Implementation notes: amd64, cannon, crypto_aead/aes256otrpv2

Computer: cannon
Architecture: amd64
CPU ID: GenuineIntel-00060663-bfebfbff
SUPERCOP version: 20190910
Operation: crypto_aead
Primitive: aes256otrpv2

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
114454	17432 4392 368	32957 5208 1296	`ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20190910	20190910
126886	7181 4392 352	19860 5200 1296	`ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20190910	20190910
128584	13998 4400 352	29883 5240 1264	`ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20190910	20190910
129164	13998 4400 352	29883 5240 1264	`ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20190910	20190910
129784	7604 4400 352	20177 5232 1216	`ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20190910	20190910
129826	14142 4400 352	30347 5240 1264	`ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20190910	20190910
132406	6181 4392 352	18916 5200 1296	`ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20190910	20190910
160372	5001 4392 352	16756 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