Implementation notes: amd64, speed2supercop, crypto_aead/flexaead256b128v12

Computer: speed2supercop
Microarchitecture: amd64; Haswell+AES (306c3)
Architecture: amd64
CPU ID: GenuineIntel-000306c3-1fc9cbf5
SUPERCOP version: 20240625
Operation: crypto_aead
Primitive: flexaead256b128v12

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
244400	10316 0 0	23708 744 928	`T:opt1`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
255904	19571 0 0	35245 752 928	`T:opt1`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
258568	7464 0 0	19664 728 896	`T:opt1`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
261440	12062 0 0	25717 752 928	`T:opt1`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
263224	12637 0 0	26062 792 856	`T:opt1`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
276600	14441 0 0	30566 792 856	`T:opt1`	`clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
281636	15177 0 0	32445 792 872	`T:opt1`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
282084	15201 0 0	32677 792 872	`T:opt1`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
287012	14425 0 0	28487 784 920	`T:opt1`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
302212	10195 0 0	23877 752 928	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
309204	49161 0 0	64853 752 928	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
314864	11913 0 0	25326 792 856	`T:ref`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
320044	17491 0 0	33590 792 856	`T:ref`	`clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
321856	9776 0 0	23229 752 928	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
340180	11334 0 0	25351 784 920	`T:ref`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
341652	21639 0 0	38725 792 872	`T:ref`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
344308	21655 0 0	38949 792 872	`T:ref`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
564452	6019 0 0	18208 728 896	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625

Compiler output

encrypt.c: encrypt.c:777:2: warning: misleading indentation; statement is not part of the previous 'for' [-Wmisleading-indentation]
encrypt.c:         dirPFK( block, (*self).nBytes, ((*self).subkeys + SUBKEY0),  (*self).nRounds, (*self).state );
encrypt.c:         ^
encrypt.c: encrypt.c:774:5: note: previous statement is here
encrypt.c:     for( unsigned i = 0; i<(*self).nBytes; i+=8)
encrypt.c:     ^
encrypt.c: encrypt.c:799:2: warning: misleading indentation; statement is not part of the previous 'for' [-Wmisleading-indentation]
encrypt.c:         invPFK( block, (*self).nBytes, ((*self).subkeys + SUBKEY1),  (*self).nRounds, (*self).state );
encrypt.c:         ^
encrypt.c: encrypt.c:796:5: note: previous statement is here
encrypt.c:     for( unsigned i = 0; i<(*self).nBytes; i+=8)
encrypt.c:     ^
encrypt.c: 2 warnings generated.

Number of similar (implementation,compiler) pairs: 5, namely:

Implementation	Compiler
`T:ref`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))`
`T:ref`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))`
`T:ref`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))`
`T:ref`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))`
`T:ref`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))`

Compiler output

encrypt.c: In function 'dirShuffleLayer',
encrypt.c:     inlined from 'dirPFK' at encrypt.c:631:3,
encrypt.c:     inlined from 'sumAD.constprop' at encrypt.c:745:5:
encrypt.c: encrypt.c:585:34: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
encrypt.c:   585 |                 *(state+(2*i+0)) = *(block+(0*(blocklen/2)+i));
encrypt.c:       |                 ~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
encrypt.c: encrypt.c: In function 'sumAD.constprop':
encrypt.c: encrypt.c:48:18: note: at offset 16 into destination object 'state' of size 16
encrypt.c:    48 |    unsigned char state[BLOCKSIZE];
encrypt.c:       |                  ^~~~~
encrypt.c: In function 'dirShuffleLayer',
encrypt.c:     inlined from 'dirPFK' at encrypt.c:631:3,
encrypt.c:     inlined from 'sumAD.constprop' at encrypt.c:745:5:
encrypt.c: encrypt.c:586:34: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
encrypt.c:   586 |                 *(state+(2*i+1)) = *(block+(1*(blocklen/2)+i));
encrypt.c:       |                 ~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
encrypt.c: encrypt.c: In function 'sumAD.constprop':
encrypt.c: encrypt.c:48:18: note: at offset [17, 4294967293] into destination object 'state' of size 16
encrypt.c:    48 |    unsigned char state[BLOCKSIZE];
encrypt.c:       |                  ^~~~~
encrypt.c: In function 'dirShuffleLayer',
encrypt.c:     inlined from 'dirPFK' at encrypt.c:631:3,
encrypt.c:     inlined from 'sumAD.constprop' at encrypt.c:745:5:
encrypt.c: encrypt.c:585:34: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
encrypt.c:   585 |                 *(state+(2*i+0)) = *(block+(0*(blocklen/2)+i));
encrypt.c: ...

Number of similar (implementation,compiler) pairs: 1, namely:

Implementation	Compiler
`T:ref`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0)`