Implementation notes: amd64, hydra7, crypto_sign/mqdss64

Computer: hydra7
Microarchitecture: amd64; Sandy Bridge+AES (206a7)
Architecture: amd64
CPU ID: GenuineIntel-000206a7-bfebfbff
SUPERCOP version: 20240425
Operation: crypto_sign
Primitive: mqdss64

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
185526564	25936 0 0	46375 828 1792	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240426	20240425
389370691	9240 0 0	26767 820 1760	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240426	20240425
477120604	11776 0 0	31055 828 1792	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240426	20240425
529803595	10543 0 0	29391 828 1792	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240426	20240425

Compiler output

Implementation: T:avx2
Security model: timingleaks
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

gf31.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/11/include/immintrin.h:47,
gf31.c: from gf31.c:2:
gf31.c: gf31.c: In function 'vgf31_unique':
gf31.c: /usr/lib/gcc/x86_64-linux-gnu/11/include/avx2intrin.h:913:1: error: inlining failed in call to 'always_inline' '_mm256_xor_si256': target specific option mismatch
gf31.c: 913 | _mm256_xor_si256 (__m256i __A, __m256i __B)
gf31.c: | ^~~~~~~~~~~~~~~~
gf31.c: gf31.c:19:13: note: called from here
gf31.c: 19 | x = _mm256_xor_si256(x, _mm256_and_si256(_w31, _mm256_cmpeq_epi16(x, _w31)));
gf31.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
gf31.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/11/include/immintrin.h:47,
gf31.c: from gf31.c:2:
gf31.c: /usr/lib/gcc/x86_64-linux-gnu/11/include/avx2intrin.h:179:1: error: inlining failed in call to 'always_inline' '_mm256_and_si256': target specific option mismatch
gf31.c: 179 | _mm256_and_si256 (__m256i __A, __m256i __B)
gf31.c: | ^~~~~~~~~~~~~~~~
gf31.c: gf31.c:19:13: note: called from here
gf31.c: 19 | x = _mm256_xor_si256(x, _mm256_and_si256(_w31, _mm256_cmpeq_epi16(x, _w31)));
gf31.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
gf31.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/11/include/immintrin.h:47,
gf31.c: from gf31.c:2:
gf31.c: /usr/lib/gcc/x86_64-linux-gnu/11/include/avx2intrin.h:238:1: error: inlining failed in call to 'always_inline' '_mm256_cmpeq_epi16': target specific option mismatch
gf31.c: 238 | _mm256_cmpeq_epi16 (__m256i __A, __m256i __B)
gf31.c: | ^~~~~~~~~~~~~~~~~~
gf31.c: gf31.c:19:13: note: called from here
gf31.c: 19 | x = _mm256_xor_si256(x, _mm256_and_si256(_w31, _mm256_cmpeq_epi16(x, _w31)));
gf31.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
gf31.c: ...

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

Compiler	Implementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:avx2
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:avx2
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:avx2
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:avx2