Implementation notes: amd64, comet, crypto_kem/sikep434

Computer: comet
Microarchitecture: amd64; CometLake (806ec)
Architecture: amd64
CPU ID: GenuineIntel-000806ec-bfebfbff
SUPERCOP version: 20230530
Operation: crypto_kem
Primitive: sikep434
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
1988889967197 0 091290 820 1752T:mulxadxclang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
1993998031821 0 052656 812 1752T:mulxadxclang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
1996480065737 0 089642 820 1752T:mulxadxclang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
1999860569841 0 093026 820 1752T:mulxadxclang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
2000222465737 0 089642 820 1752T:mulxadxclang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
2073306465348 0 089258 820 1752T:mulxclang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
2079161069452 0 092642 820 1752T:mulxclang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
2079653866808 0 090906 820 1752T:mulxclang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
2088598165348 0 089258 820 1752T:mulxclang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
2092484431432 0 052272 812 1752T:mulxclang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
2109803423072 0 043567 828 1752T:mulxadxgcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021110920211108
2113569129608 0 051463 836 1784T:mulxadxgcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021110920211108
2125591445203 0 069471 836 1784T:mulxadxgcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021110920211108
2183995127528 0 049207 836 1784T:mulxadxgcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021110920211108
2195868344814 0 069071 836 1784T:mulxgcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021110920211108
2197778029219 0 051063 836 1784T:mulxgcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021110920211108
2207575322683 0 043183 828 1752T:mulxgcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021110920211108
2253339527139 0 048823 836 1784T:mulxgcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021110920211108
19048020263866 0 087802 820 1752T:amd64clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
19063583863866 0 087802 820 1752T:amd64clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
19215673670727 0 093930 820 1752T:amd64clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
19216793368366 0 092458 820 1752T:amd64clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
20715626976486 0 0100751 836 1784T:amd64gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021110920211108
22817630435602 0 056440 812 1752T:amd64clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
23944818534054 0 055919 836 1784T:amd64gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021110920211108
24208583532262 0 053951 836 1784T:amd64gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021110920211108
36148830121725 0 042231 828 1752T:amd64gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021110920211108
254251847337399 1136 0276086 2708 1784T:refgcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021110920211108
254424975750186 1088 0286941 2644 1752T:refclang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
254624762250186 1088 0286941 2644 1752T:refclang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
255079259535527 1088 0269187 2636 1752T:refclang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
255149206854328 1088 0291229 2644 1752T:refclang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
255653094834106 1136 0271406 2700 1752T:refgcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021110920211108
259573707537350 1136 0275886 2708 1784T:refgcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021110920211108
261487970344662 1088 0281509 2644 1752T:refclang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021110920211108
261696971567601 1136 0308718 2708 1784T:refgcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021110920211108

Compiler output

Implementation: T:amd64asm
Security model: timingleaks
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE
fp_x64_asm.S: fp_x64_asm.S:635:3: error: "CONFIGURATION NOT SUPPORTED. TRY USE_MULX=TRUE"
fp_x64_asm.S: # error "CONFIGURATION NOT SUPPORTED. TRY USE_MULX=TRUE"
fp_x64_asm.S: ^
fp_x64_asm.S: fp_x64_asm.S:826:5: error: "CONFIGURATION NOT SUPPORTED. TRY USE_MULX=TRUE"
fp_x64_asm.S: # error "CONFIGURATION NOT SUPPORTED. TRY USE_MULX=TRUE"
fp_x64_asm.S: ^
fp_x64_asm.S: 2 errors generated.

Number of similar (compiler,implementation) pairs: 5, 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

Compiler output

Implementation: T:amd64asm
Security model: timingleaks
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE
fp_x64_asm.S: fp_x64_asm.S:635:3: error: #error "CONFIGURATION NOT SUPPORTED. TRY USE_MULX=TRUE"
fp_x64_asm.S: # error "CONFIGURATION NOT SUPPORTED. TRY USE_MULX=TRUE"
fp_x64_asm.S: ^~~~~
fp_x64_asm.S: fp_x64_asm.S:826:5: error: #error "CONFIGURATION NOT SUPPORTED. TRY USE_MULX=TRUE"
fp_x64_asm.S: # error "CONFIGURATION NOT SUPPORTED. TRY USE_MULX=TRUE"
fp_x64_asm.S: ^~~~~

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

Namespace violations

Implementation: T:amd64
Security model: timingleaks
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE
P434.o A_gen R
P434.o Alice_order R
P434.o B_gen R
P434.o Bob_order R
P434.o EphemeralKeyGeneration_A_SIDHp434 T
P434.o EphemeralKeyGeneration_B_SIDHp434 T
P434.o EphemeralSecretAgreement_A_SIDHp434 T
P434.o EphemeralSecretAgreement_B_SIDHp434 T
P434.o Montgomery_R2 R
P434.o Montgomery_one R
P434.o clear_words T
P434.o copy_words T
P434.o ct_cmov T
P434.o ct_compare T
P434.o eval_3_isog T
P434.o eval_4_isog T
P434.o fp2add434 T
P434.o fp2copy434 T
P434.o fp2correction434 T
P434.o fp2div2_434 T
P434.o fp2inv434_mont T
P434.o fp2mul434_mont T
P434.o fp2neg434 T
P434.o fp2sqr434_mont T
P434.o fp2sub434 T
P434.o fp2zero434 T
P434.o fpcopy434 T
P434.o fpinv434_chain_mont T
P434.o fpinv434_mont T
P434.o fpmul434_mont T
P434.o fpsqr434_mont T
P434.o fpzero434 T
P434.o from_fp2mont T
P434.o from_mont T
P434.o get_3_isog T
P434.o get_4_isog T
P434.o get_A T
P434.o inv_3_way T
P434.o j_inv T
P434.o mp_add T
P434.o mp_shiftl1 T
P434.o mp_shiftleft T
P434.o mp_shiftr1 T
P434.o mp_sub T
P434.o p434 R
P434.o p434p1 R
P434.o p434x16p R
P434.o p434x2 R
P434.o p434x4 R
P434.o random_mod_order_A_SIDHp434 T
P434.o random_mod_order_B_SIDHp434 T
P434.o strat_Alice R
P434.o strat_Bob R
P434.o to_fp2mont T
P434.o to_mont T
P434.o xDBL T
P434.o xDBLADD T
P434.o xDBLe T
P434.o xTPL T
P434.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 fpadd434 T
fp_generic.o fpcorrection434 T
fp_generic.o fpdiv2_434 T
fp_generic.o fpneg434 T
fp_generic.o fpsub434 T
fp_generic.o mp_mul T
fp_generic.o mp_sub434_p2 T
fp_generic.o mp_sub434_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:mulx
Security model: timingleaks
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE
P434.o A_gen R
P434.o Alice_order R
P434.o B_gen R
P434.o Bob_order R
P434.o EphemeralKeyGeneration_A_SIDHp434 T
P434.o EphemeralKeyGeneration_B_SIDHp434 T
P434.o EphemeralSecretAgreement_A_SIDHp434 T
P434.o EphemeralSecretAgreement_B_SIDHp434 T
P434.o Montgomery_R2 R
P434.o Montgomery_one R
P434.o clear_words T
P434.o copy_words T
P434.o ct_cmov T
P434.o ct_compare T
P434.o eval_3_isog T
P434.o eval_4_isog T
P434.o fp2add434 T
P434.o fp2copy434 T
P434.o fp2correction434 T
P434.o fp2div2_434 T
P434.o fp2inv434_mont T
P434.o fp2mul434_mont T
P434.o fp2neg434 T
P434.o fp2sqr434_mont T
P434.o fp2sub434 T
P434.o fp2zero434 T
P434.o fpcopy434 T
P434.o fpinv434_chain_mont T
P434.o fpinv434_mont T
P434.o fpmul434_mont T
P434.o fpsqr434_mont T
P434.o fpzero434 T
P434.o from_fp2mont T
P434.o from_mont T
P434.o get_3_isog T
P434.o get_4_isog T
P434.o get_A T
P434.o inv_3_way T
P434.o j_inv T
P434.o mp_add T
P434.o mp_shiftl1 T
P434.o mp_shiftleft T
P434.o mp_shiftr1 T
P434.o mp_sub T
P434.o p434 R
P434.o p434p1 R
P434.o p434x16p R
P434.o p434x2 R
P434.o p434x4 R
P434.o random_mod_order_A_SIDHp434 T
P434.o random_mod_order_B_SIDHp434 T
P434.o strat_Alice R
P434.o strat_Bob R
P434.o to_fp2mont T
P434.o to_mont T
P434.o xDBL T
P434.o xDBLADD T
P434.o xDBLe T
P434.o xTPL T
P434.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 fpadd434 T
fp_x64.o fpcorrection434 T
fp_x64.o fpdiv2_434 T
fp_x64.o fpneg434 T
fp_x64.o fpsub434 T
fp_x64.o mp_mul T
fp_x64.o mp_sub434_p2 T
fp_x64.o mp_sub434_p4 T
fp_x64.o rdc_mont T
fp_x64_asm.o fpadd434_asm T
fp_x64_asm.o fpsub434_asm T
fp_x64_asm.o mp_add434_asm T
fp_x64_asm.o mp_dblsub434x2_asm T
fp_x64_asm.o mp_sub434_p2_asm T
fp_x64_asm.o mp_sub434_p4_asm T
fp_x64_asm.o mp_subadd434x2_asm T
fp_x64_asm.o mul434_asm T
fp_x64_asm.o rdc434_asm T

Number of similar (compiler,implementation) pairs: 18, namely:
CompilerImplementations
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