Implementation notes: amd64, samba, crypto_sign/mqdss64

Computer: samba
Microarchitecture: amd64; Skylake (506e3)
Architecture: amd64
CPU ID: GenuineIntel-000506e3-bfebfbff
SUPERCOP version: 20240425
Operation: crypto_sign
Primitive: mqdss64

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
19532650	25962 0 0	50557 868 1824	`T:avx2`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240427	20240425
22263027	24855 0 0	49149 868 1792	`T:avx2`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240427	20240425
24429001	37386 0 0	61247 828 1824	`T:avx2`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240427	20240425
28874263	12096 0 0	33599 860 1824	`T:avx2`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240427	20240425
28933822	12804 0 0	33277 868 1760	`T:avx2`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240427	20240425
31630596	14828 0 0	36623 828 1824	`T:avx2`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240427	20240425
31638612	13895 0 0	35183 828 1824	`T:avx2`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240427	20240425
34107117	11480 0 0	31495 820 1792	`T:avx2`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240427	20240425
100190196	14655 0 0	39077 868 1792	`T:ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240427	20240425
102539009	18234 0 0	42949 868 1824	`T:ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240427	20240425
110348326	10170 0 0	31639 860 1824	`T:ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240427	20240425
127422084	28430 0 0	52359 828 1824	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240427	20240425
262943665	14306 0 0	37517 868 1760	`T:ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240427	20240425
282264231	10338 0 0	31005 868 1760	`T:ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240427	20240425
344534638	12680 0 0	34511 828 1824	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240427	20240425
351718346	9165 0 0	29231 820 1792	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240427	20240425
364918299	12008 0 0	33327 828 1824	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240427	20240425

Compiler output

Implementation: T:avx2
Security model: timingleaks
Compiler: clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

gf31.c: gf31.c:14:20: error: always_inline function '_mm256_set1_epi16' requires target feature 'avx', but would be inlined into function 'vgf31_unique' that is compiled without support for 'avx'
gf31.c: __m256i _w31 = _mm256_set1_epi16(31);
gf31.c: ^
gf31.c: gf31.c:14:20: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
gf31.c: gf31.c:18:13: error: always_inline function '_mm256_loadu_si256' requires target feature 'avx', but would be inlined into function 'vgf31_unique' that is compiled without support for 'avx'
gf31.c: x = _mm256_loadu_si256((__m256i const *) (in + 16*i));
gf31.c: ^
gf31.c: gf31.c:18:13: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
gf31.c: gf31.c:19:56: error: always_inline function '_mm256_cmpeq_epi16' requires target feature 'avx2', but would be inlined into function 'vgf31_unique' that is compiled without support for 'avx2'
gf31.c: x = _mm256_xor_si256(x, _mm256_and_si256(_w31, _mm256_cmpeq_epi16(x, _w31)));
gf31.c: ^
gf31.c: gf31.c:19:56: error: AVX vector argument of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
gf31.c: gf31.c:19:33: error: always_inline function '_mm256_and_si256' requires target feature 'avx2', but would be inlined into function 'vgf31_unique' that is compiled without support for 'avx2'
gf31.c: x = _mm256_xor_si256(x, _mm256_and_si256(_w31, _mm256_cmpeq_epi16(x, _w31)));
gf31.c: ^
gf31.c: gf31.c:19:33: error: AVX vector argument of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
gf31.c: gf31.c:19:13: error: always_inline function '_mm256_xor_si256' requires target feature 'avx2', but would be inlined into function 'vgf31_unique' that is compiled without support for 'avx2'
gf31.c: x = _mm256_xor_si256(x, _mm256_and_si256(_w31, _mm256_cmpeq_epi16(x, _w31)));
gf31.c: ^
gf31.c: gf31.c:19:13: error: AVX vector argument of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
gf31.c: gf31.c:20:9: error: always_inline function '_mm256_storeu_si256' requires target feature 'avx', but would be inlined into function 'vgf31_unique' that is compiled without support for 'avx'
gf31.c: _mm256_storeu_si256((__m256i*)(out + i*16), x);
gf31.c: ^
gf31.c: gf31.c:20:9: error: AVX vector argument of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
gf31.c: 12 errors generated.

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

Compiler	Implementations
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:avx2