Implementation notes: amd64, comet, crypto_kem/ntskem1264

Computer: comet
Microarchitecture: amd64; Comet Lake (806ec)
Architecture: amd64
CPU ID: GenuineIntel-000806ec-bfebfbff
SUPERCOP version: 20240625
Operation: crypto_kem
Primitive: ntskem1264
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
36929498444 6228 16119203 7132 1728T:avx2clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071120240625
40852092992 6228 16113867 7132 1728T:sse2clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071120240625
416495163781 6228 16184075 7132 1824T:sse2clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071120240625
432634113496 6228 16133758 7076 1792T:avx2gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024071120240625
44516266934 6228 1685334 7076 1792T:avx2gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024071120240625
46185162391 6228 1680953 7124 1824T:avx2clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071120240625
46410065158 6228 1682990 7076 1792T:avx2gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024071120240625
48157784871 6228 16102731 7132 1728T:avx2clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071120240625
48268958006 6228 1676569 7124 1824T:sse2clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071120240625
55615160305 6228 1677141 7068 1760T:avx2gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024071120240625
55752680066 6228 1697971 7132 1728T:sse2clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071120240625
562033141768 6228 16163635 7132 1824T:optclang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071120240625
580691150971 6228 16171123 7132 1728T:sse2clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071120240625
640295101245 6228 16123126 7076 1792T:optgcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024071120240625
67511191202 6228 16113651 7132 1728T:optclang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071120240625
69659956088 6228 1676158 7076 1792T:optgcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024071120240625
70853953374 6228 1673369 7124 1824T:optclang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071120240625
724553145497 6228 16167003 7132 1728T:optclang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071120240625
74441753881 6228 1673358 7076 1792T:optgcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024071120240625
77171549696 6228 1667917 7068 1760T:optgcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024071120240625
81815675587 6228 1695003 7132 1728T:optclang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071120240625
595139352754 76 1675555 972 1728T:refclang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071120240625
600866863869 76 1685750 900 1792T:refgcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024071120240625
602738938066 76 1659979 972 1728T:refclang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071120240625
618241758380 76 1681251 972 1824T:refclang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071120240625
669750224737 76 1644702 900 1792T:refgcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024071120240625
681457729161 76 1648555 972 1728T:refclang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071120240625
709977522650 76 1642865 964 1824T:refclang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071120240625
728852422358 76 1641774 900 1792T:refgcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024071120240625
753902519046 76 1637253 892 1760T:refgcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024071120240625

Test failure


error 111

Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:avx2clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6)

Compiler output


bitslice_fft_256.c: bitslice_fft_256.c:87:25: error: always_inline function '_mm256_set_epi64x' requires target feature 'avx', but would be inlined into function 'bitslice_butterflies12_256' that is compiled without support for 'avx'
bitslice_fft_256.c:             out[i][b] = _mm256_set_epi64x(-((in[0][b] >> reversal[4*i+3]) & 1),
bitslice_fft_256.c:                         ^
bitslice_fft_256.c: bitslice_fft_256.c:87:25: 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:99:22: error: '__builtin_ia32_pshufd256' needs target feature avx2
bitslice_fft_256.c:                 vb = _mm256_shuffle_epi32(tmp[b], _MM_SHUFFLE(3, 2, 3, 2));
bitslice_fft_256.c:                      ^
bitslice_fft_256.c: /usr/lib/llvm-14/lib/clang/14.0.6/include/avx2intrin.h:470:13: note: expanded from macro '_mm256_shuffle_epi32'
bitslice_fft_256.c:   ((__m256i)__builtin_ia32_pshufd256((__v8si)(__m256i)(a), (int)(imm)))
bitslice_fft_256.c:             ^
bitslice_fft_256.c: bitslice_fft_256.c:100:22: error: '__builtin_ia32_pslldqi256_byteshift' needs target feature avx2
bitslice_fft_256.c:                 va = _mm256_slli_si256(out[k][b], 8);
bitslice_fft_256.c:                      ^
bitslice_fft_256.c: /usr/lib/llvm-14/lib/clang/14.0.6/include/avx2intrin.h:497:13: note: expanded from macro '_mm256_slli_si256'
bitslice_fft_256.c:   ((__m256i)__builtin_ia32_pslldqi256_byteshift((__v4di)(__m256i)(a), (int)(imm)))
bitslice_fft_256.c:             ^
bitslice_fft_256.c: bitslice_fft_256.c:101:22: error: always_inline function '_mm256_xor_si256' requires target feature 'avx2', but would be inlined into function 'bitslice_butterflies12_256' that is compiled without support for 'avx2'
bitslice_fft_256.c:                 vb = _mm256_xor_si256(va, vb);
bitslice_fft_256.c:                      ^
bitslice_fft_256.c: bitslice_fft_256.c:101:22: error: AVX vector argument of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
bitslice_fft_256.c: bitslice_fft_256.c:102:29: error: always_inline function '_mm256_xor_si256' requires target feature 'avx2', but would be inlined into function 'bitslice_butterflies12_256' that is compiled without support for 'avx2'
bitslice_fft_256.c:                 out[k][b] = _mm256_xor_si256(out[k][b], vb);
bitslice_fft_256.c:                             ^
bitslice_fft_256.c: bitslice_fft_256.c:102:29: error: AVX vector argument of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
bitslice_fft_256.c: bitslice_fft_256.c:112:22: error: always_inline function '_mm256_set_epi64x' requires target feature 'avx', but would be inlined into function 'bitslice_butterflies12_256' that is compiled without support for 'avx'
bitslice_fft_256.c: ...

Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:avx2clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6)

Compiler output


m4r.c: m4r.c: In function 'zero_vector':
m4r.c: m4r.c:85:20: error: incompatible types when assigning to type 'vector' {aka '__m128i'} from type '__m256i'
m4r.c:    85 |         *vec_ptr = _mm256_setzero_si256(); vec_ptr++;
m4r.c:       |                    ^~~~~~~~~~~~~~~~~~~~
m4r.c: m4r.c:86:20: error: incompatible types when assigning to type 'vector' {aka '__m128i'} from type '__m256i'
m4r.c:    86 |         *vec_ptr = _mm256_setzero_si256(); vec_ptr++;
m4r.c:       |                    ^~~~~~~~~~~~~~~~~~~~
m4r.c: m4r.c: In function '_m4ri_make_table_rev':
m4r.c: m4r.c:147:12: error: incompatible types when assigning to type 'vector' {aka '__m128i'} from type '__m256i'
m4r.c:   147 |     mask = _mm256_set_epi64x(v[3], v[2], v[1], v[0]);
m4r.c:       |            ^~~~~~~~~~~~~~~~~
m4r.c: m4r.c:196:46: error: incompatible type for argument 1 of '_mm256_and_si256'
m4r.c:   196 |     S_ptr[nblocks-1] = _mm256_and_si256(S_ptr[nblocks-1], mask);
m4r.c:       |                                         ~~~~~^~~~~~~~~~~
m4r.c:       |                                              |
m4r.c:       |                                              vector {aka __m128i}
m4r.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/12/include/immintrin.h:47,
m4r.c:                  from bits.h:28,
m4r.c:                  from m4r.c:26:
m4r.c: /usr/lib/gcc/x86_64-linux-gnu/12/include/avx2intrin.h:179:27: note: expected '__m256i' but argument is of type 'vector' {aka '__m128i'}
m4r.c:   179 | _mm256_and_si256 (__m256i __A, __m256i __B)
m4r.c:       |                   ~~~~~~~~^~~
m4r.c: m4r.c:196:59: error: incompatible type for argument 2 of '_mm256_and_si256'
m4r.c:   196 |     S_ptr[nblocks-1] = _mm256_and_si256(S_ptr[nblocks-1], mask);
m4r.c:       |                                                           ^~~~
m4r.c: ...

Number of similar (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
T:sse2gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0)
T:sse2gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0)
T:sse2gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0)
T:sse2gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0)