diff options
Diffstat (limited to 'deps/openssl/openssl/crypto/sha/asm/sha256-586.pl')
| -rw-r--r-- | deps/openssl/openssl/crypto/sha/asm/sha256-586.pl | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/deps/openssl/openssl/crypto/sha/asm/sha256-586.pl b/deps/openssl/openssl/crypto/sha/asm/sha256-586.pl index 72ee0c7b83..dccc771ad5 100644 --- a/deps/openssl/openssl/crypto/sha/asm/sha256-586.pl +++ b/deps/openssl/openssl/crypto/sha/asm/sha256-586.pl @@ -18,7 +18,7 @@ # # Performance improvement over compiler generated code varies from # 10% to 40% [see below]. Not very impressive on some ยต-archs, but -# it's 5 times smaller and optimizies amount of writes. +# it's 5 times smaller and optimizes amount of writes. # # May 2012. # @@ -47,7 +47,7 @@ # # Performance in clock cycles per processed byte (less is better): # -# gcc icc x86 asm(*) SIMD x86_64 asm(**) +# gcc icc x86 asm(*) SIMD x86_64 asm(**) # Pentium 46 57 40/38 - - # PIII 36 33 27/24 - - # P4 41 38 28 - 17.3 @@ -57,14 +57,17 @@ # Sandy Bridge 25 - 15.9 12.4 11.6 # Ivy Bridge 24 - 15.0 11.4 10.3 # Haswell 22 - 13.9 9.46 7.80 +# Skylake 20 - 14.9 9.50 7.70 # Bulldozer 36 - 27/22 17.0 13.6 # VIA Nano 36 - 25/22 16.8 16.5 # Atom 50 - 30/25 21.9 18.9 # Silvermont 40 - 34/31 22.9 20.6 +# Goldmont 29 - 20 16.3(***) # # (*) numbers after slash are for unrolled loop, where applicable; # (**) x86_64 assembly performance is presented for reference # purposes, results are best-available; +# (***) SHAEXT result is 4.1, strangely enough better than 64-bit one; $0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1; push(@INC,"${dir}","${dir}../../perlasm"); @@ -73,7 +76,7 @@ require "x86asm.pl"; $output=pop; open STDOUT,">$output"; -&asm_init($ARGV[0],"sha512-586.pl",$ARGV[$#ARGV] eq "386"); +&asm_init($ARGV[0],$ARGV[$#ARGV] eq "386"); $xmm=$avx=0; for (@ARGV) { $xmm=1 if (/-DOPENSSL_IA32_SSE2/); } @@ -276,7 +279,7 @@ my $suffix=shift; &mov ($Coff,"ecx"); &mov ($Doff,"edi"); &mov (&DWP(0,"esp"),"ebx"); # magic - &mov ($E,&DWP(16,"esi")); + &mov ($E,&DWP(16,"esi")); &mov ("ebx",&DWP(20,"esi")); &mov ("ecx",&DWP(24,"esi")); &mov ("edi",&DWP(28,"esi")); @@ -385,7 +388,7 @@ my @AH=($A,$K256); &xor ($AH[1],"ecx"); # magic &mov (&DWP(8,"esp"),"ecx"); &mov (&DWP(12,"esp"),"ebx"); - &mov ($E,&DWP(16,"esi")); + &mov ($E,&DWP(16,"esi")); &mov ("ebx",&DWP(20,"esi")); &mov ("ecx",&DWP(24,"esi")); &mov ("esi",&DWP(28,"esi")); |