Implementation notes: amd64, hydra8, crypto_sort/int32

Computer: hydra8
Microarchitecture: amd64; Ivy Bridge+AES (306a9)
Architecture: amd64
CPU ID: GenuineIntel-000306a9-bfebfbff
SUPERCOP version: 20240107
Operation: crypto_sort
Primitive: int32

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
16846	1937 0 0	13984 860 896	`T:radix256ml`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
17433	1971 0 0	14584 860 896	`T:radix256ml`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
17560	1937 0 0	15928 860 896	`T:radix256ml`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
17859	3372 0 0	17368 860 896	`T:radix256sml`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
17955	3372 0 0	15424 860 896	`T:radix256sml`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
18013	1265 0 0	11600 860 896	`T:radix256ml`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
18251	3037 0 0	15648 860 896	`T:radix256sml`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
18651	1173 0 0	11138 852 896	`T:radix256ml`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
19131	2306 0 0	12640 860 896	`T:radix256sml`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
19919	1788 0 0	11754 852 896	`T:radix256sml`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
19932	1525 0 0	12845 804 960	`T:radix256ml`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
19964	1525 0 0	14093 804 960	`T:radix256ml`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
20127	1303 0 0	11224 780 928	`T:radix256ml`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
20714	2205 0 0	14781 804 960	`T:radix256sml`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
20793	2205 0 0	13533 804 960	`T:radix256sml`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
22176	1946 0 0	11872 780 928	`T:radix256sml`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
22480	2264 0 0	13260 796 960	`T:radix256sml`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
23035	1535 0 0	12524 796 960	`T:radix256ml`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
27504	980 0 0	13000 860 896	`T:herf`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
27566	980 0 0	14944 860 896	`T:herf`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
28019	1284 0 0	11385 892 896	`T:stdsort`	`clang++_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
28392	710 0 0	12005 804 960	`T:herf`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
28510	568 0 0	10880 860 896	`T:herf`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
28666	1015 0 0	13600 860 896	`T:herf`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
28705	522 0 0	10466 852 896	`T:herf`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
28736	709 0 0	13253 804 960	`T:herf`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
29077	632 0 0	10536 780 928	`T:herf`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
31791	1141 0 0	12238 804 992	`T:stdsort`	`g++_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
32464	1328 0 0	12719 812 992	`T:stdsort`	`g++_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
34019	704 0 0	11684 796 960	`T:herf`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
35550	1364 0 0	14023 812 992	`T:stdsort`	`g++_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
36309	1659 0 0	15767 900 896	`T:stdsort`	`clang++_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
39216	930 0 0	10946 788 960	`T:stdsort`	`g++_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
48374	1491 0 0	11927 900 896	`T:stdsort`	`clang++_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
49738	1406 0 0	13559 900 896	`T:stdsort`	`clang++_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
69211	9258 0 0	21813 804 960	`x863`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
69356	8840 0 0	20141 804 960	`x863`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
70787	8861 0 0	19176 860 896	`x863`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
71184	10458 0 0	23056 860 896	`x863`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
71622	10522 0 0	24496 860 896	`x863`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
71726	9360 0 0	20348 796 960	`x863`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
71752	7977 0 0	17922 852 896	`x863`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
71990	9290 0 0	21320 860 896	`x863`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
80404	1315 0 0	13861 804 960	`x86`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
80464	1559 0 0	14152 860 896	`x86`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
80465	1622 0 0	15592 860 896	`x86`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
80581	1315 0 0	12613 804 960	`x86`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
80621	1211 0 0	11154 852 896	`x86`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
82343	1478 0 0	13504 860 896	`x86`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
83493	1416 0 0	12396 796 960	`x86`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
83945	1426 0 0	11744 860 896	`x86`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
84239	1115 0 0	11024 780 928	`x86`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
90335	3935 0 0	13872 780 928	`x863`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
96561	1664 0 0	14205 804 960	`portable4`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
98822	1280 0 0	13864 860 896	`portable4`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
99934	1476 0 0	15448 860 896	`portable4`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
101271	1354 0 0	13376 860 896	`portable4`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
105833	2565 0 0	15160 860 896	`portable5`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
106887	887 0 0	12189 804 960	`portable4`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
110969	2620 0 0	14640 860 896	`portable5`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
111372	866 0 0	11184 860 896	`portable4`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
111588	2838 0 0	16808 860 896	`portable5`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
112200	731 0 0	10632 780 928	`portable4`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
113285	947 0 0	11916 796 960	`portable4`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
115321	2328 0 0	14877 804 960	`portable5`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
115745	1555 0 0	12861 804 960	`portable5`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
116831	445 0 0	11749 804 960	`portable3`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
117506	1748 0 0	12064 860 896	`portable5`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
117549	434 0 0	13032 860 896	`compact`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231217	20231217
117611	434 0 0	13032 860 896	`portable3`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
117693	885 0 0	14888 860 896	`portable3`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
117713	445 0 0	12997 804 960	`compact`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231217	20231217
117725	445 0 0	12997 804 960	`portable3`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
117813	1731 0 0	11666 852 896	`portable5`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
117852	469 0 0	11765 804 960	`compact`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231217	20231217
118349	917 0 0	14920 860 896	`compact`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231217	20231217
119924	913 0 0	12976 860 896	`compact`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231217	20231217
120223	881 0 0	12944 860 896	`portable3`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
120341	430 0 0	10736 860 896	`compact`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231217	20231217
120617	430 0 0	10736 860 896	`portable3`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
121221	1333 0 0	11248 780 928	`portable5`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
121673	365 0 0	10306 852 896	`portable3`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
122268	365 0 0	10306 852 896	`compact`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231217	20231217
123950	1651 0 0	12620 796 960	`portable5`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
124158	385 0 0	10296 780 928	`portable3`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
126666	1072 0 0	11010 852 896	`portable4`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231212	20231212
129066	474 0 0	11444 796 960	`portable3`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231212	20231212
182552	460 0 0	10376 780 928	`compact`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231217	20231217
193540	612 0 0	11588 796 960	`compact`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231217	20231217

Test failure

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

error 111

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

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

Compiler output

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

api.cpp: In file included from api.cpp:3:
api.cpp: In file included from ./aspas.h:204:
api.cpp: In file included from ./aspas.tcc:32:
api.cpp: In file included from ./merger.h:64:
api.cpp: ./merger.tcc:187:17: warning: & has lower precedence than ==; == will be evaluated first [-Wparentheses]
api.cpp: if (num & 1 == 1)
api.cpp: ^~~~~~~~
api.cpp: ./merger.tcc:187:17: note: place parentheses around the '==' expression to silence this warning
api.cpp: if (num & 1 == 1)
api.cpp: ^
api.cpp: ( )
api.cpp: ./merger.tcc:187:17: note: place parentheses around the & expression to evaluate it first
api.cpp: if (num & 1 == 1)
api.cpp: ^
api.cpp: ( )
api.cpp: ./merger.tcc:196:13: warning: & has lower precedence than ==; == will be evaluated first [-Wparentheses]
api.cpp: if(count&1==1)
api.cpp: ^~~~~
api.cpp: ./merger.tcc:196:13: note: place parentheses around the '==' expression to silence this warning
api.cpp: if(count&1==1)
api.cpp: ^
api.cpp: ( )
api.cpp: ./merger.tcc:196:13: note: place parentheses around the & expression to evaluate it first
api.cpp: if(count&1==1)
api.cpp: ^
api.cpp: ...

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

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

Compiler output

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

api.cpp: In file included from sorter.h:123,
api.cpp: from aspas.tcc:31,
api.cpp: from aspas.h:204,
api.cpp: from api.cpp:3:
api.cpp: sorter_avx.tcc:95:47: warning: ignoring attributes on template argument '__m256' [-Wignored-attributes]
api.cpp: 95 | typename std::enable_if<std::is_same<T, __m256>::value>::type
api.cpp: | ^
api.cpp: sorter_avx.tcc:149:47: warning: ignoring attributes on template argument '__m256' [-Wignored-attributes]
api.cpp: 149 | typename std::enable_if<std::is_same<T, __m256>::value>::type
api.cpp: | ^
api.cpp: sorter_avx.tcc:317:47: warning: ignoring attributes on template argument '__m256' [-Wignored-attributes]
api.cpp: 317 | typename std::enable_if<std::is_same<T, __m256>::value>::type
api.cpp: | ^
api.cpp: sorter_avx.tcc:647:48: warning: ignoring attributes on template argument '__m256i' [-Wignored-attributes]
api.cpp: 647 | typename std::enable_if<std::is_same<T, __m256i>::value>::type
api.cpp: | ^
api.cpp: sorter_avx.tcc:701:48: warning: ignoring attributes on template argument '__m256i' [-Wignored-attributes]
api.cpp: 701 | typename std::enable_if<std::is_same<T, __m256i>::value>::type
api.cpp: | ^
api.cpp: sorter_avx.tcc:854:48: warning: ignoring attributes on template argument '__m256i' [-Wignored-attributes]
api.cpp: 854 | typename std::enable_if<std::is_same<T, __m256i>::value>::type
api.cpp: | ^
api.cpp: sorter_avx.tcc:1184:48: warning: ignoring attributes on template argument '__m256d' [-Wignored-attributes]
api.cpp: 1184 | typename std::enable_if<std::is_same<T, __m256d>::value>::type
api.cpp: | ^
api.cpp: ...

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

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

Compiler output

Implementation: avx2
Security model: constbranchindex
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

sort.c: sort.c:960:9: error: always_inline function '_mm256_min_epi32' requires target feature 'avx2', but would be inlined into function 'int32_sort' that is compiled without support for 'avx2'
sort.c: int32x8_MINMAX(x0,x2);
sort.c: ^
sort.c: sort.c:16:15: note: expanded from macro 'int32x8_MINMAX'
sort.c: int32x8 c = int32x8_min(a,b); \
sort.c: ^
sort.c: sort.c:11:21: note: expanded from macro 'int32x8_min'
sort.c: #define int32x8_min _mm256_min_epi32
sort.c: ^
sort.c: sort.c:960:9: error: always_inline function '_mm256_max_epi32' requires target feature 'avx2', but would be inlined into function 'int32_sort' that is compiled without support for 'avx2'
sort.c: sort.c:17:7: note: expanded from macro 'int32x8_MINMAX'
sort.c: b = int32x8_max(a,b); \
sort.c: ^
sort.c: sort.c:12:21: note: expanded from macro 'int32x8_max'
sort.c: #define int32x8_max _mm256_max_epi32
sort.c: ^
sort.c: sort.c:961:9: error: always_inline function '_mm256_min_epi32' requires target feature 'avx2', but would be inlined into function 'int32_sort' that is compiled without support for 'avx2'
sort.c: int32x8_MINMAX(x1,x3);
sort.c: ^
sort.c: sort.c:16:15: note: expanded from macro 'int32x8_MINMAX'
sort.c: int32x8 c = int32x8_min(a,b); \
sort.c: ^
sort.c: sort.c:11:21: note: expanded from macro 'int32x8_min'
sort.c: #define int32x8_min _mm256_min_epi32
sort.c: ^
sort.c: ...

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

Compiler	Implementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	avx2
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	avx2
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	avx2
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	avx2

Compiler output

Implementation: avx2
Security model: constbranchindex
Compiler: clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

sort.c: sort.c:940:40: error: always_inline function '_mm256_set1_epi32' requires target feature 'avx', but would be inlined into function 'int32_sort' that is compiled without support for 'avx'
sort.c: for (i = q>>3;i < q>>2;++i) y[i] = _mm256_set1_epi32(0x7fffffff);
sort.c: ^
sort.c: sort.c:940:40: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
sort.c: sort.c:956:22: error: always_inline function '_mm256_loadu_si256' requires target feature 'avx', but would be inlined into function 'int32_sort' that is compiled without support for 'avx'
sort.c: int32x8 x0 = int32x8_load(&x[i]);
sort.c: ^
sort.c: sort.c:9:25: note: expanded from macro 'int32x8_load'
sort.c: #define int32x8_load(z) _mm256_loadu_si256((__m256i *) (z))
sort.c: ^
sort.c: sort.c:956:22: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
sort.c: sort.c:9:25: note: expanded from macro 'int32x8_load'
sort.c: #define int32x8_load(z) _mm256_loadu_si256((__m256i *) (z))
sort.c: ^
sort.c: sort.c:957:22: error: always_inline function '_mm256_loadu_si256' requires target feature 'avx', but would be inlined into function 'int32_sort' that is compiled without support for 'avx'
sort.c: int32x8 x1 = int32x8_load(&x[i+q]);
sort.c: ^
sort.c: sort.c:9:25: note: expanded from macro 'int32x8_load'
sort.c: #define int32x8_load(z) _mm256_loadu_si256((__m256i *) (z))
sort.c: ^
sort.c: sort.c:957:22: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
sort.c: sort.c:9:25: note: expanded from macro 'int32x8_load'
sort.c: #define int32x8_load(z) _mm256_loadu_si256((__m256i *) (z))
sort.c: ^
sort.c: sort.c:958:22: error: always_inline function '_mm256_loadu_si256' requires target feature 'avx', but would be inlined into function 'int32_sort' that is compiled without support for 'avx'
sort.c: ...

Number of similar (compiler,implementation) pairs: 1, namely:

Compiler	Implementations
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	avx2

Compiler output

Implementation: avx2
Security model: constbranchindex
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

sort.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/11/include/immintrin.h:47,
sort.c: from sort.c:4:
sort.c: sort.c: In function 'minmax_vector':
sort.c: /usr/lib/gcc/x86_64-linux-gnu/11/include/avx2intrin.h:363:1: error: inlining failed in call to 'always_inline' '_mm256_max_epi32': target specific option mismatch
sort.c: 363 | _mm256_max_epi32 (__m256i __A, __m256i __B)
sort.c: | ^~~~~~~~~~~~~~~~
sort.c: sort.c:12:21: note: called from here
sort.c: 12 | #define int32x8_max _mm256_max_epi32
sort.c: | ^
sort.c: sort.c:17:7: note: in expansion of macro 'int32x8_max'
sort.c: 17 | b = int32x8_max(a,b); \
sort.c: | ^~~~~~~~~~~
sort.c: sort.c:36:5: note: in expansion of macro 'int32x8_MINMAX'
sort.c: 36 | int32x8_MINMAX(x0,y0);
sort.c: | ^~~~~~~~~~~~~~
sort.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/11/include/immintrin.h:47,
sort.c: from sort.c:4:
sort.c: /usr/lib/gcc/x86_64-linux-gnu/11/include/avx2intrin.h:405:1: error: inlining failed in call to 'always_inline' '_mm256_min_epi32': target specific option mismatch
sort.c: 405 | _mm256_min_epi32 (__m256i __A, __m256i __B)
sort.c: | ^~~~~~~~~~~~~~~~
sort.c: sort.c:11:21: note: called from here
sort.c: 11 | #define int32x8_min _mm256_min_epi32
sort.c: | ^
sort.c: sort.c:16:15: note: in expansion of macro 'int32x8_min'
sort.c: 16 | int32x8 c = int32x8_min(a,b); \
sort.c: ...

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

Compiler	Implementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	avx2
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	avx2
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	avx2
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	avx2

Compiler output

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

sort.c: sort.c:133:17: warning: passing 'int32[n]' (aka 'int[n]') to parameter of type 'uint32 *' (aka 'unsigned int *') converts between pointers to integer types with different sign [-Wpointer-sign]
sort.c: RadixSort11(x,y,n);
sort.c: ^
sort.c: sort.c:47:48: note: passing argument to parameter 'sort' here
sort.c: static void RadixSort11(uint32 *array, uint32 *sort, uint32 elements)
sort.c: ^
sort.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:herf
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:herf
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:herf
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:herf
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:herf

Compiler output

Implementation: oldavx2
Security model: constbranchindex
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

int32_sort.c: int32_sort.c:332:37: error: always_inline function '_mm256_min_epi32' requires target feature 'avx2', but would be inlined into function 'minmax8' that is compiled without support for 'avx2'
int32_sort.c: _mm256_storeu_si256((__m256i *) x,_mm256_min_epi32(a,b));
int32_sort.c: ^
int32_sort.c: int32_sort.c:333:37: error: always_inline function '_mm256_max_epi32' requires target feature 'avx2', but would be inlined into function 'minmax8' that is compiled without support for 'avx2'
int32_sort.c: _mm256_storeu_si256((__m256i *) y,_mm256_max_epi32(a,b));
int32_sort.c: ^
int32_sort.c: int32_sort.c:18:15: error: always_inline function '_mm256_unpacklo_epi64' requires target feature 'avx2', but would be inlined into function 'minmax02through1315' that is compiled without support for 'avx2'
int32_sort.c: __m256i c = _mm256_unpacklo_epi64(a,b); /* a01b01a45b45 */
int32_sort.c: ^
int32_sort.c: int32_sort.c:19:15: error: always_inline function '_mm256_unpackhi_epi64' requires target feature 'avx2', but would be inlined into function 'minmax02through1315' that is compiled without support for 'avx2'
int32_sort.c: __m256i d = _mm256_unpackhi_epi64(a,b); /* a23b23a67b67 */
int32_sort.c: ^
int32_sort.c: int32_sort.c:20:15: error: always_inline function '_mm256_min_epi32' requires target feature 'avx2', but would be inlined into function 'minmax02through1315' that is compiled without support for 'avx2'
int32_sort.c: __m256i g = _mm256_min_epi32(c,d);
int32_sort.c: ^
int32_sort.c: int32_sort.c:21:15: error: always_inline function '_mm256_max_epi32' requires target feature 'avx2', but would be inlined into function 'minmax02through1315' that is compiled without support for 'avx2'
int32_sort.c: __m256i h = _mm256_max_epi32(c,d);
int32_sort.c: ^
int32_sort.c: int32_sort.c:22:7: error: always_inline function '_mm256_unpacklo_epi64' requires target feature 'avx2', but would be inlined into function 'minmax02through1315' that is compiled without support for 'avx2'
int32_sort.c: a = _mm256_unpacklo_epi64(g,h);
int32_sort.c: ^
int32_sort.c: int32_sort.c:23:7: error: always_inline function '_mm256_unpackhi_epi64' requires target feature 'avx2', but would be inlined into function 'minmax02through1315' that is compiled without support for 'avx2'
int32_sort.c: b = _mm256_unpackhi_epi64(g,h);
int32_sort.c: ^
int32_sort.c: int32_sort.c:32:15: error: '__builtin_ia32_pshufd256' needs target feature avx2
int32_sort.c: ...

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

Compiler	Implementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	oldavx2
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	oldavx2
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	oldavx2
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	oldavx2

Compiler output

Implementation: oldavx2
Security model: constbranchindex
Compiler: clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

int32_sort.c: int32_sort.c:330:15: error: always_inline function '_mm256_loadu_si256' requires target feature 'avx', but would be inlined into function 'minmax8' that is compiled without support for 'avx'
int32_sort.c: __m256i a = _mm256_loadu_si256((__m256i *) x);
int32_sort.c: ^
int32_sort.c: int32_sort.c:330:15: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
int32_sort.c: int32_sort.c:331:15: error: always_inline function '_mm256_loadu_si256' requires target feature 'avx', but would be inlined into function 'minmax8' that is compiled without support for 'avx'
int32_sort.c: __m256i b = _mm256_loadu_si256((__m256i *) y);
int32_sort.c: ^
int32_sort.c: int32_sort.c:331:15: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
int32_sort.c: int32_sort.c:332:37: error: always_inline function '_mm256_min_epi32' requires target feature 'avx2', but would be inlined into function 'minmax8' that is compiled without support for 'avx2'
int32_sort.c: _mm256_storeu_si256((__m256i *) x,_mm256_min_epi32(a,b));
int32_sort.c: ^
int32_sort.c: int32_sort.c:332:37: error: AVX vector argument of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
int32_sort.c: int32_sort.c:332:3: error: always_inline function '_mm256_storeu_si256' requires target feature 'avx', but would be inlined into function 'minmax8' that is compiled without support for 'avx'
int32_sort.c: _mm256_storeu_si256((__m256i *) x,_mm256_min_epi32(a,b));
int32_sort.c: ^
int32_sort.c: int32_sort.c:332:3: error: AVX vector argument of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
int32_sort.c: int32_sort.c:333:37: error: always_inline function '_mm256_max_epi32' requires target feature 'avx2', but would be inlined into function 'minmax8' that is compiled without support for 'avx2'
int32_sort.c: _mm256_storeu_si256((__m256i *) y,_mm256_max_epi32(a,b));
int32_sort.c: ^
int32_sort.c: int32_sort.c:333:37: error: AVX vector argument of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
int32_sort.c: int32_sort.c:333:3: error: always_inline function '_mm256_storeu_si256' requires target feature 'avx', but would be inlined into function 'minmax8' that is compiled without support for 'avx'
int32_sort.c: _mm256_storeu_si256((__m256i *) y,_mm256_max_epi32(a,b));
int32_sort.c: ^
int32_sort.c: int32_sort.c:333:3: error: AVX vector argument of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
int32_sort.c: int32_sort.c:364:34: error: always_inline function '_mm_min_epi32' requires target feature 'sse4.1', but would be inlined into function 'minmax4' that is compiled without support for 'sse4.1'
int32_sort.c: ...

Number of similar (compiler,implementation) pairs: 1, namely:

Compiler	Implementations
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	oldavx2

Compiler output

Implementation: oldavx2
Security model: constbranchindex
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

int32_sort.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/11/include/immintrin.h:47,
int32_sort.c: from int32_sort.c:3:
int32_sort.c: int32_sort.c: In function 'minmax02through1315':
int32_sort.c: /usr/lib/gcc/x86_64-linux-gnu/11/include/avx2intrin.h:878:1: error: inlining failed in call to 'always_inline' '_mm256_unpackhi_epi64': target specific option mismatch
int32_sort.c: 878 | _mm256_unpackhi_epi64 (__m256i __A, __m256i __B)
int32_sort.c: | ^~~~~~~~~~~~~~~~~~~~~
int32_sort.c: int32_sort.c:23:7: note: called from here
int32_sort.c: 23 | b = _mm256_unpackhi_epi64(g,h);
int32_sort.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~~
int32_sort.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/11/include/immintrin.h:47,
int32_sort.c: from int32_sort.c:3:
int32_sort.c: /usr/lib/gcc/x86_64-linux-gnu/11/include/avx2intrin.h:906:1: error: inlining failed in call to 'always_inline' '_mm256_unpacklo_epi64': target specific option mismatch
int32_sort.c: 906 | _mm256_unpacklo_epi64 (__m256i __A, __m256i __B)
int32_sort.c: | ^~~~~~~~~~~~~~~~~~~~~
int32_sort.c: int32_sort.c:22:7: note: called from here
int32_sort.c: 22 | a = _mm256_unpacklo_epi64(g,h);
int32_sort.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~~
int32_sort.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/11/include/immintrin.h:47,
int32_sort.c: from int32_sort.c:3:
int32_sort.c: /usr/lib/gcc/x86_64-linux-gnu/11/include/avx2intrin.h:363:1: error: inlining failed in call to 'always_inline' '_mm256_max_epi32': target specific option mismatch
int32_sort.c: 363 | _mm256_max_epi32 (__m256i __A, __m256i __B)
int32_sort.c: | ^~~~~~~~~~~~~~~~
int32_sort.c: int32_sort.c:21:15: note: called from here
int32_sort.c: 21 | __m256i h = _mm256_max_epi32(c,d);
int32_sort.c: | ^~~~~~~~~~~~~~~~~~~~~
int32_sort.c: ...

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

Compiler	Implementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	oldavx2
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	oldavx2
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	oldavx2
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	oldavx2

Compiler output

Implementation: T:sid1607
Security model: timingleaks
Compiler: clang++ -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

merge_sort.cpp: merge_sort.cpp:11:10: error: always_inline function '_mm256_permutevar8x32_epi32' requires target feature 'avx2', but would be inlined into function 'reverse' that is compiled without support for 'avx2'
merge_sort.cpp: return _mm256_permutevar8x32_epi32(v, global_masks.rev_idx_mask);
merge_sort.cpp: ^
merge_sort.cpp: merge_sort.cpp:31:7: error: always_inline function '_mm256_min_epi32' requires target feature 'avx2', but would be inlined into function 'minmax' that is compiled without support for 'avx2'
merge_sort.cpp: a = _mm256_min_epi32(a, b);
merge_sort.cpp: ^
merge_sort.cpp: merge_sort.cpp:32:7: error: always_inline function '_mm256_max_epi32' requires target feature 'avx2', but would be inlined into function 'minmax' that is compiled without support for 'avx2'
merge_sort.cpp: b = _mm256_max_epi32(t, b);
merge_sort.cpp: ^
merge_sort.cpp: merge_sort.cpp:134:13: error: '__builtin_ia32_pblendd256' needs target feature avx2
merge_sort.cpp: auto a4 = _mm256_blend_epi32(mina, maxa, 0xf0);
merge_sort.cpp: ^
merge_sort.cpp: /usr/lib/llvm-14/lib/clang/14.0.0/include/avx2intrin.h:750:13: note: expanded from macro '_mm256_blend_epi32'
merge_sort.cpp: ((__m256i)__builtin_ia32_pblendd256((__v8si)(__m256i)(V1), \
merge_sort.cpp: ^
merge_sort.cpp: merge_sort.cpp:135:13: error: '__builtin_ia32_pblendd256' needs target feature avx2
merge_sort.cpp: auto b4 = _mm256_blend_epi32(minb, maxb, 0xf0);
merge_sort.cpp: ^
merge_sort.cpp: /usr/lib/llvm-14/lib/clang/14.0.0/include/avx2intrin.h:750:13: note: expanded from macro '_mm256_blend_epi32'
merge_sort.cpp: ((__m256i)__builtin_ia32_pblendd256((__v8si)(__m256i)(V1), \
merge_sort.cpp: ^
merge_sort.cpp: merge_sort.cpp:138:15: error: '__builtin_ia32_pshufd256' needs target feature avx2
merge_sort.cpp: auto a4_1 = _mm256_shuffle_epi32(a4, 0x4e);
merge_sort.cpp: ^
merge_sort.cpp: /usr/lib/llvm-14/lib/clang/14.0.0/include/avx2intrin.h:470:13: note: expanded from macro '_mm256_shuffle_epi32'
merge_sort.cpp: ...

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

Compiler	Implementations
clang++ -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:sid1607
clang++ -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:sid1607
clang++ -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:sid1607
clang++ -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:sid1607

Compiler output

Implementation: T:sid1607
Security model: timingleaks
Compiler: g++ -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

merge_sort.cpp: In file included from /usr/lib/gcc/x86_64-linux-gnu/11/include/immintrin.h:47,
merge_sort.cpp: from merge_sort.h:1,
merge_sort.cpp: from merge_sort.cpp:1:
merge_sort.cpp: /usr/lib/gcc/x86_64-linux-gnu/11/include/avx2intrin.h: In function '__m256i reverse(__m256i&)':
merge_sort.cpp: /usr/lib/gcc/x86_64-linux-gnu/11/include/avx2intrin.h:1044:1: error: inlining failed in call to 'always_inline' '__m256i _mm256_permutevar8x32_epi32(__m256i, __m256i)': target specific option mismatch
merge_sort.cpp: 1044 | _mm256_permutevar8x32_epi32 (__m256i __X, __m256i __Y)
merge_sort.cpp: | ^~~~~~~~~~~~~~~~~~~~~~~~~~~
merge_sort.cpp: merge_sort.cpp:11:37: note: called from here
merge_sort.cpp: 11 | return _mm256_permutevar8x32_epi32(v, global_masks.rev_idx_mask);
merge_sort.cpp: | ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

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

Compiler	Implementations
g++ -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:sid1607
g++ -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:sid1607
g++ -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:sid1607
g++ -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:sid1607