Implementation notes: amd64, speed2supercop, crypto_aead/flexaead256b256v1

Computer: speed2supercop
Microarchitecture: amd64; Haswell+AES (306c3)
Architecture: amd64
CPU ID: GenuineIntel-000306c3-1fc9cbf5
SUPERCOP version: 20240625
Operation: crypto_aead
Primitive: flexaead256b256v1

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
774260	15872 0 0	31950 792 856	`T:ref`	`clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
803756	20592 0 0	37550 792 872	`T:ref`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
806512	20592 0 0	37758 792 872	`T:ref`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
882584	70071 0 0	85709 752 928	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
1074916	7287 0 0	20686 792 856	`T:ref`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
1100816	5991 0 0	19437 752 928	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
1110492	6434 0 0	20117 752 928	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
1295824	7147 0 0	21199 784 920	`T:ref`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
1532196	3996 0 0	16168 728 896	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625

Compiler output

encrypt.c: In function 'dirPFK',
encrypt.c:     inlined from 'sumAD' at encrypt.c:445:2:
encrypt.c: encrypt.c:381:49: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
encrypt.c:   381 |                         *(block+i+(blocklen/2)) = (*(block+i))^(*(block+i+(blocklen/2)));
encrypt.c:       |                         ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
encrypt.c: encrypt.c: In function 'sumAD':
encrypt.c: encrypt.c:36:18: note: at offset 33 into destination object 'sn' of size 32
encrypt.c:    36 |    unsigned char sn[BLOCKSIZE];
encrypt.c:       |                  ^~
encrypt.c: In function 'dirPFK',
encrypt.c:     inlined from 'sumAD' at encrypt.c:445:2:
encrypt.c: encrypt.c:381:49: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
encrypt.c:   381 |                         *(block+i+(blocklen/2)) = (*(block+i))^(*(block+i+(blocklen/2)));
encrypt.c:       |                         ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
encrypt.c: encrypt.c: In function 'sumAD':
encrypt.c: encrypt.c:36:18: note: at offset 34 into destination object 'sn' of size 32
encrypt.c:    36 |    unsigned char sn[BLOCKSIZE];
encrypt.c:       |                  ^~
encrypt.c: In function 'dirPFK',
encrypt.c:     inlined from 'sumAD' at encrypt.c:445:2:
encrypt.c: encrypt.c:381:49: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
encrypt.c:   381 |                         *(block+i+(blocklen/2)) = (*(block+i))^(*(block+i+(blocklen/2)));
encrypt.c:       |                         ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
encrypt.c: encrypt.c: In function 'sumAD':
encrypt.c: encrypt.c:36:18: note: at offset 35 into destination object 'sn' of size 32
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)`