Implementation notes: amd64, gcc67, crypto_hash/jh256

Computer: gcc67
Architecture: amd64
CPU ID: AuthenticAMD-00810f10-178bfbff
SUPERCOP version: 20210125
Operation: crypto_hash
Primitive: jh256

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
18753	7874 0 0	18947 828 920	`T:bitslice_sse2_opt32`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
18755	7874 0 0	18947 828 920	`T:bitslice_sse2_opt32`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
18796	7126 0 0	16797 820 888	`T:bitslice_sse2_opt32`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
18948	7938 0 0	19915 828 920	`T:bitslice_sse2_opt64`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
18955	7188 0 0	16845 820 888	`T:bitslice_sse2_opt64`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
19021	7938 0 0	19011 828 920	`T:bitslice_sse2_opt64`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
19409	8781 0 0	20267 828 888	`T:bitslice_sse2_opt64`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
19505	8701 0 0	20187 828 888	`T:bitslice_sse2_opt32`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
19976	6384 0 0	17493 836 920	`T:bitslice_sse2_opt64`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
19982	6243 0 0	17165 836 920	`T:bitslice_sse2_opt64`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
20274	5826 0 0	15825 820 920	`T:bitslice_sse2_opt64`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
20339	7175 0 0	20254 844 920	`T:bitslice_sse2_opt64`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
20577	7874 0 0	19851 828 920	`T:bitslice_sse2_opt32`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
20748	6225 0 0	17149 836 920	`T:bitslice_sse2_opt32`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
21382	5824 0 0	15825 820 920	`T:bitslice_sse2_opt32`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
21386	6320 0 0	17429 836 920	`T:bitslice_sse2_opt32`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
21520	7111 0 0	20190 844 920	`T:bitslice_sse2_opt32`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
30764	7938 0 0	19011 828 920	`T:bitslice_sse2_opt64`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
40199	11874 0 0	24998 844 920	`T:bitslice_ref32`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
45950	7347 0 0	17313 820 920	`T:simple`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
45971	7567 0 0	17659 820 888	`T:simple`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
45987	7586 0 0	20145 828 920	`T:simple`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
45992	7586 0 0	19241 828 920	`T:simple`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
46013	7586 0 0	19241 828 920	`T:simple`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
47096	7625 0 0	20678 844 920	`T:simple`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
47123	7543 0 0	18437 836 920	`T:simple`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
47696	7625 0 0	18709 836 920	`T:simple`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
47879	8518 0 0	21582 844 920	`T:bitslice_opt32`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
49293	8031 0 0	20065 828 888	`T:simple`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
50849	6864 0 0	18491 820 920	`T:bitslice_opt64`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
50989	6905 0 0	19443 820 920	`T:bitslice_opt64`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
51086	6864 0 0	18491 820 920	`T:bitslice_opt64`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
53172	6366 0 0	16453 812 888	`T:bitslice_opt64`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
54833	7461 0 0	19491 820 888	`T:bitslice_opt64`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
57686	7162 0 0	18285 836 920	`T:bitslice_opt64`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
58937	7048 0 0	17981 836 920	`T:bitslice_opt64`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
59374	11688 0 0	24766 844 920	`T:bitslice_opt64`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
63278	6485 0 0	16497 820 920	`T:bitslice_opt64`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
64245	5983 0 0	17627 820 920	`T:bitslice_ref64`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
64404	5983 0 0	17627 820 920	`T:bitslice_ref64`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
66186	6027 0 0	18579 820 920	`T:bitslice_ref64`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
69139	5266 0 0	16429 836 920	`T:bitslice_ref64`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
69806	4974 0 0	15949 836 920	`T:bitslice_ref64`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
70309	6655 0 0	18699 820 888	`T:bitslice_ref64`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
73416	4433 0 0	14533 812 888	`T:bitslice_ref64`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
96291	6696 0 0	18323 820 920	`T:bitslice_opt32`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
96896	19482 0 0	32566 844 920	`T:bitslice_ref64`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
97382	6696 0 0	19227 820 920	`T:bitslice_opt32`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
98126	6696 0 0	18323 820 920	`T:bitslice_opt32`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
101481	7181 0 0	19227 820 888	`T:bitslice_opt32`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
105089	6038 0 0	16133 812 888	`T:bitslice_opt32`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
106612	5688 0 0	18243 820 920	`T:bitslice_ref32`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
107924	5688 0 0	17339 820 920	`T:bitslice_ref32`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
110603	6341 0 0	18403 820 888	`T:bitslice_ref32`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
110751	6698 0 0	17821 836 920	`T:bitslice_opt32`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
114676	6539 0 0	17469 836 920	`T:bitslice_opt32`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
115044	6000 0 0	16017 820 920	`T:bitslice_opt32`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
126653	4218 0 0	14325 812 888	`T:bitslice_ref32`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114
127785	5122 0 0	16285 836 920	`T:bitslice_ref32`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
129714	4240 0 0	14289 820 920	`T:bitslice_ref64`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
132224	4780 0 0	15741 836 920	`T:bitslice_ref32`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
133297	4102 0 0	14145 820 920	`T:bitslice_ref32`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210115	20210114
182159	5688 0 0	17339 820 920	`T:bitslice_ref32`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210115	20210114

Namespace violations

Implementation: T:bitslice_opt32
Security model: timingleaks
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

nist.o E8 T
nist.o E8_bitslice_roundconstant R
nist.o F8 T
nist.o Final T
nist.o Hash T
nist.o Init T
nist.o JH224_H0 R
nist.o JH256_H0 R
nist.o JH384_H0 R
nist.o JH512_H0 R
nist.o Update T

Number of similar (compiler,implementation) pairs: 18, namely:

Compiler	Implementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:bitslice_opt32
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:bitslice_opt32
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:bitslice_opt32
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:bitslice_opt32
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:bitslice_opt32
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:bitslice_opt32
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:bitslice_opt32
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:bitslice_opt32
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:bitslice_opt32
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:bitslice_opt64
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:bitslice_opt64
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:bitslice_opt64
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:bitslice_opt64
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:bitslice_opt64
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:bitslice_opt64
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:bitslice_opt64
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:bitslice_opt64
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:bitslice_opt64

Namespace violations

Implementation: T:bitslice_ref32
Security model: timingleaks
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

Number of similar (compiler,implementation) pairs: 18, namely:

Compiler	Implementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:bitslice_ref32
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:bitslice_ref32
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:bitslice_ref32
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:bitslice_ref32
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:bitslice_ref32
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:bitslice_ref32
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:bitslice_ref32
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:bitslice_ref32
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:bitslice_ref32
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:bitslice_ref64
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:bitslice_ref64
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:bitslice_ref64
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:bitslice_ref64
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:bitslice_ref64
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:bitslice_ref64
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:bitslice_ref64
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:bitslice_ref64
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:bitslice_ref64

Namespace violations

Implementation: T:bitslice_sse2_opt32
Security model: timingleaks
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

nist.o E8_bitslice_roundconstant R
nist.o F8 T
nist.o Final T
nist.o Hash T
nist.o Init T
nist.o JH224_H0 R
nist.o JH256_H0 R
nist.o JH384_H0 R
nist.o JH512_H0 R
nist.o Update T

Number of similar (compiler,implementation) pairs: 18, namely:

Compiler	Implementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:bitslice_sse2_opt32
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:bitslice_sse2_opt32
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:bitslice_sse2_opt32
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:bitslice_sse2_opt32
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:bitslice_sse2_opt32
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:bitslice_sse2_opt32
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:bitslice_sse2_opt32
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:bitslice_sse2_opt32
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:bitslice_sse2_opt32
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:bitslice_sse2_opt64
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:bitslice_sse2_opt64
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:bitslice_sse2_opt64
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:bitslice_sse2_opt64
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:bitslice_sse2_opt64
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:bitslice_sse2_opt64
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:bitslice_sse2_opt64
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:bitslice_sse2_opt64
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:bitslice_sse2_opt64

Namespace violations

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

hash.o F8 T
hash.o c R
hash.o iv R

Number of similar (compiler,implementation) pairs: 9, namely:

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