Implementation notes: amd64, lucienne, crypto_kem/saberx4

Computer: lucienne
Microarchitecture: amd64; Zen 2 (860f81)
Architecture: amd64
CPU ID: AuthenticAMD-00860f81-178bfbff
SUPERCOP version: 20240625
Operation: crypto_kem
Primitive: saberx4
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
494480199671 0 0318432 788 1752T:avx2gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024070120240625

Checksum failure


c90ec91053a8d4273fa2983ff1dbf75c86589da4954baad9e201a9370a6fe288

Number of similar (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
T:avx2clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:avx2clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:avx2clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:avx2gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)

Checksum failure


28595c9f9cc355fd78036c2cf875713901c7515e6549ef17af2f1bebeb5cac1f

Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:avx2gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)

Checksum failure


138e8b8c0a9ee5e0ed77ce6f6074f0999dbf9b3ee01acea9ec478d85eafa7a44

Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:avx2gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)

Compiler output


kem.c: In file included from kem.c:13:
kem.c: ./kem4x.c:63:7: warning: unused variable 'i' [-Wunused-variable]
kem.c:   int i;
kem.c:       ^
kem.c: 1 warning generated.
kem4x.c: kem4x.c:63:7: warning: unused variable 'i' [-Wunused-variable]
kem4x.c:   int i;
kem4x.c:       ^
kem4x.c: 1 warning generated.

Number of similar (implementation,compiler) pairs: 3, namely:
ImplementationCompiler
T:avx2clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:avx2clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:avx2clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

Compiler output


kem.c: In file included from kem.c:13:
kem.c: ./kem4x.c:63:7: warning: unused variable 'i' [-Wunused-variable]
kem.c:   int i;
kem.c:       ^
kem.c: 1 warning generated.
kem4x.c: kem4x.c:63:7: warning: unused variable 'i' [-Wunused-variable]
kem4x.c:   int i;
kem4x.c:       ^
kem4x.c: 1 warning generated.
try.c: /usr/bin/ld: libcrypto_kem_saberx4.a(SABER_indcpa.o): in function `schoolbook_avx_new3_acc':
try.c: .../supercop-data/lucienne/amd64/try/c/clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_kem/saberx4/avx2/work/././polymul/scm_avx.c:40: undefined reference to `mul_add'
try.c: /usr/bin/ld: .../supercop-data/lucienne/amd64/try/c/clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_kem/saberx4/avx2/work/././polymul/scm_avx.c:44: undefined reference to `mul_add'
try.c: /usr/bin/ld: .../supercop-data/lucienne/amd64/try/c/clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_kem/saberx4/avx2/work/././polymul/scm_avx.c:49: undefined reference to `mul_add'
try.c: /usr/bin/ld: .../supercop-data/lucienne/amd64/try/c/clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_kem/saberx4/avx2/work/././polymul/scm_avx.c:50: undefined reference to `mul_add'
try.c: /usr/bin/ld: .../supercop-data/lucienne/amd64/try/c/clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_kem/saberx4/avx2/work/././polymul/scm_avx.c:55: undefined reference to `mul_add'
try.c: /usr/bin/ld: libcrypto_kem_saberx4.a(SABER_indcpa.o):.../supercop-data/lucienne/amd64/try/c/clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_kem/saberx4/avx2/work/././polymul/scm_avx.c:56: more undefined references to `mul_add' follow
try.c: clang: error: linker command failed with exit code 1 (use -v to see invocation)

Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:avx2clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

Compiler output


SABER_indcpa.c: In file included from SABER_indcpa.c:8:
SABER_indcpa.c: In file included from ././polymul/toom-cook_4way.c:6:
SABER_indcpa.c: ././polymul/scm_avx.c:40:13: warning: AVX vector argument of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI [-Wpsabi]
SABER_indcpa.c:         c_avx[0] = mul_add(a0, b0, c_avx[0]);
SABER_indcpa.c:                    ^
SABER_indcpa.c: ././polymul/scm_avx.c:43:9: error: always_inline function '_mm256_mullo_epi16' requires target feature 'avx2', but would be inlined into function 'schoolbook_avx_new3_acc' that is compiled without support for 'avx2'
SABER_indcpa.c:         temp = _mm256_mullo_epi16 (a0, b1);
SABER_indcpa.c:                ^
SABER_indcpa.c: ././polymul/scm_avx.c:43:9: error: AVX vector argument of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
SABER_indcpa.c: ././polymul/scm_avx.c:44:7: warning: AVX vector argument of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI [-Wpsabi]
SABER_indcpa.c:         temp=mul_add(a1, b0, temp);
SABER_indcpa.c:              ^
SABER_indcpa.c: ././polymul/scm_avx.c:45:13: error: always_inline function '_mm256_add_epi16' requires target feature 'avx2', but would be inlined into function 'schoolbook_avx_new3_acc' that is compiled without support for 'avx2'
SABER_indcpa.c:         c_avx[1] = _mm256_add_epi16(temp, c_avx[1]);
SABER_indcpa.c:                    ^
SABER_indcpa.c: ././polymul/scm_avx.c:45:13: error: AVX vector argument of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
SABER_indcpa.c: ././polymul/scm_avx.c:48:9: error: always_inline function '_mm256_mullo_epi16' requires target feature 'avx2', but would be inlined into function 'schoolbook_avx_new3_acc' that is compiled without support for 'avx2'
SABER_indcpa.c:         temp = _mm256_mullo_epi16 (a0, b2);
SABER_indcpa.c:                ^
SABER_indcpa.c: ././polymul/scm_avx.c:48:9: error: AVX vector argument of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
SABER_indcpa.c: ././polymul/scm_avx.c:49:9: warning: AVX vector argument of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI [-Wpsabi]
SABER_indcpa.c:         temp = mul_add(a1, b1, temp);
SABER_indcpa.c:                ^
SABER_indcpa.c: ././polymul/scm_avx.c:50:7: warning: AVX vector argument of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI [-Wpsabi]
SABER_indcpa.c:         temp=mul_add(a2, b0, temp);
SABER_indcpa.c: ...

Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:avx2clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

Compiler output


kem.c: In file included from kem.c:13:
kem.c: kem4x.c: In function 'crypto_kem_enc4x':
kem.c: kem4x.c:63:7: warning: unused variable 'i' [-Wunused-variable]
kem.c:    63 |   int i;
kem.c:       |       ^
kem4x.c: kem4x.c: In function 'crypto_kem_enc4x':
kem4x.c: kem4x.c:63:7: warning: unused variable 'i' [-Wunused-variable]
kem4x.c:    63 |   int i;
kem4x.c:       |       ^

Number of similar (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
T:avx2gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:avx2gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:avx2gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:avx2gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)