Implementation notes: amd64, r24000, crypto_kem/sikep751

Computer: r24000
Architecture: amd64
CPU ID: GenuineIntel-000906ea-bfebfbff
SUPERCOP version: 20221019
Operation: crypto_kem
Primitive: sikep751
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
83634808119208 0 0139693 812 1744T:mulxadxclang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2022101520221005
83997517100874 0 0122061 812 1744T:mulxadxclang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2022101520221005
84017381100874 0 0122061 812 1744T:mulxadxclang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2022101520221005
84018300101178 0 0122237 812 1744T:mulxadxclang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2022101520221005
8414041546626 0 065695 804 1744T:mulxadxclang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2022101520221005
8546689639870 0 060224 812 1776T:mulxadxgcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2022101520221005
8552029171529 0 094512 812 1776T:mulxadxgcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2022101520221005
8665345337610 0 057832 812 1776T:mulxadxgcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2022101520221005
8717005832342 0 051608 804 1744T:mulxadxgcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2022101520221005
89825165118575 0 0139053 812 1744T:mulxclang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2022101520221005
90157993100241 0 0121421 812 1744T:mulxclang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2022101520221005
9017004745993 0 065055 804 1744T:mulxclang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2022101520221005
90508477100545 0 0121597 812 1744T:mulxclang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2022101520221005
90824026100241 0 0121421 812 1744T:mulxclang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2022101520221005
9207469339237 0 059600 812 1776T:mulxgcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2022101520221005
9218009236977 0 057192 812 1776T:mulxgcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2022101520221005
9270247270896 0 093888 812 1776T:mulxgcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2022101520221005
9338353231709 0 050984 804 1744T:mulxgcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2022101520221005
109367046118836 0 0139325 812 1744T:amd64asmclang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2022101520221005
110376243100502 0 0121693 812 1744T:amd64asmclang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2022101520221005
110498808100502 0 0121693 812 1744T:amd64asmclang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2022101520221005
11056500446254 0 065327 804 1744T:amd64asmclang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2022101520221005
11059234371157 0 094144 812 1776T:amd64asmgcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2022101520221005
11074005939498 0 059856 812 1776T:amd64asmgcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2022101520221005
110807776100806 0 0121869 812 1744T:amd64asmclang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2022101520221005
11214671837238 0 057464 812 1776T:amd64asmgcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2022101520221005
11220718731970 0 051240 804 1744T:amd64asmgcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2022101520221005
950380925120932 0 0141453 812 1744T:amd64clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2022101520221005
952331021103120 0 0124213 812 1744T:amd64clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2022101520221005
962972646105080 0 0126357 812 1744T:amd64clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2022101520221005
963935055105080 0 0126357 812 1744T:amd64clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2022101520221005
1051800874133385 0 0156376 812 1776T:amd64gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2022101520221005
115110223045552 0 064631 804 1744T:amd64clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2022101520221005
117415268437680 0 057904 812 1776T:amd64gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2022101520221005
117767501339614 0 059976 812 1776T:amd64gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2022101520221005
212646143726262 0 045544 804 1744T:amd64gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2022101520221005
1166053371968653 1136 0322463 2684 1776T:refgcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2022101520221005
1166328766654324 1088 0303152 2644 1744T:refclang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2022101520221005
1166408471637275 1136 0287303 2676 1744T:refgcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2022101520221005
1166893847454324 1088 0303152 2644 1744T:refclang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2022101520221005
1167484077561190 1088 0309920 2644 1744T:refclang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2022101520221005
1168794030435548 1088 0281730 2636 1744T:refclang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2022101520221005
1171425398041117 1136 0292279 2684 1776T:refgcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2022101520221005
1174455821843358 1088 0292104 2644 1744T:refclang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2022101520221005
1177490307641066 1136 0292031 2684 1776T:refgcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2022101520221005

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