Implementation notes: amd64, lucienne, crypto_kem/lotus192

Computer: lucienne
Microarchitecture: amd64; Zen 2 (860f81)
Architecture: amd64
CPU ID: AuthenticAMD-00860f81-178bfbff
SUPERCOP version: 20231107
Operation: crypto_kem
Primitive: lotus192

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
404307	23292 0 8	50815 852 1784	`T:avx2`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230524	20221122
493085	36605 0 8	64199 852 1784	`T:opt`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230524	20221122
744594	28795 0 8	56327 852 1784	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230524	20221122
1781269	39027 0 8	66406 868 1720	`T:opt`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230524	20221122
1871584	47908 0 8	75358 868 1720	`T:opt`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230524	20221122
1985042	29399 0 8	56822 868 1720	`T:ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230524	20221122
1994924	23393 0 8	50678 868 1720	`T:ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230524	20221122
2031977	55394 0 8	82902 868 1720	`T:opt`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230524	20221122
2129950	31749 0 8	59246 868 1720	`T:ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230524	20221122
2946725	12478 0 8	38399 852 1784	`T:avx2`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230524	20221122
3031298	10346 0 8	35943 852 1784	`T:avx2`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230524	20221122
3559457	11353 0 8	36340 860 1720	`T:opt`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230524	20221122
5647492	11480 0 8	36764 860 1720	`T:opt`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230524	20221122
5673534	8040 0 8	32988 860 1720	`T:ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230524	20221122
5723139	8739 0 8	33988 860 1720	`T:ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230524	20221122
5842910	9490 0 8	35463 852 1784	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230524	20221122
6077462	9724 0 8	34183 844 1752	`T:avx2`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230524	20221122
6123844	12995 0 8	38999 852 1784	`T:opt`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230524	20221122
6238294	10484 0 8	35999 852 1784	`T:opt`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230524	20221122
6482246	8151 0 8	33591 852 1784	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230524	20221122
10327878	9683 0 8	34207 844 1752	`T:opt`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230524	20221122
10496225	7384 0 8	31743 844 1752	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230524	20221122

Compiler output

Implementation: T:avx2
Security model: timingleaks
Compiler: clang -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 (which contains 4 elements) [-Warray-bounds]
lwe-arithmetics_avx2.c: 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: __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 (which contains 4 elements) [-Warray-bounds]
lwe-arithmetics_avx2.c: 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: __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 (which contains 4 elements) [-Warray-bounds]
lwe-arithmetics_avx2.c: 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: __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 (which contains 4 elements) [-Warray-bounds]
lwe-arithmetics_avx2.c: 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: __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 (which contains 4 elements) [-Warray-bounds]
lwe-arithmetics_avx2.c: ...

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

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

Compiler output

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

lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:158:12: error: always_inline function '_mm256_setzero_si256' requires target feature 'avx', but would be inlined into function 'submat_negmul' that is compiled without support for 'avx'
lwe-arithmetics_avx2.c: c[0] = _mm256_setzero_si256();
lwe-arithmetics_avx2.c: ^
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:158:12: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:159:12: error: always_inline function '_mm256_setzero_si256' requires target feature 'avx', but would be inlined into function 'submat_negmul' that is compiled without support for 'avx'
lwe-arithmetics_avx2.c: c[1] = _mm256_setzero_si256();
lwe-arithmetics_avx2.c: ^
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:159:12: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:160:12: error: always_inline function '_mm256_setzero_si256' requires target feature 'avx', but would be inlined into function 'submat_negmul' that is compiled without support for 'avx'
lwe-arithmetics_avx2.c: c[2] = _mm256_setzero_si256();
lwe-arithmetics_avx2.c: ^
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:160:12: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:161:12: error: always_inline function '_mm256_setzero_si256' requires target feature 'avx', but would be inlined into function 'submat_negmul' that is compiled without support for 'avx'
lwe-arithmetics_avx2.c: c[3] = _mm256_setzero_si256();
lwe-arithmetics_avx2.c: ^
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:161:12: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:162:12: error: always_inline function '_mm256_setzero_si256' requires target feature 'avx', but would be inlined into function 'submat_negmul' that is compiled without support for 'avx'
lwe-arithmetics_avx2.c: c[4] = _mm256_setzero_si256();
lwe-arithmetics_avx2.c: ^
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:162:12: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:163:12: error: always_inline function '_mm256_setzero_si256' requires target feature 'avx', but would be inlined into function 'submat_negmul' that is compiled without support for 'avx'
lwe-arithmetics_avx2.c: c[5] = _mm256_setzero_si256();
lwe-arithmetics_avx2.c: ^
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:163:12: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:166:11: error: always_inline function '_mm256_set1_epi16' requires target feature 'avx', but would be inlined into function 'submat_negmul' that is compiled without support for 'avx'
lwe-arithmetics_avx2.c: ...

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

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