Implementation notes: amd64, margaux, crypto_kem/titaniumccastd

Computer: margaux
Microarchitecture: amd64; Core 2 65nm (6fb)
Architecture: amd64
CPU ID: GenuineIntel-000006fb-bfebfbff
SUPERCOP version: 20240716
Operation: crypto_kem
Primitive: titaniumccastd
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
605850550964 0 36235517 868 1760T:optclang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071920240625
608734350376 0 36234199 860 1760T:optclang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071920240625
618805751063 0 64236491 828 1824T:optgcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024071920240625
658736750959 0 64235803 828 1824T:optgcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024071920240625
659034767289 0 36254189 868 1760T:optclang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071920240625
661004359401 0 36245181 868 1760T:optclang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071920240625
665469979244 0 64265579 828 1824T:optgcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024071920240625
666870567323 0 36253981 868 1760T:optclang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071920240625
65131254340253 0 36225981 868 1760T:refclang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071920240625
65188818155303 0 36241933 868 1760T:refclang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071920240625
65188953455349 0 36242205 868 1760T:refclang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071920240625
66126496933290 0 36217821 868 1760T:refclang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071920240625
67388839232771 0 36216415 860 1760T:refclang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071920240625
75283796350214 0 64236531 828 1824T:refgcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024071920240625
76730293933684 0 64218979 828 1824T:refgcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024071920240625
82432745633817 0 64218459 828 1824T:refgcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024071920240625
238507197432262 0 64215779 820 1792T:refgcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024071920240625

Compiler output


encrypt.c: encrypt.c:67:8: error: always_inline function '_mm256_loadu_si256' requires target feature 'avx', but would be inlined into function 'crypto_encrypt_keypair' that is compiled without support for 'avx'
encrypt.c:                         u = _mm256_loadu_si256((__m256i *)(a[i] + j));
encrypt.c:                             ^
encrypt.c: encrypt.c:67:8: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
encrypt.c: encrypt.c:68:8: error: always_inline function '_mm256_loadu_si256' requires target feature 'avx', but would be inlined into function 'crypto_encrypt_keypair' that is compiled without support for 'avx'
encrypt.c:                         v = _mm256_loadu_si256((__m256i *)(s + j));
encrypt.c:                             ^
encrypt.c: encrypt.c:68:8: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
encrypt.c: encrypt.c:69:8: error: always_inline function '_mm256_mul_epu32' requires target feature 'avx2', but would be inlined into function 'crypto_encrypt_keypair' that is compiled without support for 'avx2'
encrypt.c:                         t = _mm256_mul_epu32(u, v);
encrypt.c:                             ^
encrypt.c: encrypt.c:69:8: error: AVX vector argument of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
encrypt.c: encrypt.c:70:4: error: always_inline function '_mm256_storeu_si256' requires target feature 'avx', but would be inlined into function 'crypto_encrypt_keypair' that is compiled without support for 'avx'
encrypt.c:                         _mm256_storeu_si256((__m256i *)(a[i] + j), t);
encrypt.c:                         ^
encrypt.c: encrypt.c:70:4: error: AVX vector argument of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
encrypt.c: encrypt.c:82:8: error: always_inline function '_mm256_loadu_si256' requires target feature 'avx', but would be inlined into function 'crypto_encrypt_keypair' that is compiled without support for 'avx'
encrypt.c:                         u = _mm256_loadu_si256((__m256i *)(a[i] + j));
encrypt.c:                             ^
encrypt.c: encrypt.c:82:8: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
encrypt.c: encrypt.c:83:8: error: always_inline function '_mm256_loadu_si256' requires target feature 'avx', but would be inlined into function 'crypto_encrypt_keypair' that is compiled without support for 'avx'
encrypt.c:                         v = _mm256_loadu_si256((__m256i *)(e[i] + j));
encrypt.c:                             ^
encrypt.c: encrypt.c:83:8: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
encrypt.c: encrypt.c:84:8: error: always_inline function '_mm256_add_epi64' requires target feature 'avx2', but would be inlined into function 'crypto_encrypt_keypair' that is compiled without support for 'avx2'
encrypt.c: ...

Number of similar (implementation,compiler) pairs: 5, 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)
T:avx2clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)

Compiler output


encrypt.c: encrypt.c: In function 'crypto_encrypt_keypair':
encrypt.c: encrypt.c:67:27: warning: AVX vector return without AVX enabled changes the ABI [-Wpsabi]
encrypt.c:    67 |                         u = _mm256_loadu_si256((__m256i *)(a[i] + j));
encrypt.c:       |                         ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
encrypt.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/11/include/immintrin.h:43,
encrypt.c:                  from /usr/lib/gcc/x86_64-linux-gnu/11/include/x86intrin.h:32,
encrypt.c:                  from encrypt.c:18:
encrypt.c: /usr/lib/gcc/x86_64-linux-gnu/11/include/avxintrin.h:933:1: error: inlining failed in call to 'always_inline' '_mm256_storeu_si256': target specific option mismatch
encrypt.c:   933 | _mm256_storeu_si256 (__m256i_u *__P, __m256i __A)
encrypt.c:       | ^~~~~~~~~~~~~~~~~~~
encrypt.c: encrypt.c:70:25: note: called from here
encrypt.c:    70 |                         _mm256_storeu_si256((__m256i *)(a[i] + j), t);
encrypt.c:       |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
encrypt.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/11/include/immintrin.h:47,
encrypt.c:                  from /usr/lib/gcc/x86_64-linux-gnu/11/include/x86intrin.h:32,
encrypt.c:                  from encrypt.c:18:
encrypt.c: /usr/lib/gcc/x86_64-linux-gnu/11/include/avx2intrin.h:567:1: error: inlining failed in call to 'always_inline' '_mm256_mul_epu32': target specific option mismatch
encrypt.c:   567 | _mm256_mul_epu32 (__m256i __A, __m256i __B)
encrypt.c:       | ^~~~~~~~~~~~~~~~
encrypt.c: encrypt.c:69:29: note: called from here
encrypt.c:    69 |                         t = _mm256_mul_epu32(u, v);
encrypt.c:       |                             ^~~~~~~~~~~~~~~~~~~~~~
encrypt.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/11/include/immintrin.h:43,
encrypt.c:                  from /usr/lib/gcc/x86_64-linux-gnu/11/include/x86intrin.h:32,
encrypt.c:                  from encrypt.c:18:
encrypt.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)

Compiler output


try.c: /usr/bin/ld: libcrypto_kem_titaniumccastd.a(encrypt.o): in function `crypto_encrypt_keypair':
try.c: .../supercop-data/margaux/amd64/try/c/gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_kem/titaniumccastd/opt/work/encrypt.c:59: undefined reference to `barrett_4q2'
try.c: /usr/bin/ld: .../supercop-data/margaux/amd64/try/c/gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_kem/titaniumccastd/opt/work/encrypt.c:67: undefined reference to `barrett_4q'
try.c: /usr/bin/ld: libcrypto_kem_titaniumccastd.a(encrypt.o): in function `crypto_encrypt':
try.c: .../supercop-data/margaux/amd64/try/c/gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_kem/titaniumccastd/opt/work/encrypt.c:140: undefined reference to `barrett_4q2'
try.c: /usr/bin/ld: .../supercop-data/margaux/amd64/try/c/gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_kem/titaniumccastd/opt/work/encrypt.c:150: undefined reference to `barrett_4q2'
try.c: /usr/bin/ld: libcrypto_kem_titaniumccastd.a(encrypt.o): in function `crypto_encrypt_open':
try.c: .../supercop-data/margaux/amd64/try/c/gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_kem/titaniumccastd/opt/work/encrypt.c:194: undefined reference to `barrett_4q2'
try.c: /usr/bin/ld: libcrypto_kem_titaniumccastd.a(ntt.o): in function `ntt_2':
try.c: .../supercop-data/margaux/amd64/try/c/gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_kem/titaniumccastd/opt/work/ntt.c:459: undefined reference to `barrett_4q'
try.c: /usr/bin/ld: .../supercop-data/margaux/amd64/try/c/gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_kem/titaniumccastd/opt/work/ntt.c:460: undefined reference to `barrett_4q'
try.c: /usr/bin/ld: .../supercop-data/margaux/amd64/try/c/gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_kem/titaniumccastd/opt/work/ntt.c:471: undefined reference to `barrett_4q'
try.c: /usr/bin/ld: .../supercop-data/margaux/amd64/try/c/gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_kem/titaniumccastd/opt/work/ntt.c:472: undefined reference to `barrett_4q2'
try.c: /usr/bin/ld: .../supercop-data/margaux/amd64/try/c/gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_kem/titaniumccastd/opt/work/ntt.c:490: undefined reference to `barrett_4q'
try.c: /usr/bin/ld: .../supercop-data/margaux/amd64/try/c/gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_kem/titaniumccastd/opt/work/ntt.c:491: undefined reference to `barrett_4q'
try.c: /usr/bin/ld: .../supercop-data/margaux/amd64/try/c/gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_kem/titaniumccastd/opt/work/ntt.c:496: undefined reference to `barrett_4q'
try.c: /usr/bin/ld: .../supercop-data/margaux/amd64/try/c/gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_kem/titaniumccastd/opt/work/ntt.c:497: undefined reference to `barrett_4q2'
try.c: /usr/bin/ld: .../supercop-data/margaux/amd64/try/c/gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_kem/titaniumccastd/opt/work/ntt.c:507: undefined reference to `barrett_4q'
try.c: /usr/bin/ld: .../supercop-data/margaux/amd64/try/c/gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_kem/titaniumccastd/opt/work/ntt.c:508: undefined reference to `barrett_4q'
try.c: /usr/bin/ld: libcrypto_kem_titaniumccastd.a(ntt.o): in function `ntt_core':
try.c: .../supercop-data/margaux/amd64/try/c/gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_kem/titaniumccastd/opt/work/ntt.c:536: undefined reference to `barrett_2q2'
try.c: /usr/bin/ld: libcrypto_kem_titaniumccastd.a(ntt.o): in function `intt_core':
try.c: .../supercop-data/margaux/amd64/try/c/gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_kem/titaniumccastd/opt/work/ntt.c:564: undefined reference to `barrett_2q2'
try.c: /usr/bin/ld: .../supercop-data/margaux/amd64/try/c/gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall/timingleaks/crypto_kem/titaniumccastd/opt/work/ntt.c:576: undefined reference to `barrett_2q2'
try.c: /usr/bin/ld: libcrypto_kem_titaniumccastd.a(ntt.o): in function `ntt_butterfly_1024_1792':
try.c: ...

Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:optgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)