Implementation notes: amd64, comet, crypto_kem/mceliece348864pc

Computer: comet
Microarchitecture: amd64; Comet Lake (806ec)
Architecture: amd64
CPU ID: GenuineIntel-000806ec-bfebfbff
SUPERCOP version: 20240425
Operation: crypto_kem
Primitive: mceliece348864pc
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
164285116628 0 0158289 860 1728avxclang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2024050720240425
169552149518 0 0190828 788 1760avxgcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2024050720240425
170190156394 0 0198161 860 1792avxclang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2024050720240425
18396763962 0 0103151 852 1792avxclang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2024050720240425
18673070923 0 0110388 788 1760avxgcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2024050720240425
19886566540 0 0105369 860 1728avxclang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2024050720240425
21141163195 0 0102252 788 1760avxgcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2024050720240425
220604113335 0 0143465 860 1728sseclang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2024050720240425
221303153980 0 0184081 860 1792sseclang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2024050720240425
22146858489 0 096404 780 1728avxgcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2024050720240425
223498153754 0 0184140 788 1760ssegcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2024050720240425
24539273691 0 0102164 788 1760ssegcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2024050720240425
25211665693 0 093663 852 1792sseclang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2024050720240425
26539169045 0 096377 860 1728sseclang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2024050720240425
27837864937 0 092956 788 1760ssegcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2024050720240425
29145460054 0 086932 780 1728ssegcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2024050720240425
639163117436 0 0147881 860 1728vecclang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2024050720240425
64170889429 0 0119820 788 1760vecgcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2024050720240425
65502286905 0 0118137 860 1728vecclang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2024050720240425
72582249552 0 078055 852 1792vecclang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2024050720240425
786376112241 0 0143641 860 1792vecclang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2024050720240425
84278751986 0 080580 788 1760vecgcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2024050720240425
89874148100 0 076273 860 1728vecclang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2024050720240425
101625940105 0 067188 780 1728vecgcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2024050720240425
104935946566 0 074836 788 1760vecgcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2024050720240425
6960019848170 0 078721 860 1728refclang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2024050720240425
7360448834202 0 064894 796 1760refgcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2024050720240425
7577107041522 0 073001 860 1728refclang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2024050720240425
7578128556239 0 088009 860 1792refclang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2024050720240425
7823276516023 0 044879 852 1792refclang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2024050720240425
8331351414071 0 042308 788 1760refgcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2024050720240425
8503246110909 0 038014 788 1728refgcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2024050720240425
10938276914948 0 043145 860 1728refclang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2024050720240425
11152423416270 0 045118 796 1760refgcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2024050720240425

Compiler output

Implementation: avx
Security model: constbranchindex
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE
pk_gen.c: pk_gen.c:219:12: warning: variable length array folded to constant array as an extension [-Wgnu-folding-constant]
pk_gen.c: uint64_t w[ PK_NROWS ][ nBlocks_I*4 ];
pk_gen.c: ^
pk_gen.c: pk_gen.c:220:10: warning: variable length array folded to constant array as an extension [-Wgnu-folding-constant]
pk_gen.c: vec256 v[ PK_NROWS ][ nBlocks_I ];
pk_gen.c: ^
pk_gen.c: 2 warnings generated.

Number of similar (compiler,implementation) pairs: 4, namely:
CompilerImplementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE avx
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE avx
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE avx
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE avx

Compiler output

Implementation: avx
Security model: constbranchindex
Compiler: clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE
decrypt.c: decrypt.c:213:11: warning: AVX vector return of type 'vec256' (aka '__m256i') without 'avx' enabled changes the ABI [-Wpsabi]
decrypt.c: allone = vec256_set1_16b(0xFFFF);
decrypt.c: ^
decrypt.c: decrypt.c:217:17: warning: AVX vector return of type 'vec256' (aka '__m256i') without 'avx' enabled changes the ABI [-Wpsabi]
decrypt.c: error256[i] = vec256_or_reduce(eval[i]);
decrypt.c: ^
decrypt.c: decrypt.c:218:17: warning: AVX vector argument of type 'vec256' (aka '__m256i') without 'avx' enabled changes the ABI [-Wpsabi]
decrypt.c: error256[i] = vec256_xor(error256[i], allone);
decrypt.c: ^
decrypt.c: decrypt.c:146:12: warning: AVX vector return of type 'vec256' (aka '__m256i') without 'avx' enabled changes the ABI [-Wpsabi]
decrypt.c: out[i] = vec256_set4x(v[0], v[1], v[2], v[3]);
decrypt.c: ^
decrypt.c: In file included from decrypt.c:8:
decrypt.c: In file included from ./fft_tr.h:10:
decrypt.c: ./vec256.h:37:10: error: always_inline function '_mm256_set_epi64x' requires target feature 'avx', but would be inlined into function 'vec256_set4x' that is compiled without support for 'avx'
decrypt.c: return _mm256_set_epi64x(a3, a2, a1, a0);
decrypt.c: ^
decrypt.c: ./vec256.h:37:10: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
decrypt.c: decrypt.c:52:15: warning: AVX vector argument of type 'vec256' (aka '__m256i') without 'avx' enabled changes the ABI [-Wpsabi]
decrypt.c: out[i][j] = vec256_and(inv[i][j], recv[i]);
decrypt.c: ^
decrypt.c: In file included from decrypt.c:8:
decrypt.c: In file included from ./fft_tr.h:10:
decrypt.c: ./vec256.h:50:9: error: always_inline function '_mm256_and_si256' requires target feature 'avx2', but would be inlined into function 'vec256_and' that is compiled without support for 'avx2'
decrypt.c: return _mm256_and_si256(a, b);
decrypt.c: ...

Number of similar (compiler,implementation) pairs: 1, namely:
CompilerImplementations
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE avx

Compiler output

Implementation: sse
Security model: constbranchindex
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE
pk_gen.c: pk_gen.c:208:12: warning: variable length array folded to constant array as an extension [-Wgnu-folding-constant]
pk_gen.c: uint64_t w[ PK_NROWS ][ nBlocks_I*2 ];
pk_gen.c: ^
pk_gen.c: pk_gen.c:209:12: warning: variable length array folded to constant array as an extension [-Wgnu-folding-constant]
pk_gen.c: vec128 v[ PK_NROWS ][ nBlocks_I ];
pk_gen.c: ^
pk_gen.c: 2 warnings generated.

Number of similar (compiler,implementation) pairs: 4, namely:
CompilerImplementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE sse
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE sse
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE sse
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE sse

Compiler output

Implementation: sse
Security model: constbranchindex
Compiler: clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE
decrypt.c: In file included from decrypt.c:8:
decrypt.c: In file included from ./fft_tr.h:10:
decrypt.c: ./vec128.h:39:9: error: always_inline function '_mm_testz_si128' requires target feature 'sse4.1', but would be inlined into function 'vec128_testz' that is compiled without support for 'sse4.1'
decrypt.c: return _mm_testz_si128(a, a);
decrypt.c: ^
decrypt.c: 1 error generated.

Number of similar (compiler,implementation) pairs: 1, namely:
CompilerImplementations
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE sse