Implementation notes: amd64, titan0, crypto_sign/luov863256

Computer: titan0
Microarchitecture: amd64; Haswell+AES (306c3)
Architecture: amd64
CPU ID: GenuineIntel-000306c3-bfebfbff
SUPERCOP version: 20240625
Operation: crypto_sign
Primitive: luov863256

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
6712097	33248 32768 0	64840 33612 1792	`T:avx2`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
6758234	65534 0 0	97269 900 1760	`T:avx2`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
6776867	53479 0 0	81205 900 1728	`T:avx2`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
6791913	48878 0 0	78421 884 1792	`T:avx2`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
6797825	20456 32768 0	49992 33612 1792	`T:avx2`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
6803559	19933 32768 0	49128 33612 1792	`T:avx2`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
6914722	64179 0 0	95325 900 1760	`T:avx2`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
6987782	15233 32768 0	43408 33604 1760	`T:avx2`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
12002449	555438 0 0	54708 900 1760	`T:portable`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
12214700	554565 0 0	52724 900 1760	`T:portable`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
12627779	556587 0 0	53927 836 1792	`T:portable`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
12867900	555253 0 0	52740 900 1728	`T:portable`	`clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
13387377	549444 0 0	46748 900 1728	`T:portable`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
13434268	547300 0 0	45876 884 1792	`T:portable`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
13544201	551767 0 0	49023 836 1792	`T:portable`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
14492737	550157 0 0	47215 836 1792	`T:portable`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
15506481	548014 0 0	44967 828 1760	`T:portable`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
93044960	415418 36 0	174900 900 1760	`T:ref`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
93651545	416486 36 0	177012 900 1760	`T:ref`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
96517587	416157 36 0	174932 900 1728	`T:ref`	`clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
97029378	416465 36 0	175559 836 1792	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
97390787	412445 36 0	172263 836 1792	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
98702015	411620 36 0	171103 836 1792	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
99211972	410288 36 0	170012 900 1728	`T:ref`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
99936059	408184 36 0	169276 884 1792	`T:ref`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
104206066	409362 36 0	169039 828 1760	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625

Compiler output

LUOV.c: LUOV.c:1156:10: warning: unused function 'read_uint64_t' [-Wunused-function]
LUOV.c: uint64_t read_uint64_t(const unsigned char *data){
LUOV.c:          ^
LUOV.c: 1 warning generated.
keccakrng.c: keccakrng.c:71:24: warning: unused function 'rotl' [-Wunused-function]
keccakrng.c: static inline uint64_t rotl(const uint64_t x, int k) {
keccakrng.c:                        ^
keccakrng.c: 1 warning generated.

Number of similar (implementation,compiler) pairs: 4, namely:

Implementation	Compiler
`T:avx2`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`T:avx2`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`T:avx2`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`T:avx2`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`

Compiler output

LUOV.c: LUOV.c:38:19: error: '__builtin_ia32_permdi256' needs target feature avx2
LUOV.c:                         __m256i rrrr = _mm256_permute4x64_epi64(_mm256_loadu_si256((__m256i *)&Q1[col++]),0);
LUOV.c:                                        ^
LUOV.c: /usr/lib/llvm-14/lib/clang/14.0.0/include/avx2intrin.h:818:13: note: expanded from macro '_mm256_permute4x64_epi64'
LUOV.c:   ((__m256i)__builtin_ia32_permdi256((__v4di)(__m256i)(V), (int)(M)))
LUOV.c:             ^
LUOV.c: LUOV.c:38:44: error: always_inline function '_mm256_loadu_si256' requires target feature 'avx', but would be inlined into function 'calculateQ2' that is compiled without support for 'avx'
LUOV.c:                         __m256i rrrr = _mm256_permute4x64_epi64(_mm256_loadu_si256((__m256i *)&Q1[col++]),0);
LUOV.c:                                                                 ^
LUOV.c: LUOV.c:38:44: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
LUOV.c: LUOV.c:43:69: error: always_inline function '_mm256_setzero_pd' requires target feature 'avx', but would be inlined into function 'calculateQ2' that is compiled without support for 'avx'
LUOV.c:                                 *((__m256i *)&TempMat[i][k*8+4]) ^=  (__m256i) _mm256_blendv_pd(_mm256_setzero_pd(),(__m256d) rrrr,(__m256d)TJ);
LUOV.c:                                                                                                 ^
LUOV.c: LUOV.c:43:69: error: AVX vector return of type '__m256d' (vector of 4 'double' values) without 'avx' enabled changes the ABI
LUOV.c: LUOV.c:43:52: error: always_inline function '_mm256_blendv_pd' requires target feature 'avx', but would be inlined into function 'calculateQ2' that is compiled without support for 'avx'
LUOV.c:                                 *((__m256i *)&TempMat[i][k*8+4]) ^=  (__m256i) _mm256_blendv_pd(_mm256_setzero_pd(),(__m256d) rrrr,(__m256d)TJ);
LUOV.c:                                                                                ^
LUOV.c: LUOV.c:43:52: error: AVX vector argument of type '__m256d' (vector of 4 'double' values) without 'avx' enabled changes the ABI
LUOV.c: LUOV.c:44:10: error: always_inline function '_mm256_slli_epi64' requires target feature 'avx2', but would be inlined into function 'calculateQ2' that is compiled without support for 'avx2'
LUOV.c:                                 TJ = _mm256_slli_epi64(TJ,4);
LUOV.c:                                      ^
LUOV.c: LUOV.c:44:10: error: AVX vector argument of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
LUOV.c: LUOV.c:46:66: error: always_inline function '_mm256_setzero_pd' requires target feature 'avx', but would be inlined into function 'calculateQ2' that is compiled without support for 'avx'
LUOV.c:                                 *((__m256i *)&TempMat[i][k*8]) ^= (__m256i) _mm256_blendv_pd(_mm256_setzero_pd(),(__m256d) rrrr,(__m256d)TJ);
LUOV.c:                                                                                              ^
LUOV.c: ...

Number of similar (implementation,compiler) pairs: 1, namely:

Implementation	Compiler
`T:avx2`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`

Compiler output

F64Field.c: F64Field.c: In function 'f64addInPlace':
F64Field.c: F64Field.c:43:11: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
F64Field.c:    43 |         *((uint64_t *) a->coef) ^= *((uint64_t *) b->coef);
F64Field.c:       |          ~^~~~~~~~~~~~~~~~~~~~~
F64Field.c: F64Field.c:43:38: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
F64Field.c:    43 |         *((uint64_t *) a->coef) ^= *((uint64_t *) b->coef);
F64Field.c:       |                                     ~^~~~~~~~~~~~~~~~~~~~~
F80Field.c: F80Field.c: In function 'f80addInPlace':
F80Field.c: F80Field.c:55:11: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
F80Field.c:    55 |         *((uint64_t *) a->coef) ^= *((uint64_t *) b->coef);
F80Field.c:       |          ~^~~~~~~~~~~~~~~~~~~~~
F80Field.c: F80Field.c:55:38: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
F80Field.c:    55 |         *((uint64_t *) a->coef) ^= *((uint64_t *) b->coef);
F80Field.c:       |                                     ~^~~~~~~~~~~~~~~~~~~~~

Number of similar (implementation,compiler) pairs: 3, namely:

Implementation	Compiler
`T:portable`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`
`T:portable`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`
`T:portable`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`