Implementation notes: amd64, comet, crypto_kem/sikep751

Computer: comet
Microarchitecture: amd64; CometLake (806ec)
Architecture: amd64
CPU ID: GenuineIntel-000806ec-bfebfbff
SUPERCOP version: 20221025
Operation: crypto_kem
Primitive: sikep751
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
83585790119731 0 0142578 820 1752T:mulxadxclang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
83680204101558 0 0124986 820 1752T:mulxadxclang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
83859865101558 0 0124986 820 1752T:mulxadxclang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
83880998101993 0 0125586 820 1752T:mulxadxclang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
8430512846236 0 067080 812 1752T:mulxadxclang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
8642116962974 0 087159 836 1784T:mulxadxgcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021110920211108
8670939530719 0 051207 828 1752T:mulxadxgcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021110920211108
8679015937756 0 059511 836 1784T:mulxadxgcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021110920211108
8777081135088 0 056583 836 1784T:mulxadxgcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021110920211108
90522021101360 0 0124946 820 1752T:mulxclang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
90533950119098 0 0141938 820 1752T:mulxclang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
9065466845603 0 066456 812 1752T:mulxclang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
90662154100925 0 0124346 820 1752T:mulxclang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
90945480100925 0 0124346 820 1752T:mulxclang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
9299621562341 0 086519 836 1784T:mulxgcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021110920211108
9352406037123 0 058871 836 1784T:mulxgcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021110920211108
9360152030086 0 050567 828 1752T:mulxgcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021110920211108
9385015934455 0 055943 836 1784T:mulxgcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021110920211108
109698366119359 0 0142210 820 1752T:amd64asmclang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
110306761101186 0 0124618 820 1752T:amd64asmclang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
110321908101186 0 0124618 820 1752T:amd64asmclang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
110661186101621 0 0125218 820 1752T:amd64asmclang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
11085492945864 0 066712 812 1752T:amd64asmclang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
11168480362602 0 086791 836 1784T:amd64asmgcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021110920211108
11223977137384 0 059143 836 1784T:amd64asmgcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021110920211108
11231642530347 0 050839 828 1752T:amd64asmgcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021110920211108
11305883234716 0 056215 836 1784T:amd64asmgcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021110920211108
980747139121393 0 0144242 820 1752T:amd64clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
981217120103682 0 0127290 820 1752T:amd64clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
987491504105471 0 0128970 820 1752T:amd64clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
987581487105471 0 0128970 820 1752T:amd64clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
1064996878122704 0 0146895 836 1784T:amd64gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021110920211108
119184076645464 0 066320 812 1752T:amd64clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
122430008638077 0 059839 836 1784T:amd64gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021110920211108
123034596435632 0 057135 836 1784T:amd64gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021110920211108
187653779124700 0 045199 828 1752T:amd64gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021110920211108
1138221860637399 1136 0276022 2708 1784T:refgcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021110920211108
1138850193150186 1088 0286941 2644 1752T:refclang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021111020211108
1139193298350186 1088 0286941 2644 1752T:refclang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021111020211108
1139581747434106 1136 0271406 2700 1752T:refgcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021110920211108
1141763095254328 1088 0291293 2644 1752T:refclang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
1144452337667601 1136 0308654 2708 1784T:refgcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021110920211108
1156955131044662 1088 0281573 2644 1752T:refclang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021111020211108
1160368541435527 1088 0269187 2636 1752T:refclang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
1171480552937350 1136 0275694 2708 1784T:refgcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021110920211108

Namespace violations

Implementation: T:amd64
Security model: timingleaks
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE
P751.o A_gen R
P751.o Alice_order R
P751.o B_gen R
P751.o Bob_order R
P751.o EphemeralKeyGeneration_A_SIDHp751 T
P751.o EphemeralKeyGeneration_B_SIDHp751 T
P751.o EphemeralSecretAgreement_A_SIDHp751 T
P751.o EphemeralSecretAgreement_B_SIDHp751 T
P751.o Montgomery_R2 R
P751.o Montgomery_one R
P751.o clear_words T
P751.o copy_words T
P751.o ct_cmov T
P751.o ct_compare T
P751.o eval_3_isog T
P751.o eval_4_isog T
P751.o fp2add751 T
P751.o fp2copy751 T
P751.o fp2correction751 T
P751.o fp2div2_751 T
P751.o fp2inv751_mont T
P751.o fp2mul751_mont T
P751.o fp2neg751 T
P751.o fp2sqr751_mont T
P751.o fp2sub751 T
P751.o fp2zero751 T
P751.o fpcopy751 T
P751.o fpinv751_chain_mont T
P751.o fpinv751_mont T
P751.o fpmul751_mont T
P751.o fpsqr751_mont T
P751.o fpzero751 T
P751.o from_fp2mont T
P751.o from_mont T
P751.o get_3_isog T
P751.o get_4_isog T
P751.o get_A T
P751.o inv_3_way T
P751.o j_inv T
P751.o mp_add T
P751.o mp_shiftl1 T
P751.o mp_shiftleft T
P751.o mp_shiftr1 T
P751.o mp_sub T
P751.o p751 R
P751.o p751p1 R
P751.o p751x16p R
P751.o p751x2 R
P751.o p751x4 R
P751.o random_mod_order_A_SIDHp751 T
P751.o random_mod_order_B_SIDHp751 T
P751.o strat_Alice R
P751.o strat_Bob R
P751.o to_fp2mont T
P751.o to_mont T
P751.o xDBL T
P751.o xDBLADD T
P751.o xDBLe T
P751.o xTPL T
P751.o xTPLe T
fips202.o KeccakF1600_StatePermute T
fips202.o shake128 T
fips202.o shake128_absorb T
fips202.o shake128_squeezeblocks T
fips202.o shake256 T
fips202.o shake256_absorb T
fips202.o shake256_squeezeblocks T
fp_generic.o digit_x_digit T
fp_generic.o fpadd751 T
fp_generic.o fpcorrection751 T
fp_generic.o fpdiv2_751 T
fp_generic.o fpneg751 T
fp_generic.o fpsub751 T
fp_generic.o mp_mul T
fp_generic.o mp_sub751_p2 T
fp_generic.o mp_sub751_p4 T
fp_generic.o rdc_mont T

Number of similar (compiler,implementation) pairs: 9, namely:
CompilerImplementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:amd64
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:amd64
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:amd64
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:amd64
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:amd64
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE T:amd64
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE T:amd64
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE T:amd64
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE T:amd64

Namespace violations

Implementation: T:amd64asm
Security model: timingleaks
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE
P751.o A_gen R
P751.o Alice_order R
P751.o B_gen R
P751.o Bob_order R
P751.o EphemeralKeyGeneration_A_SIDHp751 T
P751.o EphemeralKeyGeneration_B_SIDHp751 T
P751.o EphemeralSecretAgreement_A_SIDHp751 T
P751.o EphemeralSecretAgreement_B_SIDHp751 T
P751.o Montgomery_R2 R
P751.o Montgomery_one R
P751.o clear_words T
P751.o copy_words T
P751.o ct_cmov T
P751.o ct_compare T
P751.o eval_3_isog T
P751.o eval_4_isog T
P751.o fp2add751 T
P751.o fp2copy751 T
P751.o fp2correction751 T
P751.o fp2div2_751 T
P751.o fp2inv751_mont T
P751.o fp2mul751_mont T
P751.o fp2neg751 T
P751.o fp2sqr751_mont T
P751.o fp2sub751 T
P751.o fp2zero751 T
P751.o fpcopy751 T
P751.o fpinv751_chain_mont T
P751.o fpinv751_mont T
P751.o fpmul751_mont T
P751.o fpsqr751_mont T
P751.o fpzero751 T
P751.o from_fp2mont T
P751.o from_mont T
P751.o get_3_isog T
P751.o get_4_isog T
P751.o get_A T
P751.o inv_3_way T
P751.o j_inv T
P751.o mp_add T
P751.o mp_shiftl1 T
P751.o mp_shiftleft T
P751.o mp_shiftr1 T
P751.o mp_sub T
P751.o p751 R
P751.o p751p1 R
P751.o p751x16p R
P751.o p751x2 R
P751.o p751x4 R
P751.o random_mod_order_A_SIDHp751 T
P751.o random_mod_order_B_SIDHp751 T
P751.o strat_Alice R
P751.o strat_Bob R
P751.o to_fp2mont T
P751.o to_mont T
P751.o xDBL T
P751.o xDBLADD T
P751.o xDBLe T
P751.o xTPL T
P751.o xTPLe T
fips202.o KeccakF1600_StatePermute T
fips202.o shake128 T
fips202.o shake128_absorb T
fips202.o shake128_squeezeblocks T
fips202.o shake256 T
fips202.o shake256_absorb T
fips202.o shake256_squeezeblocks T
fp_x64.o fpadd751 T
fp_x64.o fpcorrection751 T
fp_x64.o fpdiv2_751 T
fp_x64.o fpneg751 T
fp_x64.o fpsub751 T
fp_x64.o mp_mul T
fp_x64.o mp_sub751_p2 T
fp_x64.o mp_sub751_p4 T
fp_x64.o rdc_mont T
fp_x64_asm.o fpadd751_asm T
fp_x64_asm.o fpsub751_asm T
fp_x64_asm.o mp_add751_asm T
fp_x64_asm.o mp_dblsub751x2_asm T
fp_x64_asm.o mp_sub751_p2_asm T
fp_x64_asm.o mp_sub751_p4_asm T
fp_x64_asm.o mp_subadd751x2_asm T
fp_x64_asm.o mul751_asm T
fp_x64_asm.o rdc751_asm T

Number of similar (compiler,implementation) pairs: 27, namely:
CompilerImplementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:amd64asm
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:amd64asm
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:amd64asm
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:amd64asm
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:amd64asm
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE T:amd64asm
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE T:amd64asm
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE T:amd64asm
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE T:amd64asm
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:mulx
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:mulx
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:mulx
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:mulx
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:mulx
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE T:mulx
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE T:mulx
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE T:mulx
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE T:mulx
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:mulxadx
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:mulxadx
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:mulxadx
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:mulxadx
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:mulxadx
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE T:mulxadx
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE T:mulxadx
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE T:mulxadx
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE T:mulxadx

Namespace violations

Implementation: T:ref
Security model: timingleaks
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE
api_generic.o crypto_kem_dec_generic T
api_generic.o crypto_kem_enc_generic T
api_generic.o crypto_kem_keypair_generic T
encoding.o clear_free T
encoding.o encapstoos T
encoding.o encapstoos_alloc T
encoding.o encapstoos_len T
encoding.o fp2toos T
encoding.o fp2toos_alloc T
encoding.o fp2toos_len T
encoding.o ostoencaps T
encoding.o ostofp T
encoding.o ostofp2 T
encoding.o ostoi T
encoding.o ostopk T
encoding.o ostosk T
encoding.o pktoos T
encoding.o pktoos_alloc T
encoding.o pktoos_len T
encoding.o sktoos T
encoding.o sktoos_len T
fips202.o KeccakF1600_StatePermute T
fips202.o cshake128_simple T
fips202.o cshake128_simple_absorb T
fips202.o cshake128_simple_squeezeblocks T
fips202.o cshake256_simple T
fips202.o cshake256_simple_absorb T
fips202.o cshake256_simple_squeezeblocks T
fips202.o shake128 T
fips202.o shake128_absorb T
fips202.o shake128_squeezeblocks T
fips202.o shake256 T
fips202.o shake256_absorb T
fips202.o shake256_squeezeblocks T
fp.o fp_Add T
fp.o fp_Clear T
fp.o fp_Constant T
fp.o fp_Copy T
fp.o fp_ImportHex T
fp.o fp_Init T
fp.o fp_Invert T
fp.o fp_IsBitSet T
fp.o fp_IsConstant T
fp.o fp_IsEqual T
fp.o fp_Multiply T
fp.o fp_Negative T
fp.o fp_Pow T
fp.o fp_Rand T
fp.o fp_Square T
fp.o fp_Subtract T
fp.o fp_Unity T
fp.o fp_Zero T
fp.o mp_export T
fp.o mp_import T
fp.o mp_mod T
fp.o mp_pow T
fp.o mp_sizeinbase T
fp.o set_gmp_fp_params T
fp2.o fp2_Add T
fp2.o fp2_AddDeg1 T
fp2.o fp2_Clear T
fp2.o fp2_Copy T
fp2.o fp2_Init T
fp2.o fp2_Init_set T
fp2.o fp2_Invert T
fp2.o fp2_IsConst T
fp2.o fp2_IsEqual T
fp2.o fp2_Multiply T
fp2.o fp2_Negative T
fp2.o fp2_Rand T
fp2.o fp2_Set T
fp2.o fp2_Sqrt T
fp2.o fp2_Square T
fp2.o fp2_Sub T
isogeny.o curve_2_iso T
isogeny.o curve_3_iso T
isogeny.o curve_4_iso T
isogeny.o eval_2_iso T
isogeny.o eval_3_iso T
isogeny.o eval_4_iso T
isogeny.o iso_2_e T
isogeny.o iso_3_e T
montgomery.o get_xR T
montgomery.o get_yP_yQ_A_B T
montgomery.o j_inv T
montgomery.o mont_curve_clear T
montgomery.o mont_curve_copy T
montgomery.o mont_curve_init T
montgomery.o mont_double_and_add T
montgomery.o mont_pt_clear T
montgomery.o mont_pt_copy T
montgomery.o mont_pt_init T
montgomery.o public_key_clear T
montgomery.o public_key_init T
montgomery.o xADD T
montgomery.o xDBL T
montgomery.o xDBLe T
montgomery.o xTPL T
montgomery.o xTPLe T
sidh.o sidh_isoex T
sidh.o sidh_isogen T
sidh.o sidh_sk_keygen T
sike.o sike_kem_decaps T
sike.o sike_kem_encaps T
sike.o sike_kem_keygen T
sike.o sike_pke_dec T
sike.o sike_pke_enc T
sike_params.o SIKEp434 D
sike_params.o SIKEp503 D
sike_params.o SIKEp610 D
sike_params.o SIKEp751 D
sike_params.o sike_setup_params T
sike_params.o sike_teardown_params T

Number of similar (compiler,implementation) pairs: 9, namely:
CompilerImplementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:ref
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:ref
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:ref
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:ref
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:ref
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE T:ref
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE T:ref
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE T:ref
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE T:ref