Implementation notes: aarch64, pi4b, crypto_aead/remusn3v1

Computer: pi4b
Microarchitecture: aarch64; Cortex-A72 (410fd083)
Architecture: aarch64
CPU ID: 410fd083
SUPERCOP version: 20230530
Operation: crypto_aead
Primitive: remusn3v1

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
4234826	24212 72 8	37619 904 872	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20221028	20221025
5503402	17678 72 8	31745 920 864	`T:ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20221007	20221005
16649859	7610 72 8	19067 880 848	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20221028	20221025
16667625	9656 72 8	22115 896 856	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20221028	20221025
18925354	8996 72 8	21490 888 856	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20221028	20221025

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 'pad',
encrypt.c: inlined from 'rho_ad' at encrypt.c:59:3:
encrypt.c: encrypt.c:30:13: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
encrypt.c: 30 | mp[i] = m[i];
encrypt.c: | ~~~~~~^~~~~~
encrypt.c: encrypt.c: In function 'rho_ad':
encrypt.c: encrypt.c:56:17: note: at offset 8 into destination object 'mp' of size 8
encrypt.c: 56 | unsigned char mp [8];
encrypt.c: | ^~
encrypt.c: In function 'pad',
encrypt.c: inlined from 'rho' at encrypt.c:78:3:
encrypt.c: encrypt.c:30:13: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
encrypt.c: 30 | mp[i] = m[i];
encrypt.c: | ~~~~~~^~~~~~
encrypt.c: encrypt.c: In function 'rho':
encrypt.c: encrypt.c:75:17: note: at offset 8 into destination object 'mp' of size 8
encrypt.c: 75 | unsigned char mp [8];
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