Implementation notes: amd64, comet, crypto_aead/aescopav1

Computer: comet
Microarchitecture: amd64; Comet Lake (806ec)
Architecture: amd64
CPU ID: GenuineIntel-000806ec-bfebfbff
SUPERCOP version: 20240107
Operation: crypto_aead
Primitive: aescopav1

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
598448	11638 0 0	26180 796 1088	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240106	20231222
685704	39704 0 0	56825 868 1088	`T:ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240106	20231222
689398	39316 0 0	56145 868 1056	`T:ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240106	20231222
696414	46548 0 0	63057 868 1024	`T:ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240106	20231222
705617	10825 0 0	25847 860 1088	`T:ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240106	20231222
734966	15434 0 0	29641 868 1024	`T:ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240106	20231222
743522	9813 0 0	23939 788 1088	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240106	20231222
1024520	8771 0 0	21671 772 1056	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240106	20231222

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 'rol',
encrypt.c: inlined from 'mix' at encrypt.c:282:2:
encrypt.c: encrypt.c:268:24: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
encrypt.c: 268 | *out++ = (*in++ << 1) | bit;
encrypt.c: | ~~~~~~~^~~~~~~~~~~~~~~~~~~~
encrypt.c: encrypt.c: In function 'mix':
encrypt.c: encrypt.c:276:23: note: at offset 4294967280 into destination object 'ab' of size 16
encrypt.c: 276 | unsigned char ab[16];
encrypt.c: | ^~
encrypt.c: encrypt.c:276:23: note: at offset 16 into destination object 'ab' of size 16
encrypt.c: encrypt.c:276:23: note: at offset 4294967280 into destination object 'ab' of size 16
encrypt.c: encrypt.c:276:23: note: at offset 16 into destination object 'ab' of size 16
encrypt.c: In function 'rol',
encrypt.c: inlined from 'mix' at encrypt.c:282:2:
encrypt.c: encrypt.c:268:24: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
encrypt.c: 268 | *out++ = (*in++ << 1) | bit;
encrypt.c: | ~~~~~~~^~~~~~~~~~~~~~~~~~~~
encrypt.c: encrypt.c: In function 'mix':
encrypt.c: encrypt.c:276:23: note: at offset 4294967281 into destination object 'ab' of size 16
encrypt.c: 276 | unsigned char ab[16];
encrypt.c: | ^~
encrypt.c: encrypt.c:276:23: note: at offset 17 into destination object 'ab' of size 16
encrypt.c: encrypt.c:276:23: note: at offset 4294967281 into destination object 'ab' of size 16
encrypt.c: encrypt.c:276:23: note: at offset 17 into destination object 'ab' of size 16
encrypt.c: In function 'rol',
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