Implementation notes: amd64, gpu, crypto_kem/lightsaber2

Computer: gpu
Architecture: amd64
CPU ID: GenuineIntel-000206d7-bfebfbff
SUPERCOP version: 20190816
Operation: crypto_kem
Primitive: lightsaber2

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
276321	75251 0 0	97924 776 1616	`ref`	`clang_-mcpu=cortex-a8_-mfpu=neon_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments`	20191010	20190816
276477	75488 0 0	94764 776 1968	`ref`	`clang_-O3_-fwrapv_-mavx_-fomit-frame-pointer_-Qunused-arguments`	20191010	20190816
460086	82270 0 0	102212 776 1968	`ref`	`clang_-O3_-fwrapv_-march=native_-fomit-frame-pointer_-Qunused-arguments`	20191010	20190816
475512	82270 0 0	102212 776 1968	`ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments`	20191010	20190816
486606	75171 0 0	96516 776 1616	`ref`	`clang_-O3_-fomit-frame-pointer_-Qunused-arguments`	20191010	20190816
494940	75251 0 0	97924 776 1616	`ref`	`clang_-mcpu=native_-mfpu=neon_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments`	20191010	20190816
496530	75488 0 0	94764 776 1968	`ref`	`clang_-O3_-fwrapv_-mavx_-maes_-mpclmul_-fomit-frame-pointer_-Qunused-arguments`	20191010	20190816
510330	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=corei7_-O3_-fomit-frame-pointer`	20191010	20190816
513255	75251 0 0	97924 776 1616	`ref`	`clang_-mcpu=cortex-a9_-mfpu=neon_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments`	20191010	20190816
523998	? ? ?	? ? ?	`ref`	`gcc_-march=barcelona_-O3_-fomit-frame-pointer`	20191010	20190816
842856	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=corei7-avx_-O3_-fomit-frame-pointer`	20191010	20190816
846018	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-march=k8_-O_-fomit-frame-pointer`	20191010	20190816
851232	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-m64_-O_-fomit-frame-pointer`	20191010	20190816
854319	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-m64_-march=barcelona_-O_-fomit-frame-pointer`	20191010	20190816
860265	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=native_-mtune=native_-O3_-fomit-frame-pointer`	20191010	20190816
871566	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-m64_-march=nocona_-O3_-fomit-frame-pointer`	20191010	20190816
874923	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-march=nocona_-O3_-fomit-frame-pointer`	20191010	20190816
879852	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=core2_-msse4_-O3_-fomit-frame-pointer`	20191010	20190816
879996	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-march=nocona_-O_-fomit-frame-pointer`	20191010	20190816
881670	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=corei7-avx_-O_-fomit-frame-pointer`	20191010	20190816
883437	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=nocona_-O3_-fomit-frame-pointer`	20191010	20190816
894486	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-fno-schedule-insns_-O3_-fomit-frame-pointer`	20191010	20190816
899049	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-m64_-march=k8_-O2_-fomit-frame-pointer`	20191010	20190816
900192	? ? ?	? ? ?	`ref`	`gcc_-O_-fomit-frame-pointer`	20191010	20190816
904395	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-m64_-O3_-fomit-frame-pointer`	20191010	20190816
906045	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=k8_-O3_-fomit-frame-pointer`	20191010	20190816
907542	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=core2_-O3_-fomit-frame-pointer`	20191010	20190816
910281	? ? ?	? ? ?	`ref`	`gcc_-m64_-O3_-fomit-frame-pointer`	20191010	20190816
911214	? ? ?	? ? ?	`ref`	`gcc_-fno-schedule-insns_-O3_-fomit-frame-pointer`	20191010	20190816
912069	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-O3_-fomit-frame-pointer`	20191010	20190816
915726	? ? ?	? ? ?	`ref`	`gcc_-march=k8_-O3_-fomit-frame-pointer`	20191010	20190816
917019	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-march=barcelona_-O2_-fomit-frame-pointer`	20191010	20190816
923628	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-march=k8_-O3_-fomit-frame-pointer`	20191010	20190816
928971	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-m64_-march=k8_-O3_-fomit-frame-pointer`	20191010	20190816
934908	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=core-avx-i_-O3_-fomit-frame-pointer`	20191010	20190816
935574	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=barcelona_-O2_-fomit-frame-pointer`	20191010	20190816
945225	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=core-avx-i_-O2_-fomit-frame-pointer`	20191010	20190816
946569	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=k8_-O2_-fomit-frame-pointer`	20191010	20190816
952485	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=core2_-msse4.1_-O3_-fomit-frame-pointer`	20191010	20190816
956169	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=core2_-msse4.1_-O2_-fomit-frame-pointer`	20191010	20190816
962886	? ? ?	? ? ?	`ref`	`gcc_-fno-schedule-insns_-O2_-fomit-frame-pointer`	20191010	20190816
963330	? ? ?	? ? ?	`ref`	`gcc_-m64_-O2_-fomit-frame-pointer`	20191010	20190816
963585	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-m64_-march=nocona_-O2_-fomit-frame-pointer`	20191010	20190816
965364	? ? ?	? ? ?	`ref`	`gcc_-O3_-fomit-frame-pointer`	20191010	20190816
968532	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=nocona_-O2_-fomit-frame-pointer`	20191010	20190816
971079	? ? ?	? ? ?	`ref`	`gcc_-march=nocona_-O2_-fomit-frame-pointer`	20191010	20190816
971391	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=barcelona_-O3_-fomit-frame-pointer`	20191010	20190816
973575	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-m64_-march=barcelona_-O3_-fomit-frame-pointer`	20191010	20190816
973872	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-march=barcelona_-O3_-fomit-frame-pointer`	20191010	20190816
975774	? ? ?	? ? ?	`ref`	`gcc_-march=nocona_-O3_-fomit-frame-pointer`	20191010	20190816
992958	? ? ?	? ? ?	`ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv`	20191010	20190816
1004682	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-fno-schedule-insns_-Os_-fomit-frame-pointer`	20191010	20190816
1007103	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-Os_-fomit-frame-pointer`	20191010	20190816
1007979	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-march=k8_-Os_-fomit-frame-pointer`	20191010	20190816
1030554	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=core2_-Os_-fomit-frame-pointer`	20191010	20190816
1043247	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=core2_-msse4_-Os_-fomit-frame-pointer`	20191010	20190816
1047636	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=native_-mtune=native_-Os_-fomit-frame-pointer`	20191010	20190816
1055106	? ? ?	? ? ?	`ref`	`gcc_-march=k8_-Os_-fomit-frame-pointer`	20191010	20190816
1070592	? ? ?	? ? ?	`ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv`	20191010	20190816
1423527	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-march=k8_-O2_-fomit-frame-pointer`	20191010	20190816
1428426	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-O2_-fomit-frame-pointer`	20191010	20190816
1428642	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=barcelona_-O_-fomit-frame-pointer`	20191010	20190816
1433670	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-m64_-O2_-fomit-frame-pointer`	20191010	20190816
1433970	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-O_-fomit-frame-pointer`	20191010	20190816
1435848	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=k8_-O_-fomit-frame-pointer`	20191010	20190816
1440813	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=core2_-O_-fomit-frame-pointer`	20191010	20190816
1442967	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=native_-mtune=native_-O2_-fomit-frame-pointer`	20191010	20190816
1448763	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-march=barcelona_-O_-fomit-frame-pointer`	20191010	20190816
1449963	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-m64_-march=nocona_-O_-fomit-frame-pointer`	20191010	20190816
1458834	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-m64_-march=barcelona_-O2_-fomit-frame-pointer`	20191010	20190816
1459896	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=native_-mtune=native_-O_-fomit-frame-pointer`	20191010	20190816
1464513	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=core2_-msse4_-O_-fomit-frame-pointer`	20191010	20190816
1473699	? ? ?	? ? ?	`ref`	`gcc_-march=k8_-O2_-fomit-frame-pointer`	20191010	20190816
1474356	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=core2_-msse4_-O2_-fomit-frame-pointer`	20191010	20190816
1482777	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=corei7_-O_-fomit-frame-pointer`	20191010	20190816
1485651	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=corei7-avx_-O2_-fomit-frame-pointer`	20191010	20190816
1495950	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=core-avx-i_-O_-fomit-frame-pointer`	20191010	20190816
1496328	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-fno-schedule-insns_-O_-fomit-frame-pointer`	20191010	20190816
1496577	? ? ?	? ? ?	`ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv`	20191010	20190816
1497354	? ? ?	? ? ?	`ref`	`gcc_-march=barcelona_-O2_-fomit-frame-pointer`	20191010	20190816
1501824	? ? ?	? ? ?	`ref`	`gcc_-m64_-O_-fomit-frame-pointer`	20191010	20190816
1501953	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=core2_-O2_-fomit-frame-pointer`	20191010	20190816
1506897	? ? ?	? ? ?	`ref`	`gcc_-march=barcelona_-O_-fomit-frame-pointer`	20191010	20190816
1509066	? ? ?	? ? ?	`ref`	`gcc_-march=k8_-O_-fomit-frame-pointer`	20191010	20190816
1510158	? ? ?	? ? ?	`ref`	`gcc_-march=nocona_-O_-fomit-frame-pointer`	20191010	20190816
1510311	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-march=nocona_-O2_-fomit-frame-pointer`	20191010	20190816
1516935	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=core2_-msse4.1_-O_-fomit-frame-pointer`	20191010	20190816
1518954	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=nocona_-O_-fomit-frame-pointer`	20191010	20190816
1522062	? ? ?	? ? ?	`ref`	`gcc_-fno-schedule-insns_-O_-fomit-frame-pointer`	20191010	20190816
1532271	? ? ?	? ? ?	`ref`	`gcc_-O2_-fomit-frame-pointer`	20191010	20190816
1567674	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=nocona_-Os_-fomit-frame-pointer`	20191010	20190816
1578510	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-m64_-march=k8_-O_-fomit-frame-pointer`	20191010	20190816
1586460	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-m64_-march=nocona_-Os_-fomit-frame-pointer`	20191010	20190816
1587681	? ? ?	? ? ?	`ref`	`gcc_-march=nocona_-Os_-fomit-frame-pointer`	20191010	20190816
1589571	? ? ?	? ? ?	`ref`	`gcc_-fno-schedule-insns_-Os_-fomit-frame-pointer`	20191010	20190816
1601367	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=core-avx-i_-Os_-fomit-frame-pointer`	20191010	20190816
1603470	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-fno-schedule-insns_-O2_-fomit-frame-pointer`	20191010	20190816
1625274	? ? ?	? ? ?	`ref`	`gcc_-m64_-Os_-fomit-frame-pointer`	20191010	20190816
1625301	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-m64_-march=barcelona_-Os_-fomit-frame-pointer`	20191010	20190816
1628775	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=corei7_-Os_-fomit-frame-pointer`	20191010	20190816
1635840	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-march=barcelona_-Os_-fomit-frame-pointer`	20191010	20190816
1636233	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=core2_-msse4.1_-Os_-fomit-frame-pointer`	20191010	20190816
1642197	? ? ?	? ? ?	`ref`	`gcc_-march=barcelona_-Os_-fomit-frame-pointer`	20191010	20190816
1645065	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=corei7-avx_-Os_-fomit-frame-pointer`	20191010	20190816
1655046	? ? ?	? ? ?	`ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv`	20191010	20190816
1666092	? ? ?	? ? ?	`ref`	`gcc_-Os_-fomit-frame-pointer`	20191010	20190816
1676040	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=barcelona_-Os_-fomit-frame-pointer`	20191010	20190816
1679892	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=corei7_-O2_-fomit-frame-pointer`	20191010	20190816
1727517	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-m64_-march=k8_-Os_-fomit-frame-pointer`	20191010	20190816
1772763	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-march=nocona_-Os_-fomit-frame-pointer`	20191010	20190816
1803411	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-m64_-Os_-fomit-frame-pointer`	20191010	20190816
1816002	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=k8_-Os_-fomit-frame-pointer`	20191010	20190816
6684234	? ? ?	? ? ?	`ref`	`gcc`	20191010	20190816
7317978	? ? ?	? ? ?	`ref`	`cc`	20191010	20190816
7346583	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops`	20191010	20190816

Test failure

Implementation: avx2
Security model: unknown
Compiler: gcc -m64 -march=core-avx2 -O2 -fomit-frame-pointer

error 111

Number of similar (compiler,implementation) pairs: 6, namely:

Compiler	Implementations
gcc -m64 -march=core-avx2 -O2 -fomit-frame-pointer	avx2
gcc -m64 -march=core-avx2 -O -fomit-frame-pointer	avx2
gcc -m64 -march=core-avx2 -Os -fomit-frame-pointer	avx2
gcc -m64 -march=core-avx2 -O2 -fomit-frame-pointer	ref
gcc -m64 -march=core-avx2 -O -fomit-frame-pointer	ref
gcc -m64 -march=core-avx2 -Os -fomit-frame-pointer	ref

Compiler output

Implementation: avx2
Security model: unknown
Compiler: cc

Number of similar (compiler,implementation) pairs: 87, namely:

Compiler	Implementations
cc	avx2
gcc	avx2
gcc -O2 -fomit-frame-pointer	avx2
gcc -O3 -fomit-frame-pointer	avx2
gcc -O -fomit-frame-pointer	avx2
gcc -Os -fomit-frame-pointer	avx2
gcc -fno-schedule-insns -O2 -fomit-frame-pointer	avx2
gcc -fno-schedule-insns -O3 -fomit-frame-pointer	avx2
gcc -fno-schedule-insns -O -fomit-frame-pointer	avx2
gcc -fno-schedule-insns -Os -fomit-frame-pointer	avx2
gcc -funroll-loops	avx2
gcc -funroll-loops -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -O -fomit-frame-pointer	avx2
gcc -funroll-loops -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer	avx2
gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -m64 -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -m64 -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -m64 -O -fomit-frame-pointer	avx2
gcc -funroll-loops -m64 -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -m64 -march=barcelona -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -m64 -march=barcelona -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -m64 -march=barcelona -O -fomit-frame-pointer	avx2
gcc -funroll-loops -m64 -march=barcelona -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -m64 -march=k8 -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -m64 -march=k8 -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -m64 -march=k8 -O -fomit-frame-pointer	avx2
gcc -funroll-loops -m64 -march=k8 -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -m64 -march=nocona -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -m64 -march=nocona -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -m64 -march=nocona -O -fomit-frame-pointer	avx2
gcc -funroll-loops -m64 -march=nocona -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -march=barcelona -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -march=barcelona -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -march=barcelona -O -fomit-frame-pointer	avx2
gcc -funroll-loops -march=barcelona -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -march=k8 -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -march=k8 -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -march=k8 -O -fomit-frame-pointer	avx2
gcc -funroll-loops -march=k8 -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -march=nocona -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -march=nocona -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -march=nocona -O -fomit-frame-pointer	avx2
gcc -funroll-loops -march=nocona -Os -fomit-frame-pointer	avx2
gcc -m64 -O2 -fomit-frame-pointer	avx2
gcc -m64 -O3 -fomit-frame-pointer	avx2
gcc -m64 -O -fomit-frame-pointer	avx2
gcc -m64 -Os -fomit-frame-pointer	avx2
gcc -m64 -march=core2 -O2 -fomit-frame-pointer	avx2
gcc -m64 -march=core2 -O3 -fomit-frame-pointer	avx2
gcc -m64 -march=core2 -O -fomit-frame-pointer	avx2
gcc -m64 -march=core2 -Os -fomit-frame-pointer	avx2
gcc -m64 -march=core2 -msse4.1 -O2 -fomit-frame-pointer	avx2
gcc -m64 -march=core2 -msse4.1 -O3 -fomit-frame-pointer	avx2
gcc -m64 -march=core2 -msse4.1 -O -fomit-frame-pointer	avx2
gcc -m64 -march=core2 -msse4.1 -Os -fomit-frame-pointer	avx2
gcc -m64 -march=core2 -msse4 -O2 -fomit-frame-pointer	avx2
gcc -m64 -march=core2 -msse4 -O3 -fomit-frame-pointer	avx2
gcc -m64 -march=core2 -msse4 -O -fomit-frame-pointer	avx2
gcc -m64 -march=core2 -msse4 -Os -fomit-frame-pointer	avx2
gcc -m64 -march=corei7 -O2 -fomit-frame-pointer	avx2
gcc -m64 -march=corei7 -O3 -fomit-frame-pointer	avx2
gcc -m64 -march=corei7 -O -fomit-frame-pointer	avx2
gcc -m64 -march=corei7 -Os -fomit-frame-pointer	avx2
gcc -m64 -march=k8 -O2 -fomit-frame-pointer	avx2
gcc -m64 -march=k8 -O3 -fomit-frame-pointer	avx2
gcc -m64 -march=k8 -O -fomit-frame-pointer	avx2
gcc -m64 -march=k8 -Os -fomit-frame-pointer	avx2
gcc -m64 -march=nocona -O2 -fomit-frame-pointer	avx2
gcc -m64 -march=nocona -O3 -fomit-frame-pointer	avx2
gcc -m64 -march=nocona -O -fomit-frame-pointer	avx2
gcc -m64 -march=nocona -Os -fomit-frame-pointer	avx2
gcc -march=barcelona -O2 -fomit-frame-pointer	avx2
gcc -march=barcelona -O3 -fomit-frame-pointer	avx2
gcc -march=barcelona -O -fomit-frame-pointer	avx2
gcc -march=barcelona -Os -fomit-frame-pointer	avx2
gcc -march=k8 -O2 -fomit-frame-pointer	avx2
gcc -march=k8 -O3 -fomit-frame-pointer	avx2
gcc -march=k8 -O -fomit-frame-pointer	avx2
gcc -march=k8 -Os -fomit-frame-pointer	avx2
gcc -march=nocona -O2 -fomit-frame-pointer	avx2
gcc -march=nocona -O3 -fomit-frame-pointer	avx2
gcc -march=nocona -O -fomit-frame-pointer	avx2
gcc -march=nocona -Os -fomit-frame-pointer	avx2

Compiler output

Implementation: avx2
Security model: unknown
Compiler: clang -O3 -fomit-frame-pointer -Qunused-arguments

SABER_indcpa.c: In file included from SABER_indcpa.c:8:
SABER_indcpa.c: In file included from ././polymul/toom_cook_4/toom-cook_4way.c:1:
SABER_indcpa.c: ././polymul/toom_cook_4/scm_avx.c:50:13: error: always_inline function '_mm256_mullo_epi16' requires target feature 'avx2', but would be inlined into function 'schoolbook_avx_new1' that is compiled without support for 'avx2'
SABER_indcpa.c: c_avx[0] = _mm256_mullo_epi16 (a[0], b[0]);
SABER_indcpa.c: ^
SABER_indcpa.c: ././polymul/toom_cook_4/scm_avx.c:51:13: error: always_inline function '_mm256_mullo_epi16' requires target feature 'avx2', but would be inlined into function 'schoolbook_avx_new1' that is compiled without support for 'avx2'
SABER_indcpa.c: c_avx[1] = _mm256_mullo_epi16 (a[0], b[1]);
SABER_indcpa.c: ^
SABER_indcpa.c: ././polymul/toom_cook_4/scm_avx.c:52:9: error: always_inline function '_mm256_mullo_epi16' requires target feature 'avx2', but would be inlined into function 'schoolbook_avx_new1' that is compiled without support for 'avx2'
SABER_indcpa.c: temp = _mm256_mullo_epi16 (a[1], b[0]);
SABER_indcpa.c: ^
SABER_indcpa.c: ././polymul/toom_cook_4/scm_avx.c:53:13: error: always_inline function '_mm256_add_epi16' requires target feature 'avx2', but would be inlined into function 'schoolbook_avx_new1' that is compiled without support for 'avx2'
SABER_indcpa.c: c_avx[1] = _mm256_add_epi16(c_avx[1], temp);
SABER_indcpa.c: ^
SABER_indcpa.c: ././polymul/toom_cook_4/scm_avx.c:54:13: error: always_inline function '_mm256_mullo_epi16' requires target feature 'avx2', but would be inlined into function 'schoolbook_avx_new1' that is compiled without support for 'avx2'
SABER_indcpa.c: c_avx[2] = _mm256_mullo_epi16 (a[0], b[2]);
SABER_indcpa.c: ^
SABER_indcpa.c: ././polymul/toom_cook_4/scm_avx.c:55:9: error: always_inline function '_mm256_mullo_epi16' requires target feature 'avx2', but would be inlined into function 'schoolbook_avx_new1' that is compiled without support for 'avx2'
SABER_indcpa.c: temp = _mm256_mullo_epi16 (a[1], b[1]);
SABER_indcpa.c: ^
SABER_indcpa.c: ././polymul/toom_cook_4/scm_avx.c:56:13: error: always_inline function '_mm256_add_epi16' requires target feature 'avx2', but would be inlined into function 'schoolbook_avx_new1' that is compiled without support for 'avx2'
SABER_indcpa.c: c_avx[2] = _mm256_add_epi16(c_avx[2], temp);
SABER_indcpa.c: ^
SABER_indcpa.c: ././polymul/toom_cook_4/scm_avx.c:57:9: error: always_inline function '_mm256_mullo_epi16' requires target feature 'avx2', but would be inlined into function 'schoolbook_avx_new1' that is compiled without support for 'avx2'
SABER_indcpa.c: temp = _mm256_mullo_epi16 (a[2], b[0]);
SABER_indcpa.c: ...

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

Compiler	Implementations
clang -O3 -fomit-frame-pointer -Qunused-arguments	avx2
clang -O3 -fwrapv -march=native -fomit-frame-pointer -Qunused-arguments	avx2
clang -O3 -fwrapv -mavx -fomit-frame-pointer -Qunused-arguments	avx2
clang -O3 -fwrapv -mavx -maes -mpclmul -fomit-frame-pointer -Qunused-arguments	avx2
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments	avx2
clang -mcpu=cortex-a8 -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments	avx2
clang -mcpu=cortex-a9 -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments	avx2
clang -mcpu=native -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments	avx2

Compiler output

Implementation: avx2
Security model: unknown
Compiler: gcc -m64 -march=barcelona -O2 -fomit-frame-pointer

SABER_indcpa.c: In file included from ./polymul/toom_cook_4/toom-cook_4way.c:1:0,
SABER_indcpa.c: from SABER_indcpa.c:8:
SABER_indcpa.c: ./polymul/toom_cook_4/scm_avx.c: In function 'schoolbook_avx_new1':
SABER_indcpa.c: ./polymul/toom_cook_4/scm_avx.c:50:11: warning: AVX vector return without AVX enabled changes the ABI [-Wpsabi]
SABER_indcpa.c: c_avx[0] = _mm256_mullo_epi16 (a[0], b[0]);
SABER_indcpa.c: ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
SABER_indcpa.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/7/include/immintrin.h:41:0,
SABER_indcpa.c: from SABER_indcpa.h:4,
SABER_indcpa.c: from SABER_indcpa.c:4:
SABER_indcpa.c: /usr/lib/gcc/x86_64-linux-gnu/7/include/avxintrin.h:1295:1: error: inlining failed in call to always_inline '_mm256_set_epi64x': target specific option mismatch
SABER_indcpa.c: _mm256_set_epi64x (long long __A, long long __B, long long __C,
SABER_indcpa.c: ^~~~~~~~~~~~~~~~~
SABER_indcpa.c: In file included from ./polymul/toom_cook_4/toom-cook_4way.c:1:0,
SABER_indcpa.c: from SABER_indcpa.c:8:
SABER_indcpa.c: ./polymul/toom_cook_4/scm_avx.c:535:24: note: called from here
SABER_indcpa.c: c_avx[2*SCM_SIZE-1] = _mm256_set_epi64x(0, 0, 0, 0);
SABER_indcpa.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
SABER_indcpa.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/7/include/immintrin.h:43:0,
SABER_indcpa.c: from SABER_indcpa.h:4,
SABER_indcpa.c: from SABER_indcpa.c:4:
SABER_indcpa.c: /usr/lib/gcc/x86_64-linux-gnu/7/include/avx2intrin.h:553:1: error: inlining failed in call to always_inline '_mm256_mullo_epi16': target specific option mismatch
SABER_indcpa.c: _mm256_mullo_epi16 (__m256i __A, __m256i __B)
SABER_indcpa.c: ^~~~~~~~~~~~~~~~~~
SABER_indcpa.c: In file included from ./polymul/toom_cook_4/toom-cook_4way.c:1:0,
SABER_indcpa.c: from SABER_indcpa.c:8:
SABER_indcpa.c: ...
SABER_indcpa.c: In file included from ./polymul/toom_cook_4/toom-cook_4way.c:1:0,
SABER_indcpa.c: from SABER_indcpa.c:8:
SABER_indcpa.c: ./polymul/toom_cook_4/scm_avx.c: In function 'schoolbook_avx_new1':
SABER_indcpa.c: ./polymul/toom_cook_4/scm_avx.c:50:11: warning: AVX vector return without AVX enabled changes the ABI [-Wpsabi]
SABER_indcpa.c: c_avx[0] = _mm256_mullo_epi16 (a[0], b[0]);
SABER_indcpa.c: ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
SABER_indcpa.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/7/include/immintrin.h:41:0,
SABER_indcpa.c: from SABER_indcpa.h:4,
SABER_indcpa.c: from SABER_indcpa.c:4:
SABER_indcpa.c: /usr/lib/gcc/x86_64-linux-gnu/7/include/avxintrin.h:1295:1: error: inlining failed in call to always_inline '_mm256_set_epi64x': target specific option mismatch
SABER_indcpa.c: _mm256_set_epi64x (long long __A, long long __B, long long __C,
SABER_indcpa.c: ^~~~~~~~~~~~~~~~~
SABER_indcpa.c: In file included from ./polymul/toom_cook_4/toom-cook_4way.c:1:0,
SABER_indcpa.c: from SABER_indcpa.c:8:
SABER_indcpa.c: ./polymul/toom_cook_4/scm_avx.c:535:24: note: called from here
SABER_indcpa.c: c_avx[2*SCM_SIZE-1] = _mm256_set_epi64x(0, 0, 0, 0);
SABER_indcpa.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
SABER_indcpa.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/7/include/immintrin.h:43:0,
SABER_indcpa.c: from SABER_indcpa.h:4,
SABER_indcpa.c: from SABER_indcpa.c:4:
SABER_indcpa.c: /usr/lib/gcc/x86_64-linux-gnu/7/include/avx2intrin.h:553:1: error: inlining failed in call to always_inline '_mm256_mullo_epi16': target specific option mismatch
SABER_indcpa.c: _mm256_mullo_epi16 (__m256i __A, __m256i __B)
SABER_indcpa.c: ^~~~~~~~~~~~~~~~~~
SABER_indcpa.c: In file included from ./polymul/toom_cook_4/toom-cook_4way.c:1:0,
SABER_indcpa.c: from SABER_indcpa.c:8:
SABER_indcpa.c: ...

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

Compiler	Implementations
gcc -m64 -march=barcelona -O2 -fomit-frame-pointer	avx2
gcc -m64 -march=barcelona -O3 -fomit-frame-pointer	avx2
gcc -m64 -march=barcelona -O -fomit-frame-pointer	avx2
gcc -m64 -march=barcelona -Os -fomit-frame-pointer	avx2

Compiler output

Implementation: avx2
Security model: unknown
Compiler: gcc -m64 -march=core-avx-i -O2 -fomit-frame-pointer

SABER_indcpa.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/7/include/immintrin.h:43:0,
SABER_indcpa.c: from SABER_indcpa.h:4,
SABER_indcpa.c: from SABER_indcpa.c:4:
SABER_indcpa.c: ./polymul/toom_cook_4/scm_avx.c: In function 'schoolbook_avx_new1':
SABER_indcpa.c: /usr/lib/gcc/x86_64-linux-gnu/7/include/avx2intrin.h:553:1: error: inlining failed in call to always_inline '_mm256_mullo_epi16': target specific option mismatch
SABER_indcpa.c: _mm256_mullo_epi16 (__m256i __A, __m256i __B)
SABER_indcpa.c: ^~~~~~~~~~~~~~~~~~
SABER_indcpa.c: In file included from ./polymul/toom_cook_4/toom-cook_4way.c:1:0,
SABER_indcpa.c: from SABER_indcpa.c:8:
SABER_indcpa.c: ./polymul/toom_cook_4/scm_avx.c:532:14: note: called from here
SABER_indcpa.c: c_avx[30] = _mm256_mullo_epi16 (a[15], b[15]);
SABER_indcpa.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
SABER_indcpa.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/7/include/immintrin.h:43:0,
SABER_indcpa.c: from SABER_indcpa.h:4,
SABER_indcpa.c: from SABER_indcpa.c:4:
SABER_indcpa.c: /usr/lib/gcc/x86_64-linux-gnu/7/include/avx2intrin.h:112:1: error: inlining failed in call to always_inline '_mm256_add_epi16': target specific option mismatch
SABER_indcpa.c: _mm256_add_epi16 (__m256i __A, __m256i __B)
SABER_indcpa.c: ^~~~~~~~~~~~~~~~
SABER_indcpa.c: In file included from ./polymul/toom_cook_4/toom-cook_4way.c:1:0,
SABER_indcpa.c: from SABER_indcpa.c:8:
SABER_indcpa.c: ./polymul/toom_cook_4/scm_avx.c:531:14: note: called from here
SABER_indcpa.c: c_avx[29] = _mm256_add_epi16(c_avx[29], temp);
SABER_indcpa.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
SABER_indcpa.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/7/include/immintrin.h:43:0,
SABER_indcpa.c: from SABER_indcpa.h:4,
SABER_indcpa.c: ...

Number of similar (compiler,implementation) pairs: 16, namely:

Compiler	Implementations
gcc -m64 -march=core-avx-i -O2 -fomit-frame-pointer	avx2
gcc -m64 -march=core-avx-i -O3 -fomit-frame-pointer	avx2
gcc -m64 -march=core-avx-i -O -fomit-frame-pointer	avx2
gcc -m64 -march=core-avx-i -Os -fomit-frame-pointer	avx2
gcc -m64 -march=corei7-avx -O2 -fomit-frame-pointer	avx2
gcc -m64 -march=corei7-avx -O3 -fomit-frame-pointer	avx2
gcc -m64 -march=corei7-avx -O -fomit-frame-pointer	avx2
gcc -m64 -march=corei7-avx -Os -fomit-frame-pointer	avx2
gcc -m64 -march=native -mtune=native -O2 -fomit-frame-pointer	avx2
gcc -m64 -march=native -mtune=native -O3 -fomit-frame-pointer	avx2
gcc -m64 -march=native -mtune=native -O -fomit-frame-pointer	avx2
gcc -m64 -march=native -mtune=native -Os -fomit-frame-pointer	avx2
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv	avx2
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv	avx2
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv	avx2
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv	avx2

Compiler output

Implementation: ref
Security model: unknown
Compiler: cc

Number of similar (compiler,implementation) pairs: 103, namely:

Compiler	Implementations
cc	ref
gcc	ref
gcc -O2 -fomit-frame-pointer	ref
gcc -O3 -fomit-frame-pointer	ref
gcc -O -fomit-frame-pointer	ref
gcc -Os -fomit-frame-pointer	ref
gcc -fno-schedule-insns -O2 -fomit-frame-pointer	ref
gcc -fno-schedule-insns -O3 -fomit-frame-pointer	ref
gcc -fno-schedule-insns -O -fomit-frame-pointer	ref
gcc -fno-schedule-insns -Os -fomit-frame-pointer	ref
gcc -funroll-loops	ref
gcc -funroll-loops -O2 -fomit-frame-pointer	ref
gcc -funroll-loops -O3 -fomit-frame-pointer	ref
gcc -funroll-loops -O -fomit-frame-pointer	ref
gcc -funroll-loops -Os -fomit-frame-pointer	ref
gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer	ref
gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer	ref
gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer	ref
gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -O2 -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -O3 -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -O -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -Os -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -march=barcelona -O2 -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -march=barcelona -O3 -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -march=barcelona -O -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -march=barcelona -Os -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -march=k8 -O2 -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -march=k8 -O3 -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -march=k8 -O -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -march=k8 -Os -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -march=nocona -O2 -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -march=nocona -O3 -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -march=nocona -O -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -march=nocona -Os -fomit-frame-pointer	ref
gcc -funroll-loops -march=barcelona -O2 -fomit-frame-pointer	ref
gcc -funroll-loops -march=barcelona -O3 -fomit-frame-pointer	ref
gcc -funroll-loops -march=barcelona -O -fomit-frame-pointer	ref
gcc -funroll-loops -march=barcelona -Os -fomit-frame-pointer	ref
gcc -funroll-loops -march=k8 -O2 -fomit-frame-pointer	ref
gcc -funroll-loops -march=k8 -O3 -fomit-frame-pointer	ref
gcc -funroll-loops -march=k8 -O -fomit-frame-pointer	ref
gcc -funroll-loops -march=k8 -Os -fomit-frame-pointer	ref
gcc -funroll-loops -march=nocona -O2 -fomit-frame-pointer	ref
gcc -funroll-loops -march=nocona -O3 -fomit-frame-pointer	ref
gcc -funroll-loops -march=nocona -O -fomit-frame-pointer	ref
gcc -funroll-loops -march=nocona -Os -fomit-frame-pointer	ref
gcc -m64 -O2 -fomit-frame-pointer	ref
gcc -m64 -O3 -fomit-frame-pointer	ref
gcc -m64 -O -fomit-frame-pointer	ref
gcc -m64 -Os -fomit-frame-pointer	ref
gcc -m64 -march=core-avx-i -O2 -fomit-frame-pointer	ref
gcc -m64 -march=core-avx-i -O3 -fomit-frame-pointer	ref
gcc -m64 -march=core-avx-i -O -fomit-frame-pointer	ref
gcc -m64 -march=core-avx-i -Os -fomit-frame-pointer	ref
gcc -m64 -march=core2 -O2 -fomit-frame-pointer	ref
gcc -m64 -march=core2 -O3 -fomit-frame-pointer	ref
gcc -m64 -march=core2 -O -fomit-frame-pointer	ref
gcc -m64 -march=core2 -Os -fomit-frame-pointer	ref
gcc -m64 -march=core2 -msse4.1 -O2 -fomit-frame-pointer	ref
gcc -m64 -march=core2 -msse4.1 -O3 -fomit-frame-pointer	ref
gcc -m64 -march=core2 -msse4.1 -O -fomit-frame-pointer	ref
gcc -m64 -march=core2 -msse4.1 -Os -fomit-frame-pointer	ref
gcc -m64 -march=core2 -msse4 -O2 -fomit-frame-pointer	ref
gcc -m64 -march=core2 -msse4 -O3 -fomit-frame-pointer	ref
gcc -m64 -march=core2 -msse4 -O -fomit-frame-pointer	ref
gcc -m64 -march=core2 -msse4 -Os -fomit-frame-pointer	ref
gcc -m64 -march=corei7-avx -O2 -fomit-frame-pointer	ref
gcc -m64 -march=corei7-avx -O3 -fomit-frame-pointer	ref
gcc -m64 -march=corei7-avx -O -fomit-frame-pointer	ref
gcc -m64 -march=corei7-avx -Os -fomit-frame-pointer	ref
gcc -m64 -march=corei7 -O2 -fomit-frame-pointer	ref
gcc -m64 -march=corei7 -O3 -fomit-frame-pointer	ref
gcc -m64 -march=corei7 -O -fomit-frame-pointer	ref
gcc -m64 -march=corei7 -Os -fomit-frame-pointer	ref
gcc -m64 -march=k8 -O2 -fomit-frame-pointer	ref
gcc -m64 -march=k8 -O3 -fomit-frame-pointer	ref
gcc -m64 -march=k8 -O -fomit-frame-pointer	ref
gcc -m64 -march=k8 -Os -fomit-frame-pointer	ref
gcc -m64 -march=native -mtune=native -O2 -fomit-frame-pointer	ref
gcc -m64 -march=native -mtune=native -O3 -fomit-frame-pointer	ref
gcc -m64 -march=native -mtune=native -O -fomit-frame-pointer	ref
gcc -m64 -march=native -mtune=native -Os -fomit-frame-pointer	ref
gcc -m64 -march=nocona -O2 -fomit-frame-pointer	ref
gcc -m64 -march=nocona -O3 -fomit-frame-pointer	ref
gcc -m64 -march=nocona -O -fomit-frame-pointer	ref
gcc -m64 -march=nocona -Os -fomit-frame-pointer	ref
gcc -march=barcelona -O2 -fomit-frame-pointer	ref
gcc -march=barcelona -O3 -fomit-frame-pointer	ref
gcc -march=barcelona -O -fomit-frame-pointer	ref
gcc -march=barcelona -Os -fomit-frame-pointer	ref
gcc -march=k8 -O2 -fomit-frame-pointer	ref
gcc -march=k8 -O3 -fomit-frame-pointer	ref
gcc -march=k8 -O -fomit-frame-pointer	ref
gcc -march=k8 -Os -fomit-frame-pointer	ref
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv	ref
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv	ref
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv	ref
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv	ref
gcc -march=nocona -O2 -fomit-frame-pointer	ref
gcc -march=nocona -O3 -fomit-frame-pointer	ref
gcc -march=nocona -O -fomit-frame-pointer	ref
gcc -march=nocona -Os -fomit-frame-pointer	ref

Compiler output

Implementation: ref
Security model: unknown
Compiler: gcc -m64 -march=barcelona -O2 -fomit-frame-pointer

measure.c: /usr/bin/ld: /home/z/supercop/supercop-20190816/supercop-data/gpu/amd64/lib/fastrandombytes.o: relocation R_X86_64_32 against `.bss' can not be used when making a PIE object; recompile with -fPIC
measure.c: /usr/bin/ld: final link failed: Nonrepresentable section on output
measure.c: collect2: error: ld returned 1 exit status
measure.c: /usr/bin/ld: /home/z/supercop/supercop-20190816/supercop-data/gpu/amd64/lib/fastrandombytes.o: relocation R_X86_64_32 against `.bss' can not be used when making a PIE object; recompile with -fPIC
measure.c: /usr/bin/ld: final link failed: Nonrepresentable section on output
measure.c: collect2: error: ld returned 1 exit status

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

Compiler	Implementations
gcc -m64 -march=barcelona -O2 -fomit-frame-pointer	ref
gcc -m64 -march=barcelona -O3 -fomit-frame-pointer	ref
gcc -m64 -march=barcelona -O -fomit-frame-pointer	ref
gcc -m64 -march=barcelona -Os -fomit-frame-pointer	ref