Implementation notes: amd64, skylake, crypto_sign/sflashv2

Computer: skylake
Architecture: amd64
CPU ID: GenuineIntel-000506e3-bfebfbff
SUPERCOP version: 20161026
Operation: crypto_sign
Primitive: sflashv2

Time	Implementation	Compiler	Benchmark date	SUPERCOP version
174176	`ref`	`gcc -funroll-loops -march=nocona -O2 -fomit-frame-pointer`	20161217	20161026
174414	`ref`	`gcc -funroll-loops -O2 -fomit-frame-pointer`	20161217	20161026
174624	`ref`	`gcc -funroll-loops -m64 -O2 -fomit-frame-pointer`	20161217	20161026
174790	`ref`	`gcc -funroll-loops -march=k8 -O2 -fomit-frame-pointer`	20161217	20161026
174850	`ref`	`gcc -funroll-loops -m64 -march=barcelona -O2 -fomit-frame-pointer`	20161217	20161026
174956	`ref`	`gcc -funroll-loops -m64 -march=k8 -O2 -fomit-frame-pointer`	20161217	20161026
175002	`ref`	`gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer`	20161217	20161026
175010	`ref`	`gcc -funroll-loops -march=barcelona -O2 -fomit-frame-pointer`	20161217	20161026
177706	`ref`	`gcc -funroll-loops -m64 -march=nocona -O2 -fomit-frame-pointer`	20161217	20161026
199728	`ref`	`gcc -funroll-loops -m64 -march=nocona -O3 -fomit-frame-pointer`	20161217	20161026
200624	`ref`	`clang -O3 -fwrapv -march=native -fomit-frame-pointer -Qunused-arguments`	20161217	20161026
201014	`ref`	`clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments`	20161217	20161026
201130	`ref`	`gcc -funroll-loops -march=nocona -O3 -fomit-frame-pointer`	20161217	20161026
202064	`ref`	`gcc -funroll-loops -m64 -O3 -fomit-frame-pointer`	20161217	20161026
202344	`ref`	`gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer`	20161217	20161026
202814	`ref`	`gcc -funroll-loops -m64 -march=k8 -O3 -fomit-frame-pointer`	20161217	20161026
203226	`ref`	`gcc -funroll-loops -march=barcelona -O3 -fomit-frame-pointer`	20161217	20161026
203704	`ref`	`gcc -funroll-loops -march=k8 -O3 -fomit-frame-pointer`	20161217	20161026
204084	`ref`	`clang -O3 -fomit-frame-pointer -Qunused-arguments`	20161217	20161026
204520	`ref`	`gcc -funroll-loops -m64 -march=barcelona -O3 -fomit-frame-pointer`	20161217	20161026
205170	`ref`	`gcc -funroll-loops -O3 -fomit-frame-pointer`	20161217	20161026
207834	`ref`	`clang -mcpu=native -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments`	20161217	20161026
210594	`ref`	`clang -mcpu=cortex-a9 -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments`	20161217	20161026
210812	`ref`	`clang -mcpu=cortex-a8 -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments`	20161217	20161026
211014	`ref`	`clang -O3 -fwrapv -mavx -fomit-frame-pointer -Qunused-arguments`	20161217	20161026
212190	`ref`	`clang -O3 -fwrapv -mavx -maes -mpclmul -fomit-frame-pointer -Qunused-arguments`	20161217	20161026
213148	`ref`	`clang -O3 -fwrapv -mavx2 -fomit-frame-pointer -Qunused-arguments`	20161217	20161026
213266	`ref`	`clang -O3 -fwrapv -march=x86-64 -mcpu=core-avx2 -mavx2 -maes -mpclmul -fomit-frame-pointer -Qunused-arguments`	20161217	20161026
216072	`ref`	`gcc -m64 -march=corei7-avx -O2 -fomit-frame-pointer`	20161217	20161026
216138	`ref`	`gcc -m64 -march=core-avx-i -O2 -fomit-frame-pointer`	20161217	20161026
216464	`ref`	`gcc -m64 -march=corei7 -O2 -fomit-frame-pointer`	20161217	20161026
220502	`ref`	`gcc -march=nocona -O2 -fomit-frame-pointer`	20161217	20161026
221320	`ref`	`gcc -m64 -march=nocona -O2 -fomit-frame-pointer`	20161217	20161026
223024	`ref`	`gcc -m64 -march=core2 -msse4 -O2 -fomit-frame-pointer`	20161217	20161026
223388	`ref`	`gcc -m64 -march=core2 -O2 -fomit-frame-pointer`	20161217	20161026
223722	`ref`	`gcc -m64 -march=core2 -msse4.1 -O2 -fomit-frame-pointer`	20161217	20161026
223880	`ref`	`gcc -march=barcelona -O2 -fomit-frame-pointer`	20161217	20161026
224522	`ref`	`gcc -m64 -march=core-avx2 -O2 -fomit-frame-pointer`	20161217	20161026
224558	`ref`	`gcc -m64 -march=barcelona -O2 -fomit-frame-pointer`	20161217	20161026
224792	`ref`	`gcc -m64 -march=native -mtune=native -O2 -fomit-frame-pointer`	20161217	20161026
228968	`ref`	`gcc -funroll-loops -march=nocona -O -fomit-frame-pointer`	20161217	20161026
229118	`ref`	`gcc -funroll-loops -march=k8 -O -fomit-frame-pointer`	20161217	20161026
229156	`ref`	`gcc -funroll-loops -march=barcelona -O -fomit-frame-pointer`	20161217	20161026
229608	`ref`	`gcc -funroll-loops -m64 -O -fomit-frame-pointer`	20161217	20161026
229664	`ref`	`gcc -funroll-loops -m64 -march=k8 -O -fomit-frame-pointer`	20161217	20161026
229916	`ref`	`gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer`	20161217	20161026
231212	`ref`	`gcc -funroll-loops -O -fomit-frame-pointer`	20161217	20161026
231488	`ref`	`gcc -funroll-loops -m64 -march=barcelona -O -fomit-frame-pointer`	20161217	20161026
231554	`ref`	`gcc -funroll-loops -m64 -march=nocona -O -fomit-frame-pointer`	20161217	20161026
235188	`ref`	`gcc -march=k8 -O2 -fomit-frame-pointer`	20161217	20161026
235650	`ref`	`gcc -m64 -march=k8 -O2 -fomit-frame-pointer`	20161217	20161026
241714	`ref`	`gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv`	20161217	20161026
246152	`ref`	`gcc -m64 -O2 -fomit-frame-pointer`	20161217	20161026
247032	`ref`	`gcc -O2 -fomit-frame-pointer`	20161217	20161026
247976	`ref`	`gcc -fno-schedule-insns -O2 -fomit-frame-pointer`	20161217	20161026
261302	`ref`	`gcc -m64 -march=core2 -O3 -fomit-frame-pointer`	20161217	20161026
261966	`ref`	`gcc -m64 -march=nocona -O3 -fomit-frame-pointer`	20161217	20161026
261972	`ref`	`gcc -m64 -march=core-avx2 -O3 -fomit-frame-pointer`	20161217	20161026
262162	`ref`	`gcc -m64 -march=native -mtune=native -O3 -fomit-frame-pointer`	20161217	20161026
263046	`ref`	`gcc -m64 -march=core-avx-i -O3 -fomit-frame-pointer`	20161217	20161026
263092	`ref`	`gcc -m64 -march=corei7 -O3 -fomit-frame-pointer`	20161217	20161026
263208	`ref`	`gcc -march=nocona -O3 -fomit-frame-pointer`	20161217	20161026
263582	`ref`	`gcc -m64 -march=core2 -msse4.1 -O3 -fomit-frame-pointer`	20161217	20161026
263706	`ref`	`gcc -march=barcelona -O3 -fomit-frame-pointer`	20161217	20161026
264592	`ref`	`gcc -m64 -march=corei7-avx -O3 -fomit-frame-pointer`	20161217	20161026
264812	`ref`	`gcc -m64 -march=barcelona -O3 -fomit-frame-pointer`	20161217	20161026
265090	`ref`	`gcc -m64 -march=core2 -msse4 -O3 -fomit-frame-pointer`	20161217	20161026
265396	`ref`	`gcc -m64 -march=k8 -O3 -fomit-frame-pointer`	20161217	20161026
266348	`ref`	`gcc -m64 -march=core2 -Os -fomit-frame-pointer`	20161217	20161026
267094	`ref`	`gcc -m64 -march=k8 -Os -fomit-frame-pointer`	20161217	20161026
267340	`ref`	`gcc -m64 -march=core2 -msse4.1 -Os -fomit-frame-pointer`	20161217	20161026
267506	`ref`	`gcc -march=barcelona -Os -fomit-frame-pointer`	20161217	20161026
267756	`ref`	`gcc -m64 -Os -fomit-frame-pointer`	20161217	20161026
267790	`ref`	`gcc -Os -fomit-frame-pointer`	20161217	20161026
267836	`ref`	`gcc -march=k8 -O3 -fomit-frame-pointer`	20161217	20161026
267854	`ref`	`gcc -fno-schedule-insns -Os -fomit-frame-pointer`	20161217	20161026
267914	`ref`	`gcc -march=nocona -Os -fomit-frame-pointer`	20161217	20161026
268666	`ref`	`gcc -m64 -march=corei7-avx -Os -fomit-frame-pointer`	20161217	20161026
269284	`ref`	`gcc -m64 -march=corei7 -Os -fomit-frame-pointer`	20161217	20161026
269422	`ref`	`gcc -fno-schedule-insns -O3 -fomit-frame-pointer`	20161217	20161026
269788	`ref`	`gcc -O3 -fomit-frame-pointer`	20161217	20161026
269838	`ref`	`gcc -m64 -march=barcelona -Os -fomit-frame-pointer`	20161217	20161026
270080	`ref`	`gcc -m64 -march=core-avx-i -O -fomit-frame-pointer`	20161217	20161026
270490	`ref`	`gcc -m64 -march=core2 -msse4 -Os -fomit-frame-pointer`	20161217	20161026
270968	`ref`	`gcc -m64 -O3 -fomit-frame-pointer`	20161217	20161026
271206	`ref`	`gcc -m64 -march=k8 -O -fomit-frame-pointer`	20161217	20161026
271350	`ref`	`gcc -m64 -march=core2 -msse4.1 -O -fomit-frame-pointer`	20161217	20161026
271774	`ref`	`gcc -march=k8 -O -fomit-frame-pointer`	20161217	20161026
272094	`ref`	`gcc -m64 -march=core2 -O -fomit-frame-pointer`	20161217	20161026
272814	`ref`	`gcc -m64 -march=corei7 -O -fomit-frame-pointer`	20161217	20161026
273320	`ref`	`gcc -march=k8 -Os -fomit-frame-pointer`	20161217	20161026
273340	`ref`	`gcc -m64 -march=core2 -msse4 -O -fomit-frame-pointer`	20161217	20161026
273442	`ref`	`gcc -m64 -march=corei7-avx -O -fomit-frame-pointer`	20161217	20161026
275108	`ref`	`gcc -m64 -march=nocona -Os -fomit-frame-pointer`	20161217	20161026
279814	`ref`	`gcc -m64 -march=core-avx-i -Os -fomit-frame-pointer`	20161217	20161026
279824	`ref`	`gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer`	20161217	20161026
280044	`ref`	`gcc -funroll-loops -march=barcelona -Os -fomit-frame-pointer`	20161217	20161026
280732	`ref`	`gcc -funroll-loops -m64 -march=barcelona -Os -fomit-frame-pointer`	20161217	20161026
280774	`ref`	`gcc -funroll-loops -m64 -march=k8 -Os -fomit-frame-pointer`	20161217	20161026
281024	`ref`	`gcc -funroll-loops -m64 -Os -fomit-frame-pointer`	20161217	20161026
281546	`ref`	`gcc -fno-schedule-insns -O -fomit-frame-pointer`	20161217	20161026
282082	`ref`	`gcc -funroll-loops -march=k8 -Os -fomit-frame-pointer`	20161217	20161026
282758	`ref`	`gcc -funroll-loops -Os -fomit-frame-pointer`	20161217	20161026
283186	`ref`	`gcc -m64 -O -fomit-frame-pointer`	20161217	20161026
283330	`ref`	`gcc -O -fomit-frame-pointer`	20161217	20161026
289584	`ref`	`gcc -m64 -march=core-avx2 -Os -fomit-frame-pointer`	20161217	20161026
290458	`ref`	`gcc -funroll-loops -m64 -march=nocona -Os -fomit-frame-pointer`	20161217	20161026
290482	`ref`	`gcc -m64 -march=nocona -O -fomit-frame-pointer`	20161217	20161026
290868	`ref`	`gcc -march=nocona -O -fomit-frame-pointer`	20161217	20161026
291028	`ref`	`gcc -funroll-loops -march=nocona -Os -fomit-frame-pointer`	20161217	20161026
291584	`ref`	`gcc -m64 -march=native -mtune=native -Os -fomit-frame-pointer`	20161217	20161026
297578	`ref`	`gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv`	20161217	20161026
308126	`ref`	`gcc -m64 -march=barcelona -O -fomit-frame-pointer`	20161217	20161026
309314	`ref`	`gcc -march=barcelona -O -fomit-frame-pointer`	20161217	20161026
325696	`ref`	`gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv`	20161217	20161026
331470	`ref`	`gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv`	20161217	20161026
333260	`ref`	`gcc -m64 -march=native -mtune=native -O -fomit-frame-pointer`	20161217	20161026
333656	`ref`	`gcc -m64 -march=core-avx2 -O -fomit-frame-pointer`	20161217	20161026
866004	`ref`	`gcc -funroll-loops`	20161217	20161026
869552	`ref`	`gcc`	20161217	20161026
871410	`ref`	`cc`	20161217	20161026

Compiler output

Implementation: crypto_sign/sflashv2/ref
Compiler: clang -O3 -fomit-frame-pointer -Qunused-arguments

lib_flash.c: lib_flash.c:409:50: warning: '/*' within block comment [-Wcomment]
lib_flash.c: init_table_flash(CK->gt;M,/*CK->gt;I,*/CK->gt;M1/*,CK->gt;M2/* /*,CK->gt;M3*/);
lib_flash.c: ^
lib_flash.c: lib_flash.c:409:53: warning: '/*' within block comment [-Wcomment]
lib_flash.c: init_table_flash(CK->gt;M,/*CK->gt;I,*/CK->gt;M1/*,CK->gt;M2/* /*,CK->gt;M3*/);
lib_flash.c: ^
lib_flash.c: lib_flash.c:690:3: warning: '/*' within block comment [-Wcomment]
lib_flash.c: /*mis gt; la puissance 2^7^22 de tmp
lib_flash.c: ^
lib_flash.c: lib_flash.c:692:3: warning: '/*' within block comment [-Wcomment]
lib_flash.c: /*
lib_flash.c: ^
lib_flash.c: lib_flash.c:695:4: warning: '/*' within block comment [-Wcomment]
lib_flash.c: /* inversion affine de S*/
lib_flash.c: ^
lib_flash.c: lib_flash.c:910:34: warning: illegal character encoding in string literal [-Winvalid-source-encoding]
lib_flash.c: printf("Erreur de fichier de clgt; publique: '%s'\n",fichier);
lib_flash.c: ^~~~
lib_flash.c: lib_flash.c:1016:34: warning: illegal character encoding in string literal [-Winvalid-source-encoding]
lib_flash.c: printf("Erreur de fichier de clgt; secrgt;te: '%s'\n",fichier);
lib_flash.c: ^~~~ ~~~~
lib_flash.c: 7 warnings generated.
table_flash.c: table_flash.c:25:8: warning: ^ has lower precedence than table_flash.c: if( x^P table_flash.c: ^~~~~~
table_flash.c: table_flash.c:25:8: note: place parentheses around the ' table_flash.c: if( x^P table_flash.c: ^
table_flash.c: ( )
table_flash.c: table_flash.c:25:8: note: place parentheses around the ^ expression to evaluate it first
table_flash.c: if( x^P table_flash.c: ^
table_flash.c: ( )
table_flash.c: 1 warning generated.

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