Implementation notes: x86, samba, crypto_sign/dilithium4

Computer: samba
Architecture: x86
CPU ID: GenuineIntel-000506e3-bfebfbff
SUPERCOP version: 20190803
Operation: crypto_sign
Primitive: dilithium4

Time	Implementation	Compiler	Benchmark date	SUPERCOP version
4330048	`ref`	`gcc -m32 -march=corei7 -O3 -fomit-frame-pointer`	20190805	20190803
4330397	`ref`	`gcc -m32 -march=core2 -msse4 -O3 -fomit-frame-pointer`	20190805	20190803
4395395	`ref`	`gcc -funroll-loops -m32 -march=pentium4 -O3 -fomit-frame-pointer`	20190805	20190803
4396316	`ref`	`gcc -m32 -march=core2 -O3 -fomit-frame-pointer`	20190805	20190803
4420927	`ref`	`gcc -m32 -march=core-avx2 -O3 -fomit-frame-pointer`	20190805	20190803
4430885	`ref`	`gcc -m32 -march=core2 -msse4.1 -O3 -fomit-frame-pointer`	20190805	20190803
4465730	`ref`	`gcc -m32 -march=native -mtune=native -O3 -fomit-frame-pointer`	20190805	20190803
4480242	`ref`	`gcc -funroll-loops -m32 -march=pentium4 -O2 -fomit-frame-pointer`	20190805	20190803
4507071	`ref`	`gcc -m32 -march=pentium4 -O3 -fomit-frame-pointer`	20190805	20190803
4516356	`ref`	`gcc -funroll-loops -m32 -march=pentium4 -O -fomit-frame-pointer`	20190805	20190803
4563596	`ref`	`gcc -funroll-loops -m32 -march=pentium-m -O -fomit-frame-pointer`	20190805	20190803
4566540	`ref`	`gcc -funroll-loops -m32 -march=k8 -O -fomit-frame-pointer`	20190805	20190803
4591240	`ref`	`gcc -funroll-loops -m32 -march=barcelona -O -fomit-frame-pointer`	20190805	20190803
4594936	`ref`	`gcc -m32 -march=native -mtune=native -O2 -fomit-frame-pointer`	20190805	20190803
4620953	`ref`	`gcc -m32 -march=corei7-avx -O2 -fomit-frame-pointer`	20190805	20190803
4627351	`ref`	`gcc -m32 -march=core-avx-i -O2 -fomit-frame-pointer`	20190805	20190803
4629758	`ref`	`gcc -m32 -march=core-avx2 -O2 -fomit-frame-pointer`	20190805	20190803
4632028	`ref`	`gcc -m32 -march=core-avx-i -O3 -fomit-frame-pointer`	20190805	20190803
4637581	`ref`	`gcc -funroll-loops -m32 -march=athlon -O3 -fomit-frame-pointer`	20190805	20190803
4658782	`ref`	`gcc -m32 -march=corei7-avx -O3 -fomit-frame-pointer`	20190805	20190803
4661439	`ref`	`gcc -m32 -march=corei7 -O2 -fomit-frame-pointer`	20190805	20190803
4668486	`ref`	`gcc -m32 -march=core2 -msse4 -O2 -fomit-frame-pointer`	20190805	20190803
4677631	`ref`	`gcc -m32 -march=core2 -msse4.1 -O2 -fomit-frame-pointer`	20190805	20190803
4728563	`ref`	`gcc -m32 -march=athlon -O3 -fomit-frame-pointer`	20190805	20190803
4737594	`ref`	`gcc -m32 -march=core-avx2 -Os -fomit-frame-pointer`	20190805	20190803
4743073	`ref`	`gcc -m32 -march=native -mtune=native -Os -fomit-frame-pointer`	20190805	20190803
4761563	`ref`	`gcc -m32 -march=core-avx-i -Os -fomit-frame-pointer`	20190805	20190803
4774721	`ref`	`gcc -m32 -march=core2 -msse4.1 -Os -fomit-frame-pointer`	20190805	20190803
4782402	`ref`	`gcc -m32 -march=corei7-avx -Os -fomit-frame-pointer`	20190805	20190803
4782498	`ref`	`gcc -m32 -march=corei7 -Os -fomit-frame-pointer`	20190805	20190803
4790679	`ref`	`gcc -m32 -march=core2 -msse4 -Os -fomit-frame-pointer`	20190805	20190803
4814304	`ref`	`gcc -m32 -march=core2 -O2 -fomit-frame-pointer`	20190805	20190803
4825806	`ref`	`gcc -funroll-loops -m32 -march=prescott -O2 -fomit-frame-pointer`	20190805	20190803
4828205	`ref`	`gcc -funroll-loops -m32 -march=nocona -O2 -fomit-frame-pointer`	20190805	20190803
4843199	`ref`	`gcc -m32 -march=pentium4 -O2 -fomit-frame-pointer`	20190805	20190803
4843920	`ref`	`gcc -funroll-loops -m32 -march=prescott -O3 -fomit-frame-pointer`	20190805	20190803
4844044	`ref`	`gcc -funroll-loops -m32 -O3 -fomit-frame-pointer`	20190805	20190803
4845361	`ref`	`gcc -funroll-loops -m32 -march=athlon -O2 -fomit-frame-pointer`	20190805	20190803
4855164	`ref`	`gcc -funroll-loops -m32 -march=nocona -O -fomit-frame-pointer`	20190805	20190803
4864345	`ref`	`gcc -funroll-loops -m32 -march=pentium2 -O -fomit-frame-pointer`	20190805	20190803
4870891	`ref`	`gcc -funroll-loops -m32 -march=k6-2 -O3 -fomit-frame-pointer`	20190805	20190803
4874939	`ref`	`gcc -funroll-loops -m32 -march=pentiumpro -O -fomit-frame-pointer`	20190805	20190803
4876740	`ref`	`gcc -m32 -march=prescott -Os -fomit-frame-pointer`	20190805	20190803
4881667	`ref`	`gcc -m32 -march=nocona -Os -fomit-frame-pointer`	20190805	20190803
4885573	`ref`	`gcc -funroll-loops -m32 -march=k6 -O3 -fomit-frame-pointer`	20190805	20190803
4885665	`ref`	`gcc -funroll-loops -m32 -O2 -fomit-frame-pointer`	20190805	20190803
4887081	`ref`	`gcc -m32 -march=prescott -O3 -fomit-frame-pointer`	20190805	20190803
4891076	`ref`	`gcc -funroll-loops -m32 -march=k6-3 -O3 -fomit-frame-pointer`	20190805	20190803
4898046	`ref`	`gcc -funroll-loops -m32 -march=prescott -O -fomit-frame-pointer`	20190805	20190803
4899665	`ref`	`gcc -m32 -march=pentium4 -Os -fomit-frame-pointer`	20190805	20190803
4900170	`ref`	`gcc -funroll-loops -m32 -march=k6-3 -O2 -fomit-frame-pointer`	20190805	20190803
4904930	`ref`	`gcc -m32 -march=core2 -Os -fomit-frame-pointer`	20190805	20190803
4910556	`ref`	`gcc -funroll-loops -m32 -march=nocona -O3 -fomit-frame-pointer`	20190805	20190803
4919577	`ref`	`gcc -funroll-loops -m32 -march=nocona -Os -fomit-frame-pointer`	20190805	20190803
4927429	`ref`	`gcc -funroll-loops -m32 -march=pentium3 -O -fomit-frame-pointer`	20190805	20190803
4928647	`ref`	`gcc -funroll-loops -m32 -march=athlon -O -fomit-frame-pointer`	20190805	20190803
4935074	`ref`	`gcc -funroll-loops -m32 -march=pentium4 -Os -fomit-frame-pointer`	20190805	20190803
4935964	`ref`	`gcc -funroll-loops -m32 -march=k6 -O2 -fomit-frame-pointer`	20190805	20190803
4943861	`ref`	`gcc -funroll-loops -m32 -march=prescott -Os -fomit-frame-pointer`	20190805	20190803
4945774	`ref`	`gcc -m32 -march=nocona -O3 -fomit-frame-pointer`	20190805	20190803
4961718	`ref`	`gcc -funroll-loops -m32 -march=pentium3 -O3 -fomit-frame-pointer`	20190805	20190803
4966661	`ref`	`gcc -funroll-loops -m32 -march=pentium-m -Os -fomit-frame-pointer`	20190805	20190803
4976879	`ref`	`gcc -m32 -march=k6-3 -O3 -fomit-frame-pointer`	20190805	20190803
4987417	`ref`	`gcc -funroll-loops -m32 -march=pentium2 -O2 -fomit-frame-pointer`	20190805	20190803
4988798	`ref`	`gcc -m32 -march=pentium-m -Os -fomit-frame-pointer`	20190805	20190803
4988949	`ref`	`gcc -funroll-loops -m32 -march=k6-2 -O2 -fomit-frame-pointer`	20190805	20190803
4989070	`ref`	`gcc -funroll-loops -m32 -march=pentium2 -O3 -fomit-frame-pointer`	20190805	20190803
4989968	`ref`	`gcc -m32 -march=k6-2 -O3 -fomit-frame-pointer`	20190805	20190803
4994683	`ref`	`gcc -funroll-loops -m32 -march=pentiumpro -O2 -fomit-frame-pointer`	20190805	20190803
5016170	`ref`	`gcc -funroll-loops -m32 -O -fomit-frame-pointer`	20190805	20190803
5021993	`ref`	`gcc -funroll-loops -m32 -march=pentium3 -O2 -fomit-frame-pointer`	20190805	20190803
5025066	`ref`	`gcc -m32 -march=core-avx2 -O -fomit-frame-pointer`	20190805	20190803
5035851	`ref`	`gcc -m32 -O3 -fomit-frame-pointer`	20190805	20190803
5037635	`ref`	`gcc -funroll-loops -m32 -march=pentiumpro -O3 -fomit-frame-pointer`	20190805	20190803
5050925	`ref`	`gcc -funroll-loops -m32 -march=k6-3 -O -fomit-frame-pointer`	20190805	20190803
5062545	`ref`	`gcc -m32 -march=pentium-m -O -fomit-frame-pointer`	20190805	20190803
5080234	`ref`	`gcc -funroll-loops -m32 -march=k6 -O -fomit-frame-pointer`	20190805	20190803
5083536	`ref`	`gcc -funroll-loops -m32 -march=k6-2 -O -fomit-frame-pointer`	20190805	20190803
5083953	`ref`	`gcc -m32 -march=pentium3 -O3 -fomit-frame-pointer`	20190805	20190803
5094405	`ref`	`gcc -m32 -march=native -mtune=native -O -fomit-frame-pointer`	20190805	20190803
5111554	`ref`	`gcc -m32 -march=k8 -O -fomit-frame-pointer`	20190805	20190803
5111845	`ref`	`gcc -m32 -march=k6 -O3 -fomit-frame-pointer`	20190805	20190803
5111871	`ref`	`gcc -m32 -march=pentium2 -O3 -fomit-frame-pointer`	20190805	20190803
5127990	`ref`	`gcc -m32 -march=pentium4 -O -fomit-frame-pointer`	20190805	20190803
5205786	`ref`	`gcc -m32 -march=pentium2 -O -fomit-frame-pointer`	20190805	20190803
5211940	`ref`	`gcc -m32 -march=pentium3 -O -fomit-frame-pointer`	20190805	20190803
5221909	`ref`	`gcc -m32 -march=pentiumpro -O -fomit-frame-pointer`	20190805	20190803
5223394	`ref`	`gcc -m32 -march=pentiumpro -O3 -fomit-frame-pointer`	20190805	20190803
5224530	`ref`	`gcc -m32 -march=barcelona -O -fomit-frame-pointer`	20190805	20190803
5241707	`ref`	`gcc -m32 -march=nocona -O2 -fomit-frame-pointer`	20190805	20190803
5242518	`ref`	`gcc -m32 -march=core2 -msse4.1 -O -fomit-frame-pointer`	20190805	20190803
5245561	`ref`	`gcc -m32 -march=core2 -msse4 -O -fomit-frame-pointer`	20190805	20190803
5246072	`ref`	`gcc -m32 -march=corei7-avx -O -fomit-frame-pointer`	20190805	20190803
5250175	`ref`	`gcc -m32 -march=prescott -O2 -fomit-frame-pointer`	20190805	20190803
5251413	`ref`	`gcc -m32 -march=core-avx-i -O -fomit-frame-pointer`	20190805	20190803
5258608	`ref`	`gcc -m32 -march=corei7 -O -fomit-frame-pointer`	20190805	20190803
5260274	`ref`	`gcc -m32 -march=core2 -O -fomit-frame-pointer`	20190805	20190803
5272940	`ref`	`gcc -m32 -march=athlon -O2 -fomit-frame-pointer`	20190805	20190803
5317798	`ref`	`gcc -m32 -march=k6-3 -Os -fomit-frame-pointer`	20190805	20190803
5319590	`ref`	`gcc -m32 -march=k6 -Os -fomit-frame-pointer`	20190805	20190803
5320963	`ref`	`gcc -m32 -march=k6-2 -Os -fomit-frame-pointer`	20190805	20190803
5327402	`ref`	`gcc -funroll-loops -m32 -march=k6 -Os -fomit-frame-pointer`	20190805	20190803
5327563	`ref`	`gcc -funroll-loops -m32 -march=k6-2 -Os -fomit-frame-pointer`	20190805	20190803
5370155	`ref`	`gcc -m32 -march=nocona -O -fomit-frame-pointer`	20190805	20190803
5378861	`ref`	`gcc -m32 -march=pentium -Os -fomit-frame-pointer`	20190805	20190803
5379292	`ref`	`gcc -funroll-loops -m32 -march=k6-3 -Os -fomit-frame-pointer`	20190805	20190803
5380330	`ref`	`gcc -m32 -march=pentium-mmx -Os -fomit-frame-pointer`	20190805	20190803
5395227	`ref`	`gcc -funroll-loops -m32 -Os -fomit-frame-pointer`	20190805	20190803
5397728	`ref`	`gcc -m32 -march=prescott -O -fomit-frame-pointer`	20190805	20190803
5407740	`ref`	`gcc -m32 -march=i486 -Os -fomit-frame-pointer`	20190805	20190803
5411924	`ref`	`gcc -m32 -march=i386 -Os -fomit-frame-pointer`	20190805	20190803
5415938	`ref`	`gcc -m32 -march=athlon -O -fomit-frame-pointer`	20190805	20190803
5444250	`ref`	`gcc -m32 -march=athlon -Os -fomit-frame-pointer`	20190805	20190803
5446181	`ref`	`gcc -funroll-loops -m32 -march=athlon -Os -fomit-frame-pointer`	20190805	20190803
5449554	`ref`	`gcc -m32 -Os -fomit-frame-pointer`	20190805	20190803
5450629	`ref`	`gcc -funroll-loops -m32 -march=pentium -Os -fomit-frame-pointer`	20190805	20190803
5465551	`ref`	`gcc -funroll-loops -m32 -march=i386 -Os -fomit-frame-pointer`	20190805	20190803
5471103	`ref`	`gcc -funroll-loops -m32 -march=i486 -Os -fomit-frame-pointer`	20190805	20190803
5473365	`ref`	`gcc -m32 -march=pentiumpro -O2 -fomit-frame-pointer`	20190805	20190803
5485905	`ref`	`gcc -m32 -march=pentium2 -O2 -fomit-frame-pointer`	20190805	20190803
5494169	`ref`	`gcc -funroll-loops -m32 -march=pentium-mmx -Os -fomit-frame-pointer`	20190805	20190803
5496595	`ref`	`gcc -funroll-loops -m32 -march=i486 -O2 -fomit-frame-pointer`	20190805	20190803
5500470	`ref`	`gcc -m32 -march=pentiumpro -Os -fomit-frame-pointer`	20190805	20190803
5503821	`ref`	`gcc -m32 -march=k6-2 -O2 -fomit-frame-pointer`	20190805	20190803
5505000	`ref`	`gcc -m32 -march=k6-3 -O2 -fomit-frame-pointer`	20190805	20190803
5505098	`ref`	`gcc -m32 -march=pentium2 -Os -fomit-frame-pointer`	20190805	20190803
5507197	`ref`	`gcc -m32 -march=pentium3 -Os -fomit-frame-pointer`	20190805	20190803
5510677	`ref`	`gcc -m32 -march=k6 -O2 -fomit-frame-pointer`	20190805	20190803
5530465	`ref`	`gcc -funroll-loops -m32 -march=i486 -O3 -fomit-frame-pointer`	20190805	20190803
5531127	`ref`	`gcc -funroll-loops -m32 -march=pentium2 -Os -fomit-frame-pointer`	20190805	20190803
5534204	`ref`	`gcc -funroll-loops -m32 -march=pentium3 -Os -fomit-frame-pointer`	20190805	20190803
5535319	`ref`	`gcc -m32 -march=pentium3 -O2 -fomit-frame-pointer`	20190805	20190803
5547673	`ref`	`gcc -funroll-loops -m32 -march=pentiumpro -Os -fomit-frame-pointer`	20190805	20190803
5558081	`ref`	`gcc -m32 -march=k6-2 -O -fomit-frame-pointer`	20190805	20190803
5575342	`ref`	`gcc -m32 -march=k6-3 -O -fomit-frame-pointer`	20190805	20190803
5575901	`ref`	`gcc -m32 -O2 -fomit-frame-pointer`	20190805	20190803
5619246	`ref`	`gcc -m32 -march=k6 -O -fomit-frame-pointer`	20190805	20190803
5631214	`ref`	`gcc -funroll-loops -m32 -march=pentium-mmx -O2 -fomit-frame-pointer`	20190805	20190803
5658351	`ref`	`gcc -m32 -O -fomit-frame-pointer`	20190805	20190803
5681405	`ref`	`gcc -funroll-loops -m32 -march=pentium-mmx -O -fomit-frame-pointer`	20190805	20190803
5684625	`ref`	`gcc -funroll-loops -m32 -march=pentium -O3 -fomit-frame-pointer`	20190805	20190803
5707769	`ref`	`gcc -funroll-loops -m32 -march=pentium -O -fomit-frame-pointer`	20190805	20190803
5712796	`ref`	`gcc -funroll-loops -m32 -march=pentium-mmx -O3 -fomit-frame-pointer`	20190805	20190803
5754323	`ref`	`gcc -funroll-loops -m32 -march=pentium -O2 -fomit-frame-pointer`	20190805	20190803
5792514	`ref`	`gcc -m32 -march=i486 -O3 -fomit-frame-pointer`	20190805	20190803
5794502	`ref`	`gcc -funroll-loops -m32 -march=i486 -O -fomit-frame-pointer`	20190805	20190803
5985149	`ref`	`gcc -m32 -march=pentium -O3 -fomit-frame-pointer`	20190805	20190803
5985187	`ref`	`gcc -funroll-loops -m32 -march=i386 -O -fomit-frame-pointer`	20190805	20190803
6004451	`ref`	`gcc -m32 -march=pentium-mmx -O3 -fomit-frame-pointer`	20190805	20190803
6053439	`ref`	`gcc -m32 -march=i486 -O2 -fomit-frame-pointer`	20190805	20190803
6053871	`ref`	`gcc -funroll-loops -m32 -march=i386 -O3 -fomit-frame-pointer`	20190805	20190803
6166464	`ref`	`gcc -m32 -march=i486 -O -fomit-frame-pointer`	20190805	20190803
6181603	`ref`	`gcc -funroll-loops -m32 -march=i386 -O2 -fomit-frame-pointer`	20190805	20190803
6229845	`ref`	`gcc -m32 -march=pentium -O -fomit-frame-pointer`	20190805	20190803
6245034	`ref`	`gcc -m32 -march=pentium-mmx -O -fomit-frame-pointer`	20190805	20190803
6343760	`ref`	`gcc -m32 -march=i386 -O -fomit-frame-pointer`	20190805	20190803
6389473	`ref`	`gcc -m32 -march=i386 -O3 -fomit-frame-pointer`	20190805	20190803
6429000	`ref`	`gcc -m32 -march=pentium-mmx -O2 -fomit-frame-pointer`	20190805	20190803
6489974	`ref`	`gcc -m32 -march=pentium -O2 -fomit-frame-pointer`	20190805	20190803
6744502	`ref`	`gcc -m32 -march=i386 -O2 -fomit-frame-pointer`	20190805	20190803
8614752	`ref`	`gcc -funroll-loops -m32 -march=pentium-m -O3 -fomit-frame-pointer`	20190805	20190803
8690333	`ref`	`gcc -funroll-loops -m32 -march=pentium-m -O2 -fomit-frame-pointer`	20190805	20190803
8744087	`ref`	`gcc -m32 -march=pentium-m -O3 -fomit-frame-pointer`	20190805	20190803
8962924	`ref`	`gcc -funroll-loops -m32 -march=barcelona -O3 -fomit-frame-pointer`	20190805	20190803
8972936	`ref`	`gcc -m32 -march=pentium-m -O2 -fomit-frame-pointer`	20190805	20190803
9057254	`ref`	`gcc -funroll-loops -m32 -march=barcelona -O2 -fomit-frame-pointer`	20190805	20190803
9121405	`ref`	`gcc -m32 -march=barcelona -O3 -fomit-frame-pointer`	20190805	20190803
9148125	`ref`	`gcc -funroll-loops -m32 -march=k8 -O2 -fomit-frame-pointer`	20190805	20190803
9338434	`ref`	`gcc -m32 -march=barcelona -Os -fomit-frame-pointer`	20190805	20190803
9434455	`ref`	`gcc -funroll-loops -m32 -march=barcelona -Os -fomit-frame-pointer`	20190805	20190803
9565841	`ref`	`gcc -m32 -march=k8 -O3 -fomit-frame-pointer`	20190805	20190803
9615068	`ref`	`gcc -funroll-loops -m32 -march=k8 -O3 -fomit-frame-pointer`	20190805	20190803
9685766	`ref`	`gcc -m32 -march=barcelona -O2 -fomit-frame-pointer`	20190805	20190803
9702351	`ref`	`gcc -funroll-loops -m32 -march=k8 -Os -fomit-frame-pointer`	20190805	20190803
9785339	`ref`	`gcc -m32 -march=k8 -Os -fomit-frame-pointer`	20190805	20190803
9846774	`ref`	`gcc -m32 -march=k8 -O2 -fomit-frame-pointer`	20190805	20190803

Compiler output

Implementation: crypto_sign/dilithium4/avx2
Compiler: gcc -funroll-loops -m32 -O2 -fomit-frame-pointer

Number of similar (compiler,implementation) pairs: 156, namely:

Compiler	Implementations
gcc -funroll-loops -m32 -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -O -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=athlon -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=athlon -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=athlon -O -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=athlon -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=barcelona -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=barcelona -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=barcelona -O -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=barcelona -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=i386 -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=i386 -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=i386 -O -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=i386 -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=i486 -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=i486 -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=i486 -O -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=i486 -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=k6-2 -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=k6-2 -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=k6-2 -O -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=k6-2 -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=k6-3 -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=k6-3 -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=k6-3 -O -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=k6-3 -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=k6 -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=k6 -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=k6 -O -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=k6 -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=k8 -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=k8 -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=k8 -O -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=k8 -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=nocona -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=nocona -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=nocona -O -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=nocona -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium-m -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium-m -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium-m -O -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium-m -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium-mmx -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium-mmx -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium-mmx -O -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium-mmx -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium2 -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium2 -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium2 -O -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium2 -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium3 -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium3 -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium3 -O -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium3 -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium4 -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium4 -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium4 -O -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium4 -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium -O -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentium -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentiumpro -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentiumpro -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentiumpro -O -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=pentiumpro -Os -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=prescott -O2 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=prescott -O3 -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=prescott -O -fomit-frame-pointer	avx2
gcc -funroll-loops -m32 -march=prescott -Os -fomit-frame-pointer	avx2
gcc -m32 -O2 -fomit-frame-pointer	avx2
gcc -m32 -O3 -fomit-frame-pointer	avx2
gcc -m32 -O -fomit-frame-pointer	avx2
gcc -m32 -Os -fomit-frame-pointer	avx2
gcc -m32 -march=athlon -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=athlon -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=athlon -O -fomit-frame-pointer	avx2
gcc -m32 -march=athlon -Os -fomit-frame-pointer	avx2
gcc -m32 -march=core2 -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=core2 -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=core2 -O -fomit-frame-pointer	avx2
gcc -m32 -march=core2 -Os -fomit-frame-pointer	avx2
gcc -m32 -march=core2 -msse4.1 -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=core2 -msse4.1 -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=core2 -msse4.1 -O -fomit-frame-pointer	avx2
gcc -m32 -march=core2 -msse4.1 -Os -fomit-frame-pointer	avx2
gcc -m32 -march=core2 -msse4 -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=core2 -msse4 -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=core2 -msse4 -O -fomit-frame-pointer	avx2
gcc -m32 -march=core2 -msse4 -Os -fomit-frame-pointer	avx2
gcc -m32 -march=corei7 -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=corei7 -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=corei7 -O -fomit-frame-pointer	avx2
gcc -m32 -march=corei7 -Os -fomit-frame-pointer	avx2
gcc -m32 -march=i386 -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=i386 -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=i386 -O -fomit-frame-pointer	avx2
gcc -m32 -march=i386 -Os -fomit-frame-pointer	avx2
gcc -m32 -march=i486 -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=i486 -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=i486 -O -fomit-frame-pointer	avx2
gcc -m32 -march=i486 -Os -fomit-frame-pointer	avx2
gcc -m32 -march=k6-2 -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=k6-2 -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=k6-2 -O -fomit-frame-pointer	avx2
gcc -m32 -march=k6-2 -Os -fomit-frame-pointer	avx2
gcc -m32 -march=k6-3 -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=k6-3 -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=k6-3 -O -fomit-frame-pointer	avx2
gcc -m32 -march=k6-3 -Os -fomit-frame-pointer	avx2
gcc -m32 -march=k6 -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=k6 -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=k6 -O -fomit-frame-pointer	avx2
gcc -m32 -march=k6 -Os -fomit-frame-pointer	avx2
gcc -m32 -march=k8 -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=k8 -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=k8 -O -fomit-frame-pointer	avx2
gcc -m32 -march=k8 -Os -fomit-frame-pointer	avx2
gcc -m32 -march=nocona -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=nocona -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=nocona -O -fomit-frame-pointer	avx2
gcc -m32 -march=nocona -Os -fomit-frame-pointer	avx2
gcc -m32 -march=pentium-m -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=pentium-m -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=pentium-m -O -fomit-frame-pointer	avx2
gcc -m32 -march=pentium-m -Os -fomit-frame-pointer	avx2
gcc -m32 -march=pentium-mmx -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=pentium-mmx -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=pentium-mmx -O -fomit-frame-pointer	avx2
gcc -m32 -march=pentium-mmx -Os -fomit-frame-pointer	avx2
gcc -m32 -march=pentium2 -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=pentium2 -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=pentium2 -O -fomit-frame-pointer	avx2
gcc -m32 -march=pentium2 -Os -fomit-frame-pointer	avx2
gcc -m32 -march=pentium3 -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=pentium3 -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=pentium3 -O -fomit-frame-pointer	avx2
gcc -m32 -march=pentium3 -Os -fomit-frame-pointer	avx2
gcc -m32 -march=pentium4 -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=pentium4 -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=pentium4 -O -fomit-frame-pointer	avx2
gcc -m32 -march=pentium4 -Os -fomit-frame-pointer	avx2
gcc -m32 -march=pentium -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=pentium -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=pentium -O -fomit-frame-pointer	avx2
gcc -m32 -march=pentium -Os -fomit-frame-pointer	avx2
gcc -m32 -march=pentiumpro -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=pentiumpro -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=pentiumpro -O -fomit-frame-pointer	avx2
gcc -m32 -march=pentiumpro -Os -fomit-frame-pointer	avx2
gcc -m32 -march=prescott -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=prescott -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=prescott -O -fomit-frame-pointer	avx2
gcc -m32 -march=prescott -Os -fomit-frame-pointer	avx2

Compiler output

Implementation: crypto_sign/dilithium4/avx2
Compiler: gcc -m32 -march=barcelona -O2 -fomit-frame-pointer

KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c: In function 'KeccakP1600times4_AddLanesAll':
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c:135:40: warning: AVX vector return without AVX enabled changes the ABI [-Wpsabi]
KeccakP-1600-times4-SIMD256.c: #define Xor_In4( argIndex ) lanes0 = LOAD256u( curData0[argIndex]),\
KeccakP-1600-times4-SIMD256.c: ^
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c:146:9: note: in expansion of macro 'Xor_In4'
KeccakP-1600-times4-SIMD256.c: Xor_In4( 0 );
KeccakP-1600-times4-SIMD256.c: ^~~~~~~
KeccakP-1600-times4-SIMD256.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/7/include/immintrin.h:43:0,
KeccakP-1600-times4-SIMD256.c: from KeccakP-1600-times4-SIMD256.c:21:
KeccakP-1600-times4-SIMD256.c: /usr/lib/gcc/x86_64-linux-gnu/7/include/avx2intrin.h:913:1: error: inlining failed in call to always_inline '_mm256_xor_si256': target specific option mismatch
KeccakP-1600-times4-SIMD256.c: _mm256_xor_si256 (__m256i __A, __m256i __B)
KeccakP-1600-times4-SIMD256.c: ^~~~~~~~~~~~~~~~
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c:55:41: note: called from here
KeccakP-1600-times4-SIMD256.c: #define XOReq256(a, b) a = _mm256_xor_si256(a, b)
KeccakP-1600-times4-SIMD256.c: ^~~~~~~~~~~~~~~~~~~~~~
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c:143:33: note: in expansion of macro 'XOReq256'
KeccakP-1600-times4-SIMD256.c: XOReq256( stateAsLanes[argIndex+3], lanes3 )
KeccakP-1600-times4-SIMD256.c: ^~~~~~~~
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c:149:9: note: in expansion of macro 'Xor_In4'
KeccakP-1600-times4-SIMD256.c: Xor_In4( 12 );
KeccakP-1600-times4-SIMD256.c: ^~~~~~~
KeccakP-1600-times4-SIMD256.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/7/include/immintrin.h:43:0,
KeccakP-1600-times4-SIMD256.c: from KeccakP-1600-times4-SIMD256.c:21:
KeccakP-1600-times4-SIMD256.c: /usr/lib/gcc/x86_64-linux-gnu/7/include/avx2intrin.h:913:1: error: inlining failed in call to always_inline '_mm256_xor_si256': target specific option mismatch
KeccakP-1600-times4-SIMD256.c: _mm256_xor_si256 (__m256i __A, __m256i __B)
KeccakP-1600-times4-SIMD256.c: ...
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c: In function 'KeccakP1600times4_AddLanesAll':
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c:135:40: warning: AVX vector return without AVX enabled changes the ABI [-Wpsabi]
KeccakP-1600-times4-SIMD256.c: #define Xor_In4( argIndex ) lanes0 = LOAD256u( curData0[argIndex]),\
KeccakP-1600-times4-SIMD256.c: ^
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c:146:9: note: in expansion of macro 'Xor_In4'
KeccakP-1600-times4-SIMD256.c: Xor_In4( 0 );
KeccakP-1600-times4-SIMD256.c: ^~~~~~~
KeccakP-1600-times4-SIMD256.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/7/include/immintrin.h:43:0,
KeccakP-1600-times4-SIMD256.c: from KeccakP-1600-times4-SIMD256.c:21:
KeccakP-1600-times4-SIMD256.c: /usr/lib/gcc/x86_64-linux-gnu/7/include/avx2intrin.h:913:1: error: inlining failed in call to always_inline '_mm256_xor_si256': target specific option mismatch
KeccakP-1600-times4-SIMD256.c: _mm256_xor_si256 (__m256i __A, __m256i __B)
KeccakP-1600-times4-SIMD256.c: ^~~~~~~~~~~~~~~~
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c:55:41: note: called from here
KeccakP-1600-times4-SIMD256.c: #define XOReq256(a, b) a = _mm256_xor_si256(a, b)
KeccakP-1600-times4-SIMD256.c: ^~~~~~~~~~~~~~~~~~~~~~
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c:143:33: note: in expansion of macro 'XOReq256'
KeccakP-1600-times4-SIMD256.c: XOReq256( stateAsLanes[argIndex+3], lanes3 )
KeccakP-1600-times4-SIMD256.c: ^~~~~~~~
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c:149:9: note: in expansion of macro 'Xor_In4'
KeccakP-1600-times4-SIMD256.c: Xor_In4( 12 );
KeccakP-1600-times4-SIMD256.c: ^~~~~~~
KeccakP-1600-times4-SIMD256.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/7/include/immintrin.h:43:0,
KeccakP-1600-times4-SIMD256.c: from KeccakP-1600-times4-SIMD256.c:21:
KeccakP-1600-times4-SIMD256.c: /usr/lib/gcc/x86_64-linux-gnu/7/include/avx2intrin.h:913:1: error: inlining failed in call to always_inline '_mm256_xor_si256': target specific option mismatch
KeccakP-1600-times4-SIMD256.c: _mm256_xor_si256 (__m256i __A, __m256i __B)
KeccakP-1600-times4-SIMD256.c: ...

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

Compiler	Implementations
gcc -m32 -march=barcelona -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=barcelona -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=barcelona -O -fomit-frame-pointer	avx2
gcc -m32 -march=barcelona -Os -fomit-frame-pointer	avx2

Compiler output

Implementation: crypto_sign/dilithium4/avx2
Compiler: gcc -m32 -march=core-avx-i -O2 -fomit-frame-pointer

KeccakP-1600-times4-SIMD256.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/7/include/immintrin.h:43:0,
KeccakP-1600-times4-SIMD256.c: from KeccakP-1600-times4-SIMD256.c:21:
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c: In function 'KeccakP1600times4_AddLanesAll':
KeccakP-1600-times4-SIMD256.c: /usr/lib/gcc/x86_64-linux-gnu/7/include/avx2intrin.h:913:1: error: inlining failed in call to always_inline '_mm256_xor_si256': target specific option mismatch
KeccakP-1600-times4-SIMD256.c: _mm256_xor_si256 (__m256i __A, __m256i __B)
KeccakP-1600-times4-SIMD256.c: ^~~~~~~~~~~~~~~~
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c:55:41: note: called from here
KeccakP-1600-times4-SIMD256.c: #define XOReq256(a, b) a = _mm256_xor_si256(a, b)
KeccakP-1600-times4-SIMD256.c: ^~~~~~~~~~~~~~~~~~~~~~
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c:143:33: note: in expansion of macro 'XOReq256'
KeccakP-1600-times4-SIMD256.c: XOReq256( stateAsLanes[argIndex+3], lanes3 )
KeccakP-1600-times4-SIMD256.c: ^~~~~~~~
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c:149:9: note: in expansion of macro 'Xor_In4'
KeccakP-1600-times4-SIMD256.c: Xor_In4( 12 );
KeccakP-1600-times4-SIMD256.c: ^~~~~~~
KeccakP-1600-times4-SIMD256.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/7/include/immintrin.h:43:0,
KeccakP-1600-times4-SIMD256.c: from KeccakP-1600-times4-SIMD256.c:21:
KeccakP-1600-times4-SIMD256.c: /usr/lib/gcc/x86_64-linux-gnu/7/include/avx2intrin.h:913:1: error: inlining failed in call to always_inline '_mm256_xor_si256': target specific option mismatch
KeccakP-1600-times4-SIMD256.c: _mm256_xor_si256 (__m256i __A, __m256i __B)
KeccakP-1600-times4-SIMD256.c: ^~~~~~~~~~~~~~~~
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c:55:41: note: called from here
KeccakP-1600-times4-SIMD256.c: #define XOReq256(a, b) a = _mm256_xor_si256(a, b)
KeccakP-1600-times4-SIMD256.c: ^~~~~~~~~~~~~~~~~~~~~~
KeccakP-1600-times4-SIMD256.c: KeccakP-1600-times4-SIMD256.c:142:33: note: in expansion of macro 'XOReq256'
KeccakP-1600-times4-SIMD256.c: XOReq256( stateAsLanes[argIndex+2], lanes2 ),\
KeccakP-1600-times4-SIMD256.c: ...

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

Compiler	Implementations
gcc -m32 -march=core-avx-i -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=core-avx-i -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=core-avx-i -O -fomit-frame-pointer	avx2
gcc -m32 -march=core-avx-i -Os -fomit-frame-pointer	avx2
gcc -m32 -march=corei7-avx -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=corei7-avx -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=corei7-avx -O -fomit-frame-pointer	avx2
gcc -m32 -march=corei7-avx -Os -fomit-frame-pointer	avx2

Compiler output

Implementation: crypto_sign/dilithium4/avx2
Compiler: gcc -m32 -march=core-avx2 -O2 -fomit-frame-pointer

invntt.s: invntt.s: Assembler messages:
invntt.s: invntt.s:47: Error: bad register name `%rip)'
invntt.s: invntt.s:48: Error: bad register name `%rip)'
invntt.s: invntt.s:49: Error: bad register name `%rip)'
invntt.s: invntt.s:52: Error: bad register name `%rsi)'
invntt.s: invntt.s:53: Error: bad register name `%rsi)'
invntt.s: invntt.s:54: Error: bad register name `%rsi)'
invntt.s: invntt.s:55: Error: bad register name `%rsi)'
invntt.s: invntt.s:58: Error: bad register name `%ymm8'
invntt.s: invntt.s:59: Error: bad register name `%ymm10'
invntt.s: invntt.s:59: Error: bad register name `%ymm10'
invntt.s: invntt.s:61: Error: bad register name `%ymm8'
invntt.s: invntt.s:61: Error: bad register name `%ymm8'
invntt.s: invntt.s:62: Error: bad register name `%ymm10'
invntt.s: invntt.s:62: Error: bad register name `%ymm10'
invntt.s: invntt.s:66: Error: bad register name `%ymm8'
invntt.s: invntt.s:67: Error: bad register name `%ymm10'
invntt.s: invntt.s:70: Error: bad register name `%rdx)'
invntt.s: invntt.s:71: Error: bad register name `%rdx)'
invntt.s: invntt.s:72: Error: bad register name `%ymm12'
invntt.s: invntt.s:73: Error: bad register name `%ymm13'
invntt.s: invntt.s:74: Error: bad register name `%ymm8'
invntt.s: invntt.s:76: Error: bad register name `%ymm12'
invntt.s: invntt.s:77: Error: bad register name `%ymm13'
invntt.s: invntt.s:78: Error: bad register name `%ymm9'
invntt.s: ...

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

Compiler	Implementations
gcc -m32 -march=core-avx2 -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=core-avx2 -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=core-avx2 -O -fomit-frame-pointer	avx2
gcc -m32 -march=core-avx2 -Os -fomit-frame-pointer	avx2
gcc -m32 -march=native -mtune=native -O2 -fomit-frame-pointer	avx2
gcc -m32 -march=native -mtune=native -O3 -fomit-frame-pointer	avx2
gcc -m32 -march=native -mtune=native -O -fomit-frame-pointer	avx2
gcc -m32 -march=native -mtune=native -Os -fomit-frame-pointer	avx2