aboutsummaryrefslogtreecommitdiff
path: root/openssl-1.1.0h/crypto/sha/asm/sha512-586.pl
diff options
context:
space:
mode:
Diffstat (limited to 'openssl-1.1.0h/crypto/sha/asm/sha512-586.pl')
-rw-r--r--openssl-1.1.0h/crypto/sha/asm/sha512-586.pl924
1 files changed, 924 insertions, 0 deletions
diff --git a/openssl-1.1.0h/crypto/sha/asm/sha512-586.pl b/openssl-1.1.0h/crypto/sha/asm/sha512-586.pl
new file mode 100644
index 0000000..3873934
--- /dev/null
+++ b/openssl-1.1.0h/crypto/sha/asm/sha512-586.pl
@@ -0,0 +1,924 @@
+#! /usr/bin/env perl
+# Copyright 2007-2016 The OpenSSL Project Authors. All Rights Reserved.
+#
+# Licensed under the OpenSSL license (the "License"). You may not use
+# this file except in compliance with the License. You can obtain a copy
+# in the file LICENSE in the source distribution or at
+# https://www.openssl.org/source/license.html
+
+#
+# ====================================================================
+# Written by Andy Polyakov <appro@openssl.org> for the OpenSSL
+# project. The module is, however, dual licensed under OpenSSL and
+# CRYPTOGAMS licenses depending on where you obtain it. For further
+# details see http://www.openssl.org/~appro/cryptogams/.
+# ====================================================================
+#
+# SHA512 block transform for x86. September 2007.
+#
+# May 2013.
+#
+# Add SSSE3 code path, 20-25% improvement [over original SSE2 code].
+#
+# Performance in clock cycles per processed byte (less is better):
+#
+# gcc icc x86 asm SIMD(*) x86_64(**)
+# Pentium 100 97 61 - -
+# PIII 75 77 56 - -
+# P4 116 95 82 34.6 30.8
+# AMD K8 54 55 36 20.7 9.57
+# Core2 66 57 40 15.9 9.97
+# Westmere 70 - 38 12.2 9.58
+# Sandy Bridge 58 - 35 11.9 11.2
+# Ivy Bridge 50 - 33 11.5 8.17
+# Haswell 46 - 29 11.3 7.66
+# Bulldozer 121 - 50 14.0 13.5
+# VIA Nano 91 - 52 33 14.7
+# Atom 126 - 68 48(***) 14.7
+# Silvermont 97 - 58 42(***) 17.5
+# Goldmont 80 - 48 19.5 12.0
+#
+# (*) whichever best applicable.
+# (**) x86_64 assembler performance is presented for reference
+# purposes, the results are for integer-only code.
+# (***) paddq is increadibly slow on Atom.
+#
+# IALU code-path is optimized for elder Pentiums. On vanilla Pentium
+# performance improvement over compiler generated code reaches ~60%,
+# while on PIII - ~35%. On newer ยต-archs improvement varies from 15%
+# to 50%, but it's less important as they are expected to execute SSE2
+# code-path, which is commonly ~2-3x faster [than compiler generated
+# code]. SSE2 code-path is as fast as original sha512-sse2.pl, even
+# though it does not use 128-bit operations. The latter means that
+# SSE2-aware kernel is no longer required to execute the code. Another
+# difference is that new code optimizes amount of writes, but at the
+# cost of increased data cache "footprint" by 1/2KB.
+
+$0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1;
+push(@INC,"${dir}","${dir}../../perlasm");
+require "x86asm.pl";
+
+$output=pop;
+open STDOUT,">$output";
+
+&asm_init($ARGV[0],"sha512-586.pl",$ARGV[$#ARGV] eq "386");
+
+$sse2=0;
+for (@ARGV) { $sse2=1 if (/-DOPENSSL_IA32_SSE2/); }
+
+&external_label("OPENSSL_ia32cap_P") if ($sse2);
+
+$Tlo=&DWP(0,"esp"); $Thi=&DWP(4,"esp");
+$Alo=&DWP(8,"esp"); $Ahi=&DWP(8+4,"esp");
+$Blo=&DWP(16,"esp"); $Bhi=&DWP(16+4,"esp");
+$Clo=&DWP(24,"esp"); $Chi=&DWP(24+4,"esp");
+$Dlo=&DWP(32,"esp"); $Dhi=&DWP(32+4,"esp");
+$Elo=&DWP(40,"esp"); $Ehi=&DWP(40+4,"esp");
+$Flo=&DWP(48,"esp"); $Fhi=&DWP(48+4,"esp");
+$Glo=&DWP(56,"esp"); $Ghi=&DWP(56+4,"esp");
+$Hlo=&DWP(64,"esp"); $Hhi=&DWP(64+4,"esp");
+$K512="ebp";
+
+$Asse2=&QWP(0,"esp");
+$Bsse2=&QWP(8,"esp");
+$Csse2=&QWP(16,"esp");
+$Dsse2=&QWP(24,"esp");
+$Esse2=&QWP(32,"esp");
+$Fsse2=&QWP(40,"esp");
+$Gsse2=&QWP(48,"esp");
+$Hsse2=&QWP(56,"esp");
+
+$A="mm0"; # B-D and
+$E="mm4"; # F-H are commonly loaded to respectively mm1-mm3 and
+ # mm5-mm7, but it's done on on-demand basis...
+$BxC="mm2"; # ... except for B^C
+
+sub BODY_00_15_sse2 {
+ my $phase=shift;
+
+ #&movq ("mm5",$Fsse2); # load f
+ #&movq ("mm6",$Gsse2); # load g
+
+ &movq ("mm1",$E); # %mm1 is sliding right
+ &pxor ("mm5","mm6"); # f^=g
+ &psrlq ("mm1",14);
+ &movq ($Esse2,$E); # modulo-scheduled save e
+ &pand ("mm5",$E); # f&=e
+ &psllq ($E,23); # $E is sliding left
+ &movq ($A,"mm3") if ($phase<2);
+ &movq (&QWP(8*9,"esp"),"mm7") # save X[i]
+ &movq ("mm3","mm1"); # %mm3 is T1
+ &psrlq ("mm1",4);
+ &pxor ("mm5","mm6"); # Ch(e,f,g)
+ &pxor ("mm3",$E);
+ &psllq ($E,23);
+ &pxor ("mm3","mm1");
+ &movq ($Asse2,$A); # modulo-scheduled save a
+ &paddq ("mm7","mm5"); # X[i]+=Ch(e,f,g)
+ &pxor ("mm3",$E);
+ &psrlq ("mm1",23);
+ &paddq ("mm7",$Hsse2); # X[i]+=h
+ &pxor ("mm3","mm1");
+ &psllq ($E,4);
+ &paddq ("mm7",QWP(0,$K512)); # X[i]+=K512[i]
+ &pxor ("mm3",$E); # T1=Sigma1_512(e)
+
+ &movq ($E,$Dsse2); # e = load d, e in next round
+ &paddq ("mm3","mm7"); # T1+=X[i]
+ &movq ("mm5",$A); # %mm5 is sliding right
+ &psrlq ("mm5",28);
+ &paddq ($E,"mm3"); # d += T1
+ &movq ("mm6",$A); # %mm6 is sliding left
+ &movq ("mm7","mm5");
+ &psllq ("mm6",25);
+ &movq ("mm1",$Bsse2); # load b
+ &psrlq ("mm5",6);
+ &pxor ("mm7","mm6");
+ &sub ("esp",8);
+ &psllq ("mm6",5);
+ &pxor ("mm7","mm5");
+ &pxor ($A,"mm1"); # a^b, b^c in next round
+ &psrlq ("mm5",5);
+ &pxor ("mm7","mm6");
+ &pand ($BxC,$A); # (b^c)&(a^b)
+ &psllq ("mm6",6);
+ &pxor ("mm7","mm5");
+ &pxor ($BxC,"mm1"); # [h=]Maj(a,b,c)
+ &pxor ("mm6","mm7"); # Sigma0_512(a)
+ &movq ("mm7",&QWP(8*(9+16-1),"esp")) if ($phase!=0); # pre-fetch
+ &movq ("mm5",$Fsse2) if ($phase==0); # load f
+
+ if ($phase>1) {
+ &paddq ($BxC,"mm6"); # h+=Sigma0(a)
+ &add ($K512,8);
+ #&paddq ($BxC,"mm3"); # h+=T1
+
+ ($A,$BxC) = ($BxC,$A); # rotate registers
+ } else {
+ &paddq ("mm3",$BxC); # T1+=Maj(a,b,c)
+ &movq ($BxC,$A);
+ &add ($K512,8);
+ &paddq ("mm3","mm6"); # T1+=Sigma0(a)
+ &movq ("mm6",$Gsse2) if ($phase==0); # load g
+ #&movq ($A,"mm3"); # h=T1
+ }
+}
+
+sub BODY_00_15_x86 {
+ #define Sigma1(x) (ROTR((x),14) ^ ROTR((x),18) ^ ROTR((x),41))
+ # LO lo>>14^hi<<18 ^ lo>>18^hi<<14 ^ hi>>9^lo<<23
+ # HI hi>>14^lo<<18 ^ hi>>18^lo<<14 ^ lo>>9^hi<<23
+ &mov ("ecx",$Elo);
+ &mov ("edx",$Ehi);
+ &mov ("esi","ecx");
+
+ &shr ("ecx",9); # lo>>9
+ &mov ("edi","edx");
+ &shr ("edx",9); # hi>>9
+ &mov ("ebx","ecx");
+ &shl ("esi",14); # lo<<14
+ &mov ("eax","edx");
+ &shl ("edi",14); # hi<<14
+ &xor ("ebx","esi");
+
+ &shr ("ecx",14-9); # lo>>14
+ &xor ("eax","edi");
+ &shr ("edx",14-9); # hi>>14
+ &xor ("eax","ecx");
+ &shl ("esi",18-14); # lo<<18
+ &xor ("ebx","edx");
+ &shl ("edi",18-14); # hi<<18
+ &xor ("ebx","esi");
+
+ &shr ("ecx",18-14); # lo>>18
+ &xor ("eax","edi");
+ &shr ("edx",18-14); # hi>>18
+ &xor ("eax","ecx");
+ &shl ("esi",23-18); # lo<<23
+ &xor ("ebx","edx");
+ &shl ("edi",23-18); # hi<<23
+ &xor ("eax","esi");
+ &xor ("ebx","edi"); # T1 = Sigma1(e)
+
+ &mov ("ecx",$Flo);
+ &mov ("edx",$Fhi);
+ &mov ("esi",$Glo);
+ &mov ("edi",$Ghi);
+ &add ("eax",$Hlo);
+ &adc ("ebx",$Hhi); # T1 += h
+ &xor ("ecx","esi");
+ &xor ("edx","edi");
+ &and ("ecx",$Elo);
+ &and ("edx",$Ehi);
+ &add ("eax",&DWP(8*(9+15)+0,"esp"));
+ &adc ("ebx",&DWP(8*(9+15)+4,"esp")); # T1 += X[0]
+ &xor ("ecx","esi");
+ &xor ("edx","edi"); # Ch(e,f,g) = (f^g)&e)^g
+
+ &mov ("esi",&DWP(0,$K512));
+ &mov ("edi",&DWP(4,$K512)); # K[i]
+ &add ("eax","ecx");
+ &adc ("ebx","edx"); # T1 += Ch(e,f,g)
+ &mov ("ecx",$Dlo);
+ &mov ("edx",$Dhi);
+ &add ("eax","esi");
+ &adc ("ebx","edi"); # T1 += K[i]
+ &mov ($Tlo,"eax");
+ &mov ($Thi,"ebx"); # put T1 away
+ &add ("eax","ecx");
+ &adc ("ebx","edx"); # d += T1
+
+ #define Sigma0(x) (ROTR((x),28) ^ ROTR((x),34) ^ ROTR((x),39))
+ # LO lo>>28^hi<<4 ^ hi>>2^lo<<30 ^ hi>>7^lo<<25
+ # HI hi>>28^lo<<4 ^ lo>>2^hi<<30 ^ lo>>7^hi<<25
+ &mov ("ecx",$Alo);
+ &mov ("edx",$Ahi);
+ &mov ($Dlo,"eax");
+ &mov ($Dhi,"ebx");
+ &mov ("esi","ecx");
+
+ &shr ("ecx",2); # lo>>2
+ &mov ("edi","edx");
+ &shr ("edx",2); # hi>>2
+ &mov ("ebx","ecx");
+ &shl ("esi",4); # lo<<4
+ &mov ("eax","edx");
+ &shl ("edi",4); # hi<<4
+ &xor ("ebx","esi");
+
+ &shr ("ecx",7-2); # lo>>7
+ &xor ("eax","edi");
+ &shr ("edx",7-2); # hi>>7
+ &xor ("ebx","ecx");
+ &shl ("esi",25-4); # lo<<25
+ &xor ("eax","edx");
+ &shl ("edi",25-4); # hi<<25
+ &xor ("eax","esi");
+
+ &shr ("ecx",28-7); # lo>>28
+ &xor ("ebx","edi");
+ &shr ("edx",28-7); # hi>>28
+ &xor ("eax","ecx");
+ &shl ("esi",30-25); # lo<<30
+ &xor ("ebx","edx");
+ &shl ("edi",30-25); # hi<<30
+ &xor ("eax","esi");
+ &xor ("ebx","edi"); # Sigma0(a)
+
+ &mov ("ecx",$Alo);
+ &mov ("edx",$Ahi);
+ &mov ("esi",$Blo);
+ &mov ("edi",$Bhi);
+ &add ("eax",$Tlo);
+ &adc ("ebx",$Thi); # T1 = Sigma0(a)+T1
+ &or ("ecx","esi");
+ &or ("edx","edi");
+ &and ("ecx",$Clo);
+ &and ("edx",$Chi);
+ &and ("esi",$Alo);
+ &and ("edi",$Ahi);
+ &or ("ecx","esi");
+ &or ("edx","edi"); # Maj(a,b,c) = ((a|b)&c)|(a&b)
+
+ &add ("eax","ecx");
+ &adc ("ebx","edx"); # T1 += Maj(a,b,c)
+ &mov ($Tlo,"eax");
+ &mov ($Thi,"ebx");
+
+ &mov (&LB("edx"),&BP(0,$K512)); # pre-fetch LSB of *K
+ &sub ("esp",8);
+ &lea ($K512,&DWP(8,$K512)); # K++
+}
+
+
+&function_begin("sha512_block_data_order");
+ &mov ("esi",wparam(0)); # ctx
+ &mov ("edi",wparam(1)); # inp
+ &mov ("eax",wparam(2)); # num
+ &mov ("ebx","esp"); # saved sp
+
+ &call (&label("pic_point")); # make it PIC!
+&set_label("pic_point");
+ &blindpop($K512);
+ &lea ($K512,&DWP(&label("K512")."-".&label("pic_point"),$K512));
+
+ &sub ("esp",16);
+ &and ("esp",-64);
+
+ &shl ("eax",7);
+ &add ("eax","edi");
+ &mov (&DWP(0,"esp"),"esi"); # ctx
+ &mov (&DWP(4,"esp"),"edi"); # inp
+ &mov (&DWP(8,"esp"),"eax"); # inp+num*128
+ &mov (&DWP(12,"esp"),"ebx"); # saved sp
+
+if ($sse2) {
+ &picmeup("edx","OPENSSL_ia32cap_P",$K512,&label("K512"));
+ &mov ("ecx",&DWP(0,"edx"));
+ &test ("ecx",1<<26);
+ &jz (&label("loop_x86"));
+
+ &mov ("edx",&DWP(4,"edx"));
+
+ # load ctx->h[0-7]
+ &movq ($A,&QWP(0,"esi"));
+ &and ("ecx",1<<24); # XMM registers availability
+ &movq ("mm1",&QWP(8,"esi"));
+ &and ("edx",1<<9); # SSSE3 bit
+ &movq ($BxC,&QWP(16,"esi"));
+ &or ("ecx","edx");
+ &movq ("mm3",&QWP(24,"esi"));
+ &movq ($E,&QWP(32,"esi"));
+ &movq ("mm5",&QWP(40,"esi"));
+ &movq ("mm6",&QWP(48,"esi"));
+ &movq ("mm7",&QWP(56,"esi"));
+ &cmp ("ecx",1<<24|1<<9);
+ &je (&label("SSSE3"));
+ &sub ("esp",8*10);
+ &jmp (&label("loop_sse2"));
+
+&set_label("loop_sse2",16);
+ #&movq ($Asse2,$A);
+ &movq ($Bsse2,"mm1");
+ &movq ($Csse2,$BxC);
+ &movq ($Dsse2,"mm3");
+ #&movq ($Esse2,$E);
+ &movq ($Fsse2,"mm5");
+ &movq ($Gsse2,"mm6");
+ &pxor ($BxC,"mm1"); # magic
+ &movq ($Hsse2,"mm7");
+ &movq ("mm3",$A); # magic
+
+ &mov ("eax",&DWP(0,"edi"));
+ &mov ("ebx",&DWP(4,"edi"));
+ &add ("edi",8);
+ &mov ("edx",15); # counter
+ &bswap ("eax");
+ &bswap ("ebx");
+ &jmp (&label("00_14_sse2"));
+
+&set_label("00_14_sse2",16);
+ &movd ("mm1","eax");
+ &mov ("eax",&DWP(0,"edi"));
+ &movd ("mm7","ebx");
+ &mov ("ebx",&DWP(4,"edi"));
+ &add ("edi",8);
+ &bswap ("eax");
+ &bswap ("ebx");
+ &punpckldq("mm7","mm1");
+
+ &BODY_00_15_sse2();
+
+ &dec ("edx");
+ &jnz (&label("00_14_sse2"));
+
+ &movd ("mm1","eax");
+ &movd ("mm7","ebx");
+ &punpckldq("mm7","mm1");
+
+ &BODY_00_15_sse2(1);
+
+ &pxor ($A,$A); # A is in %mm3
+ &mov ("edx",32); # counter
+ &jmp (&label("16_79_sse2"));
+
+&set_label("16_79_sse2",16);
+ for ($j=0;$j<2;$j++) { # 2x unroll
+ #&movq ("mm7",&QWP(8*(9+16-1),"esp")); # prefetched in BODY_00_15
+ &movq ("mm5",&QWP(8*(9+16-14),"esp"));
+ &movq ("mm1","mm7");
+ &psrlq ("mm7",1);
+ &movq ("mm6","mm5");
+ &psrlq ("mm5",6);
+ &psllq ("mm1",56);
+ &paddq ($A,"mm3"); # from BODY_00_15
+ &movq ("mm3","mm7");
+ &psrlq ("mm7",7-1);
+ &pxor ("mm3","mm1");
+ &psllq ("mm1",63-56);
+ &pxor ("mm3","mm7");
+ &psrlq ("mm7",8-7);
+ &pxor ("mm3","mm1");
+ &movq ("mm1","mm5");
+ &psrlq ("mm5",19-6);
+ &pxor ("mm7","mm3"); # sigma0
+
+ &psllq ("mm6",3);
+ &pxor ("mm1","mm5");
+ &paddq ("mm7",&QWP(8*(9+16),"esp"));
+ &pxor ("mm1","mm6");
+ &psrlq ("mm5",61-19);
+ &paddq ("mm7",&QWP(8*(9+16-9),"esp"));
+ &pxor ("mm1","mm5");
+ &psllq ("mm6",45-3);
+ &movq ("mm5",$Fsse2); # load f
+ &pxor ("mm1","mm6"); # sigma1
+ &movq ("mm6",$Gsse2); # load g
+
+ &paddq ("mm7","mm1"); # X[i]
+ #&movq (&QWP(8*9,"esp"),"mm7"); # moved to BODY_00_15
+
+ &BODY_00_15_sse2(2);
+ }
+ &dec ("edx");
+ &jnz (&label("16_79_sse2"));
+
+ #&movq ($A,$Asse2);
+ &paddq ($A,"mm3"); # from BODY_00_15
+ &movq ("mm1",$Bsse2);
+ #&movq ($BxC,$Csse2);
+ &movq ("mm3",$Dsse2);
+ #&movq ($E,$Esse2);
+ &movq ("mm5",$Fsse2);
+ &movq ("mm6",$Gsse2);
+ &movq ("mm7",$Hsse2);
+
+ &pxor ($BxC,"mm1"); # de-magic
+ &paddq ($A,&QWP(0,"esi"));
+ &paddq ("mm1",&QWP(8,"esi"));
+ &paddq ($BxC,&QWP(16,"esi"));
+ &paddq ("mm3",&QWP(24,"esi"));
+ &paddq ($E,&QWP(32,"esi"));
+ &paddq ("mm5",&QWP(40,"esi"));
+ &paddq ("mm6",&QWP(48,"esi"));
+ &paddq ("mm7",&QWP(56,"esi"));
+
+ &mov ("eax",8*80);
+ &movq (&QWP(0,"esi"),$A);
+ &movq (&QWP(8,"esi"),"mm1");
+ &movq (&QWP(16,"esi"),$BxC);
+ &movq (&QWP(24,"esi"),"mm3");
+ &movq (&QWP(32,"esi"),$E);
+ &movq (&QWP(40,"esi"),"mm5");
+ &movq (&QWP(48,"esi"),"mm6");
+ &movq (&QWP(56,"esi"),"mm7");
+
+ &lea ("esp",&DWP(0,"esp","eax")); # destroy frame
+ &sub ($K512,"eax"); # rewind K
+
+ &cmp ("edi",&DWP(8*10+8,"esp")); # are we done yet?
+ &jb (&label("loop_sse2"));
+
+ &mov ("esp",&DWP(8*10+12,"esp")); # restore sp
+ &emms ();
+&function_end_A();
+
+&set_label("SSSE3",32);
+{ my ($cnt,$frame)=("ecx","edx");
+ my @X=map("xmm$_",(0..7));
+ my $j;
+ my $i=0;
+
+ &lea ($frame,&DWP(-64,"esp"));
+ &sub ("esp",256);
+
+ # fixed stack frame layout
+ #
+ # +0 A B C D E F G H # backing store
+ # +64 X[0]+K[i] .. X[15]+K[i] # XMM->MM xfer area
+ # +192 # XMM off-load ring buffer
+ # +256 # saved parameters
+
+ &movdqa (@X[1],&QWP(80*8,$K512)); # byte swap mask
+ &movdqu (@X[0],&QWP(0,"edi"));
+ &pshufb (@X[0],@X[1]);
+ for ($j=0;$j<8;$j++) {
+ &movdqa (&QWP(16*(($j-1)%4),$frame),@X[3]) if ($j>4); # off-load
+ &movdqa (@X[3],&QWP(16*($j%8),$K512));
+ &movdqa (@X[2],@X[1]) if ($j<7); # perpetuate byte swap mask
+ &movdqu (@X[1],&QWP(16*($j+1),"edi")) if ($j<7); # next input
+ &movdqa (@X[1],&QWP(16*(($j+1)%4),$frame)) if ($j==7);# restore @X[0]
+ &paddq (@X[3],@X[0]);
+ &pshufb (@X[1],@X[2]) if ($j<7);
+ &movdqa (&QWP(16*($j%8)-128,$frame),@X[3]); # xfer X[i]+K[i]
+
+ push(@X,shift(@X)); # rotate(@X)
+ }
+ #&jmp (&label("loop_ssse3"));
+ &nop ();
+
+&set_label("loop_ssse3",32);
+ &movdqa (@X[2],&QWP(16*(($j+1)%4),$frame)); # pre-restore @X[1]
+ &movdqa (&QWP(16*(($j-1)%4),$frame),@X[3]); # off-load @X[3]
+ &lea ($K512,&DWP(16*8,$K512));
+
+ #&movq ($Asse2,$A); # off-load A-H
+ &movq ($Bsse2,"mm1");
+ &mov ("ebx","edi");
+ &movq ($Csse2,$BxC);
+ &lea ("edi",&DWP(128,"edi")); # advance input
+ &movq ($Dsse2,"mm3");
+ &cmp ("edi","eax");
+ #&movq ($Esse2,$E);
+ &movq ($Fsse2,"mm5");
+ &cmovb ("ebx","edi");
+ &movq ($Gsse2,"mm6");
+ &mov ("ecx",4); # loop counter
+ &pxor ($BxC,"mm1"); # magic
+ &movq ($Hsse2,"mm7");
+ &pxor ("mm3","mm3"); # magic
+
+ &jmp (&label("00_47_ssse3"));
+
+sub BODY_00_15_ssse3 { # "phase-less" copy of BODY_00_15_sse2
+ (
+ '&movq ("mm1",$E)', # %mm1 is sliding right
+ '&movq ("mm7",&QWP(((-8*$i)%128)-128,$frame))',# X[i]+K[i]
+ '&pxor ("mm5","mm6")', # f^=g
+ '&psrlq ("mm1",14)',
+ '&movq (&QWP(8*($i+4)%64,"esp"),$E)', # modulo-scheduled save e
+ '&pand ("mm5",$E)', # f&=e
+ '&psllq ($E,23)', # $E is sliding left
+ '&paddq ($A,"mm3")', # [h+=Maj(a,b,c)]
+ '&movq ("mm3","mm1")', # %mm3 is T1
+ '&psrlq("mm1",4)',
+ '&pxor ("mm5","mm6")', # Ch(e,f,g)
+ '&pxor ("mm3",$E)',
+ '&psllq($E,23)',
+ '&pxor ("mm3","mm1")',
+ '&movq (&QWP(8*$i%64,"esp"),$A)', # modulo-scheduled save a
+ '&paddq("mm7","mm5")', # X[i]+=Ch(e,f,g)
+ '&pxor ("mm3",$E)',
+ '&psrlq("mm1",23)',
+ '&paddq("mm7",&QWP(8*($i+7)%64,"esp"))', # X[i]+=h
+ '&pxor ("mm3","mm1")',
+ '&psllq($E,4)',
+ '&pxor ("mm3",$E)', # T1=Sigma1_512(e)
+
+ '&movq ($E,&QWP(8*($i+3)%64,"esp"))', # e = load d, e in next round
+ '&paddq ("mm3","mm7")', # T1+=X[i]
+ '&movq ("mm5",$A)', # %mm5 is sliding right
+ '&psrlq("mm5",28)',
+ '&paddq ($E,"mm3")', # d += T1
+ '&movq ("mm6",$A)', # %mm6 is sliding left
+ '&movq ("mm7","mm5")',
+ '&psllq("mm6",25)',
+ '&movq ("mm1",&QWP(8*($i+1)%64,"esp"))', # load b
+ '&psrlq("mm5",6)',
+ '&pxor ("mm7","mm6")',
+ '&psllq("mm6",5)',
+ '&pxor ("mm7","mm5")',
+ '&pxor ($A,"mm1")', # a^b, b^c in next round
+ '&psrlq("mm5",5)',
+ '&pxor ("mm7","mm6")',
+ '&pand ($BxC,$A)', # (b^c)&(a^b)
+ '&psllq("mm6",6)',
+ '&pxor ("mm7","mm5")',
+ '&pxor ($BxC,"mm1")', # [h=]Maj(a,b,c)
+ '&pxor ("mm6","mm7")', # Sigma0_512(a)
+ '&movq ("mm5",&QWP(8*($i+5-1)%64,"esp"))', # pre-load f
+ '&paddq ($BxC,"mm6")', # h+=Sigma0(a)
+ '&movq ("mm6",&QWP(8*($i+6-1)%64,"esp"))', # pre-load g
+
+ '($A,$BxC) = ($BxC,$A); $i--;'
+ );
+}
+
+&set_label("00_47_ssse3",32);
+
+ for(;$j<16;$j++) {
+ my ($t0,$t2,$t1)=@X[2..4];
+ my @insns = (&BODY_00_15_ssse3(),&BODY_00_15_ssse3());
+
+ &movdqa ($t2,@X[5]);
+ &movdqa (@X[1],$t0); # restore @X[1]
+ &palignr ($t0,@X[0],8); # X[1..2]
+ &movdqa (&QWP(16*($j%4),$frame),@X[4]); # off-load @X[4]
+ &palignr ($t2,@X[4],8); # X[9..10]
+
+ &movdqa ($t1,$t0);
+ &psrlq ($t0,7);
+ &paddq (@X[0],$t2); # X[0..1] += X[9..10]
+ &movdqa ($t2,$t1);
+ &psrlq ($t1,1);
+ &psllq ($t2,64-8);
+ &pxor ($t0,$t1);
+ &psrlq ($t1,8-1);
+ &pxor ($t0,$t2);
+ &psllq ($t2,8-1);
+ &pxor ($t0,$t1);
+ &movdqa ($t1,@X[7]);
+ &pxor ($t0,$t2); # sigma0(X[1..2])
+ &movdqa ($t2,@X[7]);
+ &psrlq ($t1,6);
+ &paddq (@X[0],$t0); # X[0..1] += sigma0(X[1..2])
+
+ &movdqa ($t0,@X[7]);
+ &psrlq ($t2,19);
+ &psllq ($t0,64-61);
+ &pxor ($t1,$t2);
+ &psrlq ($t2,61-19);
+ &pxor ($t1,$t0);
+ &psllq ($t0,61-19);
+ &pxor ($t1,$t2);
+ &movdqa ($t2,&QWP(16*(($j+2)%4),$frame));# pre-restore @X[1]
+ &pxor ($t1,$t0); # sigma0(X[1..2])
+ &movdqa ($t0,&QWP(16*($j%8),$K512));
+ eval(shift(@insns));
+ &paddq (@X[0],$t1); # X[0..1] += sigma0(X[14..15])
+ eval(shift(@insns));
+ eval(shift(@insns));
+ eval(shift(@insns));
+ eval(shift(@insns));
+ &paddq ($t0,@X[0]);
+ foreach(@insns) { eval; }
+ &movdqa (&QWP(16*($j%8)-128,$frame),$t0);# xfer X[i]+K[i]
+
+ push(@X,shift(@X)); # rotate(@X)
+ }
+ &lea ($K512,&DWP(16*8,$K512));
+ &dec ("ecx");
+ &jnz (&label("00_47_ssse3"));
+
+ &movdqa (@X[1],&QWP(0,$K512)); # byte swap mask
+ &lea ($K512,&DWP(-80*8,$K512)); # rewind
+ &movdqu (@X[0],&QWP(0,"ebx"));
+ &pshufb (@X[0],@X[1]);
+
+ for ($j=0;$j<8;$j++) { # load next or same block
+ my @insns = (&BODY_00_15_ssse3(),&BODY_00_15_ssse3());
+
+ &movdqa (&QWP(16*(($j-1)%4),$frame),@X[3]) if ($j>4); # off-load
+ &movdqa (@X[3],&QWP(16*($j%8),$K512));
+ &movdqa (@X[2],@X[1]) if ($j<7); # perpetuate byte swap mask
+ &movdqu (@X[1],&QWP(16*($j+1),"ebx")) if ($j<7); # next input
+ &movdqa (@X[1],&QWP(16*(($j+1)%4),$frame)) if ($j==7);# restore @X[0]
+ &paddq (@X[3],@X[0]);
+ &pshufb (@X[1],@X[2]) if ($j<7);
+ foreach(@insns) { eval; }
+ &movdqa (&QWP(16*($j%8)-128,$frame),@X[3]);# xfer X[i]+K[i]
+
+ push(@X,shift(@X)); # rotate(@X)
+ }
+
+ #&movq ($A,$Asse2); # load A-H
+ &movq ("mm1",$Bsse2);
+ &paddq ($A,"mm3"); # from BODY_00_15
+ #&movq ($BxC,$Csse2);
+ &movq ("mm3",$Dsse2);
+ #&movq ($E,$Esse2);
+ #&movq ("mm5",$Fsse2);
+ #&movq ("mm6",$Gsse2);
+ &movq ("mm7",$Hsse2);
+
+ &pxor ($BxC,"mm1"); # de-magic
+ &paddq ($A,&QWP(0,"esi"));
+ &paddq ("mm1",&QWP(8,"esi"));
+ &paddq ($BxC,&QWP(16,"esi"));
+ &paddq ("mm3",&QWP(24,"esi"));
+ &paddq ($E,&QWP(32,"esi"));
+ &paddq ("mm5",&QWP(40,"esi"));
+ &paddq ("mm6",&QWP(48,"esi"));
+ &paddq ("mm7",&QWP(56,"esi"));
+
+ &movq (&QWP(0,"esi"),$A);
+ &movq (&QWP(8,"esi"),"mm1");
+ &movq (&QWP(16,"esi"),$BxC);
+ &movq (&QWP(24,"esi"),"mm3");
+ &movq (&QWP(32,"esi"),$E);
+ &movq (&QWP(40,"esi"),"mm5");
+ &movq (&QWP(48,"esi"),"mm6");
+ &movq (&QWP(56,"esi"),"mm7");
+
+ &cmp ("edi","eax") # are we done yet?
+ &jb (&label("loop_ssse3"));
+
+ &mov ("esp",&DWP(64+12,$frame)); # restore sp
+ &emms ();
+}
+&function_end_A();
+}
+&set_label("loop_x86",16);
+ # copy input block to stack reversing byte and qword order
+ for ($i=0;$i<8;$i++) {
+ &mov ("eax",&DWP($i*16+0,"edi"));
+ &mov ("ebx",&DWP($i*16+4,"edi"));
+ &mov ("ecx",&DWP($i*16+8,"edi"));
+ &mov ("edx",&DWP($i*16+12,"edi"));
+ &bswap ("eax");
+ &bswap ("ebx");
+ &bswap ("ecx");
+ &bswap ("edx");
+ &push ("eax");
+ &push ("ebx");
+ &push ("ecx");
+ &push ("edx");
+ }
+ &add ("edi",128);
+ &sub ("esp",9*8); # place for T,A,B,C,D,E,F,G,H
+ &mov (&DWP(8*(9+16)+4,"esp"),"edi");
+
+ # copy ctx->h[0-7] to A,B,C,D,E,F,G,H on stack
+ &lea ("edi",&DWP(8,"esp"));
+ &mov ("ecx",16);
+ &data_word(0xA5F3F689); # rep movsd
+
+&set_label("00_15_x86",16);
+ &BODY_00_15_x86();
+
+ &cmp (&LB("edx"),0x94);
+ &jne (&label("00_15_x86"));
+
+&set_label("16_79_x86",16);
+ #define sigma0(x) (ROTR((x),1) ^ ROTR((x),8) ^ ((x)>>7))
+ # LO lo>>1^hi<<31 ^ lo>>8^hi<<24 ^ lo>>7^hi<<25
+ # HI hi>>1^lo<<31 ^ hi>>8^lo<<24 ^ hi>>7
+ &mov ("ecx",&DWP(8*(9+15+16-1)+0,"esp"));
+ &mov ("edx",&DWP(8*(9+15+16-1)+4,"esp"));
+ &mov ("esi","ecx");
+
+ &shr ("ecx",1); # lo>>1
+ &mov ("edi","edx");
+ &shr ("edx",1); # hi>>1
+ &mov ("eax","ecx");
+ &shl ("esi",24); # lo<<24
+ &mov ("ebx","edx");
+ &shl ("edi",24); # hi<<24
+ &xor ("ebx","esi");
+
+ &shr ("ecx",7-1); # lo>>7
+ &xor ("eax","edi");
+ &shr ("edx",7-1); # hi>>7
+ &xor ("eax","ecx");
+ &shl ("esi",31-24); # lo<<31
+ &xor ("ebx","edx");
+ &shl ("edi",25-24); # hi<<25
+ &xor ("ebx","esi");
+
+ &shr ("ecx",8-7); # lo>>8
+ &xor ("eax","edi");
+ &shr ("edx",8-7); # hi>>8
+ &xor ("eax","ecx");
+ &shl ("edi",31-25); # hi<<31
+ &xor ("ebx","edx");
+ &xor ("eax","edi"); # T1 = sigma0(X[-15])
+
+ &mov (&DWP(0,"esp"),"eax");
+ &mov (&DWP(4,"esp"),"ebx"); # put T1 away
+
+ #define sigma1(x) (ROTR((x),19) ^ ROTR((x),61) ^ ((x)>>6))
+ # LO lo>>19^hi<<13 ^ hi>>29^lo<<3 ^ lo>>6^hi<<26
+ # HI hi>>19^lo<<13 ^ lo>>29^hi<<3 ^ hi>>6
+ &mov ("ecx",&DWP(8*(9+15+16-14)+0,"esp"));
+ &mov ("edx",&DWP(8*(9+15+16-14)+4,"esp"));
+ &mov ("esi","ecx");
+
+ &shr ("ecx",6); # lo>>6
+ &mov ("edi","edx");
+ &shr ("edx",6); # hi>>6
+ &mov ("eax","ecx");
+ &shl ("esi",3); # lo<<3
+ &mov ("ebx","edx");
+ &shl ("edi",3); # hi<<3
+ &xor ("eax","esi");
+
+ &shr ("ecx",19-6); # lo>>19
+ &xor ("ebx","edi");
+ &shr ("edx",19-6); # hi>>19
+ &xor ("eax","ecx");
+ &shl ("esi",13-3); # lo<<13
+ &xor ("ebx","edx");
+ &shl ("edi",13-3); # hi<<13
+ &xor ("ebx","esi");
+
+ &shr ("ecx",29-19); # lo>>29
+ &xor ("eax","edi");
+ &shr ("edx",29-19); # hi>>29
+ &xor ("ebx","ecx");
+ &shl ("edi",26-13); # hi<<26
+ &xor ("eax","edx");
+ &xor ("eax","edi"); # sigma1(X[-2])
+
+ &mov ("ecx",&DWP(8*(9+15+16)+0,"esp"));
+ &mov ("edx",&DWP(8*(9+15+16)+4,"esp"));
+ &add ("eax",&DWP(0,"esp"));
+ &adc ("ebx",&DWP(4,"esp")); # T1 = sigma1(X[-2])+T1
+ &mov ("esi",&DWP(8*(9+15+16-9)+0,"esp"));
+ &mov ("edi",&DWP(8*(9+15+16-9)+4,"esp"));
+ &add ("eax","ecx");
+ &adc ("ebx","edx"); # T1 += X[-16]
+ &add ("eax","esi");
+ &adc ("ebx","edi"); # T1 += X[-7]
+ &mov (&DWP(8*(9+15)+0,"esp"),"eax");
+ &mov (&DWP(8*(9+15)+4,"esp"),"ebx"); # save X[0]
+
+ &BODY_00_15_x86();
+
+ &cmp (&LB("edx"),0x17);
+ &jne (&label("16_79_x86"));
+
+ &mov ("esi",&DWP(8*(9+16+80)+0,"esp"));# ctx
+ &mov ("edi",&DWP(8*(9+16+80)+4,"esp"));# inp
+ for($i=0;$i<4;$i++) {
+ &mov ("eax",&DWP($i*16+0,"esi"));
+ &mov ("ebx",&DWP($i*16+4,"esi"));
+ &mov ("ecx",&DWP($i*16+8,"esi"));
+ &mov ("edx",&DWP($i*16+12,"esi"));
+ &add ("eax",&DWP(8+($i*16)+0,"esp"));
+ &adc ("ebx",&DWP(8+($i*16)+4,"esp"));
+ &mov (&DWP($i*16+0,"esi"),"eax");
+ &mov (&DWP($i*16+4,"esi"),"ebx");
+ &add ("ecx",&DWP(8+($i*16)+8,"esp"));
+ &adc ("edx",&DWP(8+($i*16)+12,"esp"));
+ &mov (&DWP($i*16+8,"esi"),"ecx");
+ &mov (&DWP($i*16+12,"esi"),"edx");
+ }
+ &add ("esp",8*(9+16+80)); # destroy frame
+ &sub ($K512,8*80); # rewind K
+
+ &cmp ("edi",&DWP(8,"esp")); # are we done yet?
+ &jb (&label("loop_x86"));
+
+ &mov ("esp",&DWP(12,"esp")); # restore sp
+&function_end_A();
+
+&set_label("K512",64); # Yes! I keep it in the code segment!
+ &data_word(0xd728ae22,0x428a2f98); # u64
+ &data_word(0x23ef65cd,0x71374491); # u64
+ &data_word(0xec4d3b2f,0xb5c0fbcf); # u64
+ &data_word(0x8189dbbc,0xe9b5dba5); # u64
+ &data_word(0xf348b538,0x3956c25b); # u64
+ &data_word(0xb605d019,0x59f111f1); # u64
+ &data_word(0xaf194f9b,0x923f82a4); # u64
+ &data_word(0xda6d8118,0xab1c5ed5); # u64
+ &data_word(0xa3030242,0xd807aa98); # u64
+ &data_word(0x45706fbe,0x12835b01); # u64
+ &data_word(0x4ee4b28c,0x243185be); # u64
+ &data_word(0xd5ffb4e2,0x550c7dc3); # u64
+ &data_word(0xf27b896f,0x72be5d74); # u64
+ &data_word(0x3b1696b1,0x80deb1fe); # u64
+ &data_word(0x25c71235,0x9bdc06a7); # u64
+ &data_word(0xcf692694,0xc19bf174); # u64
+ &data_word(0x9ef14ad2,0xe49b69c1); # u64
+ &data_word(0x384f25e3,0xefbe4786); # u64
+ &data_word(0x8b8cd5b5,0x0fc19dc6); # u64
+ &data_word(0x77ac9c65,0x240ca1cc); # u64
+ &data_word(0x592b0275,0x2de92c6f); # u64
+ &data_word(0x6ea6e483,0x4a7484aa); # u64
+ &data_word(0xbd41fbd4,0x5cb0a9dc); # u64
+ &data_word(0x831153b5,0x76f988da); # u64
+ &data_word(0xee66dfab,0x983e5152); # u64
+ &data_word(0x2db43210,0xa831c66d); # u64
+ &data_word(0x98fb213f,0xb00327c8); # u64
+ &data_word(0xbeef0ee4,0xbf597fc7); # u64
+ &data_word(0x3da88fc2,0xc6e00bf3); # u64
+ &data_word(0x930aa725,0xd5a79147); # u64
+ &data_word(0xe003826f,0x06ca6351); # u64
+ &data_word(0x0a0e6e70,0x14292967); # u64
+ &data_word(0x46d22ffc,0x27b70a85); # u64
+ &data_word(0x5c26c926,0x2e1b2138); # u64
+ &data_word(0x5ac42aed,0x4d2c6dfc); # u64
+ &data_word(0x9d95b3df,0x53380d13); # u64
+ &data_word(0x8baf63de,0x650a7354); # u64
+ &data_word(0x3c77b2a8,0x766a0abb); # u64
+ &data_word(0x47edaee6,0x81c2c92e); # u64
+ &data_word(0x1482353b,0x92722c85); # u64
+ &data_word(0x4cf10364,0xa2bfe8a1); # u64
+ &data_word(0xbc423001,0xa81a664b); # u64
+ &data_word(0xd0f89791,0xc24b8b70); # u64
+ &data_word(0x0654be30,0xc76c51a3); # u64
+ &data_word(0xd6ef5218,0xd192e819); # u64
+ &data_word(0x5565a910,0xd6990624); # u64
+ &data_word(0x5771202a,0xf40e3585); # u64
+ &data_word(0x32bbd1b8,0x106aa070); # u64
+ &data_word(0xb8d2d0c8,0x19a4c116); # u64
+ &data_word(0x5141ab53,0x1e376c08); # u64
+ &data_word(0xdf8eeb99,0x2748774c); # u64
+ &data_word(0xe19b48a8,0x34b0bcb5); # u64
+ &data_word(0xc5c95a63,0x391c0cb3); # u64
+ &data_word(0xe3418acb,0x4ed8aa4a); # u64
+ &data_word(0x7763e373,0x5b9cca4f); # u64
+ &data_word(0xd6b2b8a3,0x682e6ff3); # u64
+ &data_word(0x5defb2fc,0x748f82ee); # u64
+ &data_word(0x43172f60,0x78a5636f); # u64
+ &data_word(0xa1f0ab72,0x84c87814); # u64
+ &data_word(0x1a6439ec,0x8cc70208); # u64
+ &data_word(0x23631e28,0x90befffa); # u64
+ &data_word(0xde82bde9,0xa4506ceb); # u64
+ &data_word(0xb2c67915,0xbef9a3f7); # u64
+ &data_word(0xe372532b,0xc67178f2); # u64
+ &data_word(0xea26619c,0xca273ece); # u64
+ &data_word(0x21c0c207,0xd186b8c7); # u64
+ &data_word(0xcde0eb1e,0xeada7dd6); # u64
+ &data_word(0xee6ed178,0xf57d4f7f); # u64
+ &data_word(0x72176fba,0x06f067aa); # u64
+ &data_word(0xa2c898a6,0x0a637dc5); # u64
+ &data_word(0xbef90dae,0x113f9804); # u64
+ &data_word(0x131c471b,0x1b710b35); # u64
+ &data_word(0x23047d84,0x28db77f5); # u64
+ &data_word(0x40c72493,0x32caab7b); # u64
+ &data_word(0x15c9bebc,0x3c9ebe0a); # u64
+ &data_word(0x9c100d4c,0x431d67c4); # u64
+ &data_word(0xcb3e42b6,0x4cc5d4be); # u64
+ &data_word(0xfc657e2a,0x597f299c); # u64
+ &data_word(0x3ad6faec,0x5fcb6fab); # u64
+ &data_word(0x4a475817,0x6c44198c); # u64
+
+ &data_word(0x04050607,0x00010203); # byte swap
+ &data_word(0x0c0d0e0f,0x08090a0b); # mask
+&function_end_B("sha512_block_data_order");
+&asciz("SHA512 block transform for x86, CRYPTOGAMS by <appro\@openssl.org>");
+
+&asm_finish();
+
+close STDOUT;