-march=pentium-m_-O2_-fomit-frame-pointer2017072720170718
267762? ? ?? ? ?refgcc_-m32_-march=i386_-O2_-fomit-frame-pointer2017072720170718
267819? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium3_-O_-fomit-frame-pointer2017072720170718
267843? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentiumpro_-O_-fomit-frame-pointer2017072720170718
268387? ? ?? ? ?refgcc_-m32_-march=k6-3_-O2_-fomit-frame-pointer2017072720170718
268392? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium2_-O_-fomit-frame-pointer2017072720170718
268533? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k6_-O_-fomit-frame-pointer2017072720170718
268637? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k6-2_-O_-fomit-frame-pointer2017072720170718
268767? ? ?? ? ?refgcc_-m32_-march=core2_-O2_-fomit-frame-pointer2017072720170718
268834? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k6-3_-O_-fomit-frame-pointer2017072720170718
269477? ? ?? ? ?refgcc_-m32_-O2_-fomit-frame-pointer2017072720170718
270578? ? ?? ? ?refgcc_-m32_-march=k8_-O2_-fomit-frame-pointer2017072720170718
273596? ? ?? ? ?refgcc_-m32_-march=prescott_-O2_-fomit-frame-pointer2017072720170718
276842? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k8_-O_-fomit-frame-pointer2017072720170718
276914? ? ?? ? ?refgcc_-m32_-march=nocona_-O2_-fomit-frame-pointer2017072720170718
277088? ? ?? ? ?refgcc_-m32_-march=pentium_-O_-fomit-frame-pointer2017072720170718
277197? ? ?? ? ?refgcc_-m32_-march=pentium-mmx_-O_-fomit-frame-pointer2017072720170718
277354? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=barcelona_-O_-fomit-frame-pointer2017072720170718
278548? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=athlon_-O_-fomit-frame-pointer2017072720170718
278899? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=nocona_-O_-fomit-frame-pointer2017072720170718
278954? ? ?? ? ?refgcc_-funroll-loops_-m32_-O_-fomit-frame-pointer2017072720170718
279631? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=prescott_-O_-fomit-frame-pointer2017072720170718
288566? ? ?? ? ?refgcc_-m32_-march=i386_-O_-fomit-frame-pointer2017072720170718
290449? ? ?? ? ?refgcc_-m32_-march=i486_-O_-fomit-frame-pointer2017072720170718
292213? ? ?? ? ?refgcc_-m32_-march=pentiumpro_-O_-fomit-frame-pointer2017072720170718
293657? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium_-Os_-fomit-frame-pointer2017072720170718
293735? ? ?? ? ?refgcc_-m32_-march=pentium2_-O_-fomit-frame-pointer2017072720170718
294602? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium-mmx_-Os_-fomit-frame-pointer2017072720170718
297464? ? ?? ? ?refgcc_-m32_-march=pentium3_-O_-fomit-frame-pointer2017072720170718
298520? ? ?? ? ?refgcc_-m32_-march=native_-mtune=native_-O_-fomit-frame-pointer2017072720170718
298784? ? ?? ? ?refgcc_-m32_-march=barcelona_-O_-fomit-frame-pointer2017072720170718
298853? ? ?? ? ?refgcc_-m32_-march=k8_-O_-fomit-frame-pointer2017072720170718
298858? ? ?? ? ?refgcc_-m32_-march=k6-3_-O_-fomit-frame-pointer2017072720170718
299685? ? ?? ? ?refgcc_-m32_-march=k6-2_-O_-fomit-frame-pointer2017072720170718
300315? ? ?? ? ?refgcc_-m32_-march=k6_-O_-fomit-frame-pointer2017072720170718
300549? ? ?? ? ?refgcc_-m32_-march=pentium-m_-O_-fomit-frame-pointer2017072720170718
301336? ? ?? ? ?refgcc_-m32_-march=k8_-Os_-fomit-frame-pointer2017072720170718
301952? ? ?? ? ?refgcc_-m32_-march=core2_-msse4.1_-Os_-fomit-frame-pointer2017072720170718
302062? ? ?? ? ?refgcc_-m32_-march=core2_-msse4_-Os_-fomit-frame-pointer2017072720170718
302208? ? ?? ? ?refgcc_-m32_-march=barcelona_-Os_-fomit-frame-pointer2017072720170718
302336? ? ?? ? ?refgcc_-m32_-march=core2_-Os_-fomit-frame-pointer2017072720170718
302675? ? ?? ? ?refgcc_-m32_-march=corei7_-Os_-fomit-frame-pointer2017072720170718
302805? ? ?? ? ?refgcc_-m32_-O_-fomit-frame-pointer2017072720170718
303123? ? ?? ? ?refgcc_-m32_-march=pentium4_-O_-fomit-frame-pointer2017072720170718
303208? ? ?? ? ?refgcc_-m32_-march=prescott_-Os_-fomit-frame-pointer2017072720170718
303339? ? ?? ? ?refgcc_-m32_-march=native_-mtune=native_-Os_-fomit-frame-pointer2017072720170718
304368? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium2_-Os_-fomit-frame-pointer2017072720170718
304633? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentiumpro_-Os_-fomit-frame-pointer2017072720170718
304861? ? ?? ? ?refgcc_-m32_-march=nocona_-Os_-fomit-frame-pointer2017072720170718
305011? ? ?? ? ?refgcc_-m32_-march=pentium4_-Os_-fomit-frame-pointer2017072720170718
305096? ? ?? ? ?refgcc_-m32_-march=k6-2_-Os_-fomit-frame-pointer2017072720170718
305349? ? ?? ? ?refgcc_-m32_-march=athlon_-O_-fomit-frame-pointer2017072720170718
305435? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k6_-Os_-fomit-frame-pointer2017072720170718
306061? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k6-3_-Os_-fomit-frame-pointer2017072720170718
306157? ? ?? ? ?refgcc_-m32_-march=k6_-Os_-fomit-frame-pointer2017072720170718
306505? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k6-2_-Os_-fomit-frame-pointer2017072720170718
306830? ? ?? ? ?refgcc_-m32_-march=k6-3_-Os_-fomit-frame-pointer2017072720170718
306891? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=athlon_-Os_-fomit-frame-pointer2017072720170718
307024? ? ?? ? ?refgcc_-m32_-march=core2_-msse4_-O_-fomit-frame-pointer2017072720170718
307093? ? ?? ? ?refgcc_-funroll-loops_-m32_-Os_-fomit-frame-pointer2017072720170718
307173? ? ?? ? ?refgcc_-m32_-march=core2_-O_-fomit-frame-pointer2017072720170718
307547? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=i486_-Os_-fomit-frame-pointer2017072720170718
308344? ? ?? ? ?refgcc_-m32_-march=corei7_-O_-fomit-frame-pointer2017072720170718
309634? ? ?? ? ?refgcc_-m32_-march=core2_-msse4.1_-O_-fomit-frame-pointer2017072720170718
311071? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=i386_-Os_-fomit-frame-pointer2017072720170718
312661? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=prescott_-Os_-fomit-frame-pointer2017072720170718
313365? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=barcelona_-Os_-fomit-frame-pointer2017072720170718
313430? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=nocona_-Os_-fomit-frame-pointer2017072720170718
313565? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium4_-Os_-fomit-frame-pointer2017072720170718
314076? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=k8_-Os_-fomit-frame-pointer2017072720170718
314293? ? ?? ? ?refgcc_-m32_-march=i486_-Os_-fomit-frame-pointer2017072720170718
314816? ? ?? ? ?refgcc_-m32_-march=pentiumpro_-Os_-fomit-frame-pointer2017072720170718
315834? ? ?? ? ?refgcc_-m32_-march=pentium2_-Os_-fomit-frame-pointer2017072720170718
316853? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium-m_-Os_-fomit-frame-pointer2017072720170718
317224? ? ?? ? ?refgcc_-m32_-march=i386_-Os_-fomit-frame-pointer2017072720170718
317888? ? ?? ? ?refgcc_-funroll-loops_-m32_-march=pentium3_-Os_-fomit-frame-pointer2017072720170718
318373? ? ?? ? ?refgcc_-m32_-march=nocona_-O_-fomit-frame-pointer2017072720170718
319008? ? ?? ? ?refgcc_-m32_-march=pentium-mmx_-Os_-fomit-frame-pointer2017072720170718
319493? ? ?? ? ?refgcc_-m32_-march=athlon_-Os_-fomit-frame-pointer2017072720170718
320467? ? ?? ? ?refgcc_-m32_-march=prescott_-O_-fomit-frame-pointer2017072720170718
320782? ? ?? ? ?refgcc_-m32_-march=pentium_-Os_-fomit-frame-pointer2017072720170718
327296? ? ?? ? ?refgcc_-m32_-march=pentium-m_-Os_-fomit-frame-pointer2017072720170718
327424? ? ?? ? ?refgcc_-m32_-march=pentium3_-Os_-fomit-frame-pointer2017072720170718
329952? ? ?? ? ?refgcc_-m32_-Os_-fomit-frame-pointer2017072720170718

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: 10, 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=core2 -O3 -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