Implementation notes: amd64, icelake, crypto_aead/flexaead256b128v12

Computer: icelake
Architecture: amd64
CPU ID: GenuineIntel-000706e5-bfebfbff
SUPERCOP version: 20200826
Operation: crypto_aead
Primitive: flexaead256b128v12

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
245079	20503 0 0	40960 4096 0	`T:opt1`	`opt-local-bin-gcc_-march=icelake-client_-mtune=icelake-client_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200826	20200826
256911	11742 0 0	28672 4096 0	`T:opt1`	`opt-local-bin-gcc_-march=icelake-client_-mtune=icelake-client_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200826	20200826
270608	8099 0 0	24576 4096 0	`T:opt1`	`opt-local-bin-gcc_-march=icelake-client_-mtune=icelake-client_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200826	20200826
281625	10953 0 0	28672 4096 0	`T:ref`	`opt-local-bin-gcc_-march=icelake-client_-mtune=icelake-client_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200826	20200826
286721	9042 0 0	24576 4096 0	`T:opt1`	`clang_-march=icelake-client_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200826	20200826
287624	19051 0 0	36864 4096 0	`T:opt1`	`clang_-march=icelake-client_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200826	20200826
291131	13625 0 0	28672 4096 0	`T:opt1`	`clang_-march=icelake-client_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200826	20200826
292081	20230 0 0	36864 4096 0	`T:ref`	`clang_-march=icelake-client_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200826	20200826
293745	20150 0 0	36864 4096 0	`T:ref`	`clang_-march=icelake-client_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200826	20200826
298341	8816 0 0	20480 4096 0	`T:ref`	`clang_-march=icelake-client_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200826	20200826
511277	6605 0 0	20480 4096 0	`T:ref`	`opt-local-bin-gcc_-march=icelake-client_-mtune=icelake-client_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200826	20200826

Compiler output

Implementation: T:ref
Security model: timingleaks
Compiler: opt-local-bin-gcc -march=icelake-client -mtune=icelake-client -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 'sumAD.constprop' at encrypt.c:745:5:
encrypt.c: encrypt.c:585:20: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
encrypt.c: 585 | *(state+(2*i+0)) = *(block+(0*(blocklen/2)+i));
encrypt.c: | ~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
encrypt.c: encrypt.c: In function 'sumAD.constprop':
encrypt.c: encrypt.c:48:18: note: at offset 0 to object 'state' with size 16 declared here
encrypt.c: 48 | unsigned char state[BLOCKSIZE];
encrypt.c: | ^~~~~
encrypt.c: In function 'dirShuffleLayer',
encrypt.c: inlined from 'dirPFK' at encrypt.c:631:3,
encrypt.c: inlined from 'sumAD.constprop' at encrypt.c:745:5:
encrypt.c: encrypt.c:586:20: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
encrypt.c: 586 | *(state+(2*i+1)) = *(block+(1*(blocklen/2)+i));
encrypt.c: | ~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
encrypt.c: encrypt.c: In function 'sumAD.constprop':
encrypt.c: encrypt.c:48:18: note: at offset 0 to object 'state' with size 16 declared here
encrypt.c: 48 | unsigned char state[BLOCKSIZE];
encrypt.c: | ^~~~~
encrypt.c: In function 'dirShuffleLayer',
encrypt.c: inlined from 'dirPFK' at encrypt.c:631:3,
encrypt.c: inlined from 'sumAD.constprop' at encrypt.c:745:5:
encrypt.c: encrypt.c:585:20: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
encrypt.c: 585 | *(state+(2*i+0)) = *(block+(0*(blocklen/2)+i));
encrypt.c: ...

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

Compiler	Implementations
opt-local-bin-gcc -march=icelake-client -mtune=icelake-client -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref