Implementation notes: x86, samba, crypto_kem/kyber768

Computer: samba
Architecture: x86
CPU ID: GenuineIntel-000506e3-bfebfbff
SUPERCOP version: 20190803
Operation: crypto_kem
Primitive: kyber768

Time	Implementation	Compiler	Benchmark date	SUPERCOP version
981468	`ref`	`gcc -funroll-loops -m32 -march=pentium-m -O3 -fomit-frame-pointer`	20190810	20190803
1012714	`ref`	`gcc -m32 -march=core2 -O3 -fomit-frame-pointer`	20190810	20190803
1023329	`ref`	`gcc -m32 -march=core2 -msse4 -O3 -fomit-frame-pointer`	20190810	20190803
1025528	`ref`	`gcc -funroll-loops -m32 -march=pentium-m -O2 -fomit-frame-pointer`	20190810	20190803
1031280	`ref`	`gcc -m32 -march=native -mtune=native -O3 -fomit-frame-pointer`	20190810	20190803
1034778	`ref`	`gcc -m32 -march=pentium-m -O3 -fomit-frame-pointer`	20190810	20190803
1040151	`ref`	`gcc -m32 -march=corei7-avx -O2 -fomit-frame-pointer`	20190810	20190803
1043100	`ref`	`gcc -m32 -march=corei7 -O3 -fomit-frame-pointer`	20190810	20190803
1044615	`ref`	`gcc -m32 -march=core2 -msse4.1 -O3 -fomit-frame-pointer`	20190810	20190803
1049691	`ref`	`gcc -m32 -march=core-avx-i -O2 -fomit-frame-pointer`	20190810	20190803
1052111	`ref`	`gcc -m32 -march=core-avx2 -O3 -fomit-frame-pointer`	20190810	20190803
1052325	`ref`	`gcc -m32 -march=core-avx2 -O2 -fomit-frame-pointer`	20190810	20190803
1052338	`ref`	`gcc -m32 -march=native -mtune=native -O2 -fomit-frame-pointer`	20190810	20190803
1058839	`ref`	`gcc -funroll-loops -m32 -march=pentium-m -O -fomit-frame-pointer`	20190810	20190803
1067901	`ref`	`gcc -m32 -march=corei7 -O2 -fomit-frame-pointer`	20190810	20190803
1069970	`ref`	`gcc -funroll-loops -m32 -march=k8 -O -fomit-frame-pointer`	20190810	20190803
1073494	`ref`	`gcc -m32 -march=native -mtune=native -Os -fomit-frame-pointer`	20190810	20190803
1074204	`ref`	`gcc -m32 -march=core-avx2 -Os -fomit-frame-pointer`	20190810	20190803
1079169	`ref`	`gcc -m32 -march=core2 -msse4.1 -O2 -fomit-frame-pointer`	20190810	20190803
1081575	`ref`	`gcc -m32 -march=pentium-m -O2 -fomit-frame-pointer`	20190810	20190803
1088594	`ref`	`gcc -m32 -march=core-avx-i -O3 -fomit-frame-pointer`	20190810	20190803
1090304	`ref`	`gcc -m32 -march=core2 -msse4 -O2 -fomit-frame-pointer`	20190810	20190803
1094254	`ref`	`gcc -m32 -march=corei7-avx -O3 -fomit-frame-pointer`	20190810	20190803
1096440	`ref`	`gcc -funroll-loops -m32 -march=barcelona -O -fomit-frame-pointer`	20190810	20190803
1102689	`ref`	`gcc -m32 -march=core-avx-i -Os -fomit-frame-pointer`	20190810	20190803
1104190	`ref`	`gcc -m32 -march=corei7 -Os -fomit-frame-pointer`	20190810	20190803
1106861	`ref`	`gcc -m32 -march=core2 -msse4.1 -Os -fomit-frame-pointer`	20190810	20190803
1107451	`ref`	`gcc -m32 -march=core2 -msse4 -Os -fomit-frame-pointer`	20190810	20190803
1109425	`ref`	`gcc -m32 -march=core2 -O2 -fomit-frame-pointer`	20190810	20190803
1110075	`ref`	`gcc -m32 -march=corei7-avx -Os -fomit-frame-pointer`	20190810	20190803
1125359	`ref`	`gcc -m32 -march=native -mtune=native -O -fomit-frame-pointer`	20190810	20190803
1128778	`ref`	`gcc -m32 -march=pentium-m -Os -fomit-frame-pointer`	20190810	20190803
1131684	`ref`	`gcc -m32 -march=pentium4 -Os -fomit-frame-pointer`	20190810	20190803
1138752	`ref`	`gcc -m32 -march=prescott -Os -fomit-frame-pointer`	20190810	20190803
1140317	`ref`	`gcc -m32 -march=core2 -Os -fomit-frame-pointer`	20190810	20190803
1142651	`ref`	`gcc -funroll-loops -m32 -march=prescott -Os -fomit-frame-pointer`	20190810	20190803
1144655	`ref`	`gcc -funroll-loops -m32 -march=pentium-m -Os -fomit-frame-pointer`	20190810	20190803
1146186	`ref`	`gcc -m32 -march=pentium-m -O -fomit-frame-pointer`	20190810	20190803
1146296	`ref`	`gcc -m32 -march=nocona -Os -fomit-frame-pointer`	20190810	20190803
1146367	`ref`	`gcc -funroll-loops -m32 -march=nocona -Os -fomit-frame-pointer`	20190810	20190803
1146900	`ref`	`gcc -m32 -march=core-avx2 -O -fomit-frame-pointer`	20190810	20190803
1147841	`ref`	`gcc -m32 -march=k8 -O -fomit-frame-pointer`	20190810	20190803
1148853	`ref`	`gcc -funroll-loops -m32 -march=pentium4 -Os -fomit-frame-pointer`	20190810	20190803
1157857	`ref`	`gcc -funroll-loops -m32 -march=prescott -O3 -fomit-frame-pointer`	20190810	20190803
1171853	`ref`	`gcc -funroll-loops -m32 -march=prescott -O2 -fomit-frame-pointer`	20190810	20190803
1181613	`ref`	`gcc -funroll-loops -m32 -march=athlon -O3 -fomit-frame-pointer`	20190810	20190803
1181930	`ref`	`gcc -funroll-loops -m32 -march=nocona -O -fomit-frame-pointer`	20190810	20190803
1182111	`ref`	`gcc -m32 -march=corei7 -O -fomit-frame-pointer`	20190810	20190803
1182684	`ref`	`gcc -funroll-loops -m32 -march=nocona -O3 -fomit-frame-pointer`	20190810	20190803
1191056	`ref`	`gcc -m32 -march=prescott -O3 -fomit-frame-pointer`	20190810	20190803
1192077	`ref`	`gcc -m32 -march=nocona -O3 -fomit-frame-pointer`	20190810	20190803
1192831	`ref`	`gcc -m32 -march=core2 -msse4.1 -O -fomit-frame-pointer`	20190810	20190803
1193327	`ref`	`gcc -m32 -march=barcelona -O -fomit-frame-pointer`	20190810	20190803
1198478	`ref`	`gcc -funroll-loops -m32 -march=prescott -O -fomit-frame-pointer`	20190810	20190803
1198960	`ref`	`gcc -funroll-loops -m32 -march=nocona -O2 -fomit-frame-pointer`	20190810	20190803
1201369	`ref`	`gcc -m32 -march=core2 -O -fomit-frame-pointer`	20190810	20190803
1204369	`ref`	`gcc -m32 -march=core-avx-i -O -fomit-frame-pointer`	20190810	20190803
1205621	`ref`	`gcc -m32 -march=core2 -msse4 -O -fomit-frame-pointer`	20190810	20190803
1207391	`ref`	`gcc -m32 -march=corei7-avx -O -fomit-frame-pointer`	20190810	20190803
1209978	`ref`	`gcc -funroll-loops -m32 -march=pentium2 -O -fomit-frame-pointer`	20190810	20190803
1220313	`ref`	`gcc -funroll-loops -m32 -O3 -fomit-frame-pointer`	20190810	20190803
1228327	`ref`	`gcc -funroll-loops -m32 -march=athlon -O2 -fomit-frame-pointer`	20190810	20190803
1231309	`ref`	`gcc -funroll-loops -m32 -march=athlon -O -fomit-frame-pointer`	20190810	20190803
1233614	`ref`	`gcc -funroll-loops -m32 -march=pentium3 -O -fomit-frame-pointer`	20190810	20190803
1234982	`ref`	`gcc -m32 -march=athlon -O3 -fomit-frame-pointer`	20190810	20190803
1235909	`ref`	`gcc -funroll-loops -m32 -march=pentiumpro -O -fomit-frame-pointer`	20190810	20190803
1240692	`ref`	`gcc -funroll-loops -m32 -march=k6-2 -O3 -fomit-frame-pointer`	20190810	20190803
1240933	`ref`	`gcc -funroll-loops -m32 -march=pentium4 -O3 -fomit-frame-pointer`	20190810	20190803
1244690	`ref`	`gcc -funroll-loops -m32 -march=pentium3 -O3 -fomit-frame-pointer`	20190810	20190803
1244903	`ref`	`gcc -funroll-loops -m32 -march=k6-2 -O -fomit-frame-pointer`	20190810	20190803
1245431	`ref`	`gcc -funroll-loops -m32 -march=k6-3 -O -fomit-frame-pointer`	20190810	20190803
1246308	`ref`	`gcc -funroll-loops -m32 -march=k6 -O -fomit-frame-pointer`	20190810	20190803
1250522	`ref`	`gcc -funroll-loops -m32 -O -fomit-frame-pointer`	20190810	20190803
1254299	`ref`	`gcc -funroll-loops -m32 -O2 -fomit-frame-pointer`	20190810	20190803
1254309	`ref`	`gcc -m32 -march=nocona -O2 -fomit-frame-pointer`	20190810	20190803
1257840	`ref`	`gcc -funroll-loops -m32 -march=k6-3 -O3 -fomit-frame-pointer`	20190810	20190803
1259107	`ref`	`gcc -m32 -O3 -fomit-frame-pointer`	20190810	20190803
1259205	`ref`	`gcc -funroll-loops -m32 -march=pentiumpro -O3 -fomit-frame-pointer`	20190810	20190803
1262000	`ref`	`gcc -funroll-loops -m32 -march=pentium4 -O2 -fomit-frame-pointer`	20190810	20190803
1263982	`ref`	`gcc -m32 -march=prescott -O2 -fomit-frame-pointer`	20190810	20190803
1265280	`ref`	`gcc -funroll-loops -m32 -march=pentium2 -O3 -fomit-frame-pointer`	20190810	20190803
1269292	`ref`	`gcc -m32 -march=nocona -O -fomit-frame-pointer`	20190810	20190803
1269302	`ref`	`gcc -funroll-loops -m32 -march=pentium4 -O -fomit-frame-pointer`	20190810	20190803
1271744	`ref`	`gcc -m32 -march=prescott -O -fomit-frame-pointer`	20190810	20190803
1271863	`ref`	`gcc -m32 -march=k6-3 -O3 -fomit-frame-pointer`	20190810	20190803
1273292	`ref`	`gcc -funroll-loops -m32 -march=k6 -O2 -fomit-frame-pointer`	20190810	20190803
1274226	`ref`	`gcc -m32 -march=pentium4 -O3 -fomit-frame-pointer`	20190810	20190803
1275967	`ref`	`gcc -funroll-loops -m32 -march=pentium2 -O2 -fomit-frame-pointer`	20190810	20190803
1276308	`ref`	`gcc -funroll-loops -m32 -march=k6 -O3 -fomit-frame-pointer`	20190810	20190803
1276895	`ref`	`gcc -funroll-loops -m32 -march=pentium3 -O2 -fomit-frame-pointer`	20190810	20190803
1277504	`ref`	`gcc -m32 -march=k6-2 -O3 -fomit-frame-pointer`	20190810	20190803
1281631	`ref`	`gcc -funroll-loops -m32 -march=pentiumpro -O2 -fomit-frame-pointer`	20190810	20190803
1284131	`ref`	`gcc -m32 -march=pentium2 -O3 -fomit-frame-pointer`	20190810	20190803
1284805	`ref`	`gcc -m32 -march=pentium3 -O3 -fomit-frame-pointer`	20190810	20190803
1285331	`ref`	`gcc -m32 -march=pentiumpro -O -fomit-frame-pointer`	20190810	20190803
1289460	`ref`	`gcc -m32 -march=pentium2 -O -fomit-frame-pointer`	20190810	20190803
1291752	`ref`	`gcc -funroll-loops -m32 -march=k6-3 -Os -fomit-frame-pointer`	20190810	20190803
1292308	`ref`	`gcc -funroll-loops -m32 -march=k6-2 -O2 -fomit-frame-pointer`	20190810	20190803
1300627	`ref`	`gcc -funroll-loops -m32 -march=k6-2 -Os -fomit-frame-pointer`	20190810	20190803
1303756	`ref`	`gcc -m32 -march=k6 -Os -fomit-frame-pointer`	20190810	20190803
1303807	`ref`	`gcc -m32 -march=pentiumpro -O3 -fomit-frame-pointer`	20190810	20190803
1305514	`ref`	`gcc -funroll-loops -m32 -march=k6 -Os -fomit-frame-pointer`	20190810	20190803
1308131	`ref`	`gcc -m32 -march=pentium3 -O -fomit-frame-pointer`	20190810	20190803
1309566	`ref`	`gcc -funroll-loops -m32 -march=k6-3 -O2 -fomit-frame-pointer`	20190810	20190803
1311033	`ref`	`gcc -m32 -march=i386 -Os -fomit-frame-pointer`	20190810	20190803
1313012	`ref`	`gcc -m32 -march=athlon -O -fomit-frame-pointer`	20190810	20190803
1314082	`ref`	`gcc -m32 -march=k6-2 -Os -fomit-frame-pointer`	20190810	20190803
1315734	`ref`	`gcc -m32 -march=k6-3 -Os -fomit-frame-pointer`	20190810	20190803
1316966	`ref`	`gcc -funroll-loops -m32 -march=i486 -Os -fomit-frame-pointer`	20190810	20190803
1317536	`ref`	`gcc -funroll-loops -m32 -march=i386 -Os -fomit-frame-pointer`	20190810	20190803
1317680	`ref`	`gcc -m32 -Os -fomit-frame-pointer`	20190810	20190803
1318270	`ref`	`gcc -m32 -march=pentium-mmx -Os -fomit-frame-pointer`	20190810	20190803
1322447	`ref`	`gcc -m32 -march=i486 -Os -fomit-frame-pointer`	20190810	20190803
1328030	`ref`	`gcc -funroll-loops -m32 -march=athlon -Os -fomit-frame-pointer`	20190810	20190803
1329714	`ref`	`gcc -funroll-loops -m32 -Os -fomit-frame-pointer`	20190810	20190803
1330585	`ref`	`gcc -m32 -march=athlon -Os -fomit-frame-pointer`	20190810	20190803
1331274	`ref`	`gcc -funroll-loops -m32 -march=pentium-mmx -Os -fomit-frame-pointer`	20190810	20190803
1332982	`ref`	`gcc -m32 -march=pentiumpro -Os -fomit-frame-pointer`	20190810	20190803
1333785	`ref`	`gcc -funroll-loops -m32 -march=pentium -Os -fomit-frame-pointer`	20190810	20190803
1334041	`ref`	`gcc -m32 -march=k6 -O3 -fomit-frame-pointer`	20190810	20190803
1335413	`ref`	`gcc -m32 -march=pentium -Os -fomit-frame-pointer`	20190810	20190803
1337155	`ref`	`gcc -m32 -march=pentium2 -Os -fomit-frame-pointer`	20190810	20190803
1339145	`ref`	`gcc -m32 -march=pentium3 -Os -fomit-frame-pointer`	20190810	20190803
1339730	`ref`	`gcc -m32 -march=athlon -O2 -fomit-frame-pointer`	20190810	20190803
1342216	`ref`	`gcc -funroll-loops -m32 -march=pentium2 -Os -fomit-frame-pointer`	20190810	20190803
1348422	`ref`	`gcc -m32 -march=pentium4 -O2 -fomit-frame-pointer`	20190810	20190803
1348835	`ref`	`gcc -funroll-loops -m32 -march=pentium3 -Os -fomit-frame-pointer`	20190810	20190803
1349592	`ref`	`gcc -funroll-loops -m32 -march=pentiumpro -Os -fomit-frame-pointer`	20190810	20190803
1354215	`ref`	`gcc -m32 -march=pentium4 -O -fomit-frame-pointer`	20190810	20190803
1358635	`ref`	`gcc -m32 -O -fomit-frame-pointer`	20190810	20190803
1365218	`ref`	`gcc -m32 -O2 -fomit-frame-pointer`	20190810	20190803
1370442	`ref`	`gcc -m32 -march=pentium3 -O2 -fomit-frame-pointer`	20190810	20190803
1375865	`ref`	`gcc -m32 -march=pentiumpro -O2 -fomit-frame-pointer`	20190810	20190803
1383410	`ref`	`gcc -m32 -march=k6-2 -O -fomit-frame-pointer`	20190810	20190803
1384028	`ref`	`gcc -m32 -march=k6-3 -O -fomit-frame-pointer`	20190810	20190803
1384659	`ref`	`gcc -m32 -march=pentium2 -O2 -fomit-frame-pointer`	20190810	20190803
1387474	`ref`	`gcc -funroll-loops -m32 -march=pentium-mmx -O -fomit-frame-pointer`	20190810	20190803
1395240	`ref`	`gcc -m32 -march=k6 -O -fomit-frame-pointer`	20190810	20190803
1395518	`ref`	`gcc -funroll-loops -m32 -march=i386 -O -fomit-frame-pointer`	20190810	20190803
1396843	`ref`	`gcc -funroll-loops -m32 -march=pentium -O -fomit-frame-pointer`	20190810	20190803
1411051	`ref`	`gcc -funroll-loops -m32 -march=i486 -O3 -fomit-frame-pointer`	20190810	20190803
1417700	`ref`	`gcc -funroll-loops -m32 -march=i386 -O2 -fomit-frame-pointer`	20190810	20190803
1418190	`ref`	`gcc -funroll-loops -m32 -march=i486 -O -fomit-frame-pointer`	20190810	20190803
1424780	`ref`	`gcc -m32 -march=k6-3 -O2 -fomit-frame-pointer`	20190810	20190803
1428667	`ref`	`gcc -m32 -march=k6 -O2 -fomit-frame-pointer`	20190810	20190803
1433073	`ref`	`gcc -m32 -march=k6-2 -O2 -fomit-frame-pointer`	20190810	20190803
1438522	`ref`	`gcc -funroll-loops -m32 -march=i386 -O3 -fomit-frame-pointer`	20190810	20190803
1444081	`ref`	`gcc -funroll-loops -m32 -march=i486 -O2 -fomit-frame-pointer`	20190810	20190803
1456559	`ref`	`gcc -m32 -march=i386 -O3 -fomit-frame-pointer`	20190810	20190803
1473787	`ref`	`gcc -m32 -march=i486 -O3 -fomit-frame-pointer`	20190810	20190803
1490714	`ref`	`gcc -m32 -march=pentium-mmx -O -fomit-frame-pointer`	20190810	20190803
1502982	`ref`	`gcc -m32 -march=i386 -O -fomit-frame-pointer`	20190810	20190803
1506883	`ref`	`gcc -m32 -march=pentium -O -fomit-frame-pointer`	20190810	20190803
1551843	`ref`	`gcc -m32 -march=i486 -O2 -fomit-frame-pointer`	20190810	20190803
1555837	`ref`	`gcc -m32 -march=i386 -O2 -fomit-frame-pointer`	20190810	20190803
1557696	`ref`	`gcc -m32 -march=i486 -O -fomit-frame-pointer`	20190810	20190803
1564633	`ref`	`gcc -funroll-loops -m32 -march=pentium-mmx -O3 -fomit-frame-pointer`	20190810	20190803
1583184	`ref`	`gcc -funroll-loops -m32 -march=pentium -O3 -fomit-frame-pointer`	20190810	20190803
1583454	`ref`	`gcc -funroll-loops -m32 -march=pentium-mmx -O2 -fomit-frame-pointer`	20190810	20190803
1599903	`ref`	`gcc -funroll-loops -m32 -march=pentium -O2 -fomit-frame-pointer`	20190810	20190803
1633780	`ref`	`gcc -m32 -march=pentium -O3 -fomit-frame-pointer`	20190810	20190803
1643208	`ref`	`gcc -m32 -march=pentium-mmx -O3 -fomit-frame-pointer`	20190810	20190803
1676101	`ref`	`gcc -m32 -march=pentium -O2 -fomit-frame-pointer`	20190810	20190803
1689419	`ref`	`gcc -m32 -march=pentium-mmx -O2 -fomit-frame-pointer`	20190810	20190803
2258861	`ref`	`gcc -funroll-loops -m32 -march=barcelona -O3 -fomit-frame-pointer`	20190810	20190803
2311889	`ref`	`gcc -m32 -march=barcelona -O3 -fomit-frame-pointer`	20190810	20190803
2357275	`ref`	`gcc -funroll-loops -m32 -march=barcelona -O2 -fomit-frame-pointer`	20190810	20190803
2360085	`ref`	`gcc -funroll-loops -m32 -march=k8 -O2 -fomit-frame-pointer`	20190810	20190803
2397351	`ref`	`gcc -m32 -march=barcelona -Os -fomit-frame-pointer`	20190810	20190803
2404960	`ref`	`gcc -funroll-loops -m32 -march=k8 -O3 -fomit-frame-pointer`	20190810	20190803
2410673	`ref`	`gcc -m32 -march=k8 -O3 -fomit-frame-pointer`	20190810	20190803
2413495	`ref`	`gcc -funroll-loops -m32 -march=barcelona -Os -fomit-frame-pointer`	20190810	20190803
2483495	`ref`	`gcc -m32 -march=barcelona -O2 -fomit-frame-pointer`	20190810	20190803
2493834	`ref`	`gcc -m32 -march=k8 -Os -fomit-frame-pointer`	20190810	20190803
2499494	`ref`	`gcc -m32 -march=k8 -O2 -fomit-frame-pointer`	20190810	20190803
2515976	`ref`	`gcc -funroll-loops -m32 -march=k8 -Os -fomit-frame-pointer`	20190810	20190803

Compiler output

Implementation: crypto_kem/kyber768/avx2
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	avx2
gcc -funroll-loops -m32 -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -O -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=athlon -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=athlon -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=athlon -O -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=athlon -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=barcelona -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=barcelona -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=barcelona -O -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=barcelona -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=i386 -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=i386 -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=i386 -O -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=i386 -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=i486 -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=i486 -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=i486 -O -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=i486 -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=k6-2 -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=k6-2 -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=k6-2 -O -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=k6-2 -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=k6-3 -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=k6-3 -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=k6-3 -O -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=k6-3 -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=k6 -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=k6 -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=k6 -O -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=k6 -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=k8 -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=k8 -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=k8 -O -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=k8 -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=nocona -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=nocona -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=nocona -O -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=nocona -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium-m -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium-m -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium-m -O -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium-m -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium-mmx -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium-mmx -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium-mmx -O -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium-mmx -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium2 -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium2 -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium2 -O -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium2 -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium3 -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium3 -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium3 -O -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium3 -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium4 -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium4 -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium4 -O -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium4 -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium -O -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentiumpro -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentiumpro -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentiumpro -O -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentiumpro -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=prescott -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=prescott -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=prescott -O -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=prescott -Os -fomit-frame-pointer	avx2
gcc -m32 -O2 -fomit-frame-pointer	avx2
gcc -m32 -O3 -fomit-frame-pointer	avx2
gcc -m32 -O -fomit-frame-pointer	avx2
gcc -m32 -Os -fomit-frame-pointer	avx2
gcc -m32 -march=athlon -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=athlon -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=athlon -O -fomit-frame-pointer	avx2
gcc -m32 -march=athlon -Os -fomit-frame-pointer	avx2
gcc -m32 -march=core2 -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=core2 -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=core2 -O -fomit-frame-pointer	avx2
gcc -m32 -march=core2 -Os -fomit-frame-pointer	avx2
gcc -m32 -march=core2 -msse4.1 -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=core2 -msse4.1 -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=core2 -msse4.1 -O -fomit-frame-pointer	avx2
gcc -m32 -march=core2 -msse4.1 -Os -fomit-frame-pointer	avx2
gcc -m32 -march=core2 -msse4 -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=core2 -msse4 -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=core2 -msse4 -O -fomit-frame-pointer	avx2
gcc -m32 -march=core2 -msse4 -Os -fomit-frame-pointer	avx2
gcc -m32 -march=corei7 -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=corei7 -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=corei7 -O -fomit-frame-pointer	avx2
gcc -m32 -march=corei7 -Os -fomit-frame-pointer	avx2
gcc -m32 -march=i386 -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=i386 -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=i386 -O -fomit-frame-pointer	avx2
gcc -m32 -march=i386 -Os -fomit-frame-pointer	avx2
gcc -m32 -march=i486 -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=i486 -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=i486 -O -fomit-frame-pointer	avx2
gcc -m32 -march=i486 -Os -fomit-frame-pointer	avx2
gcc -m32 -march=k6-2 -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=k6-2 -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=k6-2 -O -fomit-frame-pointer	avx2
gcc -m32 -march=k6-2 -Os -fomit-frame-pointer	avx2
gcc -m32 -march=k6-3 -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=k6-3 -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=k6-3 -O -fomit-frame-pointer	avx2
gcc -m32 -march=k6-3 -Os -fomit-frame-pointer	avx2
gcc -m32 -march=k6 -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=k6 -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=k6 -O -fomit-frame-pointer	avx2
gcc -m32 -march=k6 -Os -fomit-frame-pointer	avx2
gcc -m32 -march=k8 -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=k8 -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=k8 -O -fomit-frame-pointer	avx2
gcc -m32 -march=k8 -Os -fomit-frame-pointer	avx2
gcc -m32 -march=nocona -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=nocona -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=nocona -O -fomit-frame-pointer	avx2
gcc -m32 -march=nocona -Os -fomit-frame-pointer	avx2
gcc -m32 -march=pentium-m -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=pentium-m -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=pentium-m -O -fomit-frame-pointer	avx2
gcc -m32 -march=pentium-m -Os -fomit-frame-pointer	avx2
gcc -m32 -march=pentium-mmx -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=pentium-mmx -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=pentium-mmx -O -fomit-frame-pointer	avx2
gcc -m32 -march=pentium-mmx -Os -fomit-frame-pointer	avx2
gcc -m32 -march=pentium2 -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=pentium2 -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=pentium2 -O -fomit-frame-pointer	avx2
gcc -m32 -march=pentium2 -Os -fomit-frame-pointer	avx2
gcc -m32 -march=pentium3 -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=pentium3 -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=pentium3 -O -fomit-frame-pointer	avx2
gcc -m32 -march=pentium3 -Os -fomit-frame-pointer	avx2
gcc -m32 -march=pentium4 -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=pentium4 -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=pentium4 -O -fomit-frame-pointer	avx2
gcc -m32 -march=pentium4 -Os -fomit-frame-pointer	avx2
gcc -m32 -march=pentium -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=pentium -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=pentium -O -fomit-frame-pointer	avx2
gcc -m32 -march=pentium -Os -fomit-frame-pointer	avx2
gcc -m32 -march=pentiumpro -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=pentiumpro -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=pentiumpro -O -fomit-frame-pointer	avx2
gcc -m32 -march=pentiumpro -Os -fomit-frame-pointer	avx2
gcc -m32 -march=prescott -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=prescott -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=prescott -O -fomit-frame-pointer	avx2
gcc -m32 -march=prescott -Os -fomit-frame-pointer	avx2

Compiler output

Implementation: crypto_kem/kyber768/avx2
Compiler: gcc -m32 -march=barcelona -O2 -fomit-frame-pointer

KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c: In function 'KeccakP1600times4_AddLanesAll':
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c:135:40: warning: AVX vector return without AVX enabled changes the ABI [-Wpsabi]
KeccakP-1600-times4-SIMD256.c: #define Xor_In4( argIndex ) lanes0 = LOAD256u( curData0[argIndex]),\
KeccakP-1600-times4-SIMD256.c: ^
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c:146:9: note: in expansion of macro 'Xor_In4'
KeccakP-1600-times4-SIMD256.c: Xor_In4( 0 );
KeccakP-1600-times4-SIMD256.c: ^~~~~~~
KeccakP-1600-times4-SIMD256.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/7/include/immintrin.h:43:0,
KeccakP-1600-times4-SIMD256.c: from KeccakP-1600-times4-SIMD256.c:21:
KeccakP-1600-times4-SIMD256.c: /usr/lib/gcc/x86_64-linux-gnu/7/include/avx2intrin.h:913:1: error: inlining failed in call to always_inline '_mm256_xor_si256': target specific option mismatch
KeccakP-1600-times4-SIMD256.c: _mm256_xor_si256 (__m256i __A, __m256i __B)
KeccakP-1600-times4-SIMD256.c: ^~~~~~~~~~~~~~~~
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c:55:41: note: called from here
KeccakP-1600-times4-SIMD256.c: #define XOReq256(a, b) a = _mm256_xor_si256(a, b)
KeccakP-1600-times4-SIMD256.c: ^~~~~~~~~~~~~~~~~~~~~~
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c:143:33: note: in expansion of macro 'XOReq256'
KeccakP-1600-times4-SIMD256.c: XOReq256( stateAsLanes[argIndex+3], lanes3 )
KeccakP-1600-times4-SIMD256.c: ^~~~~~~~
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c:149:9: note: in expansion of macro 'Xor_In4'
KeccakP-1600-times4-SIMD256.c: Xor_In4( 12 );
KeccakP-1600-times4-SIMD256.c: ^~~~~~~
KeccakP-1600-times4-SIMD256.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/7/include/immintrin.h:43:0,
KeccakP-1600-times4-SIMD256.c: from KeccakP-1600-times4-SIMD256.c:21:
KeccakP-1600-times4-SIMD256.c: /usr/lib/gcc/x86_64-linux-gnu/7/include/avx2intrin.h:913:1: error: inlining failed in call to always_inline '_mm256_xor_si256': target specific option mismatch
KeccakP-1600-times4-SIMD256.c: _mm256_xor_si256 (__m256i __A, __m256i __B)
KeccakP-1600-times4-SIMD256.c: ...
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c: In function 'KeccakP1600times4_AddLanesAll':
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c:135:40: warning: AVX vector return without AVX enabled changes the ABI [-Wpsabi]
KeccakP-1600-times4-SIMD256.c: #define Xor_In4( argIndex ) lanes0 = LOAD256u( curData0[argIndex]),\
KeccakP-1600-times4-SIMD256.c: ^
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c:146:9: note: in expansion of macro 'Xor_In4'
KeccakP-1600-times4-SIMD256.c: Xor_In4( 0 );
KeccakP-1600-times4-SIMD256.c: ^~~~~~~
KeccakP-1600-times4-SIMD256.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/7/include/immintrin.h:43:0,
KeccakP-1600-times4-SIMD256.c: from KeccakP-1600-times4-SIMD256.c:21:
KeccakP-1600-times4-SIMD256.c: /usr/lib/gcc/x86_64-linux-gnu/7/include/avx2intrin.h:913:1: error: inlining failed in call to always_inline '_mm256_xor_si256': target specific option mismatch
KeccakP-1600-times4-SIMD256.c: _mm256_xor_si256 (__m256i __A, __m256i __B)
KeccakP-1600-times4-SIMD256.c: ^~~~~~~~~~~~~~~~
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c:55:41: note: called from here
KeccakP-1600-times4-SIMD256.c: #define XOReq256(a, b) a = _mm256_xor_si256(a, b)
KeccakP-1600-times4-SIMD256.c: ^~~~~~~~~~~~~~~~~~~~~~
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c:143:33: note: in expansion of macro 'XOReq256'
KeccakP-1600-times4-SIMD256.c: XOReq256( stateAsLanes[argIndex+3], lanes3 )
KeccakP-1600-times4-SIMD256.c: ^~~~~~~~
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c:149:9: note: in expansion of macro 'Xor_In4'
KeccakP-1600-times4-SIMD256.c: Xor_In4( 12 );
KeccakP-1600-times4-SIMD256.c: ^~~~~~~
KeccakP-1600-times4-SIMD256.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/7/include/immintrin.h:43:0,
KeccakP-1600-times4-SIMD256.c: from KeccakP-1600-times4-SIMD256.c:21:
KeccakP-1600-times4-SIMD256.c: /usr/lib/gcc/x86_64-linux-gnu/7/include/avx2intrin.h:913:1: error: inlining failed in call to always_inline '_mm256_xor_si256': target specific option mismatch
KeccakP-1600-times4-SIMD256.c: _mm256_xor_si256 (__m256i __A, __m256i __B)
KeccakP-1600-times4-SIMD256.c: ...

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

Compiler	Implementations
gcc -m32 -march=barcelona -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=barcelona -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=barcelona -O -fomit-frame-pointer	avx2
gcc -m32 -march=barcelona -Os -fomit-frame-pointer	avx2

Compiler output

Implementation: crypto_kem/kyber768/avx2
Compiler: gcc -m32 -march=core-avx-i -O2 -fomit-frame-pointer

KeccakP-1600-times4-SIMD256.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/7/include/immintrin.h:43:0,
KeccakP-1600-times4-SIMD256.c: from KeccakP-1600-times4-SIMD256.c:21:
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c: In function 'KeccakP1600times4_AddLanesAll':
KeccakP-1600-times4-SIMD256.c: /usr/lib/gcc/x86_64-linux-gnu/7/include/avx2intrin.h:913:1: error: inlining failed in call to always_inline '_mm256_xor_si256': target specific option mismatch
KeccakP-1600-times4-SIMD256.c: _mm256_xor_si256 (__m256i __A, __m256i __B)
KeccakP-1600-times4-SIMD256.c: ^~~~~~~~~~~~~~~~
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c:55:41: note: called from here
KeccakP-1600-times4-SIMD256.c: #define XOReq256(a, b) a = _mm256_xor_si256(a, b)
KeccakP-1600-times4-SIMD256.c: ^~~~~~~~~~~~~~~~~~~~~~
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c:143:33: note: in expansion of macro 'XOReq256'
KeccakP-1600-times4-SIMD256.c: XOReq256( stateAsLanes[argIndex+3], lanes3 )
KeccakP-1600-times4-SIMD256.c: ^~~~~~~~
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c:149:9: note: in expansion of macro 'Xor_In4'
KeccakP-1600-times4-SIMD256.c: Xor_In4( 12 );
KeccakP-1600-times4-SIMD256.c: ^~~~~~~
KeccakP-1600-times4-SIMD256.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/7/include/immintrin.h:43:0,
KeccakP-1600-times4-SIMD256.c: from KeccakP-1600-times4-SIMD256.c:21:
KeccakP-1600-times4-SIMD256.c: /usr/lib/gcc/x86_64-linux-gnu/7/include/avx2intrin.h:913:1: error: inlining failed in call to always_inline '_mm256_xor_si256': target specific option mismatch
KeccakP-1600-times4-SIMD256.c: _mm256_xor_si256 (__m256i __A, __m256i __B)
KeccakP-1600-times4-SIMD256.c: ^~~~~~~~~~~~~~~~
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c:55:41: note: called from here
KeccakP-1600-times4-SIMD256.c: #define XOReq256(a, b) a = _mm256_xor_si256(a, b)
KeccakP-1600-times4-SIMD256.c: ^~~~~~~~~~~~~~~~~~~~~~
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c:142:33: note: in expansion of macro 'XOReq256'
KeccakP-1600-times4-SIMD256.c: XOReq256( stateAsLanes[argIndex+2], lanes2 ),\
KeccakP-1600-times4-SIMD256.c: ...

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

Compiler	Implementations
gcc -m32 -march=core-avx-i -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=core-avx-i -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=core-avx-i -O -fomit-frame-pointer	avx2
gcc -m32 -march=core-avx-i -Os -fomit-frame-pointer	avx2
gcc -m32 -march=corei7-avx -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=corei7-avx -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=corei7-avx -O -fomit-frame-pointer	avx2
gcc -m32 -march=corei7-avx -Os -fomit-frame-pointer	avx2

Compiler output

Implementation: crypto_kem/kyber768/avx2
Compiler: gcc -m32 -march=core-avx2 -O2 -fomit-frame-pointer

basemul.S: basemul.S: Assembler messages:
basemul.S: basemul.S:79: Error: bad register name `%rip)'
basemul.S: basemul.S:80: Error: bad register name `%rip)'
basemul.S: basemul.S:81: Error: bad register name `%rcx)'
basemul.S: basemul.S:84: Error: bad register name `%rsi)'
basemul.S: basemul.S:84: Error: bad register name `%rdx)'
basemul.S: basemul.S:84: Error: bad register name `%rsi)'
basemul.S: basemul.S:84: Error: bad register name `%rdx)'
basemul.S: basemul.S:84: Error: bad register name `%ymm8'
basemul.S: basemul.S:84: Error: bad register name `%ymm8'
basemul.S: basemul.S:84: Error: bad register name `%ymm10'
basemul.S: basemul.S:84: Error: bad register name `%ymm10'
basemul.S: basemul.S:84: Error: bad register name `%ymm9'
basemul.S: basemul.S:84: Error: bad register name `%ymm9'
basemul.S: basemul.S:84: Error: bad register name `%ymm9'
basemul.S: basemul.S:84: Error: bad register name `%ymm9'
basemul.S: basemul.S:84: Error: bad register name `%ymm11'
basemul.S: basemul.S:84: Error: bad register name `%ymm11'
basemul.S: basemul.S:84: Error: bad register name `%ymm11'
basemul.S: basemul.S:84: Error: bad register name `%ymm11'
basemul.S: basemul.S:84: Error: bad register name `%ymm11'
basemul.S: basemul.S:84: Error: bad register name `%ymm13'
basemul.S: basemul.S:84: Error: bad register name `%ymm13'
basemul.S: basemul.S:84: Error: bad register name `%ymm8'
basemul.S: basemul.S:84: Error: bad register name `%ymm8'
basemul.S: ...

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

Compiler	Implementations
gcc -m32 -march=core-avx2 -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=core-avx2 -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=core-avx2 -O -fomit-frame-pointer	avx2
gcc -m32 -march=core-avx2 -Os -fomit-frame-pointer	avx2
gcc -m32 -march=native -mtune=native -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=native -mtune=native -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=native -mtune=native -O -fomit-frame-pointer	avx2
gcc -m32 -march=native -mtune=native -Os -fomit-frame-pointer	avx2