Implementation notes: amd64, h6sandy, crypto_sign/gemss192v2

Computer: h6sandy
Architecture: amd64
CPU ID: GenuineIntel-000206a7-bfebfbff
SUPERCOP version: 20200618
Operation: crypto_sign
Primitive: gemss192v2
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
122500884361344393 0 01435405 808 1632optgcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2020041320200409
122608652681076457 0 01164820 808 1600optclang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2020041320200409
122826157361254905 0 01344437 800 1600optgcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2020041320200409
122964674561076457 0 01164820 808 1600optclang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2020041320200409
123831411481116390 0 01206268 808 1600optclang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2020041320200409
123944312001034769 0 01121970 800 1600optclang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2020041320200409
124172272161317241 0 01407797 808 1632optgcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2020041320200409
124648299281314592 0 01404869 808 1632optgcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2020041320200409
165922295201342426 0 01433421 808 1632skylakegcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2020041320200409
166337514761312747 0 01403013 808 1632skylakegcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2020041320200409
166432669201252897 0 01342453 800 1600skylakegcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2020041320200409
166975384601315353 0 01405909 808 1632skylakegcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2020041320200409
168014856321032805 0 01120042 800 1600skylakeclang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2020041320200409
168258362641114402 0 01204284 808 1600skylakeclang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2020041320200409
168463971241074509 0 01162860 808 1600skylakeclang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2020041320200409
168703145161074509 0 01162860 808 1600skylakeclang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2020041320200409

Test failure

Implementation: opt
Security model: unknown
Compiler: clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE
error 142
Alarm clock
Number of similar (compiler,implementation) pairs: 11, namely:
CompilerImplementations
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE opt
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE ref
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE ref
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE ref
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE ref
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE ref
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE ref
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE ref
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE ref
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE ref
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE skylake

Namespace violations

Implementation: opt
Security model: unknown
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE
add_gf2n.o GeMSS_192U_add2_gf2n_ref T
add_gf2n.o GeMSS_192U_add2_product_gf2n_ref T
add_gf2n.o GeMSS_192U_add_gf2n_ref T
add_gf2n.o GeMSS_192U_add_product_gf2n_ref T
changeVariablesMQS_gf2.o GeMSS_192U_changeVariablesMQS64_gf2 T
changeVariablesMQS_gf2.o GeMSS_192U_changeVariablesMQS_simd_gf2 T
chooseRootHFE_gf2nx.o GeMSS_192U_chooseRootHFE_gf2nx T
convMQS_gf2.o GeMSS_192U_convMQS_one_eq_to_hybrid_rep8_comp_gf2 T
convMQS_gf2.o GeMSS_192U_convMQS_one_eq_to_hybrid_rep8_uncomp_gf2 T
convMQ_gf2.o GeMSS_192U_convMQ_UL_gf2 T
convMQ_gf2.o GeMSS_192U_convMQ_last_UL_gf2 T
convMQ_gf2.o GeMSS_192U_convMQ_last_uncompressL_gf2 T
convMQ_gf2.o GeMSS_192U_convMQ_uncompressL_gf2 T
conv_gf2nx.o GeMSS_192U_convHFEpolynomialSparseToDense_gf2nx T
conv_gf2nx.o GeMSS_192U_convMonic_gf2nx T
determinantn_gf2.o GeMSS_192U_determinantn_cst_gf2 T
determinantn_gf2.o GeMSS_192U_determinantn_nocst_gf2 T
determinantnv_gf2.o GeMSS_192U_determinantnv_cst_gf2 T
determinantnv_gf2.o GeMSS_192U_determinantnv_nocst_gf2 T
div_gf2nx.o GeMSS_192U_div_q_monic_gf2nx T
div_gf2nx.o GeMSS_192U_div_qr_monic_gf2nx T
div_gf2nx.o GeMSS_192U_div_r_HFE_cst_gf2nx T
div_gf2nx.o GeMSS_192U_div_r_HFE_cstdeg_gf2nx T
div_gf2nx.o GeMSS_192U_div_r_HFE_gf2nx T
div_gf2nx.o GeMSS_192U_div_r_gf2nx T
div_gf2nx.o GeMSS_192U_div_r_monic_cst_gf2nx T
dotProduct_gf2n.o GeMSS_192U_dotProduct_no_simd_gf2n T
dotProduct_gf2n.o GeMSS_192U_doubleDotProduct_no_simd_gf2n T
evalMQShybrid_gf2.o GeMSS_192U_evalMQShybrid8_uncomp_nocst_gf2_m T
evalMQSnocst8_gf2.o GeMSS_192U_evalMQSnocst8_unrolled_gf2 T
evalMQSnocst8_quo_gf2.o GeMSS_192U_evalMQSnocst8_unrolled_quo_gf2 T
evalMQSv_gf2.o GeMSS_192U_evalMQSv_classical_gf2 T
evalMQSv_gf2.o GeMSS_192U_evalMQSv_unrolled_gf2 T
evalMQnocst_gf2.o GeMSS_192U_evalMQnocst_unrolled_no_simd_gf2 T
findRootsSplit_gf2nx.o GeMSS_192U_findRootsSplit_gf2nx T
findRoots_gf2nx.o GeMSS_192U_findRootsHFE_gf2nx T
findRoots_gf2nx.o GeMSS_192U_findUniqRootHFE_gf2nx T
frobeniusMap_gf2nx.o GeMSS_192U_frobeniusMap_HFE_gf2nx T
frobeniusMap_gf2nx.o GeMSS_192U_frobeniusMap_multisqr_HFE_gf2nx T
gcd_gf2nx.o GeMSS_192U_gcd_gf2nx T
genCanonicalBasis_gf2n.o GeMSS_192U_genCanonicalBasisVertical_gf2n T
genCanonicalBasis_gf2n.o GeMSS_192U_genCanonicalBasis_gf2n T
genSecretMQS_gf2.o GeMSS_192U_genSecretMQS_gf2_opt T
genSecretMQS_gf2.o GeMSS_192U_genSecretMQS_gf2_ref T
initListDifferences_gf2nx.o GeMSS_192U_initListDifferences_gf2nx T
initMatrixId_gf2.o GeMSS_192U_initMatrixIdn_gf2 T
initMatrixId_gf2.o GeMSS_192U_initMatrixIdnv_gf2 T
invMatrixn_gf2.o GeMSS_192U_invMatrixLUn_gf2 T
invMatrixn_gf2.o GeMSS_192U_invMatrixn_cst_gf2 T
invMatrixn_gf2.o GeMSS_192U_invMatrixn_nocst_gf2 T
invMatrixnv_gf2.o GeMSS_192U_invMatrixLUnv_gf2 T
invMatrixnv_gf2.o GeMSS_192U_invMatrixnv_cst_gf2 T
invMatrixnv_gf2.o GeMSS_192U_invMatrixnv_nocst_gf2 T
inv_gf2n.o GeMSS_192U_inv_Fermat_gf2n_ref T
inv_gf2n.o GeMSS_192U_inv_ITMIA_gf2n T
inv_gf2n.o GeMSS_192U_inv_ITMIA_gf2n_ref T
mixEquationsMQS_gf2.o GeMSS_192U_mixEquationsMQS8_gf2_right T
mul_gf2n.o GeMSS_192U_mul_no_simd_gf2x_ref T
mul_gf2n.o GeMSS_192U_mul_then_rem_gf2n T
mul_gf2x.o GeMSS_192U_mul128_no_simd_gf2x T
mul_gf2x.o GeMSS_192U_mul160_no_simd_gf2x T
mul_gf2x.o GeMSS_192U_mul192_no_simd_gf2x T
mul_gf2x.o GeMSS_192U_mul224_no_simd_gf2x T
mul_gf2x.o GeMSS_192U_mul256_no_simd_gf2x T
mul_gf2x.o GeMSS_192U_mul288_no_simd_gf2x T
mul_gf2x.o GeMSS_192U_mul320_no_simd_gf2x T
mul_gf2x.o GeMSS_192U_mul32_no_simd_gf2x T
mul_gf2x.o GeMSS_192U_mul352_no_simd_gf2x T
mul_gf2x.o GeMSS_192U_mul384_no_simd_gf2x T
mul_gf2x.o GeMSS_192U_mul416_no_simd_gf2x T
mul_gf2x.o GeMSS_192U_mul448_no_simd_gf2x T
mul_gf2x.o GeMSS_192U_mul480_no_simd_gf2x T
mul_gf2x.o GeMSS_192U_mul512_no_simd_gf2x T
mul_gf2x.o GeMSS_192U_mul544_no_simd_gf2x T
mul_gf2x.o GeMSS_192U_mul576_no_simd_gf2x T
mul_gf2x.o GeMSS_192U_mul64_no_simd_gf2x T
mul_gf2x.o GeMSS_192U_mul64low_no_simd_gf2x T
mul_gf2x.o GeMSS_192U_mul96_no_simd_gf2x T
mul_gf2x.o GeMSS_192U_pclmul128_gf2x T
mul_gf2x.o GeMSS_192U_pclmul160_gf2x T
mul_gf2x.o GeMSS_192U_pclmul192_gf2x T
mul_gf2x.o GeMSS_192U_pclmul224_gf2x T
mul_gf2x.o GeMSS_192U_pclmul256_gf2x T
mul_gf2x.o GeMSS_192U_pclmul288_gf2x T
mul_gf2x.o GeMSS_192U_pclmul320_gf2x T
mul_gf2x.o GeMSS_192U_pclmul352_gf2x T
mul_gf2x.o GeMSS_192U_pclmul384_gf2x T
mul_gf2x.o GeMSS_192U_pclmul416_gf2x T
mul_gf2x.o GeMSS_192U_pclmul448_gf2x T
mul_gf2x.o GeMSS_192U_pclmul480_gf2x T
mul_gf2x.o GeMSS_192U_pclmul512_gf2x T
mul_gf2x.o GeMSS_192U_pclmul544_gf2x T
mul_gf2x.o GeMSS_192U_pclmul576_gf2x T
mul_gf2x.o GeMSS_192U_pclmul64_gf2x T
mul_gf2x.o GeMSS_192U_pclmul64low_gf2x T
mul_gf2x.o GeMSS_192U_pclmul96_gf2x T
mul_gf2x.o GeMSS_192U_pmul128_gf2x T
mul_gf2x.o GeMSS_192U_pmul160_gf2x T
mul_gf2x.o GeMSS_192U_pmul192_gf2x T
mul_gf2x.o GeMSS_192U_pmul224_gf2x T
mul_gf2x.o GeMSS_192U_pmul256_gf2x T
mul_gf2x.o GeMSS_192U_pmul288_gf2x T
mul_gf2x.o GeMSS_192U_pmul320_gf2x T
mul_gf2x.o GeMSS_192U_pmul32_gf2x T
mul_gf2x.o GeMSS_192U_pmul352_gf2x T
mul_gf2x.o GeMSS_192U_pmul384_gf2x T
mul_gf2x.o GeMSS_192U_pmul416_gf2x T
mul_gf2x.o GeMSS_192U_pmul448_gf2x T
mul_gf2x.o GeMSS_192U_pmul480_gf2x T
mul_gf2x.o GeMSS_192U_pmul512_gf2x T
mul_gf2x.o GeMSS_192U_pmul544_gf2x T
mul_gf2x.o GeMSS_192U_pmul576_gf2x T
mul_gf2x.o GeMSS_192U_pmul64_gf2x T
mul_gf2x.o GeMSS_192U_pmul96_gf2x T
predicate.o GeMSS_192U_CMP_LT T
predicate.o GeMSS_192U_CMP_LT_NOCST T
predicate.o GeMSS_192U_ISEQUAL T
predicate.o GeMSS_192U_ISEQUAL_NOCST T
predicate.o GeMSS_192U_ISNOTZERO T
predicate.o GeMSS_192U_ISONE T
predicate.o GeMSS_192U_ISONE_NOCST T
predicate.o GeMSS_192U_ISZERO T
predicate.o GeMSS_192U_ISZERO_NOCST T
randMatrix_gf2.o GeMSS_192U_cleanLowerMatrixn T
randMatrix_gf2.o GeMSS_192U_cleanLowerMatrixnv T
randMatrix_gf2.o GeMSS_192U_cleanMatrix_gf2_n T
randMatrix_gf2.o GeMSS_192U_cleanMatrix_gf2_nv T
randMatrix_gf2.o GeMSS_192U_genLowerMatrixn T
randMatrix_gf2.o GeMSS_192U_genLowerMatrixnv T
randMatrix_gf2.o GeMSS_192U_mulMatricesLU_gf2_n T
randMatrix_gf2.o GeMSS_192U_mulMatricesLU_gf2_nv T
randMatrix_gf2.o GeMSS_192U_randInvMatrix_gf2_n T
randMatrix_gf2.o GeMSS_192U_randInvMatrix_gf2_nv T
randMatrix_gf2.o GeMSS_192U_randMatrix_gf2_n T
randMatrix_gf2.o GeMSS_192U_randMatrix_gf2_nv T
rand_gf2nx.o GeMSS_192U_cleanMonicHFE_gf2nx T
rand_gf2nx.o GeMSS_192U_cleanMonicHFEv_gf2nx T
rand_gf2nx.o GeMSS_192U_randMonicHFE_gf2nx T
rand_gf2nx.o GeMSS_192U_randMonicHFEv_gf2nx T
rand_gf2nx.o GeMSS_192U_randMonic_gf2nx T
rem_gf2n.o GeMSS_192U_rem_gf2n_ref T
rem_gf2n.o GeMSS_192U_rem_gf2n_ref2 T
rem_gf2n.o GeMSS_192U_rem_no_simd_gf2n T
rem_gf2n.o GeMSS_192U_remsqr_gf2n_ref T
signHFE.o GeMSS_192U_precSignHFE T
signHFE.o GeMSS_192U_precSignHFESeed T
signHFE.o GeMSS_192U_signHFE_FeistelPatarin T
sign_keypairHFE.o GeMSS_192U_sign_keypairHFE T
sign_openHFE.o GeMSS_192U_sign_openHFE T
sign_openHFE.o GeMSS_192U_sign_openHFE_huncomp_pk T
sign_openHFE.o GeMSS_192U_sign_openHFE_uncomp_pk T
sort_gf2n.o GeMSS_192U_fast_sort_gf2n T
sort_gf2n.o GeMSS_192U_quickSort_nocst_gf2n T
sort_gf2n.o GeMSS_192U_selectionSort_gf2n T
sort_gf2n.o GeMSS_192U_selectionSort_nocst_gf2n T
sqr_gf2n.o GeMSS_192U_sqr_no_simd_gf2x_ref2 T
sqr_gf2n.o GeMSS_192U_sqr_nocst_then_rem_gf2n T
sqr_gf2n.o GeMSS_192U_sqr_then_rem_gf2n T
sqr_gf2nx.o GeMSS_192U_sqr_HFE_gf2nx T
sqr_gf2nx.o GeMSS_192U_sqr_gf2nx T
sqr_gf2x.o GeMSS_192U_psqr128_gf2x T
sqr_gf2x.o GeMSS_192U_psqr128_shuffle_gf2x T
sqr_gf2x.o GeMSS_192U_psqr160_gf2x T
sqr_gf2x.o GeMSS_192U_psqr160_shuffle_gf2x T
sqr_gf2x.o GeMSS_192U_psqr192_gf2x T
sqr_gf2x.o GeMSS_192U_psqr192_shuffle_gf2x T
sqr_gf2x.o GeMSS_192U_psqr224_gf2x T
sqr_gf2x.o GeMSS_192U_psqr224_shuffle_gf2x T
sqr_gf2x.o GeMSS_192U_psqr256_gf2x T
sqr_gf2x.o GeMSS_192U_psqr256_shuffle_gf2x T
sqr_gf2x.o GeMSS_192U_psqr288_gf2x T
sqr_gf2x.o GeMSS_192U_psqr288_shuffle_gf2x T
sqr_gf2x.o GeMSS_192U_psqr320_gf2x T
sqr_gf2x.o GeMSS_192U_psqr320_shuffle_gf2x T
sqr_gf2x.o GeMSS_192U_psqr352_gf2x T
sqr_gf2x.o GeMSS_192U_psqr352_shuffle_gf2x T
sqr_gf2x.o GeMSS_192U_psqr384_gf2x T
sqr_gf2x.o GeMSS_192U_psqr384_shuffle_gf2x T
sqr_gf2x.o GeMSS_192U_psqr416_gf2x T
sqr_gf2x.o GeMSS_192U_psqr416_shuffle_gf2x T
sqr_gf2x.o GeMSS_192U_psqr448_gf2x T
sqr_gf2x.o GeMSS_192U_psqr448_shuffle_gf2x T
sqr_gf2x.o GeMSS_192U_psqr480_gf2x T
sqr_gf2x.o GeMSS_192U_psqr480_shuffle_gf2x T
sqr_gf2x.o GeMSS_192U_psqr512_gf2x T
sqr_gf2x.o GeMSS_192U_psqr512_shuffle_gf2x T
sqr_gf2x.o GeMSS_192U_psqr544_gf2x T
sqr_gf2x.o GeMSS_192U_psqr544_shuffle_gf2x T
sqr_gf2x.o GeMSS_192U_psqr576_gf2x T
sqr_gf2x.o GeMSS_192U_psqr576_shuffle_gf2x T
sqr_gf2x.o GeMSS_192U_psqr64_gf2x T
sqr_gf2x.o GeMSS_192U_psqr64_shuffle_gf2x T
sqr_gf2x.o GeMSS_192U_psqr64low_gf2x T
sqr_gf2x.o GeMSS_192U_psqr64low_shuffle_gf2x T
sqr_gf2x.o GeMSS_192U_psqr96_gf2x T
sqr_gf2x.o GeMSS_192U_psqr96_shuffle_gf2x T
sqr_gf2x.o GeMSS_192U_sqr128_pclmul_gf2x T
sqr_gf2x.o GeMSS_192U_sqr160_pclmul_gf2x T
sqr_gf2x.o GeMSS_192U_sqr192_pclmul_gf2x T
sqr_gf2x.o GeMSS_192U_sqr224_pclmul_gf2x T
sqr_gf2x.o GeMSS_192U_sqr256_pclmul_gf2x T
sqr_gf2x.o GeMSS_192U_sqr288_pclmul_gf2x T
sqr_gf2x.o GeMSS_192U_sqr320_pclmul_gf2x T
sqr_gf2x.o GeMSS_192U_sqr32_no_simd_gf2x T
sqr_gf2x.o GeMSS_192U_sqr352_pclmul_gf2x T
sqr_gf2x.o GeMSS_192U_sqr384_pclmul_gf2x T
sqr_gf2x.o GeMSS_192U_sqr416_pclmul_gf2x T
sqr_gf2x.o GeMSS_192U_sqr448_pclmul_gf2x T
sqr_gf2x.o GeMSS_192U_sqr480_pclmul_gf2x T
sqr_gf2x.o GeMSS_192U_sqr512_pclmul_gf2x T
sqr_gf2x.o GeMSS_192U_sqr544_pclmul_gf2x T
sqr_gf2x.o GeMSS_192U_sqr576_pclmul_gf2x T
sqr_gf2x.o GeMSS_192U_sqr64_pclmul_gf2x T
sqr_gf2x.o GeMSS_192U_sqr64low_no_simd_gf2x T
sqr_gf2x.o GeMSS_192U_sqr64low_pclmul_gf2x T
sqr_gf2x.o GeMSS_192U_sqr96_pclmul_gf2x T
vecMatProduct_gf2.o GeMSS_192U_vecMatProductm_64 T
vecMatProduct_gf2.o GeMSS_192U_vecMatProductn_64 T
vecMatProduct_gf2.o GeMSS_192U_vecMatProductnv_64 T
vecMatProduct_gf2.o GeMSS_192U_vecMatProductnvn_64 T
vecMatProduct_gf2.o GeMSS_192U_vecMatProductnvn_start_64 T
vecMatProduct_gf2.o GeMSS_192U_vecMatProductv_64 T
Number of similar (compiler,implementation) pairs: 16, namely:
CompilerImplementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE opt
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE opt
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE opt
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE opt
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE opt
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE opt
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE opt
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE opt
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE skylake
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE skylake
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE skylake
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE skylake
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE skylake
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE skylake
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE skylake
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE skylake