Implementation notes: amd64, hydra8, crypto_kem/lotus128

Computer: hydra8
Microarchitecture: amd64; Ivy Bridge+AES (306a9)
Architecture: amd64
CPU ID: GenuineIntel-000306a9-bfebfbff
SUPERCOP version: 20240716
Operation: crypto_kem
Primitive: lotus128
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
70140339962 0 859139 884 1792T:optgcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024072020240716
92718031416 0 850531 884 1792T:refgcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024072020240716
141022838812 0 857791 924 1728T:optclang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024072020240716
148335846900 0 866511 924 1728T:optclang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024072020240716
148896645607 0 866511 924 1728T:optclang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024072020240716
159895623909 0 842815 924 1728T:refclang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024072020240716
166889229221 0 850087 924 1728T:refclang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024072020240716
167695431032 0 850551 924 1728T:refclang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024072020240716
338425811524 0 828449 916 1728T:optclang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024072020240716
515399514885 0 832223 924 1728T:optclang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024072020240716
540845611343 0 829043 884 1792T:optgcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024072020240716
544447110072 0 828027 884 1792T:refgcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024072020240716
549994013395 0 831419 884 1792T:optgcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024072020240716
55297949621 0 826879 924 1728T:refclang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024072020240716
57361178426 0 825281 916 1728T:refclang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024072020240716
58753789224 0 826867 884 1792T:refgcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024072020240716
73441738359 0 824851 876 1760T:refgcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024072020240716
734675710614 0 827179 876 1760T:optgcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024072020240716

Compiler output


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 (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
T:avx2clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)
T:avx2clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)
T:avx2clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)
T:avx2clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)

Compiler output


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: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:164:11: 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: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:165:14: 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:166:14: 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 (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:avx2clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)

Compiler output


lwe-arithmetics_avx2.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/11/include/immintrin.h:47,
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/11/include/avx2intrin.h:808:1: error: inlining failed in call to 'always_inline' '_mm256_sub_epi16': target specific option mismatch
lwe-arithmetics_avx2.c:   808 | _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:   176 |       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/11/include/immintrin.h:47,
lwe-arithmetics_avx2.c:                  from lwe-arithmetics_avx2.c:10:
lwe-arithmetics_avx2.c: /usr/lib/gcc/x86_64-linux-gnu/11/include/avx2intrin.h:808:1: error: inlining failed in call to 'always_inline' '_mm256_sub_epi16': target specific option mismatch
lwe-arithmetics_avx2.c:   808 | _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:   175 |       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/11/include/immintrin.h:47,
lwe-arithmetics_avx2.c:                  from lwe-arithmetics_avx2.c:10:
lwe-arithmetics_avx2.c: /usr/lib/gcc/x86_64-linux-gnu/11/include/avx2intrin.h:808:1: error: inlining failed in call to 'always_inline' '_mm256_sub_epi16': target specific option mismatch
lwe-arithmetics_avx2.c:   808 | _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:   174 |       c[1] = _mm256_sub_epi16(c[1], b[1]);
lwe-arithmetics_avx2.c:       |              ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
lwe-arithmetics_avx2.c: ...

Number of similar (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
T:avx2gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)
T:avx2gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)
T:avx2gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)
T:avx2gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)

Namespace violations


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 (implementation,compiler) pairs: 9, namely:
ImplementationCompiler
T:optclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)
T:optclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)
T:optclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)
T:optclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)
T:optclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)
T:optgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)
T:optgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)
T:optgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)
T:optgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)

Namespace violations


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 (implementation,compiler) pairs: 9, namely:
ImplementationCompiler
T:refclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)
T:refclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)
T:refclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)
T:refclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)
T:refclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)
T:refgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)
T:refgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)
T:refgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)
T:refgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)