Implementation notes: amd64, gpu, crypto_kem/kindi512222

Computer: gpu
Architecture: amd64
CPU ID: GenuineIntel-000206d7-bfebfbff
SUPERCOP version: 20190816
Operation: crypto_kem
Primitive: kindi512222
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
2217723? ? ?? ? ?refgcc_-funroll-loops_-fno-schedule-insns_-O2_-fomit-frame-pointer2019101020190816
221856081891 0 099583 808 1920refclang_-O3_-fwrapv_-march=native_-fomit-frame-pointer_-Qunused-arguments2019101020190816
222824481891 0 099583 808 1920refclang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments2019101020190816
2288883? ? ?? ? ?refgcc_-m64_-march=corei7-avx_-O3_-fomit-frame-pointer2019101020190816
2294883? ? ?? ? ?refgcc_-m64_-march=core-avx-i_-O3_-fomit-frame-pointer2019101020190816
2310666? ? ?? ? ?refgcc_-m64_-march=native_-mtune=native_-O3_-fomit-frame-pointer2019101020190816
2315745? ? ?? ? ?refgcc_-funroll-loops_-O3_-fomit-frame-pointer2019101020190816
233944267774 0 086735 808 1568refclang_-O3_-fomit-frame-pointer_-Qunused-arguments2019101020190816
235290081195 0 096943 808 1920refclang_-O3_-fwrapv_-mavx_-fomit-frame-pointer_-Qunused-arguments2019101020190816
235981881195 0 096943 808 1920refclang_-O3_-fwrapv_-mavx_-maes_-mpclmul_-fomit-frame-pointer_-Qunused-arguments2019101020190816
2366622? ? ?? ? ?refgcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv2019101020190816
2369652? ? ?? ? ?refgcc_-funroll-loops_-m64_-O3_-fomit-frame-pointer2019101020190816
2375550? ? ?? ? ?refgcc_-m64_-march=core2_-O3_-fomit-frame-pointer2019101020190816
2381940? ? ?? ? ?refgcc_-m64_-march=core-avx-i_-O2_-fomit-frame-pointer2019101020190816
2391105? ? ?? ? ?refgcc_-m64_-march=core2_-msse4.1_-O3_-fomit-frame-pointer2019101020190816
2395047? ? ?? ? ?refgcc_-funroll-loops_-fno-schedule-insns_-O3_-fomit-frame-pointer2019101020190816
2395350? ? ?? ? ?refgcc_-m64_-march=corei7_-O3_-fomit-frame-pointer2019101020190816
2404056? ? ?? ? ?refgcc_-funroll-loops_-m64_-O2_-fomit-frame-pointer2019101020190816
2410824? ? ?? ? ?refgcc_-funroll-loops_-O2_-fomit-frame-pointer2019101020190816
2419413? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=nocona_-O3_-fomit-frame-pointer2019101020190816
2424081? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=barcelona_-O3_-fomit-frame-pointer2019101020190816
2433567? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=nocona_-O2_-fomit-frame-pointer2019101020190816
2439264? ? ?? ? ?refgcc_-funroll-loops_-march=barcelona_-O3_-fomit-frame-pointer2019101020190816
2448489? ? ?? ? ?refgcc_-m64_-march=corei7-avx_-O2_-fomit-frame-pointer2019101020190816
2449113? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=barcelona_-O2_-fomit-frame-pointer2019101020190816
2453697? ? ?? ? ?refgcc_-m64_-march=native_-mtune=native_-O2_-fomit-frame-pointer2019101020190816
2455134? ? ?? ? ?refgcc_-m64_-march=core2_-msse4_-O3_-fomit-frame-pointer2019101020190816
2460675? ? ?? ? ?refgcc_-funroll-loops_-march=barcelona_-O2_-fomit-frame-pointer2019101020190816
2468340? ? ?? ? ?refgcc_-m64_-march=nocona_-O3_-fomit-frame-pointer2019101020190816
2477535? ? ?? ? ?refgcc_-m64_-march=core-avx-i_-Os_-fomit-frame-pointer2019101020190816
247972568259 0 088591 808 1568refclang_-mcpu=cortex-a9_-mfpu=neon_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments2019101020190816
2485743? ? ?? ? ?refgcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv2019101020190816
2491239? ? ?? ? ?refgcc_-march=nocona_-O3_-fomit-frame-pointer2019101020190816
2495892? ? ?? ? ?refgcc_-m64_-march=native_-mtune=native_-Os_-fomit-frame-pointer2019101020190816
2496933? ? ?? ? ?refgcc_-O3_-fomit-frame-pointer2019101020190816
2497971? ? ?? ? ?refgcc_-fno-schedule-insns_-O3_-fomit-frame-pointer2019101020190816
2504136? ? ?? ? ?refgcc_-m64_-O3_-fomit-frame-pointer2019101020190816
2506284? ? ?? ? ?refgcc_-m64_-march=barcelona_-O3_-fomit-frame-pointer2019101020190816
2508621? ? ?? ? ?refgcc_-funroll-loops_-march=nocona_-O3_-fomit-frame-pointer2019101020190816
2510145? ? ?? ? ?refgcc_-funroll-loops_-march=nocona_-O2_-fomit-frame-pointer2019101020190816
2511933? ? ?? ? ?refgcc_-m64_-march=corei7_-O2_-fomit-frame-pointer2019101020190816
2514774? ? ?? ? ?refgcc_-m64_-march=corei7-avx_-Os_-fomit-frame-pointer2019101020190816
252924668259 0 088591 808 1568refclang_-mcpu=cortex-a8_-mfpu=neon_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments2019101020190816
2537958? ? ?? ? ?refgcc_-fno-schedule-insns_-O2_-fomit-frame-pointer2019101020190816
2540664? ? ?? ? ?refgcc_-O2_-fomit-frame-pointer2019101020190816
2541894? ? ?? ? ?refgcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv2019101020190816
2547450? ? ?? ? ?refgcc_-march=nocona_-O2_-fomit-frame-pointer2019101020190816
2547852? ? ?? ? ?refgcc_-m64_-march=core2_-O2_-fomit-frame-pointer2019101020190816
2565075? ? ?? ? ?refgcc_-m64_-march=nocona_-O2_-fomit-frame-pointer2019101020190816
2571783? ? ?? ? ?refgcc_-m64_-march=core2_-msse4_-O2_-fomit-frame-pointer2019101020190816
2583699? ? ?? ? ?refgcc_-m64_-march=corei7_-Os_-fomit-frame-pointer2019101020190816
2588019? ? ?? ? ?refgcc_-m64_-O2_-fomit-frame-pointer2019101020190816
2593038? ? ?? ? ?refgcc_-m64_-march=core2_-msse4.1_-O2_-fomit-frame-pointer2019101020190816
2597190? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=barcelona_-Os_-fomit-frame-pointer2019101020190816
2601243? ? ?? ? ?refgcc_-march=barcelona_-O3_-fomit-frame-pointer2019101020190816
2627148? ? ?? ? ?refgcc_-m64_-march=core2_-msse4_-Os_-fomit-frame-pointer2019101020190816
2629116? ? ?? ? ?refgcc_-funroll-loops_-march=nocona_-Os_-fomit-frame-pointer2019101020190816
2630052? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=k8_-O2_-fomit-frame-pointer2019101020190816
2643861? ? ?? ? ?refgcc_-m64_-march=core2_-msse4.1_-Os_-fomit-frame-pointer2019101020190816
264646868259 0 088591 808 1568refclang_-mcpu=native_-mfpu=neon_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments2019101020190816
2649258? ? ?? ? ?refgcc_-m64_-march=nocona_-Os_-fomit-frame-pointer2019101020190816
2653812? ? ?? ? ?refgcc_-funroll-loops_-Os_-fomit-frame-pointer2019101020190816
2654820? ? ?? ? ?refgcc_-funroll-loops_-m64_-Os_-fomit-frame-pointer2019101020190816
2655315? ? ?? ? ?refgcc_-funroll-loops_-fno-schedule-insns_-Os_-fomit-frame-pointer2019101020190816
2655339? ? ?? ? ?refgcc_-funroll-loops_-march=barcelona_-Os_-fomit-frame-pointer2019101020190816
2659020? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=nocona_-Os_-fomit-frame-pointer2019101020190816
2660565? ? ?? ? ?refgcc_-march=barcelona_-O2_-fomit-frame-pointer2019101020190816
2663028? ? ?? ? ?refgcc_-march=nocona_-Os_-fomit-frame-pointer2019101020190816
2687943? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=k8_-O3_-fomit-frame-pointer2019101020190816
2700384? ? ?? ? ?refgcc_-funroll-loops_-march=k8_-O2_-fomit-frame-pointer2019101020190816
2705760? ? ?? ? ?refgcc_-Os_-fomit-frame-pointer2019101020190816
2720448? ? ?? ? ?refgcc_-march=barcelona_-Os_-fomit-frame-pointer2019101020190816
2725632? ? ?? ? ?refgcc_-fno-schedule-insns_-Os_-fomit-frame-pointer2019101020190816
2730342? ? ?? ? ?refgcc_-march=k8_-O3_-fomit-frame-pointer2019101020190816
2732787? ? ?? ? ?refgcc_-m64_-Os_-fomit-frame-pointer2019101020190816
2734032? ? ?? ? ?refgcc_-m64_-march=barcelona_-Os_-fomit-frame-pointer2019101020190816
2751030? ? ?? ? ?refgcc_-m64_-march=core2_-Os_-fomit-frame-pointer2019101020190816
2763942? ? ?? ? ?refgcc_-m64_-march=barcelona_-O2_-fomit-frame-pointer2019101020190816
2787813? ? ?? ? ?refgcc_-m64_-march=corei7-avx_-O_-fomit-frame-pointer2019101020190816
2807793? ? ?? ? ?refgcc_-funroll-loops_-march=k8_-O3_-fomit-frame-pointer2019101020190816
2809806? ? ?? ? ?refgcc_-m64_-march=k8_-O2_-fomit-frame-pointer2019101020190816
2813031? ? ?? ? ?refgcc_-funroll-loops_-fno-schedule-insns_-O_-fomit-frame-pointer2019101020190816
2833947? ? ?? ? ?refgcc_-m64_-march=native_-mtune=native_-O_-fomit-frame-pointer2019101020190816
2835834? ? ?? ? ?refgcc_-m64_-march=k8_-O3_-fomit-frame-pointer2019101020190816
2850159? ? ?? ? ?refgcc_-march=k8_-O2_-fomit-frame-pointer2019101020190816
2850186? ? ?? ? ?refgcc_-funroll-loops_-O_-fomit-frame-pointer2019101020190816
2858070? ? ?? ? ?refgcc_-m64_-march=core-avx-i_-O_-fomit-frame-pointer2019101020190816
2873640? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=barcelona_-O_-fomit-frame-pointer2019101020190816
2908152? ? ?? ? ?refgcc_-march=k8_-Os_-fomit-frame-pointer2019101020190816
2915670? ? ?? ? ?refgcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv2019101020190816
2920950? ? ?? ? ?refgcc_-m64_-march=core2_-msse4.1_-O_-fomit-frame-pointer2019101020190816
2925810? ? ?? ? ?refgcc_-m64_-march=k8_-Os_-fomit-frame-pointer2019101020190816
2929695? ? ?? ? ?refgcc_-m64_-march=core2_-msse4_-O_-fomit-frame-pointer2019101020190816
2941224? ? ?? ? ?refgcc_-funroll-loops_-m64_-O_-fomit-frame-pointer2019101020190816
2966442? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=k8_-Os_-fomit-frame-pointer2019101020190816
2973336? ? ?? ? ?refgcc_-m64_-march=corei7_-O_-fomit-frame-pointer2019101020190816
2978853? ? ?? ? ?refgcc_-m64_-O_-fomit-frame-pointer2019101020190816
2982084? ? ?? ? ?refgcc_-fno-schedule-insns_-O_-fomit-frame-pointer2019101020190816
2983302? ? ?? ? ?refgcc_-funroll-loops_-march=k8_-Os_-fomit-frame-pointer2019101020190816
2987850? ? ?? ? ?refgcc_-m64_-march=core2_-O_-fomit-frame-pointer2019101020190816
3020349? ? ?? ? ?refgcc_-funroll-loops_-march=barcelona_-O_-fomit-frame-pointer2019101020190816
3022251? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=nocona_-O_-fomit-frame-pointer2019101020190816
3037986? ? ?? ? ?refgcc_-funroll-loops_-march=nocona_-O_-fomit-frame-pointer2019101020190816
3067830? ? ?? ? ?refgcc_-funroll-loops_-march=k8_-O_-fomit-frame-pointer2019101020190816
3074151? ? ?? ? ?refgcc_-m64_-march=barcelona_-O_-fomit-frame-pointer2019101020190816
3083145? ? ?? ? ?refgcc_-march=barcelona_-O_-fomit-frame-pointer2019101020190816
3085248? ? ?? ? ?refgcc_-march=nocona_-O_-fomit-frame-pointer2019101020190816
3088494? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=k8_-O_-fomit-frame-pointer2019101020190816
3108699? ? ?? ? ?refgcc_-m64_-march=nocona_-O_-fomit-frame-pointer2019101020190816
3123468? ? ?? ? ?refgcc_-march=k8_-O_-fomit-frame-pointer2019101020190816
3180078? ? ?? ? ?refgcc_-O_-fomit-frame-pointer2019101020190816
3313776? ? ?? ? ?refgcc_-m64_-march=k8_-O_-fomit-frame-pointer2019101020190816
11629512? ? ?? ? ?refgcc_-funroll-loops2019101020190816
11739186? ? ?? ? ?refcc2019101020190816
12421602? ? ?? ? ?refgcc2019101020190816

Test failure

Implementation: ref
Security model: unknown
Compiler: gcc -m64 -march=core-avx2 -O2 -fomit-frame-pointer
error 111

Number of similar (compiler,implementation) pairs: 3, namely:
CompilerImplementations
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: ref
Security model: unknown
Compiler: cc
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: 103, namely:
CompilerImplementations
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:
CompilerImplementations
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