Implementation notes: amd64, hertz, crypto_kem/lotus192

Computer: hertz
Microarchitecture: amd64; Zen 4 (a60f12)
Architecture: amd64
CPU ID: AuthenticAMD-00a60f12-178bfbff
SUPERCOP version: 20240107
Operation: crypto_kem
Primitive: lotus192

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
315405	33907 0 8	56151 884 1864	`T:avx2`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231220	20231217
337278	13757 0 8	34035 884 1832	`T:avx2`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231220	20231217
426945	47046 0 8	69287 884 1864	`T:opt`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231220	20231217
568264	32328 0 8	54471 884 1864	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231220	20231217
1491021	32513 0 8	55762 908 1832	`T:opt`	`clang-17_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231217
1506602	39312 0 8	62690 908 1832	`T:opt`	`clang-17_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231217
1600748	21710 0 8	44890 908 1832	`T:ref`	`clang-17_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231217
1748958	26915 0 8	50226 908 1832	`T:ref`	`clang-17_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231217
2844249	14287 0 8	34563 884 1832	`T:opt`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231220	20231217
2845987	13631 0 8	34179 900 1832	`T:opt`	`clang-17_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231217
5021292	10337 0 8	30523 884 1832	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231220	20231217
5212134	9313 0 8	29787 900 1832	`T:ref`	`clang-17_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231217
6497786	10762 0 8	29419 876 1800	`T:avx2`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231220	20231217
9626594	8349 0 8	26923 876 1800	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231220	20231217
9902363	10865 0 8	29523 876 1800	`T:opt`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231220	20231217

Compiler output

Implementation: T:avx2
Security model: timingleaks
Compiler: clang-17 -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:211:5: warning: array index 4 is past the end of the array (that has type '__m256i[4]') [-Warray-bounds]
lwe-arithmetics_avx2.c: 211 | c[4] = _mm256_loadu_si256((__m256i*)(C + 64));
lwe-arithmetics_avx2.c: | ^ ~
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:204:3: note: array 'c' declared here
lwe-arithmetics_avx2.c: 204 | __m256i a, b[4], c[4];
lwe-arithmetics_avx2.c: | ^
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:212:5: warning: array index 5 is past the end of the array (that has type '__m256i[4]') [-Warray-bounds]
lwe-arithmetics_avx2.c: 212 | c[5] = _mm256_loadu_si256((__m256i*)(C + 80));
lwe-arithmetics_avx2.c: | ^ ~
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:204:3: note: array 'c' declared here
lwe-arithmetics_avx2.c: 204 | __m256i a, b[4], c[4];
lwe-arithmetics_avx2.c: | ^
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:220:7: warning: array index 4 is past the end of the array (that has type '__m256i[4]') [-Warray-bounds]
lwe-arithmetics_avx2.c: 220 | b[4] = _mm256_loadu_si256((__m256i*)(p + 64));
lwe-arithmetics_avx2.c: | ^ ~
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:204:3: note: array 'b' declared here
lwe-arithmetics_avx2.c: 204 | __m256i a, b[4], c[4];
lwe-arithmetics_avx2.c: | ^
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:221:7: warning: array index 5 is past the end of the array (that has type '__m256i[4]') [-Warray-bounds]
lwe-arithmetics_avx2.c: 221 | b[5] = _mm256_loadu_si256((__m256i*)(p + 80));
lwe-arithmetics_avx2.c: | ^ ~
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:204:3: note: array 'b' declared here
lwe-arithmetics_avx2.c: 204 | __m256i a, b[4], c[4];
lwe-arithmetics_avx2.c: | ^
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:226:33: warning: array index 4 is past the end of the array (that has type '__m256i[4]') [-Warray-bounds]
lwe-arithmetics_avx2.c: ...

Number of similar (compiler,implementation) pairs: 3, namely:

Compiler	Implementations
clang-17 -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:avx2
clang-17 -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:avx2
clang-17 -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:avx2