Implementation notes: amd64, hydra7, crypto_sign/dilithium3

Computer: hydra7
Microarchitecture: amd64; Sandy Bridge+AES (206a7)
Architecture: amd64
CPU ID: GenuineIntel-000206a7-bfebfbff
SUPERCOP version: 20240107
Operation: crypto_sign
Primitive: dilithium3

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
2016452	39520 0 0	58997 812 1792	`ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
2092430	21224 0 0	39565 812 1792	`ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
2337859	18618 0 0	35437 804 1760	`ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
2366033	19760 0 0	37685 812 1792	`ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212

Compiler output

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

fips202x4.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/11/include/immintrin.h:47,
fips202x4.c: from fips202x4.c:3:
fips202x4.c: fips202x4.c: In function 'keccakx4_absorb_once':
fips202x4.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
fips202x4.c: 913 | _mm256_xor_si256 (__m256i __A, __m256i __B)
fips202x4.c: | ^~~~~~~~~~~~~~~~
fips202x4.c: fips202x4.c:28:14: note: called from here
fips202x4.c: 28 | s[i] = _mm256_xor_si256(s[i], t);
fips202x4.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~
fips202x4.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/11/include/immintrin.h:47,
fips202x4.c: from fips202x4.c:3:
fips202x4.c: /usr/lib/gcc/x86_64-linux-gnu/11/include/avx2intrin.h:1542:1: error: inlining failed in call to 'always_inline' '_mm256_i64gather_epi64': target specific option mismatch
fips202x4.c: 1542 | _mm256_i64gather_epi64 (long long int const *__base,
fips202x4.c: | ^~~~~~~~~~~~~~~~~~~~~~
fips202x4.c: fips202x4.c:27:11: note: called from here
fips202x4.c: 27 | t = _mm256_i64gather_epi64((long long *)pos, idx, 1);
fips202x4.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
fips202x4.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/11/include/immintrin.h:47,
fips202x4.c: from fips202x4.c:3:
fips202x4.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
fips202x4.c: 913 | _mm256_xor_si256 (__m256i __A, __m256i __B)
fips202x4.c: | ^~~~~~~~~~~~~~~~
fips202x4.c: fips202x4.c:38:12: note: called from here
fips202x4.c: 38 | s[i] = _mm256_xor_si256(s[i], t);
fips202x4.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~
fips202x4.c: ...

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

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