Implementation notes: amd64, skylake, crypto_hash/md6d224

Computer: skylake
Architecture: amd64
CPU ID: GenuineIntel-000506e3-bfebfbff
SUPERCOP version: 20161026
Operation: crypto_hash
Primitive: md6d224

Time	Implementation	Compiler	Benchmark date	SUPERCOP version
28282	`ref`	`gcc -m64 -march=native -mtune=native -O2 -fomit-frame-pointer`	20161215	20161026
28536	`ref`	`gcc -funroll-loops -m64 -march=barcelona -O2 -fomit-frame-pointer`	20161215	20161026
28572	`ref`	`gcc -m64 -march=core-avx2 -O2 -fomit-frame-pointer`	20161215	20161026
28590	`ref`	`gcc -m64 -march=core2 -O2 -fomit-frame-pointer`	20161215	20161026
28682	`ref`	`gcc -m64 -march=corei7-avx -O2 -fomit-frame-pointer`	20161215	20161026
28704	`ref`	`gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer`	20161215	20161026
28770	`ref`	`gcc -funroll-loops -O2 -fomit-frame-pointer`	20161215	20161026
28780	`ref`	`gcc -march=k8 -O2 -fomit-frame-pointer`	20161215	20161026
28786	`ref`	`gcc -m64 -O2 -fomit-frame-pointer`	20161215	20161026
28904	`ref`	`gcc -m64 -march=core2 -msse4.1 -O2 -fomit-frame-pointer`	20161215	20161026
28908	`ref`	`gcc -funroll-loops -m64 -march=nocona -O2 -fomit-frame-pointer`	20161215	20161026
28940	`ref`	`gcc -O2 -fomit-frame-pointer`	20161215	20161026
28942	`ref`	`gcc -m64 -march=nocona -O2 -fomit-frame-pointer`	20161215	20161026
28954	`ref`	`gcc -funroll-loops -m64 -O2 -fomit-frame-pointer`	20161215	20161026
28994	`ref`	`gcc -m64 -march=barcelona -O2 -fomit-frame-pointer`	20161215	20161026
29036	`ref`	`gcc -m64 -march=core2 -msse4 -O2 -fomit-frame-pointer`	20161215	20161026
29056	`ref`	`gcc -m64 -march=core-avx-i -O2 -fomit-frame-pointer`	20161215	20161026
29110	`ref`	`gcc -march=nocona -O2 -fomit-frame-pointer`	20161215	20161026
29144	`ref`	`gcc -m64 -march=corei7 -O2 -fomit-frame-pointer`	20161215	20161026
29188	`ref`	`gcc -funroll-loops -m64 -march=k8 -O2 -fomit-frame-pointer`	20161215	20161026
29208	`ref`	`gcc -funroll-loops -march=nocona -O2 -fomit-frame-pointer`	20161215	20161026
29340	`ref`	`gcc -m64 -march=k8 -O2 -fomit-frame-pointer`	20161215	20161026
29352	`ref`	`gcc -march=barcelona -O2 -fomit-frame-pointer`	20161215	20161026
29420	`ref`	`gcc -fno-schedule-insns -O2 -fomit-frame-pointer`	20161215	20161026
29600	`ref`	`gcc -funroll-loops -march=k8 -O2 -fomit-frame-pointer`	20161215	20161026
29616	`ref`	`gcc -funroll-loops -march=barcelona -O2 -fomit-frame-pointer`	20161215	20161026
29718	`ref`	`gcc -m64 -march=core-avx2 -Os -fomit-frame-pointer`	20161215	20161026
29822	`ref`	`gcc -funroll-loops -m64 -march=barcelona -Os -fomit-frame-pointer`	20161215	20161026
29880	`ref`	`gcc -funroll-loops -m64 -march=nocona -Os -fomit-frame-pointer`	20161215	20161026
29904	`ref`	`gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer`	20161215	20161026
29986	`ref`	`gcc -funroll-loops -m64 -march=k8 -Os -fomit-frame-pointer`	20161215	20161026
30000	`ref`	`gcc -funroll-loops -march=k8 -Os -fomit-frame-pointer`	20161215	20161026
30010	`ref`	`gcc -funroll-loops -march=barcelona -Os -fomit-frame-pointer`	20161215	20161026
30244	`ref`	`gcc -funroll-loops -m64 -Os -fomit-frame-pointer`	20161215	20161026
30252	`ref`	`gcc -m64 -march=core2 -Os -fomit-frame-pointer`	20161215	20161026
30262	`ref`	`gcc -fno-schedule-insns -Os -fomit-frame-pointer`	20161215	20161026
30262	`ref`	`gcc -m64 -march=native -mtune=native -Os -fomit-frame-pointer`	20161215	20161026
30284	`ref`	`gcc -m64 -march=core2 -msse4.1 -Os -fomit-frame-pointer`	20161215	20161026
30284	`ref`	`gcc -march=nocona -Os -fomit-frame-pointer`	20161215	20161026
30288	`ref`	`gcc -Os -fomit-frame-pointer`	20161215	20161026
30338	`ref`	`gcc -m64 -march=core2 -msse4 -Os -fomit-frame-pointer`	20161215	20161026
30346	`ref`	`gcc -m64 -march=corei7 -Os -fomit-frame-pointer`	20161215	20161026
30358	`ref`	`gcc -m64 -Os -fomit-frame-pointer`	20161215	20161026
30366	`ref`	`gcc -m64 -march=core-avx-i -Os -fomit-frame-pointer`	20161215	20161026
30380	`ref`	`gcc -m64 -march=corei7-avx -Os -fomit-frame-pointer`	20161215	20161026
30482	`ref`	`gcc -m64 -march=k8 -Os -fomit-frame-pointer`	20161215	20161026
30490	`ref`	`gcc -funroll-loops -march=nocona -Os -fomit-frame-pointer`	20161215	20161026
30502	`ref`	`gcc -m64 -march=barcelona -Os -fomit-frame-pointer`	20161215	20161026
30688	`ref`	`gcc -funroll-loops -Os -fomit-frame-pointer`	20161215	20161026
30772	`ref`	`gcc -march=barcelona -Os -fomit-frame-pointer`	20161215	20161026
30826	`ref`	`gcc -march=k8 -Os -fomit-frame-pointer`	20161215	20161026
31034	`ref`	`gcc -m64 -march=nocona -Os -fomit-frame-pointer`	20161215	20161026
35726	`ref`	`gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv`	20161215	20161026
36230	`ref`	`gcc -funroll-loops -march=barcelona -O -fomit-frame-pointer`	20161215	20161026
36382	`ref`	`gcc -funroll-loops -m64 -O -fomit-frame-pointer`	20161215	20161026
36594	`ref`	`gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer`	20161215	20161026
36614	`ref`	`gcc -funroll-loops -m64 -march=barcelona -O -fomit-frame-pointer`	20161215	20161026
36688	`ref`	`gcc -funroll-loops -m64 -march=k8 -O -fomit-frame-pointer`	20161215	20161026
36828	`ref`	`gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv`	20161215	20161026
36990	`ref`	`gcc -funroll-loops -march=k8 -O -fomit-frame-pointer`	20161215	20161026
37006	`ref`	`gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv`	20161215	20161026
37074	`ref`	`gcc -funroll-loops -march=nocona -O -fomit-frame-pointer`	20161215	20161026
37332	`ref`	`gcc -m64 -march=core2 -O -fomit-frame-pointer`	20161215	20161026
37434	`ref`	`gcc -funroll-loops -O -fomit-frame-pointer`	20161215	20161026
37438	`ref`	`gcc -m64 -march=core2 -msse4 -O -fomit-frame-pointer`	20161215	20161026
37508	`ref`	`gcc -m64 -march=native -mtune=native -O -fomit-frame-pointer`	20161215	20161026
37560	`ref`	`gcc -m64 -march=core-avx-i -O -fomit-frame-pointer`	20161215	20161026
37572	`ref`	`gcc -m64 -march=core-avx2 -O -fomit-frame-pointer`	20161215	20161026
37620	`ref`	`gcc -funroll-loops -m64 -march=nocona -O -fomit-frame-pointer`	20161215	20161026
37714	`ref`	`gcc -m64 -march=corei7 -O -fomit-frame-pointer`	20161215	20161026
37788	`ref`	`gcc -march=k8 -O -fomit-frame-pointer`	20161215	20161026
37860	`ref`	`gcc -march=nocona -O -fomit-frame-pointer`	20161215	20161026
37932	`ref`	`gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv`	20161215	20161026
37942	`ref`	`gcc -fno-schedule-insns -O -fomit-frame-pointer`	20161215	20161026
37976	`ref`	`gcc -m64 -march=k8 -O -fomit-frame-pointer`	20161215	20161026
38010	`ref`	`gcc -m64 -march=core2 -msse4.1 -O -fomit-frame-pointer`	20161215	20161026
38054	`ref`	`gcc -m64 -march=nocona -O -fomit-frame-pointer`	20161215	20161026
38094	`ref`	`gcc -m64 -march=barcelona -O -fomit-frame-pointer`	20161215	20161026
38168	`ref`	`gcc -march=barcelona -O -fomit-frame-pointer`	20161215	20161026
38322	`ref`	`gcc -m64 -O -fomit-frame-pointer`	20161215	20161026
38490	`ref`	`gcc -m64 -march=corei7-avx -O -fomit-frame-pointer`	20161215	20161026
39350	`ref`	`gcc -O -fomit-frame-pointer`	20161215	20161026
42666	`ref`	`gcc -funroll-loops -march=nocona -O3 -fomit-frame-pointer`	20161215	20161026
42688	`ref`	`gcc -funroll-loops -O3 -fomit-frame-pointer`	20161215	20161026
43044	`ref`	`gcc -funroll-loops -m64 -O3 -fomit-frame-pointer`	20161215	20161026
43086	`ref`	`gcc -m64 -march=native -mtune=native -O3 -fomit-frame-pointer`	20161215	20161026
43208	`ref`	`gcc -m64 -march=core2 -msse4 -O3 -fomit-frame-pointer`	20161215	20161026
43312	`ref`	`gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer`	20161215	20161026
43394	`ref`	`gcc -m64 -march=corei7 -O3 -fomit-frame-pointer`	20161215	20161026
43480	`ref`	`gcc -m64 -march=core2 -msse4.1 -O3 -fomit-frame-pointer`	20161215	20161026
43502	`ref`	`gcc -fno-schedule-insns -O3 -fomit-frame-pointer`	20161215	20161026
43542	`ref`	`gcc -m64 -march=corei7-avx -O3 -fomit-frame-pointer`	20161215	20161026
43744	`ref`	`gcc -funroll-loops -m64 -march=nocona -O3 -fomit-frame-pointer`	20161215	20161026
43814	`ref`	`gcc -m64 -march=core-avx2 -O3 -fomit-frame-pointer`	20161215	20161026
43916	`ref`	`gcc -march=nocona -O3 -fomit-frame-pointer`	20161215	20161026
43936	`ref`	`gcc -m64 -march=core2 -O3 -fomit-frame-pointer`	20161215	20161026
43978	`ref`	`gcc -m64 -march=core-avx-i -O3 -fomit-frame-pointer`	20161215	20161026
44008	`ref`	`gcc -m64 -O3 -fomit-frame-pointer`	20161215	20161026
44490	`ref`	`gcc -O3 -fomit-frame-pointer`	20161215	20161026
44776	`ref`	`gcc -m64 -march=nocona -O3 -fomit-frame-pointer`	20161215	20161026
47006	`ref`	`gcc -funroll-loops -m64 -march=k8 -O3 -fomit-frame-pointer`	20161215	20161026
47028	`ref`	`gcc -funroll-loops -m64 -march=barcelona -O3 -fomit-frame-pointer`	20161215	20161026
47288	`ref`	`gcc -funroll-loops -march=k8 -O3 -fomit-frame-pointer`	20161215	20161026
47364	`ref`	`gcc -funroll-loops -march=barcelona -O3 -fomit-frame-pointer`	20161215	20161026
48054	`ref`	`gcc -march=k8 -O3 -fomit-frame-pointer`	20161215	20161026
48156	`ref`	`gcc -march=barcelona -O3 -fomit-frame-pointer`	20161215	20161026
48380	`ref`	`gcc -m64 -march=k8 -O3 -fomit-frame-pointer`	20161215	20161026
49934	`ref`	`gcc -m64 -march=barcelona -O3 -fomit-frame-pointer`	20161215	20161026
139200	`ref`	`cc`	20161215	20161026
140216	`ref`	`gcc`	20161215	20161026
142506	`ref`	`gcc -funroll-loops`	20161215	20161026

Compiler output

Implementation: crypto_hash/md6d224/ref
Compiler: clang -O3 -fomit-frame-pointer -Qunused-arguments

md6_compress.c: md6_compress.c:424:11: warning: equality comparison with extraneous parentheses [-Wparentheses-equality]
md6_compress.c: if ( (C == NULL) ) return MD6_NULL_C;
md6_compress.c: ~~^~~~~~~
md6_compress.c: md6_compress.c:424:11: note: remove extraneous parentheses around the comparison to silence this warning
md6_compress.c: if ( (C == NULL) ) return MD6_NULL_C;
md6_compress.c: ~ ^ ~
md6_compress.c: md6_compress.c:424:11: note: use '=' to turn this equality comparison into an assignment
md6_compress.c: if ( (C == NULL) ) return MD6_NULL_C;
md6_compress.c: ^~
md6_compress.c: =
md6_compress.c: md6_compress.c:425:11: warning: equality comparison with extraneous parentheses [-Wparentheses-equality]
md6_compress.c: if ( (B == NULL) ) return MD6_NULL_B;
md6_compress.c: ~~^~~~~~~
md6_compress.c: md6_compress.c:425:11: note: remove extraneous parentheses around the comparison to silence this warning
md6_compress.c: if ( (B == NULL) ) return MD6_NULL_B;
md6_compress.c: ~ ^ ~
md6_compress.c: md6_compress.c:425:11: note: use '=' to turn this equality comparison into an assignment
md6_compress.c: if ( (B == NULL) ) return MD6_NULL_B;
md6_compress.c: ^~
md6_compress.c: =
md6_compress.c: md6_compress.c:431:11: warning: equality comparison with extraneous parentheses [-Wparentheses-equality]
md6_compress.c: if ( (K == NULL) ) return MD6_NULL_K;
md6_compress.c: ~~^~~~~~~
md6_compress.c: md6_compress.c:431:11: note: remove extraneous parentheses around the comparison to silence this warning
md6_compress.c: if ( (K == NULL) ) return MD6_NULL_K;
md6_compress.c: ...

Number of similar (compiler,implementation) pairs: 10, namely:

Compiler	Implementations
clang -O3 -fomit-frame-pointer -Qunused-arguments	ref
clang -O3 -fwrapv -march=native -fomit-frame-pointer -Qunused-arguments	ref
clang -O3 -fwrapv -march=x86-64 -mcpu=core-avx2 -mavx2 -maes -mpclmul -fomit-frame-pointer -Qunused-arguments	ref
clang -O3 -fwrapv -mavx2 -fomit-frame-pointer -Qunused-arguments	ref
clang -O3 -fwrapv -mavx -fomit-frame-pointer -Qunused-arguments	ref
clang -O3 -fwrapv -mavx -maes -mpclmul -fomit-frame-pointer -Qunused-arguments	ref
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments	ref
clang -mcpu=cortex-a8 -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments	ref
clang -mcpu=cortex-a9 -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments	ref
clang -mcpu=native -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments	ref