Implementation notes: amd64, margaux, crypto_kem/ntskem1380

Computer: margaux
Microarchitecture: amd64; Core 2 65nm (6fb)
Architecture: amd64
CPU ID: GenuineIntel-000006fb-bfebfbff
SUPERCOP version: 20240425
Operation: crypto_kem
Primitive: ntskem1380
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
177779392475 84 16110101 980 1728T:sse2clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2024051220240425
1796782171866 84 16190525 980 1728T:sse2clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2024051220240425
191249271893 84 1687567 972 1728T:sse2clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2024051220240425
211582198495 84 16115029 980 1728T:sse2clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2024051220240425
2474969158768 84 16178917 980 1728T:optclang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2024051220240425
2508257159397 84 16179301 980 1728T:optclang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2024051220240425
256904388220 84 16107357 980 1728T:optclang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2024051220240425
259267764932 84 1682167 972 1728T:optclang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2024051220240425
274620271864 84 1690631 956 1792T:optgcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2024051220240425
278161391481 84 16111375 956 1792T:optgcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2024051220240425
281949492112 84 16110189 980 1728T:optclang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2024051220240425
289348369162 84 1687279 956 1792T:optgcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2024051220240425
424731064834 84 1681694 948 1760T:optgcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2024051220240425
1980398629742 76 1647741 964 1728T:refclang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2024051220240425
2012541233499 76 1653383 924 1792T:refgcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2024051220240425
2147673839072 76 1659525 964 1728T:refclang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2024051220240425
2160904937609 76 1656965 964 1728T:refclang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2024051220240425
2214382939008 76 1659269 964 1728T:refclang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2024051220240425
2242377526745 76 1645487 924 1792T:refgcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2024051220240425
2306970324088 76 1642127 924 1792T:refgcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2024051220240425
2329115322605 76 1639815 956 1728T:refclang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2024051220240425
2520095621163 76 1638078 916 1760T:refgcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2024051220240425

Compiler output

Implementation: T:avx2
Security model: timingleaks
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE
bitslice_fft_256.c: bitslice_fft_256.c:99:25: error: always_inline function '_mm256_set_epi64x' requires target feature 'avx', but would be inlined into function 'bitslice_butterflies13_256' that is compiled without support for 'avx'
bitslice_fft_256.c: out[j][i] = _mm256_set_epi64x(-v3, -v2, -v1, -v0);
bitslice_fft_256.c: ^
bitslice_fft_256.c: bitslice_fft_256.c:99:25: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
bitslice_fft_256.c: bitslice_fft_256.c:112:20: error: '__builtin_ia32_permdi256' needs target feature avx2
bitslice_fft_256.c: t[0] = _mm256_permute4x64_epi64(out[ j ][b], 0xD8);
bitslice_fft_256.c: ^
bitslice_fft_256.c: /usr/lib/llvm-14/lib/clang/14.0.0/include/avx2intrin.h:818:13: note: expanded from macro '_mm256_permute4x64_epi64'
bitslice_fft_256.c: ((__m256i)__builtin_ia32_permdi256((__v4di)(__m256i)(V), (int)(M)))
bitslice_fft_256.c: ^
bitslice_fft_256.c: bitslice_fft_256.c:113:20: error: '__builtin_ia32_permdi256' needs target feature avx2
bitslice_fft_256.c: t[1] = _mm256_permute4x64_epi64(out[j+1][b], 0xD8);
bitslice_fft_256.c: ^
bitslice_fft_256.c: /usr/lib/llvm-14/lib/clang/14.0.0/include/avx2intrin.h:818:13: note: expanded from macro '_mm256_permute4x64_epi64'
bitslice_fft_256.c: ((__m256i)__builtin_ia32_permdi256((__v4di)(__m256i)(V), (int)(M)))
bitslice_fft_256.c: ^
bitslice_fft_256.c: bitslice_fft_256.c:114:20: error: '__builtin_ia32_permti256' needs target feature avx2
bitslice_fft_256.c: v[b] = _mm256_permute2x128_si256(t[0], t[1], 0x20);
bitslice_fft_256.c: ^
bitslice_fft_256.c: /usr/lib/llvm-14/lib/clang/14.0.0/include/avx2intrin.h:821:13: note: expanded from macro '_mm256_permute2x128_si256'
bitslice_fft_256.c: ((__m256i)__builtin_ia32_permti256((__m256i)(V1), (__m256i)(V2), (int)(M)))
bitslice_fft_256.c: ^
bitslice_fft_256.c: bitslice_fft_256.c:115:20: error: '__builtin_ia32_permti256' needs target feature avx2
bitslice_fft_256.c: u[b] = _mm256_permute2x128_si256(t[0], t[1], 0x31);
bitslice_fft_256.c: ^
bitslice_fft_256.c: ...

Number of similar (compiler,implementation) pairs: 4, namely:
CompilerImplementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:avx2
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:avx2
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:avx2
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:avx2

Compiler output

Implementation: T:avx2
Security model: timingleaks
Compiler: clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE
bitslice_bma_128.c: bitslice_bma_128.c:92:12: error: always_inline function '_mm_shuffle_epi8' requires target feature 'ssse3', but would be inlined into function 'bit_reverse' that is compiled without support for 'ssse3'
bitslice_bma_128.c: return _mm_shuffle_epi8(x, _mm_set_epi8(0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15));
bitslice_bma_128.c: ^
bitslice_bma_128.c: 1 error generated.

Number of similar (compiler,implementation) pairs: 2, namely:
CompilerImplementations
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:avx2 T:sse2

Compiler output

Implementation: T:avx2
Security model: timingleaks
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE
bitslice_fft_256.c: bitslice_fft_256.c: In function 'bitslice_butterflies13_256':
bitslice_fft_256.c: bitslice_fft_256.c:99:23: warning: AVX vector return without AVX enabled changes the ABI [-Wpsabi]
bitslice_fft_256.c: 99 | out[j][i] = _mm256_set_epi64x(-v3, -v2, -v1, -v0);
bitslice_fft_256.c: | ~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
bitslice_fft_256.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/11/include/immintrin.h:43,
bitslice_fft_256.c: from bitslice_fft_256.h:21,
bitslice_fft_256.c: from bitslice_fft_256.c:18:
bitslice_fft_256.c: /usr/lib/gcc/x86_64-linux-gnu/11/include/avxintrin.h:1303:1: error: inlining failed in call to 'always_inline' '_mm256_set_epi64x': target specific option mismatch
bitslice_fft_256.c: 1303 | _mm256_set_epi64x (long long __A, long long __B, long long __C,
bitslice_fft_256.c: | ^~~~~~~~~~~~~~~~~
bitslice_fft_256.c: bitslice_fft_256.c:99:25: note: called from here
bitslice_fft_256.c: 99 | out[j][i] = _mm256_set_epi64x(-v3, -v2, -v1, -v0);
bitslice_fft_256.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
bitslice_fft_256.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/11/include/immintrin.h:47,
bitslice_fft_256.c: from bitslice_fft_256.h:21,
bitslice_fft_256.c: from bitslice_fft_256.c:18:
bitslice_fft_256.c: /usr/lib/gcc/x86_64-linux-gnu/11/include/avx2intrin.h:1084:1: error: inlining failed in call to 'always_inline' '_mm256_permute2x128_si256': target specific option mismatch
bitslice_fft_256.c: 1084 | _mm256_permute2x128_si256 (__m256i __X, __m256i __Y, const int __M)
bitslice_fft_256.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~
bitslice_fft_256.c: bitslice_fft_256.c:115:20: note: called from here
bitslice_fft_256.c: 115 | u[b] = _mm256_permute2x128_si256(t[0], t[1], 0x31);
bitslice_fft_256.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
bitslice_fft_256.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/11/include/immintrin.h:47,
bitslice_fft_256.c: from bitslice_fft_256.h:21,
bitslice_fft_256.c: from bitslice_fft_256.c:18:
bitslice_fft_256.c: ...

Number of similar (compiler,implementation) pairs: 4, namely:
CompilerImplementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE T:avx2
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE T:avx2
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE T:avx2
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE T:avx2

Compiler output

Implementation: T:sse2
Security model: timingleaks
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE
nts_kem.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/11/include/immintrin.h:39,
nts_kem.c: from ff.h:18,
nts_kem.c: from nts_kem.c:18:
nts_kem.c: nts_kem.c: In function 'create_matrix_G':
nts_kem.c: /usr/lib/gcc/x86_64-linux-gnu/11/include/smmintrin.h:455:1: error: inlining failed in call to 'always_inline' '_mm_extract_epi64': target specific option mismatch
nts_kem.c: 455 | _mm_extract_epi64 (__m128i __X, const int __N)
nts_kem.c: | ^~~~~~~~~~~~~~~~~
nts_kem.c: nts_kem.c:859:57: note: called from here
nts_kem.c: 859 | v[i >> 6] |= (((_mm_extract_epi64(vh[l >> 7][j], 1) & (1ULL << (l & 63))) >> (l & 63)) << (i & 63));
nts_kem.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
nts_kem.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/11/include/immintrin.h:39,
nts_kem.c: from ff.h:18,
nts_kem.c: from nts_kem.c:18:
nts_kem.c: /usr/lib/gcc/x86_64-linux-gnu/11/include/smmintrin.h:455:1: error: inlining failed in call to 'always_inline' '_mm_extract_epi64': target specific option mismatch
nts_kem.c: 455 | _mm_extract_epi64 (__m128i __X, const int __N)
nts_kem.c: | ^~~~~~~~~~~~~~~~~
nts_kem.c: nts_kem.c:862:57: note: called from here
nts_kem.c: 862 | v[i >> 6] |= (((_mm_extract_epi64(vh[l >> 7][j], 0) & (1ULL << (l & 63))) >> (l & 63)) << (i & 63));
nts_kem.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
nts_kem.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/11/include/immintrin.h:39,
nts_kem.c: from ff.h:18,
nts_kem.c: from nts_kem.c:18:
nts_kem.c: /usr/lib/gcc/x86_64-linux-gnu/11/include/smmintrin.h:455:1: error: inlining failed in call to 'always_inline' '_mm_extract_epi64': target specific option mismatch
nts_kem.c: 455 | _mm_extract_epi64 (__m128i __X, const int __N)
nts_kem.c: | ^~~~~~~~~~~~~~~~~
nts_kem.c: ...

Number of similar (compiler,implementation) pairs: 4, namely:
CompilerImplementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE T:sse2
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE T:sse2
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE T:sse2
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE T:sse2