Implementation notes: amd64, rome0, crypto_sign/luov8117404

Computer: rome0
Microarchitecture: amd64; Zen 2 (830f10)
Architecture: amd64
CPU ID: AuthenticAMD-00830f10-178bfbff
SUPERCOP version: 20240716
Operation: crypto_sign
Primitive: luov8117404

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
50057789	56673 0 0	85709 852 1752	`T:avx2`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
50106795	63201 0 0	92373 852 1752	`T:avx2`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
50219289	21871 32768 0	51179 33588 1784	`T:avx2`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
50220613	50981 0 0	79261 836 1720	`T:avx2`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
50261102	28959 32768 0	59979 33588 1784	`T:avx2`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
50423925	20468 32768 0	49371 33588 1784	`T:avx2`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
50966177	15239 32768 0	43115 33580 1752	`T:avx2`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
51667788	51023 0 0	79293 836 1720	`T:avx2`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
80010748	554626 0 0	52092 852 1752	`T:portable`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
80453645	553610 0 0	51916 852 1752	`T:portable`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
80771309	556485 0 0	53564 852 1720	`T:portable`	`clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
81287891	559661 0 0	56986 812 1784	`T:portable`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
84244129	554227 0 0	52050 812 1784	`T:portable`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
84626241	549842 0 0	47340 836 1720	`T:portable`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
91687669	552313 0 0	50066 812 1784	`T:portable`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
92745820	547823 0 0	45546 804 1752	`T:portable`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
122968537	551015 0 0	48460 836 1720	`T:portable`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
922862238	412282 36 0	173116 852 1752	`T:ref`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
925116848	416015 36 0	174388 852 1720	`T:ref`	`clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
943476544	412051 36 0	172506 812 1784	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
955526336	414221 36 0	173292 852 1752	`T:ref`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
965467853	410641 36 0	170922 812 1784	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
965471195	409298 36 0	169372 836 1720	`T:ref`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
987137440	410259 36 0	170340 836 1720	`T:ref`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
1023560359	408440 36 0	168866 804 1752	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625
1276155847	416085 36 0	175370 812 1784	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240625	20240625

Compiler output

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:110:17: error: '__builtin_ia32_permti256' needs target feature avx2
LUOV.c:                         __m256i rr = _mm256_permute2x128_si256(_mm256_loadu_si256((__m256i *)&r),_mm256_setzero_si256(),0);
LUOV.c:                                      ^
LUOV.c: /usr/lib/llvm-11/lib/clang/11.0.1/include/avx2intrin.h:821:12: note: expanded from macro '_mm256_permute2x128_si256'
LUOV.c:   (__m256i)__builtin_ia32_permti256((__m256i)(V1), (__m256i)(V2), (int)(M))
LUOV.c:            ^
LUOV.c: LUOV.c:110:43: 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 rr = _mm256_permute2x128_si256(_mm256_loadu_si256((__m256i *)&r),_mm256_setzero_si256(),0);
LUOV.c:                                                                ^
LUOV.c: LUOV.c:110:43: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
LUOV.c: LUOV.c:110:77: error: always_inline function '_mm256_setzero_si256' requires target feature 'avx', but would be inlined into function 'calculateQ2' that is compiled without support for 'avx'
LUOV.c:                         __m256i rr = _mm256_permute2x128_si256(_mm256_loadu_si256((__m256i *)&r),_mm256_setzero_si256(),0);
LUOV.c:                                                                                                  ^
LUOV.c: LUOV.c:110:77: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
LUOV.c: LUOV.c:115:20: error: always_inline function '_mm256_set1_epi8' requires target feature 'avx', but would be inlined into function 'calculateQ2' that is compiled without support for 'avx'
LUOV.c:                                 __m256i tttt = _mm256_set1_epi8(t[k/8]);
LUOV.c:                                                ^
LUOV.c: LUOV.c:115:20: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
LUOV.c: LUOV.c:117:54: error: always_inline function '_mm256_setzero_si256' requires target feature 'avx', but would be inlined into function 'calculateQ2' that is compiled without support for 'avx'
LUOV.c:                                 __m256i t1t2 = _mm256_cmpeq_epi8(tttt & masks[0],_mm256_setzero_si256());
LUOV.c:                                                                                  ^
LUOV.c: LUOV.c:117:54: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
LUOV.c: LUOV.c:117:20: error: always_inline function '_mm256_cmpeq_epi8' requires target feature 'avx2', but would be inlined into function 'calculateQ2' that is compiled without support for 'avx2'
LUOV.c:                                 __m256i t1t2 = _mm256_cmpeq_epi8(tttt & masks[0],_mm256_setzero_si256());
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)`