Implementation notes: amd64, gcc123, crypto_kem/lotus128

Computer: gcc123
Architecture: amd64
CPU ID: GenuineIntel-000206d7-bfebfbff
SUPERCOP version: 20220213
Operation: crypto_kem
Primitive: lotus128

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
757894	40509 0 8	59694 892 1776	`T:opt`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210201	20210114
1013320	31751 0 8	50878 892 1776	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210201	20210114
1454516	44008 0 8	64461 876 1712	`T:opt`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210201	20210114
1456772	44008 0 8	64461 876 1712	`T:opt`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210201	20210114
1514301	49047 0 8	69117 876 1712	`T:opt`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210201	20210114
1526538	50307 0 8	72437 876 1712	`T:opt`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210201	20210114
1691004	24888 0 8	45269 876 1712	`T:ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210201	20210114
1692428	24888 0 8	45269 876 1712	`T:ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210201	20210114
1740458	30011 0 8	50037 876 1712	`T:ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210201	20210114
1751324	28840 0 8	50965 876 1712	`T:ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210201	20210114
3416098	11318 0 8	28219 868 1712	`T:opt`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210201	20210114
5579532	11757 0 8	29614 892 1776	`T:opt`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210201	20210114
5658525	10326 0 8	27966 892 1776	`T:opt`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210201	20210114
5755210	8350 0 8	25894 892 1776	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210201	20210114
5819155	8269 0 8	25075 868 1712	`T:ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210201	20210114
6162477	8746 0 8	26518 892 1776	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210201	20210114
7321530	7333 0 8	23822 884 1744	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210201	20210114
7335452	9450 0 8	25982 884 1744	`T:opt`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210201	20210114

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:169:14: error: always_inline function '_mm256_mullo_epi16' requires target feature 'avx2', but would be inlined into function 'submat_negmul' that is compiled without support for 'avx2'
lwe-arithmetics_avx2.c: b[0] = _mm256_mullo_epi16(b[0], a);
lwe-arithmetics_avx2.c: ^
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:170:14: error: always_inline function '_mm256_mullo_epi16' requires target feature 'avx2', but would be inlined into function 'submat_negmul' that is compiled without support for 'avx2'
lwe-arithmetics_avx2.c: b[1] = _mm256_mullo_epi16(b[1], a);
lwe-arithmetics_avx2.c: ^
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:171:14: error: always_inline function '_mm256_mullo_epi16' requires target feature 'avx2', but would be inlined into function 'submat_negmul' that is compiled without support for 'avx2'
lwe-arithmetics_avx2.c: b[2] = _mm256_mullo_epi16(b[2], a);
lwe-arithmetics_avx2.c: ^
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:172:14: error: always_inline function '_mm256_mullo_epi16' requires target feature 'avx2', but would be inlined into function 'submat_negmul' that is compiled without support for 'avx2'
lwe-arithmetics_avx2.c: b[3] = _mm256_mullo_epi16(b[3], a);
lwe-arithmetics_avx2.c: ^
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:173:14: error: always_inline function '_mm256_sub_epi16' requires target feature 'avx2', but would be inlined into function 'submat_negmul' that is compiled without support for 'avx2'
lwe-arithmetics_avx2.c: c[0] = _mm256_sub_epi16(c[0], b[0]);
lwe-arithmetics_avx2.c: ^
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:174:14: error: always_inline function '_mm256_sub_epi16' requires target feature 'avx2', but would be inlined into function 'submat_negmul' that is compiled without support for 'avx2'
lwe-arithmetics_avx2.c: c[1] = _mm256_sub_epi16(c[1], b[1]);
lwe-arithmetics_avx2.c: ^
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:175:14: error: always_inline function '_mm256_sub_epi16' requires target feature 'avx2', but would be inlined into function 'submat_negmul' that is compiled without support for 'avx2'
lwe-arithmetics_avx2.c: c[2] = _mm256_sub_epi16(c[2], b[2]);
lwe-arithmetics_avx2.c: ^
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:176:14: error: always_inline function '_mm256_sub_epi16' requires target feature 'avx2', but would be inlined into function 'submat_negmul' that is compiled without support for 'avx2'
lwe-arithmetics_avx2.c: c[3] = _mm256_sub_epi16(c[3], b[3]);
lwe-arithmetics_avx2.c: ^
lwe-arithmetics_avx2.c: 8 errors generated.

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: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: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: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:164:11: 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: a = _mm256_set1_epi16(A[j]);
lwe-arithmetics_avx2.c: ^
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:165:14: error: always_inline function '_mm256_loadu_si256' requires target feature 'avx', but would be inlined into function 'submat_negmul' that is compiled without support for 'avx'
lwe-arithmetics_avx2.c: b[0] = _mm256_loadu_si256((__m256i*)(p));
lwe-arithmetics_avx2.c: ^
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:166:14: error: always_inline function '_mm256_loadu_si256' requires target feature 'avx', but would be inlined into function 'submat_negmul' that is compiled without support for 'avx'
lwe-arithmetics_avx2.c: b[1] = _mm256_loadu_si256((__m256i*)(p + 16));
lwe-arithmetics_avx2.c: ^
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:167:14: error: always_inline function '_mm256_loadu_si256' requires target feature 'avx', but would be inlined into function 'submat_negmul' that is compiled without support for 'avx'
lwe-arithmetics_avx2.c: b[2] = _mm256_loadu_si256((__m256i*)(p + 32));
lwe-arithmetics_avx2.c: ^
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:168:14: error: always_inline function '_mm256_loadu_si256' 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

Compiler output

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

lwe-arithmetics_avx2.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/8/include/immintrin.h:43,
lwe-arithmetics_avx2.c: from lwe-arithmetics_avx2.c:10:
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c: In function 'submat_negmul':
lwe-arithmetics_avx2.c: /usr/lib/gcc/x86_64-linux-gnu/8/include/avx2intrin.h:808:1: error: inlining failed in call to always_inline '_mm256_sub_epi16': target specific option mismatch
lwe-arithmetics_avx2.c: _mm256_sub_epi16 (__m256i __A, __m256i __B)
lwe-arithmetics_avx2.c: ^~~~~~~~~~~~~~~~
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:176:14: note: called from here
lwe-arithmetics_avx2.c: c[3] = _mm256_sub_epi16(c[3], b[3]);
lwe-arithmetics_avx2.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
lwe-arithmetics_avx2.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/8/include/immintrin.h:43,
lwe-arithmetics_avx2.c: from lwe-arithmetics_avx2.c:10:
lwe-arithmetics_avx2.c: /usr/lib/gcc/x86_64-linux-gnu/8/include/avx2intrin.h:808:1: error: inlining failed in call to always_inline '_mm256_sub_epi16': target specific option mismatch
lwe-arithmetics_avx2.c: _mm256_sub_epi16 (__m256i __A, __m256i __B)
lwe-arithmetics_avx2.c: ^~~~~~~~~~~~~~~~
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:175:14: note: called from here
lwe-arithmetics_avx2.c: c[2] = _mm256_sub_epi16(c[2], b[2]);
lwe-arithmetics_avx2.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
lwe-arithmetics_avx2.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/8/include/immintrin.h:43,
lwe-arithmetics_avx2.c: from lwe-arithmetics_avx2.c:10:
lwe-arithmetics_avx2.c: /usr/lib/gcc/x86_64-linux-gnu/8/include/avx2intrin.h:808:1: error: inlining failed in call to always_inline '_mm256_sub_epi16': target specific option mismatch
lwe-arithmetics_avx2.c: _mm256_sub_epi16 (__m256i __A, __m256i __B)
lwe-arithmetics_avx2.c: ^~~~~~~~~~~~~~~~
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:174:14: note: called from here
lwe-arithmetics_avx2.c: c[1] = _mm256_sub_epi16(c[1], b[1]);
lwe-arithmetics_avx2.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
lwe-arithmetics_avx2.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

Namespace violations

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

cpa-pke_opt.o lotus_cpa_pke_dec_packed T
cpa-pke_opt.o lotus_cpa_pke_enc_packed T
cpa-pke_opt.o lotus_cpa_pke_keypair T
crypto.o crypto_symenc_keysetup T
crypto.o crypto_symenc_keystream T
crypto.o crypto_symenc_keystream_13block T
crypto.o crypto_symenc_keystream_32block T
kem.o util_cmp_const T
kem.o xor_ss T
lwe-arithmetics_opt.o add_sigma T
lwe-arithmetics_opt.o distribute_2x2_nl T
lwe-arithmetics_opt.o distribute_2x2_nn T
lwe-arithmetics_opt.o merge_2x2_nl T
lwe-arithmetics_opt.o reconstruct T
lwe-arithmetics_opt.o redc T
lwe-arithmetics_opt.o submat_add_nl T
lwe-arithmetics_opt.o submat_add_nn T
lwe-arithmetics_opt.o submat_negmul T
lwe-arithmetics_opt.o submat_negsubmul T
lwe-arithmetics_opt.o submat_sub_nl T
lwe-arithmetics_opt.o submat_sub_nn T
lwe-arithmetics_opt.o submat_submul T
lwe-arithmetics_opt.o submul T
pack.o pack_128dg T
pack.o pack_128elems T
pack.o pack_64elems T
pack.o pack_ct T
pack.o pack_pk T
pack.o pack_sk T
pack.o unpack_128dg T
pack.o unpack_128elems T
pack.o unpack_64elems T
pack.o unpack_ct T
pack.o unpack_pk T
pack.o unpack_sk T
sampler.o _LOTUS_KYDG_SAMPLER_L1_pMat R
sampler.o _LOTUS_KYDG_SAMPLER_L1_weight R
sampler.o _LOTUS_KYDG_SAMPLER_LUT R
sampler.o csprng_sample_bit T
sampler.o csprng_sample_byte T
sampler.o extend_sign_with_random_bit T
sampler.o sample_discrete_gaussian T
sampler.o sample_uniform T
sampler.o sample_unit_discrete_gaussian T
sampler.o sampler_init T
sampler.o sampler_set_seed T
sampler.o scan_bit_and_output T

Number of similar (compiler,implementation) pairs: 9, namely:

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

Namespace violations

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

cpa-pke.o lotus_cpa_pke_dec T
cpa-pke.o lotus_cpa_pke_enc T
cpa-pke.o lotus_cpa_pke_keypair T
crypto.o crypto_symenc_keysetup T
crypto.o crypto_symenc_keystream T
kem.o util_cmp_const T
kem.o xor_ss T
lwe-arithmetics.o add_sigma T
lwe-arithmetics.o addmul T
lwe-arithmetics.o addmul_concat T
lwe-arithmetics.o reconstruct T
lwe-arithmetics.o redc T
lwe-arithmetics.o submul T
pack.o pack_128dg T
pack.o pack_128elems T
pack.o pack_64elems T
pack.o pack_ct T
pack.o pack_pk T
pack.o pack_sk T
pack.o unpack_128dg T
pack.o unpack_128elems T
pack.o unpack_64elems T
pack.o unpack_ct T
pack.o unpack_pk T
pack.o unpack_sk T
sampler.o _LOTUS_KYDG_SAMPLER_L1_pMat R
sampler.o _LOTUS_KYDG_SAMPLER_L1_weight R
sampler.o _LOTUS_KYDG_SAMPLER_LUT R
sampler.o csprng_sample_bit T
sampler.o csprng_sample_byte T
sampler.o extend_sign_with_random_bit T
sampler.o sample_discrete_gaussian T
sampler.o sample_uniform T
sampler.o sample_unit_discrete_gaussian T
sampler.o sampler_init T
sampler.o sampler_set_seed T
sampler.o scan_bit_and_output T

Number of similar (compiler,implementation) pairs: 9, namely:

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