Implementation notes: amd64, gcc68, crypto_stream/amastrid

Computer: gcc68
Architecture: amd64
CPU ID: AuthenticAMD-00800f82-178bfbff
SUPERCOP version: 20191221
Operation: crypto_stream
Primitive: amastrid

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
46976	19443 32 2462	37375 1672 3368	`ref`	`g++_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191221	20191221
48640	18243 24 2462	33955 1640 3368	`ref`	`g++_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191221	20191221
49120	18512 24 2462	34818 1656 3368	`ref`	`g++_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191221	20191221
62496	11308 24 2462	25063 1088 3336	`ref`	`g++_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191221	20191221

Compiler output

Implementation: ref
Security model: unknown
Compiler: clang++ -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

Amastrid.cpp: In file included from Amastrid.cpp:3:
Amastrid.cpp: ./Amastrid.h:241:13: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
Amastrid.cpp: for(register int i=0; i<len; i++)
Amastrid.cpp: ^~~~~~~~~
Amastrid.cpp: ./Amastrid.h:250:13: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
Amastrid.cpp: for(register int i=0; i<len; i++,pbytes+=4)
Amastrid.cpp: ^~~~~~~~~
Amastrid.cpp: In file included from Amastrid.cpp:4:
Amastrid.cpp: ./Expansion.h:55:9: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
Amastrid.cpp: register BYTE *p1, *p2;
Amastrid.cpp: ^~~~~~~~~
Amastrid.cpp: ./Expansion.h:55:9: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
Amastrid.cpp: register BYTE *p1, *p2;
Amastrid.cpp: ^~~~~~~~~
Amastrid.cpp: ./Expansion.h:56:9: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
Amastrid.cpp: register BYTE temp, v1, v2;
Amastrid.cpp: ^~~~~~~~~
Amastrid.cpp: ./Expansion.h:56:9: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
Amastrid.cpp: register BYTE temp, v1, v2;
Amastrid.cpp: ^~~~~~~~~
Amastrid.cpp: ./Expansion.h:56:9: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
Amastrid.cpp: register BYTE temp, v1, v2;
Amastrid.cpp: ^~~~~~~~~
Amastrid.cpp: ./Expansion.h:75:9: warning: 'register' storage class specifier is deprecated and incompatible with C++17 [-Wdeprecated-register]
Amastrid.cpp: register BYTE *p1, *p2;
Amastrid.cpp: ...

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

Compiler	Implementations
clang++ -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	ref
clang++ -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	ref
clang++ -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	ref
clang++ -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	ref