Implementation notes: amd64, panther, crypto_aead/riverkeyakv2

Computer: panther
Microarchitecture: amd64; Tiger Lake (806c1)
Architecture: amd64
CPU ID: GenuineIntel-000806c1-00-bfebfbff
SUPERCOP version: 20240107
Operation: crypto_aead
Primitive: riverkeyakv2

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
41003	68189 0 0	73040 780 1080	`T:generic32`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
41105	79519 0 0	85448 780 1080	`T:generic32`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
42042	55395 0 0	60315 756 1048	`T:generic32`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
42441	65344 0 0	68379 820 1016	`T:generic32`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
42663	65530 0 0	69680 780 1080	`T:generic32`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
43175	114164 0 0	119051 756 1048	`T:generic64`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
43476	136582 0 0	142488 780 1080	`T:generic64`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
44356	126657 0 0	130760 780 1080	`T:generic64`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
44853	80923 0 0	86856 780 1080	`T:generic32lc`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
44910	129220 0 0	134016 780 1080	`T:generic64`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
46737	56254 0 0	61171 756 1048	`T:generic32lc`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
46908	66267 0 0	70416 780 1080	`T:generic32lc`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
47088	69033 0 0	73888 780 1080	`T:generic32lc`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
47828	86848 0 0	86109 828 1048	`T:generic32lc`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
48256	80456 0 0	81325 828 1048	`T:generic32lc`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
48603	61693 0 0	64971 820 1016	`T:generic32lc`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
49345	141295 0 0	147200 780 1080	`T:generic64lc`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
49533	117590 0 0	122467 756 1048	`T:generic64lc`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
50133	131563 0 0	134579 820 1016	`T:generic64`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
50334	132234 0 0	137040 780 1080	`T:generic64lc`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
50558	66248 0 0	69283 820 1016	`T:generic32lc`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
51837	130541 0 0	134648 780 1080	`T:generic64lc`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
52544	83306 0 0	83501 828 1016	`T:generic32lc`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
52927	81170 0 0	81365 828 1016	`T:generic32`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
55988	144718 0 0	144589 828 1048	`T:generic64`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
56477	150950 0 0	149213 828 1048	`T:generic64`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
56965	129550 0 0	131259 820 1016	`T:generic64`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
58798	70038 0 12	67656 844 1016	`T:reference`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
60468	85016 0 0	83717 828 1048	`T:generic32`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
60500	78672 0 0	78981 828 1048	`T:generic32`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
61064	135585 0 0	138603 820 1016	`T:generic64lc`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
61425	62163 0 0	64891 820 1016	`T:generic32`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
61886	148788 0 0	150181 828 1048	`T:generic64lc`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
61983	155068 0 0	154853 828 1048	`T:generic64lc`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
63248	130197 0 0	133443 820 1016	`T:generic64lc`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
63553	148149 0 0	148605 828 1016	`T:generic64`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
63706	66088 0 12	64648 844 1048	`T:reference`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
64342	147290 0 0	147749 828 1016	`T:generic64lc`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
75567	72625 0 12	69552 844 1048	`T:reference`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
91325	62822 0 16	66035 796 1080	`T:reference`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
119491	60130 0 0	63621 828 1048	`T:compact`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
129969	68177 0 0	74160 780 1080	`T:compact`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
206234	40587 0 0	46747 756 1048	`T:compact`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
211442	52903 0 0	59160 780 1080	`T:compact`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
214844	49782 0 0	55083 820 1016	`T:compact`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
218491	50038 0 0	55984 780 1080	`T:compact`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
253634	44296 0 0	49771 820 1016	`T:compact`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
374854	57656 0 12	58547 836 1016	`T:reference`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
455631	58356 0 16	61147 796 1080	`T:reference`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
628517	45461 0 16	48651 772 1048	`T:reference`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
717661	67046 680 5	97455 2284 1112	`T:refnew`	`g++_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
732906	64577 584 5	94822 2164 1112	`T:ref`	`g++_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
747728	46531 552 5	75177 1692 1048	`T:ref`	`clang++_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
749305	41362 648 5	70075 1788 1048	`T:refnew`	`clang++_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
756996	48700 648 5	77449 1788 1048	`T:refnew`	`clang++_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
757766	40197 552 5	68819 1692 1048	`T:ref`	`clang++_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
760558	51933 0 12	53251 836 1016	`T:reference`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
808522	57074 0 16	59075 796 1080	`T:reference`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
985840	53825 648 5	82855 2284 1112	`T:refnew`	`g++_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
991070	51608 552 5	80509 2164 1112	`T:ref`	`g++_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
1320960	29301 648 5	53266 1748 1016	`T:refnew`	`clang++_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
1338973	28694 552 5	52786 1652 1016	`T:ref`	`clang++_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
2668306	47377 648 5	75435 2268 1112	`T:refnew`	`g++_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
2677896	45733 552 5	73739 2156 1112	`T:ref`	`g++_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
3361831	22298 552 5	47707 1636 1080	`T:ref`	`g++_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
3411605	22879 648 5	48532 1732 1080	`T:refnew`	`g++_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
3969093	52635 928 5	76753 2092 1016	`T:refnew`	`clang++_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212
4022011	51812 672 5	77713 1988 1016	`T:ref`	`clang++_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231213	20231212

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