| Index: openssl/crypto/sha/asm/sha512-s390x.pl
|
| ===================================================================
|
| --- openssl/crypto/sha/asm/sha512-s390x.pl (revision 0)
|
| +++ openssl/crypto/sha/asm/sha512-s390x.pl (revision 0)
|
| @@ -0,0 +1,301 @@
|
| +#!/usr/bin/env perl
|
| +
|
| +# ====================================================================
|
| +# Written by Andy Polyakov <appro@fy.chalmers.se> 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/.
|
| +# ====================================================================
|
| +
|
| +# SHA256/512 block procedures for s390x.
|
| +
|
| +# April 2007.
|
| +#
|
| +# sha256_block_data_order is reportedly >3 times faster than gcc 3.3
|
| +# generated code (must be a bug in compiler, as improvement is
|
| +# "pathologically" high, in particular in comparison to other SHA
|
| +# modules). But the real twist is that it detects if hardware support
|
| +# for SHA256 is available and in such case utilizes it. Then the
|
| +# performance can reach >6.5x of assembler one for larger chunks.
|
| +#
|
| +# sha512_block_data_order is ~70% faster than gcc 3.3 generated code.
|
| +
|
| +# January 2009.
|
| +#
|
| +# Add support for hardware SHA512 and reschedule instructions to
|
| +# favour dual-issue z10 pipeline. Hardware SHA256/512 is ~4.7x faster
|
| +# than software.
|
| +
|
| +$t0="%r0";
|
| +$t1="%r1";
|
| +$ctx="%r2"; $t2="%r2";
|
| +$inp="%r3";
|
| +$len="%r4"; # used as index in inner loop
|
| +
|
| +$A="%r5";
|
| +$B="%r6";
|
| +$C="%r7";
|
| +$D="%r8";
|
| +$E="%r9";
|
| +$F="%r10";
|
| +$G="%r11";
|
| +$H="%r12"; @V=($A,$B,$C,$D,$E,$F,$G,$H);
|
| +$tbl="%r13";
|
| +$T1="%r14";
|
| +$sp="%r15";
|
| +
|
| +$output=shift;
|
| +open STDOUT,">$output";
|
| +
|
| +if ($output =~ /512/) {
|
| + $label="512";
|
| + $SZ=8;
|
| + $LD="lg"; # load from memory
|
| + $ST="stg"; # store to memory
|
| + $ADD="alg"; # add with memory operand
|
| + $ROT="rllg"; # rotate left
|
| + $SHR="srlg"; # logical right shift [see even at the end]
|
| + @Sigma0=(25,30,36);
|
| + @Sigma1=(23,46,50);
|
| + @sigma0=(56,63, 7);
|
| + @sigma1=( 3,45, 6);
|
| + $rounds=80;
|
| + $kimdfunc=3; # 0 means unknown/unsupported/unimplemented/disabled
|
| +} else {
|
| + $label="256";
|
| + $SZ=4;
|
| + $LD="llgf"; # load from memory
|
| + $ST="st"; # store to memory
|
| + $ADD="al"; # add with memory operand
|
| + $ROT="rll"; # rotate left
|
| + $SHR="srl"; # logical right shift
|
| + @Sigma0=(10,19,30);
|
| + @Sigma1=( 7,21,26);
|
| + @sigma0=(14,25, 3);
|
| + @sigma1=(13,15,10);
|
| + $rounds=64;
|
| + $kimdfunc=2; # magic function code for kimd instruction
|
| +}
|
| +$Func="sha${label}_block_data_order";
|
| +$Table="K${label}";
|
| +$frame=160+16*$SZ;
|
| +
|
| +sub BODY_00_15 {
|
| +my ($i,$a,$b,$c,$d,$e,$f,$g,$h) = @_;
|
| +
|
| +$code.=<<___ if ($i<16);
|
| + $LD $T1,`$i*$SZ`($inp) ### $i
|
| +___
|
| +$code.=<<___;
|
| + $ROT $t0,$e,$Sigma1[0]
|
| + $ROT $t1,$e,$Sigma1[1]
|
| + lgr $t2,$f
|
| + xgr $t0,$t1
|
| + $ROT $t1,$t1,`$Sigma1[2]-$Sigma1[1]`
|
| + xgr $t2,$g
|
| + $ST $T1,`160+$SZ*($i%16)`($sp)
|
| + xgr $t0,$t1 # Sigma1(e)
|
| + la $T1,0($T1,$h) # T1+=h
|
| + ngr $t2,$e
|
| + lgr $t1,$a
|
| + algr $T1,$t0 # T1+=Sigma1(e)
|
| + $ROT $h,$a,$Sigma0[0]
|
| + xgr $t2,$g # Ch(e,f,g)
|
| + $ADD $T1,`$i*$SZ`($len,$tbl) # T1+=K[i]
|
| + $ROT $t0,$a,$Sigma0[1]
|
| + algr $T1,$t2 # T1+=Ch(e,f,g)
|
| + ogr $t1,$b
|
| + xgr $h,$t0
|
| + lgr $t2,$a
|
| + ngr $t1,$c
|
| + $ROT $t0,$t0,`$Sigma0[2]-$Sigma0[1]`
|
| + xgr $h,$t0 # h=Sigma0(a)
|
| + ngr $t2,$b
|
| + algr $h,$T1 # h+=T1
|
| + ogr $t2,$t1 # Maj(a,b,c)
|
| + la $d,0($d,$T1) # d+=T1
|
| + algr $h,$t2 # h+=Maj(a,b,c)
|
| +___
|
| +}
|
| +
|
| +sub BODY_16_XX {
|
| +my ($i,$a,$b,$c,$d,$e,$f,$g,$h) = @_;
|
| +
|
| +$code.=<<___;
|
| + $LD $T1,`160+$SZ*(($i+1)%16)`($sp) ### $i
|
| + $LD $t1,`160+$SZ*(($i+14)%16)`($sp)
|
| + $ROT $t0,$T1,$sigma0[0]
|
| + $SHR $T1,$sigma0[2]
|
| + $ROT $t2,$t0,`$sigma0[1]-$sigma0[0]`
|
| + xgr $T1,$t0
|
| + $ROT $t0,$t1,$sigma1[0]
|
| + xgr $T1,$t2 # sigma0(X[i+1])
|
| + $SHR $t1,$sigma1[2]
|
| + $ADD $T1,`160+$SZ*($i%16)`($sp) # +=X[i]
|
| + xgr $t1,$t0
|
| + $ROT $t0,$t0,`$sigma1[1]-$sigma1[0]`
|
| + $ADD $T1,`160+$SZ*(($i+9)%16)`($sp) # +=X[i+9]
|
| + xgr $t1,$t0 # sigma1(X[i+14])
|
| + algr $T1,$t1 # +=sigma1(X[i+14])
|
| +___
|
| + &BODY_00_15(@_);
|
| +}
|
| +
|
| +$code.=<<___;
|
| +.text
|
| +.align 64
|
| +.type $Table,\@object
|
| +$Table:
|
| +___
|
| +$code.=<<___ if ($SZ==4);
|
| + .long 0x428a2f98,0x71374491,0xb5c0fbcf,0xe9b5dba5
|
| + .long 0x3956c25b,0x59f111f1,0x923f82a4,0xab1c5ed5
|
| + .long 0xd807aa98,0x12835b01,0x243185be,0x550c7dc3
|
| + .long 0x72be5d74,0x80deb1fe,0x9bdc06a7,0xc19bf174
|
| + .long 0xe49b69c1,0xefbe4786,0x0fc19dc6,0x240ca1cc
|
| + .long 0x2de92c6f,0x4a7484aa,0x5cb0a9dc,0x76f988da
|
| + .long 0x983e5152,0xa831c66d,0xb00327c8,0xbf597fc7
|
| + .long 0xc6e00bf3,0xd5a79147,0x06ca6351,0x14292967
|
| + .long 0x27b70a85,0x2e1b2138,0x4d2c6dfc,0x53380d13
|
| + .long 0x650a7354,0x766a0abb,0x81c2c92e,0x92722c85
|
| + .long 0xa2bfe8a1,0xa81a664b,0xc24b8b70,0xc76c51a3
|
| + .long 0xd192e819,0xd6990624,0xf40e3585,0x106aa070
|
| + .long 0x19a4c116,0x1e376c08,0x2748774c,0x34b0bcb5
|
| + .long 0x391c0cb3,0x4ed8aa4a,0x5b9cca4f,0x682e6ff3
|
| + .long 0x748f82ee,0x78a5636f,0x84c87814,0x8cc70208
|
| + .long 0x90befffa,0xa4506ceb,0xbef9a3f7,0xc67178f2
|
| +___
|
| +$code.=<<___ if ($SZ==8);
|
| + .quad 0x428a2f98d728ae22,0x7137449123ef65cd
|
| + .quad 0xb5c0fbcfec4d3b2f,0xe9b5dba58189dbbc
|
| + .quad 0x3956c25bf348b538,0x59f111f1b605d019
|
| + .quad 0x923f82a4af194f9b,0xab1c5ed5da6d8118
|
| + .quad 0xd807aa98a3030242,0x12835b0145706fbe
|
| + .quad 0x243185be4ee4b28c,0x550c7dc3d5ffb4e2
|
| + .quad 0x72be5d74f27b896f,0x80deb1fe3b1696b1
|
| + .quad 0x9bdc06a725c71235,0xc19bf174cf692694
|
| + .quad 0xe49b69c19ef14ad2,0xefbe4786384f25e3
|
| + .quad 0x0fc19dc68b8cd5b5,0x240ca1cc77ac9c65
|
| + .quad 0x2de92c6f592b0275,0x4a7484aa6ea6e483
|
| + .quad 0x5cb0a9dcbd41fbd4,0x76f988da831153b5
|
| + .quad 0x983e5152ee66dfab,0xa831c66d2db43210
|
| + .quad 0xb00327c898fb213f,0xbf597fc7beef0ee4
|
| + .quad 0xc6e00bf33da88fc2,0xd5a79147930aa725
|
| + .quad 0x06ca6351e003826f,0x142929670a0e6e70
|
| + .quad 0x27b70a8546d22ffc,0x2e1b21385c26c926
|
| + .quad 0x4d2c6dfc5ac42aed,0x53380d139d95b3df
|
| + .quad 0x650a73548baf63de,0x766a0abb3c77b2a8
|
| + .quad 0x81c2c92e47edaee6,0x92722c851482353b
|
| + .quad 0xa2bfe8a14cf10364,0xa81a664bbc423001
|
| + .quad 0xc24b8b70d0f89791,0xc76c51a30654be30
|
| + .quad 0xd192e819d6ef5218,0xd69906245565a910
|
| + .quad 0xf40e35855771202a,0x106aa07032bbd1b8
|
| + .quad 0x19a4c116b8d2d0c8,0x1e376c085141ab53
|
| + .quad 0x2748774cdf8eeb99,0x34b0bcb5e19b48a8
|
| + .quad 0x391c0cb3c5c95a63,0x4ed8aa4ae3418acb
|
| + .quad 0x5b9cca4f7763e373,0x682e6ff3d6b2b8a3
|
| + .quad 0x748f82ee5defb2fc,0x78a5636f43172f60
|
| + .quad 0x84c87814a1f0ab72,0x8cc702081a6439ec
|
| + .quad 0x90befffa23631e28,0xa4506cebde82bde9
|
| + .quad 0xbef9a3f7b2c67915,0xc67178f2e372532b
|
| + .quad 0xca273eceea26619c,0xd186b8c721c0c207
|
| + .quad 0xeada7dd6cde0eb1e,0xf57d4f7fee6ed178
|
| + .quad 0x06f067aa72176fba,0x0a637dc5a2c898a6
|
| + .quad 0x113f9804bef90dae,0x1b710b35131c471b
|
| + .quad 0x28db77f523047d84,0x32caab7b40c72493
|
| + .quad 0x3c9ebe0a15c9bebc,0x431d67c49c100d4c
|
| + .quad 0x4cc5d4becb3e42b6,0x597f299cfc657e2a
|
| + .quad 0x5fcb6fab3ad6faec,0x6c44198c4a475817
|
| +___
|
| +$code.=<<___;
|
| +.size $Table,.-$Table
|
| +.globl $Func
|
| +.type $Func,\@function
|
| +$Func:
|
| +___
|
| +$code.=<<___ if ($kimdfunc);
|
| + larl %r1,OPENSSL_s390xcap_P
|
| + lg %r0,0(%r1)
|
| + tmhl %r0,0x4000 # check for message-security assist
|
| + jz .Lsoftware
|
| + lghi %r0,0
|
| + la %r1,16($sp)
|
| + .long 0xb93e0002 # kimd %r0,%r2
|
| + lg %r0,16($sp)
|
| + tmhh %r0,`0x8000>>$kimdfunc`
|
| + jz .Lsoftware
|
| + lghi %r0,$kimdfunc
|
| + lgr %r1,$ctx
|
| + lgr %r2,$inp
|
| + sllg %r3,$len,`log(16*$SZ)/log(2)`
|
| + .long 0xb93e0002 # kimd %r0,%r2
|
| + brc 1,.-4 # pay attention to "partial completion"
|
| + br %r14
|
| +.align 16
|
| +.Lsoftware:
|
| +___
|
| +$code.=<<___;
|
| + sllg $len,$len,`log(16*$SZ)/log(2)`
|
| + lghi %r1,-$frame
|
| + agr $len,$inp
|
| + stmg $ctx,%r15,16($sp)
|
| + lgr %r0,$sp
|
| + la $sp,0(%r1,$sp)
|
| + stg %r0,0($sp)
|
| +
|
| + larl $tbl,$Table
|
| + $LD $A,`0*$SZ`($ctx)
|
| + $LD $B,`1*$SZ`($ctx)
|
| + $LD $C,`2*$SZ`($ctx)
|
| + $LD $D,`3*$SZ`($ctx)
|
| + $LD $E,`4*$SZ`($ctx)
|
| + $LD $F,`5*$SZ`($ctx)
|
| + $LD $G,`6*$SZ`($ctx)
|
| + $LD $H,`7*$SZ`($ctx)
|
| +
|
| +.Lloop:
|
| + lghi $len,0
|
| +___
|
| +for ($i=0;$i<16;$i++) { &BODY_00_15($i,@V); unshift(@V,pop(@V)); }
|
| +$code.=".Lrounds_16_xx:\n";
|
| +for (;$i<32;$i++) { &BODY_16_XX($i,@V); unshift(@V,pop(@V)); }
|
| +$code.=<<___;
|
| + aghi $len,`16*$SZ`
|
| + lghi $t0,`($rounds-16)*$SZ`
|
| + clgr $len,$t0
|
| + jne .Lrounds_16_xx
|
| +
|
| + lg $ctx,`$frame+16`($sp)
|
| + la $inp,`16*$SZ`($inp)
|
| + $ADD $A,`0*$SZ`($ctx)
|
| + $ADD $B,`1*$SZ`($ctx)
|
| + $ADD $C,`2*$SZ`($ctx)
|
| + $ADD $D,`3*$SZ`($ctx)
|
| + $ADD $E,`4*$SZ`($ctx)
|
| + $ADD $F,`5*$SZ`($ctx)
|
| + $ADD $G,`6*$SZ`($ctx)
|
| + $ADD $H,`7*$SZ`($ctx)
|
| + $ST $A,`0*$SZ`($ctx)
|
| + $ST $B,`1*$SZ`($ctx)
|
| + $ST $C,`2*$SZ`($ctx)
|
| + $ST $D,`3*$SZ`($ctx)
|
| + $ST $E,`4*$SZ`($ctx)
|
| + $ST $F,`5*$SZ`($ctx)
|
| + $ST $G,`6*$SZ`($ctx)
|
| + $ST $H,`7*$SZ`($ctx)
|
| + clg $inp,`$frame+32`($sp)
|
| + jne .Lloop
|
| +
|
| + lmg %r6,%r15,`$frame+48`($sp)
|
| + br %r14
|
| +.size $Func,.-$Func
|
| +.string "SHA${label} block transform for s390x, CRYPTOGAMS by <appro\@openssl.org>"
|
| +.comm OPENSSL_s390xcap_P,8,8
|
| +___
|
| +
|
| +$code =~ s/\`([^\`]*)\`/eval $1/gem;
|
| +# unlike 32-bit shift 64-bit one takes three arguments
|
| +$code =~ s/(srlg\s+)(%r[0-9]+),/$1$2,$2,/gm;
|
| +
|
| +print $code;
|
| +close STDOUT;
|
|
|