Implementation notes: amd64, samba, crypto_kem/ntruhps2048509

Computer: samba
Architecture: amd64
CPU ID: GenuineIntel-000506e3-bfebfbff
SUPERCOP version: 20210604
Operation: crypto_kem
Primitive: ntruhps2048509
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
6362783784 25984 0143200 26812 1776avx2gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021011920210114
6442391373 25984 0150111 26812 1744avx2clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021011920210114
6483385481 25984 0144143 26812 1744avx2clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021011920210114
6607785481 25984 0144143 26812 1744avx2clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021011920210114
8052874223 25984 0130712 26812 1776avx2gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021011920210114
8215573293 25984 0128245 26804 1744avx2clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021011920210114
8590874419 25984 0130624 26812 1776avx2gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021011920210114
8910273025 25984 0128328 26804 1744avx2gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021011920210114
179541323099 0 081511 820 1744refclang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021011920210114
179838723099 0 081511 820 1744refclang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021011920210114
181614829273 0 087719 820 1744refclang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021011920210114
188467926855 0 084839 820 1744refclang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021011920210114
20723216086 0 060989 812 1744refclang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021011920210114
229225321599 0 081018 828 1776refgcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021011920210114
23202527240 0 063720 820 1776refgcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021011920210114
52540156468 0 061664 812 1744refgcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021011920210114
52584137171 0 063312 820 1776refgcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021011920210114

Compiler output

Implementation: avx2
Security model: constbranchindex
Compiler: clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE
poly_r2_inv.c: poly_r2_inv.c:19:14: error: always_inline function '_pext_u64' requires target feature 'bmi2', but would be inlined into function 'crypto_kem_ntruhps2048509_avx2_constbranchindex_poly_R2_tobytes' that is compiled without support for 'bmi2'
poly_r2_inv.c: out[i] = _pext_u64(coeff_pointer[2*i], 0x1000100010001);
poly_r2_inv.c: ^
poly_r2_inv.c: poly_r2_inv.c:20:15: error: always_inline function '_pext_u64' requires target feature 'bmi2', but would be inlined into function 'crypto_kem_ntruhps2048509_avx2_constbranchindex_poly_R2_tobytes' that is compiled without support for 'bmi2'
poly_r2_inv.c: out[i] |= _pext_u64(coeff_pointer[2*i+1], 0x1000100010001) << 4;
poly_r2_inv.c: ^
poly_r2_inv.c: poly_r2_inv.c:22:12: error: always_inline function '_pext_u64' requires target feature 'bmi2', but would be inlined into function 'crypto_kem_ntruhps2048509_avx2_constbranchindex_poly_R2_tobytes' that is compiled without support for 'bmi2'
poly_r2_inv.c: out[i] = _pext_u64(coeff_pointer[2*63], 0x1000100010001);
poly_r2_inv.c: ^
poly_r2_inv.c: poly_r2_inv.c:23:13: error: always_inline function '_pext_u64' requires target feature 'bmi2', but would be inlined into function 'crypto_kem_ntruhps2048509_avx2_constbranchindex_poly_R2_tobytes' that is compiled without support for 'bmi2'
poly_r2_inv.c: out[i] |= _pext_u64(coeff_pointer[2*63+1], 0x1) << 4;
poly_r2_inv.c: ^
poly_r2_inv.c: 4 errors generated.

Number of similar (compiler,implementation) pairs: 1, namely:
CompilerImplementations
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE avx2