Implementation notes: amd64, hertz, crypto_aead/flexaead256b128v12

Computer: hertz
Microarchitecture: amd64; Zen 4 (a60f12)
Architecture: amd64
CPU ID: AuthenticAMD-00a60f12-178bfbff
SUPERCOP version: 20240107
Operation: crypto_aead
Primitive: flexaead256b128v12

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
244924	16785 0 0	34610 844 1096	`T:opt1`	`clang-17_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231219	20231217
244966	7798 0 0	21344 780 1064	`T:opt1`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231219	20231217
245508	16793 0 0	34746 844 1096	`T:opt1`	`clang-17_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231219	20231217
250097	12669 0 0	27901 804 1096	`T:opt1`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231219	20231217
254769	20220 0 0	37469 804 1160	`T:opt1`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231219	20231217
268162	14317 0 0	29252 836 1096	`T:opt1`	`clang-17_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231219	20231217
280248	18963 0 0	34411 820 1096	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231219	20231217
299999	17560 0 0	35378 844 1096	`T:ref`	`clang-17_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231219	20231217
300077	17576 0 0	35522 844 1096	`T:ref`	`clang-17_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231219	20231217
325084	11435 0 0	26396 836 1096	`T:ref`	`clang-17_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231219	20231217
427641	6342 0 0	20070 796 1064	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231219	20231217

Compiler output

Implementation: T:ref
Security model: timingleaks
Compiler: gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE

encrypt.c: In function 'dirShuffleLayer',
encrypt.c: inlined from 'dirPFK' at encrypt.c:631:3,
encrypt.c: inlined from 'crypto_aead_flexaead256b128v12_ref_timingleaks_encrypt' at encrypt.c:242:2:
encrypt.c: encrypt.c:586:34: warning: writing 32 bytes into a region of size 24 [-Wstringop-overflow=]
encrypt.c: 586 | *(state+(2*i+1)) = *(block+(1*(blocklen/2)+i));
encrypt.c: | ~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
encrypt.c: encrypt.c: In function 'crypto_aead_flexaead256b128v12_ref_timingleaks_encrypt':
encrypt.c: encrypt.c:233:27: note: at offset [160, 184] into destination object 'flexaeadv1' of size 184
encrypt.c: 233 | struct FlexAEADv1 flexaeadv1;
encrypt.c: | ^~~~~~~~~~
encrypt.c: In function 'dirShuffleLayer',
encrypt.c: inlined from 'dirPFK' at encrypt.c:631:3,
encrypt.c: inlined from 'crypto_aead_flexaead256b128v12_ref_timingleaks_encrypt' at encrypt.c:244:2:
encrypt.c: encrypt.c:586:34: warning: writing 32 bytes into a region of size 24 [-Wstringop-overflow=]
encrypt.c: 586 | *(state+(2*i+1)) = *(block+(1*(blocklen/2)+i));
encrypt.c: | ~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
encrypt.c: encrypt.c: In function 'crypto_aead_flexaead256b128v12_ref_timingleaks_encrypt':
encrypt.c: encrypt.c:233:27: note: at offset [160, 184] into destination object 'flexaeadv1' of size 184
encrypt.c: 233 | struct FlexAEADv1 flexaeadv1;
encrypt.c: | ^~~~~~~~~~
encrypt.c: In function 'dirShuffleLayer',
encrypt.c: inlined from 'dirPFK' at encrypt.c:631:3,
encrypt.c: inlined from 'crypto_aead_flexaead256b128v12_ref_timingleaks_encrypt' at encrypt.c:321:2:
encrypt.c: encrypt.c:586:34: warning: writing 32 bytes into a region of size 24 [-Wstringop-overflow=]
encrypt.c: 586 | *(state+(2*i+1)) = *(block+(1*(blocklen/2)+i));
encrypt.c: ...

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

Compiler	Implementations
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref