Implementation notes: amd64, cannon, crypto_aead/aes256otrsv2

Computer: cannon
Architecture: amd64
CPU ID: GenuineIntel-00060663-bfebfbff
SUPERCOP version: 20190910
Operation: crypto_aead
Primitive: aes256otrsv2

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
109060	17094 4392 352	32605 5208 1296	`ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20190910	20190910
117590	7118 4392 352	19804 5200 1296	`ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20190910	20190910
118104	12858 4400 352	28747 5240 1264	`ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20190910	20190910
118166	12858 4400 352	28747 5240 1264	`ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20190910	20190910
118946	13018 4400 352	29227 5240 1264	`ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20190910	20190910
120672	6817 4400 352	19377 5232 1216	`ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20190910	20190910
121412	6187 4392 352	18932 5200 1296	`ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20190910	20190910
150068	4988 4392 352	16732 5184 1264	`ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20190910	20190910

Compiler output

Implementation: ref
Security model: unknown
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

OTR.c: OTR.c:51:7: warning: built-in function 'gamma' declared as non-function [-Wbuiltin-declaration-mismatch]
OTR.c: 51 | uint8 gamma[BLOCK]={0}, gamma2[BLOCK]={0}, Q[BLOCK]={0};
OTR.c: | ^~~~~

Number of similar (compiler,implementation) pairs: 4, namely:

Compiler	Implementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	ref
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	ref
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	ref
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	ref