Implementation notes: amd64, rome0, crypto_aead/riverkeyakv2

Computer: rome0
Microarchitecture: amd64; Zen2 (830f10)
Architecture: amd64
CPU ID: AuthenticAMD-00830f10-178bfbff
SUPERCOP version: 20230530
Operation: crypto_aead
Primitive: riverkeyakv2

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
42274	79733 0 0	84672 780 1080	`T:generic32`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230521	20221122
43539	81097 0 0	86040 780 1080	`T:generic32lc`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230521	20221122
44012	67739 0 0	72488 780 1080	`T:generic32`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230521	20221122
44731	68543 0 0	73296 780 1080	`T:generic32lc`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230521	20221122
45135	139110 0 0	144024 780 1080	`T:generic64`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230521	20221122
45894	65317 0 0	68406 804 1016	`T:generic32`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
46037	65075 0 0	69368 780 1080	`T:generic32`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230521	20221122
46118	56591 0 0	61443 756 1048	`T:generic32lc`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230521	20221122
46583	130812 0 0	135512 780 1080	`T:generic64`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230521	20221122
46623	65892 0 0	70192 780 1080	`T:generic32lc`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230521	20221122
46850	127729 0 0	131976 780 1080	`T:generic64`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230521	20221122
46906	55733 0 0	60587 756 1048	`T:generic32`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230521	20221122
47001	114722 0 0	119539 756 1048	`T:generic64`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230521	20221122
49420	144098 0 0	149016 780 1080	`T:generic64lc`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230521	20221122
51346	131432 0 0	134502 804 1016	`T:generic64`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
51472	133776 0 0	138480 780 1080	`T:generic64lc`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230521	20221122
51598	83306 0 0	83504 812 1016	`T:generic32lc`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
51781	66221 0 0	69310 804 1016	`T:generic32lc`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
51972	130653 0 0	134896 780 1080	`T:generic64lc`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230521	20221122
52580	81170 0 0	81368 812 1016	`T:generic32`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
52702	118114 0 0	122939 756 1048	`T:generic64lc`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230521	20221122
52881	80899 0 0	81616 812 1048	`T:generic32lc`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
52979	74815 0 0	77056 812 1048	`T:generic32lc`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
53342	61577 0 0	65022 804 1016	`T:generic32lc`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
57613	147290 0 0	147752 812 1016	`T:generic64lc`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
58142	148149 0 0	148608 812 1016	`T:generic64`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
58399	146957 0 0	147696 812 1048	`T:generic64lc`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
58610	141001 0 0	143264 812 1048	`T:generic64lc`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
60400	70038 0 12	67659 828 1016	`T:reference`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
61115	129954 0 0	133374 804 1016	`T:generic64lc`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
61177	135454 0 0	138526 804 1016	`T:generic64lc`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
71648	73711 0 0	75664 812 1048	`T:generic32`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
71811	79795 0 0	80208 812 1048	`T:generic32`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
72362	61503 0 0	64654 804 1016	`T:generic32`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
74470	141613 0 0	142616 812 1048	`T:generic64`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
74743	131367 0 0	133534 804 1016	`T:generic64`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
75094	147569 0 0	147064 812 1048	`T:generic64`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
84858	62639 0 12	62075 828 1048	`T:reference`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
102680	68976 0 12	66915 828 1048	`T:reference`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
103130	62852 0 16	64931 796 1080	`T:reference`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230521	20221122
123642	69359 0 0	74648 780 1080	`T:compact`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230521	20221122
130301	54120 0 0	58544 812 1048	`T:compact`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
216356	49651 0 0	55006 804 1016	`T:compact`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
226791	52381 0 0	58568 780 1080	`T:compact`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230521	20221122
231379	40969 0 0	47035 756 1048	`T:compact`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230521	20221122
231973	49460 0 0	55504 780 1080	`T:compact`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230521	20221122
244119	44065 0 0	49702 804 1016	`T:compact`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
398256	57586 0 16	60131 796 1080	`T:reference`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230521	20221122
406172	57525 0 12	58470 820 1016	`T:reference`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
673831	56110 0 16	58243 796 1080	`T:reference`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230521	20221122
773303	51655 0 12	53150 820 1016	`T:reference`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
953312	66470 680 5	96674 2284 1112	`T:refnew`	`g++_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230521	20221122
957312	47501 648 5	75468 1772 1048	`T:refnew`	`clang++_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
960300	64404 584 5	94485 2164 1112	`T:ref`	`g++_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230521	20221122
960524	38654 552 5	66366 1676 1048	`T:ref`	`clang++_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
963780	39443 648 5	67246 1772 1048	`T:refnew`	`clang++_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
964161	45500 552 5	73364 1676 1048	`T:ref`	`clang++_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
1132528	45838 0 16	48971 772 1048	`T:reference`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230521	20221122
1168215	53663 648 5	82955 2284 1112	`T:refnew`	`g++_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230521	20221122
1202853	51952 552 5	81105 2164 1112	`T:ref`	`g++_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230521	20221122
1490600	29019 648 5	52989 1732 1016	`T:refnew`	`clang++_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
1519811	28414 552 5	52525 1636 1016	`T:ref`	`clang++_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
2748869	45870 552 5	73947 2156 1112	`T:ref`	`g++_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230521	20221122
2797235	47228 648 5	75428 2276 1112	`T:refnew`	`g++_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230521	20221122
4623475	52628 928 5	76820 2076 1016	`T:refnew`	`clang++_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
4783453	51765 672 5	77740 1972 1016	`T:ref`	`clang++_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
7195372	22936 648 5	48644 1732 1080	`T:refnew`	`g++_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230521	20221122
7197164	22353 552 5	47819 1636 1080	`T:ref`	`g++_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230521	20221122

Checksum failure

Implementation: T:compact
Security model: timingleaks
Compiler: clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

220d119bf182db9a295036a49ebfb8a0d13236a8479e1b6acbf85a93c12509ce

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

Compiler	Implementations
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:compact
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:compact

Compiler output

Implementation: T:compact
Security model: timingleaks
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

KeccakP-200-compact.c: KeccakP-200-compact.c:20:36: warning: '/*' within block comment [-Wcomment]
KeccakP-200-compact.c: /* #define DIVISION_INSTRUCTION /* comment if no division instruction or more compact when not using division */
KeccakP-200-compact.c: ^
KeccakP-200-compact.c: 1 warning generated.
KeccakP-800-compact.c: KeccakP-800-compact.c:27:36: warning: '/*' within block comment [-Wcomment]
KeccakP-800-compact.c: /* #define DIVISION_INSTRUCTION /* comment if no division instruction or more compact when not using division */
KeccakP-800-compact.c: ^
KeccakP-800-compact.c: 1 warning generated.

Number of similar (compiler,implementation) pairs: 5, namely:

Compiler	Implementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:compact
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:compact
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:compact
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:compact
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:compact

Compiler output

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

Keyakv2.cpp: In file included from Keyakv2.cpp:16:
Keyakv2.cpp: In file included from ./Keyakv2.h:21:
Keyakv2.cpp: ./Motorist.h:31:5: warning: 'auto_ptr<unsigned char>' is deprecated [-Wdeprecated-declarations]
Keyakv2.cpp: auto_ptr<UINT8> state;
Keyakv2.cpp: ^
Keyakv2.cpp: /usr/bin/../lib/gcc/x86_64-linux-gnu/10/../../../../include/c++/10/backward/auto_ptr.h:287:7: note: 'auto_ptr<unsigned char>' has been explicitly marked deprecated here
Keyakv2.cpp: } _GLIBCXX_DEPRECATED;
Keyakv2.cpp: ^
Keyakv2.cpp: /usr/bin/../lib/gcc/x86_64-linux-gnu/10/../../../../include/x86_64-linux-gnu/c++/10/bits/c++config.h:88:46: note: expanded from macro '_GLIBCXX_DEPRECATED'
Keyakv2.cpp: # define _GLIBCXX_DEPRECATED __attribute__ ((__deprecated__))
Keyakv2.cpp: ^
Keyakv2.cpp: 1 warning generated.
Motorist.cpp: In file included from Motorist.cpp:17:
Motorist.cpp: ./Motorist.h:31:5: warning: 'auto_ptr<unsigned char>' is deprecated [-Wdeprecated-declarations]
Motorist.cpp: auto_ptr<UINT8> state;
Motorist.cpp: ^
Motorist.cpp: /usr/bin/../lib/gcc/x86_64-linux-gnu/10/../../../../include/c++/10/backward/auto_ptr.h:287:7: note: 'auto_ptr<unsigned char>' has been explicitly marked deprecated here
Motorist.cpp: } _GLIBCXX_DEPRECATED;
Motorist.cpp: ^
Motorist.cpp: /usr/bin/../lib/gcc/x86_64-linux-gnu/10/../../../../include/x86_64-linux-gnu/c++/10/bits/c++config.h:88:46: note: expanded from macro '_GLIBCXX_DEPRECATED'
Motorist.cpp: # define _GLIBCXX_DEPRECATED __attribute__ ((__deprecated__))
Motorist.cpp: ^
Motorist.cpp: 1 warning generated.
encrypt.cpp: In file included from encrypt.cpp:22:
encrypt.cpp: In file included from ./Keyakv2.h:21:
encrypt.cpp: ./Motorist.h:31:5: warning: 'auto_ptr<unsigned char>' is deprecated [-Wdeprecated-declarations]
encrypt.cpp: auto_ptr<UINT8> state;
encrypt.cpp: ^
encrypt.cpp: /usr/bin/../lib/gcc/x86_64-linux-gnu/10/../../../../include/c++/10/backward/auto_ptr.h:287:7: note: 'auto_ptr<unsigned char>' has been explicitly marked deprecated here
encrypt.cpp: } _GLIBCXX_DEPRECATED;
encrypt.cpp: ^
encrypt.cpp: /usr/bin/../lib/gcc/x86_64-linux-gnu/10/../../../../include/x86_64-linux-gnu/c++/10/bits/c++config.h:88:46: note: expanded from macro '_GLIBCXX_DEPRECATED'
encrypt.cpp: # define _GLIBCXX_DEPRECATED __attribute__ ((__deprecated__))
encrypt.cpp: ^
encrypt.cpp: 1 warning generated.

Number of similar (compiler,implementation) pairs: 8, namely:

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

Compiler output

Implementation: T:ref
Security model: timingleaks
Compiler: g++ -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

Keyakv2.cpp: In file included from Keyakv2.h:21,
Keyakv2.cpp: from Keyakv2.cpp:16:
Keyakv2.cpp: Motorist.h:31:5: warning: 'template<class> class std::auto_ptr' is deprecated [-Wdeprecated-declarations]
Keyakv2.cpp: 31 | auto_ptr<UINT8> state;
Keyakv2.cpp: | ^~~~~~~~
Keyakv2.cpp: In file included from /usr/include/c++/10/memory:83,
Keyakv2.cpp: from Motorist.h:20,
Keyakv2.cpp: from Keyakv2.h:21,
Keyakv2.cpp: from Keyakv2.cpp:16:
Keyakv2.cpp: /usr/include/c++/10/bits/unique_ptr.h:57:28: note: declared here
Keyakv2.cpp: 57 | template<typename> class auto_ptr;
Keyakv2.cpp: | ^~~~~~~~
Motorist.cpp: In file included from Motorist.cpp:17:
Motorist.cpp: Motorist.h:31:5: warning: 'template<class> class std::auto_ptr' is deprecated [-Wdeprecated-declarations]
Motorist.cpp: 31 | auto_ptr<UINT8> state;
Motorist.cpp: | ^~~~~~~~
Motorist.cpp: In file included from /usr/include/c++/10/memory:83,
Motorist.cpp: from Motorist.h:20,
Motorist.cpp: from Motorist.cpp:17:
Motorist.cpp: /usr/include/c++/10/bits/unique_ptr.h:57:28: note: declared here
Motorist.cpp: 57 | template<typename> class auto_ptr;
Motorist.cpp: | ^~~~~~~~
encrypt.cpp: In file included from Keyakv2.h:21,
encrypt.cpp: from encrypt.cpp:22:
encrypt.cpp: Motorist.h:31:5: warning: 'template<class> class std::auto_ptr' is deprecated [-Wdeprecated-declarations]
encrypt.cpp: 31 | auto_ptr<UINT8> state;
encrypt.cpp: | ^~~~~~~~
encrypt.cpp: In file included from /usr/include/c++/10/memory:83,
encrypt.cpp: from Motorist.h:20,
encrypt.cpp: from Keyakv2.h:21,
encrypt.cpp: from encrypt.cpp:22:
encrypt.cpp: /usr/include/c++/10/bits/unique_ptr.h:57:28: note: declared here
encrypt.cpp: 57 | template<typename> class auto_ptr;
encrypt.cpp: | ^~~~~~~~

Number of similar (compiler,implementation) pairs: 8, namely:

Compiler	Implementations
g++ -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref
g++ -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref
g++ -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref
g++ -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref
g++ -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:refnew
g++ -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:refnew
g++ -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:refnew
g++ -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:refnew