Implementation notes: amd64, cubi10, crypto_sign/luov863256

Computer: cubi10
Microarchitecture: amd64; Comet Lake (806ec)
Architecture: amd64
CPU ID: GenuineIntel-000806ec-bfebfbff
SUPERCOP version: 20240625
Operation: crypto_sign
Primitive: luov863256

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
6016615	35303 32768 0	66307 33588 1784	`T:avx2`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240701	20240625
6026187	67789 0 0	98221 852 1752	`T:avx2`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240701	20240625
6027586	64669 0 0	94605 852 1752	`T:avx2`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240701	20240625
6048001	20269 32768 0	49363 33588 1784	`T:avx2`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240701	20240625
6059686	48625 0 0	76781 836 1720	`T:avx2`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240701	20240625
6108132	19388 32768 0	48019 33588 1784	`T:avx2`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240701	20240625
6249780	14094 32768 0	41739 33580 1752	`T:avx2`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240701	20240625
6631165	49687 0 0	77845 836 1720	`T:avx2`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240701	20240625
10912112	555045 0 0	51932 852 1752	`T:portable`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240701	20240625
10973769	555652 0 0	53196 852 1752	`T:portable`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240701	20240625
11393088	554845 0 0	51660 852 1720	`T:portable`	`clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240701	20240625
11414165	555254 0 0	52842 812 1784	`T:portable`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240701	20240625
12200522	547286 0 0	44540 836 1720	`T:portable`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240701	20240625
12258195	549956 0 0	47690 812 1784	`T:portable`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240701	20240625
13161575	548329 0 0	45826 812 1784	`T:portable`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240701	20240625
13776055	545996 0 0	43418 804 1752	`T:portable`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240701	20240625
18247648	548441 0 0	45580 836 1720	`T:portable`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240701	20240625
98770828	415624 36 0	174036 852 1752	`T:ref`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240701	20240625
99361494	417068 36 0	175940 852 1752	`T:ref`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240701	20240625
100564480	410778 36 0	170994 812 1784	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240701	20240625
101931740	414924 36 0	174146 812 1784	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240701	20240625
102876218	416397 36 0	174492 852 1720	`T:ref`	`clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240701	20240625
104582660	408180 36 0	168004 836 1720	`T:ref`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240701	20240625
105547691	409775 36 0	169770 812 1784	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240701	20240625
108104239	409223 36 0	169036 836 1720	`T:ref`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240701	20240625
110403422	407376 36 0	167490 804 1752	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240701	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 (Debian_Clang_11.0.1)`
`T:avx2`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:avx2`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:avx2`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`

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-11/lib/clang/11.0.1/include/avx2intrin.h:818:12: 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 (Debian_Clang_11.0.1)`

Compiler output

F64Field.c: F64Field.c: In function 'f64addInPlace':
F64Field.c: F64Field.c:43:4: 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:43:31: 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:55:4: 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:55:31: 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 (10.2.1_20210110)`
`T:portable`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:portable`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`