Implementation notes: amd64, titan0, crypto_sign/dilithium2

Computer: titan0
Architecture: amd64
CPU ID: GenuineIntel-000306c3-bfebfbff
SUPERCOP version: 20210604
Operation: crypto_sign
Primitive: dilithium2
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
44081462672 64 083561 884 1768avx2gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021012520210125
44341789617 64 0113521 884 1768avx2gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021012520210125
44613461583 64 082233 884 1768avx2gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021012520210125
44839659802 64 079513 876 1736avx2gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021012520210125
48471078970 64 0102083 900 1736avx2clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021012520210125
48509778970 64 0102083 900 1736avx2clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021012520210125
48665695570 64 0118763 900 1736avx2clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021012520210125
49094663109 64 081921 892 1736avx2clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021012520210125
174186635415 0 057739 828 1736refclang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021012520210125
182052838471 0 061699 828 1736refclang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021012520210125
183914442213 0 066089 812 1768refgcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021012520210125
190577420464 0 041281 812 1768refgcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021012520210125
197785831467 0 054659 828 1736refclang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021012520210125
198565931467 0 054659 828 1736refclang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021012520210125
202953819763 0 040353 812 1768refgcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021012520210125
203585618493 0 038097 804 1736refgcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021012520210125
206074819283 0 038193 820 1736refclang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021012520210125

Compiler output

Implementation: avx2
Security model: constbranchindex
Compiler: clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE
fips202x4.c: fips202x4.c:22:12: error: always_inline function '_mm256_setzero_si256' requires target feature 'sse4.2', but would be inlined into function 'keccakx4_absorb_once' that is compiled without support for 'sse4.2'
fips202x4.c: s[i] = _mm256_setzero_si256();
fips202x4.c: ^
fips202x4.c: fips202x4.c:24:9: error: always_inline function '_mm256_set_epi64x' requires target feature 'sse4.2', but would be inlined into function 'keccakx4_absorb_once' that is compiled without support for 'sse4.2'
fips202x4.c: idx = _mm256_set_epi64x((long long)in3, (long long)in2, (long long)in1, (long long)in0);
fips202x4.c: ^
fips202x4.c: fips202x4.c:27:11: error: '__builtin_ia32_gatherq_q256' needs target feature avx2
fips202x4.c: t = _mm256_i64gather_epi64((long long *)pos, idx, 1);
fips202x4.c: ^
fips202x4.c: /usr/lib/llvm-6.0/lib/clang/6.0.0/include/avx2intrin.h:1301:12: note: expanded from macro '_mm256_i64gather_epi64'
fips202x4.c: (__m256i)__builtin_ia32_gatherq_q256((__v4di)_mm256_undefined_si256(), \
fips202x4.c: ^
fips202x4.c: fips202x4.c:27:11: error: always_inline function '_mm256_undefined_si256' requires target feature 'sse4.2', but would be inlined into function 'keccakx4_absorb_once' that is compiled without support for 'sse4.2'
fips202x4.c: /usr/lib/llvm-6.0/lib/clang/6.0.0/include/avx2intrin.h:1301:48: note: expanded from macro '_mm256_i64gather_epi64'
fips202x4.c: (__m256i)__builtin_ia32_gatherq_q256((__v4di)_mm256_undefined_si256(), \
fips202x4.c: ^
fips202x4.c: fips202x4.c:27:11: error: always_inline function '_mm256_set1_epi64x' requires target feature 'sse4.2', but would be inlined into function 'keccakx4_absorb_once' that is compiled without support for 'sse4.2'
fips202x4.c: /usr/lib/llvm-6.0/lib/clang/6.0.0/include/avx2intrin.h:1304:48: note: expanded from macro '_mm256_i64gather_epi64'
fips202x4.c: (__v4di)_mm256_set1_epi64x(-1), (s)); })
fips202x4.c: ^
fips202x4.c: fips202x4.c:28:14: error: always_inline function '_mm256_xor_si256' requires target feature 'avx2', but would be inlined into function 'keccakx4_absorb_once' that is compiled without support for 'avx2'
fips202x4.c: s[i] = _mm256_xor_si256(s[i], t);
fips202x4.c: ^
fips202x4.c: fips202x4.c:37:9: error: '__builtin_ia32_gatherq_q256' needs target feature avx2
fips202x4.c: t = _mm256_i64gather_epi64((long long *)pos, idx, 1);
fips202x4.c: ...

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