Implementation notes: aarch64, pmnod145, crypto_stream/ocelot1

Computer: pmnod145
Architecture: aarch64
CPU ID: 431f0af1
SUPERCOP version: 20191017
Operation: crypto_stream
Primitive: ocelot1

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
51925	7276 4 21	21023 892 840	`ref`	`g++_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191018	20191017
53050	6484 4 21	18954 884 832	`ref`	`g++_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191018	20191017
55650	6524 4 21	18930 884 832	`ref`	`g++_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191018	20191017
63850	5196 4 21	16702 868 824	`ref`	`g++_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191018	20191017

Compiler output

Implementation: ref
Security model: unknown
Compiler: armclang++ -march=armv8a+crypto -mcpu=thunderx2t99 -mtune=thunderx2t99 -O2 -fPIC -fPIE

Counter.cpp: Counter.cpp:11:10: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
Counter.cpp: for (register int i = 0; i < _size; i++)
Counter.cpp: ^~~~~~~~~
Counter.cpp: Counter.cpp:27:10: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
Counter.cpp: for (register int i = 0; i < _size4; i++,pbytes++)
Counter.cpp: ^~~~~~~~~
Counter.cpp: 2 warnings generated.
Ocelot1.cpp: In file included from Ocelot1.cpp:3:
Ocelot1.cpp: ./Ocelot1.h:118:14: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
Ocelot1.cpp: for (register int i = 0; i < n; i++)
Ocelot1.cpp: ^~~~~~~~~
Ocelot1.cpp: ./Ocelot1.h:126:14: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
Ocelot1.cpp: for (register int i = 0; i < n; i++)
Ocelot1.cpp: ^~~~~~~~~
Ocelot1.cpp: ./Ocelot1.h:143:9: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
Ocelot1.cpp: register BYTE *p1, *p2;
Ocelot1.cpp: ^~~~~~~~~
Ocelot1.cpp: ./Ocelot1.h:143:9: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
Ocelot1.cpp: register BYTE *p1, *p2;
Ocelot1.cpp: ^~~~~~~~~
Ocelot1.cpp: ./Ocelot1.h:144:9: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
Ocelot1.cpp: register BYTE temp, v1, v2;
Ocelot1.cpp: ^~~~~~~~~
Ocelot1.cpp: ./Ocelot1.h:144:9: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
Ocelot1.cpp: register BYTE temp, v1, v2;
Ocelot1.cpp: ^~~~~~~~~
Ocelot1.cpp: ./Ocelot1.h:144:9: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
Ocelot1.cpp: register BYTE temp, v1, v2;
Ocelot1.cpp: ^~~~~~~~~
Ocelot1.cpp: ./Ocelot1.h:163:9: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
Ocelot1.cpp: register BYTE *p1, *p2;
Ocelot1.cpp: ^~~~~~~~~
Ocelot1.cpp: ...

Number of similar (compiler,implementation) pairs: 2, namely:

Compiler	Implementations
armclang++ -march=armv8a+crypto -mcpu=thunderx2t99 -mtune=thunderx2t99 -O2 -fPIC -fPIE	ref
armclang++ -march=armv8a+crypto -mcpu=thunderx2t99 -mtune=thunderx2t99 -O3 -fPIC -fPIE	ref