Skylake performance results.

Reviewed-by: NMatt Caswell <matt@openssl.org>

crypto/aes/asm/aesni-sha1-x86_64.pl

@@ -25,6 +25,7 @@
 # Sandy Bridge	5.05[+5.0(6.1)]	10.06(11.15)	5.98(7.05)  +68%(+58%)
 # Ivy Bridge	5.05[+4.6]	9.65		5.54        +74%
 # Haswell	4.43[+3.6(4.2)]	8.00(8.58)	4.55(5.21)  +75%(+65%)
+# Skylake	2.63[+3.5(4.1)]	6.17(6.69)	4.23(4.44)  +46%(+51%)
 # Bulldozer	5.77[+6.0]	11.72		6.37        +84%
 #
 #		AES-192-CBC
@@ -39,6 +40,7 @@
 # Sandy Bridge	7.05		12.06(13.15)	7.12(7.72)  +69%(+70%)
 # Ivy Bridge	7.05		11.65		7.12        +64%
 # Haswell	6.19		9.76(10.34)	6.21(6.25)  +57%(+65%)
+# Skylake	3.62		7.16(7.68)	4.56(4.76)  +57%(+61$)
 # Bulldozer	8.00		13.95		8.25        +69%
 #
 # (*)	There are two code paths: SSSE3 and AVX. See sha1-568.pl for

crypto/aes/asm/aesni-sha256-x86_64.pl

@@ -25,6 +25,7 @@
 # Sandy Bridge	    5.05/6.05/7.05+11.6		13.0	+28%/36%/43%
 # Ivy Bridge	    5.05/6.05/7.05+10.3		11.6	+32%/41%/50%
 # Haswell	    4.43/5.29/6.19+7.80		8.79	+39%/49%/59%
+# Skylake	    2.62/3.14/3.62+7.70		8.10	+27%/34%/40%
 # Bulldozer	    5.77/6.89/8.00+13.7		13.7	+42%/50%/58%
 #
 # (*)	there are XOP, AVX1 and AVX2 code pathes, meaning that

crypto/aes/asm/aesni-x86_64.pl

@@ -165,6 +165,7 @@
 # Westmere	3.77/1.25	1.25	1.25	1.26
 # * Bridge	5.07/0.74	0.75	0.90	0.85
 # Haswell	4.44/0.63	0.63	0.73	0.63
+# Skylake	2.62/0.63	0.63	0.63	0.63
 # Silvermont	5.75/3.54	3.56	4.12	3.87(*)
 # Bulldozer	5.77/0.70	0.72	0.90	0.70
 #

crypto/modes/asm/aesni-gcm-x86_64.pl

@@ -22,10 +22,11 @@
 # [1] and [2], with MOVBE twist suggested by Ilya Albrekht and Max
 # Locktyukhin of Intel Corp. who verified that it reduces shuffles
 # pressure with notable relative improvement, achieving 1.0 cycle per
-# byte processed with 128-bit key on Haswell processor, and 0.74 -
-# on Broadwell. [Mentioned results are raw profiled measurements for
-# favourable packet size, one divisible by 96. Applications using the
-# EVP interface will observe a few percent worse performance.]
+# byte processed with 128-bit key on Haswell processor, 0.74 - on
+# Broadwell, 0.63 - on Skylake... [Mentioned results are raw profiled
+# measurements for favourable packet size, one divisible by 96.
+# Applications using the EVP interface will observe a few percent
+# worse performance.]
 #
 # [1] http://rt.openssl.org/Ticket/Display.html?id=2900&user=guest&pass=guest
 # [2] http://www.intel.com/content/dam/www/public/us/en/documents/software-support/enabling-high-performance-gcm.pdf

crypto/modes/asm/ghash-x86_64.pl

@@ -64,6 +64,7 @@
 # Ivy Bridge	1.80(+7%)
 # Haswell	0.55(+93%) (if system doesn't support AVX)
 # Broadwell	0.45(+110%)(if system doesn't support AVX)
+# Skylake	0.44(+110%)(if system doesn't support AVX)
 # Bulldozer	1.49(+27%)
 # Silvermont	2.88(+13%)
 
@@ -74,8 +75,8 @@
 # CPUs such as Sandy and Ivy Bridge can execute it, the code performs
 # sub-optimally in comparison to above mentioned version. But thanks
 # to Ilya Albrekht and Max Locktyukhin of Intel Corp. we knew that
-# it performs in 0.41 cycles per byte on Haswell processor, and in
-# 0.29 on Broadwell.
+# it performs in 0.41 cycles per byte on Haswell processor, in
+# 0.29 on Broadwell, and in 0.36 on Skylake.
 #
 # [1] http://rt.openssl.org/Ticket/Display.html?id=2900&user=guest&pass=guest
 

crypto/rc4/asm/rc4-md5-x86_64.pl

@@ -29,13 +29,16 @@
 # Core2		6.5	5.8	12.3	7.7	+60%
 # Westmere	4.3	5.2	9.5	7.0	+36%
 # Sandy Bridge	4.2	5.5	9.7	6.8	+43%
+# Ivy Bridge	4.1	5.2	9.3	6.0	+54%
+# Haswell	4.0	5.0	9.0	5.7	+60%
+# Skylake	6.3(**)	5.0	11.3	5.3	+110%
 # Atom		9.3	6.5	15.8	11.1	+42%
 # VIA Nano	6.3	5.4	11.7	8.6	+37%
-# Ivy Bridge	4.1	5.2	9.3	6.0	+54%
 # Bulldozer	4.5	5.4	9.9	7.7	+29%
 #
 # (*)	rc4-x86_64.pl delivers 5.3 on Opteron, so real improvement
 #	is +53%...
+# (**)	unidentified anomaly;
 
 my ($rc4,$md5)=(1,1);	# what to generate?
 my $D="#" if (!$md5);	# if set to "#", MD5 is stitched into RC4(),

crypto/sha/asm/sha1-mb-x86_64.pl

@@ -19,6 +19,7 @@
 # Sandy Bridge	(8.16	+5.15=13.3)/n	4.99	5.98		+80%
 # Ivy Bridge	(8.08	+5.14=13.2)/n	4.60	5.54		+68%
 # Haswell(iii)	(8.96	+5.00=14.0)/n	3.57	4.55		+160%
+# Skylake	(8.70	+5.00=13.7)/n	3.64	4.20		+145%
 # Bulldozer	(9.76	+5.76=15.5)/n	5.95	6.37		+64%
 #
 # (i)	multi-block CBC encrypt with 128-bit key;

crypto/sha/asm/sha1-x86_64.pl

@@ -73,6 +73,7 @@
 # Sandy Bridge	7.70		6.10/+26%	4.99/+54%
 # Ivy Bridge	6.06		4.67/+30%	4.60/+32%
 # Haswell	5.45		4.15/+31%	3.57/+53%
+# Skylake	5.18		4.06/+28%	3.54/+46%
 # Bulldozer	9.11		5.95/+53%
 # VIA Nano	9.32		7.15/+30%
 # Atom		10.3		9.17/+12%

crypto/sha/asm/sha256-mb-x86_64.pl

@@ -19,6 +19,7 @@
 # Sandy Bridge	(20.5	+5.15=25.7)/n	11.6	13.0		+103%
 # Ivy Bridge	(20.4	+5.14=25.5)/n	10.3	11.6		+82%
 # Haswell(iii)	(21.0	+5.00=26.0)/n	7.80	8.79		+170%
+# Skylake	(18.9	+5.00=23.9)/n	7.70	8.17		+170%
 # Bulldozer	(21.6	+5.76=27.4)/n	13.6	13.7		+100%
 #
 # (i)	multi-block CBC encrypt with 128-bit key;

crypto/sha/asm/sha512-x86_64.pl

@@ -86,6 +86,7 @@
 # Sandy Bridge	17.4	14.2(+23%)  11.6(+50%(**))  11.2    8.10(+38%(**))
 # Ivy Bridge	12.6	10.5(+20%)  10.3(+22%)	    8.17    7.22(+13%)
 # Haswell	12.2	9.28(+31%)  7.80(+56%)	    7.66    5.40(+42%)
+# Skylake	11.4	9.03(+26%)  7.70(+48%)      7.25    5.20(+40%)
 # Bulldozer	21.1	13.6(+54%)  13.6(+54%(***)) 13.5    8.58(+57%)
 # VIA Nano	23.0	16.5(+39%)  -		    14.7    -
 # Atom		23.0	18.9(+22%)  -		    14.7    -