diff options
Diffstat (limited to 'openssl/crypto/sha/asm/sha512-parisc.pl')
| -rw-r--r-- | openssl/crypto/sha/asm/sha512-parisc.pl | 791 |
1 files changed, 791 insertions, 0 deletions
diff --git a/openssl/crypto/sha/asm/sha512-parisc.pl b/openssl/crypto/sha/asm/sha512-parisc.pl new file mode 100644 index 000000000..e24ee58ae --- /dev/null +++ b/openssl/crypto/sha/asm/sha512-parisc.pl @@ -0,0 +1,791 @@ +#!/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 procedure for PA-RISC. + +# June 2009. +# +# SHA256 performance is >75% better than gcc 3.2 generated code on +# PA-7100LC. Compared to code generated by vendor compiler this +# implementation is almost 70% faster in 64-bit build, but delivers +# virtually same performance in 32-bit build on PA-8600. +# +# SHA512 performance is >2.9x better than gcc 3.2 generated code on +# PA-7100LC, PA-RISC 1.1 processor. Then implementation detects if the +# code is executed on PA-RISC 2.0 processor and switches to 64-bit +# code path delivering adequate peformance even in "blended" 32-bit +# build. Though 64-bit code is not any faster than code generated by +# vendor compiler on PA-8600... +# +# Special thanks to polarhome.com for providing HP-UX account. + +$flavour = shift; +$output = shift; +open STDOUT,">$output"; + +if ($flavour =~ /64/) { + $LEVEL ="2.0W"; + $SIZE_T =8; + $FRAME_MARKER =80; + $SAVED_RP =16; + $PUSH ="std"; + $PUSHMA ="std,ma"; + $POP ="ldd"; + $POPMB ="ldd,mb"; +} else { + $LEVEL ="1.0"; + $SIZE_T =4; + $FRAME_MARKER =48; + $SAVED_RP =20; + $PUSH ="stw"; + $PUSHMA ="stwm"; + $POP ="ldw"; + $POPMB ="ldwm"; +} + +if ($output =~ /512/) { + $func="sha512_block_data_order"; + $SZ=8; + @Sigma0=(28,34,39); + @Sigma1=(14,18,41); + @sigma0=(1, 8, 7); + @sigma1=(19,61, 6); + $rounds=80; + $LAST10BITS=0x017; + $LD="ldd"; + $LDM="ldd,ma"; + $ST="std"; +} else { + $func="sha256_block_data_order"; + $SZ=4; + @Sigma0=( 2,13,22); + @Sigma1=( 6,11,25); + @sigma0=( 7,18, 3); + @sigma1=(17,19,10); + $rounds=64; + $LAST10BITS=0x0f2; + $LD="ldw"; + $LDM="ldwm"; + $ST="stw"; +} + +$FRAME=16*$SIZE_T+$FRAME_MARKER;# 16 saved regs + frame marker + # [+ argument transfer] +$XOFF=16*$SZ+32; # local variables +$FRAME+=$XOFF; +$XOFF+=$FRAME_MARKER; # distance between %sp and local variables + +$ctx="%r26"; # zapped by $a0 +$inp="%r25"; # zapped by $a1 +$num="%r24"; # zapped by $t0 + +$a0 ="%r26"; +$a1 ="%r25"; +$t0 ="%r24"; +$t1 ="%r29"; +$Tbl="%r31"; + +@V=($A,$B,$C,$D,$E,$F,$G,$H)=("%r17","%r18","%r19","%r20","%r21","%r22","%r23","%r28"); + +@X=("%r1", "%r2", "%r3", "%r4", "%r5", "%r6", "%r7", "%r8", + "%r9", "%r10","%r11","%r12","%r13","%r14","%r15","%r16",$inp); + +sub ROUND_00_15 { +my ($i,$a,$b,$c,$d,$e,$f,$g,$h)=@_; +$code.=<<___; + _ror $e,$Sigma1[0],$a0 + and $f,$e,$t0 + _ror $e,$Sigma1[1],$a1 + addl $t1,$h,$h + andcm $g,$e,$t1 + xor $a1,$a0,$a0 + _ror $a1,`$Sigma1[2]-$Sigma1[1]`,$a1 + or $t0,$t1,$t1 ; Ch(e,f,g) + addl @X[$i%16],$h,$h + xor $a0,$a1,$a1 ; Sigma1(e) + addl $t1,$h,$h + _ror $a,$Sigma0[0],$a0 + addl $a1,$h,$h + + _ror $a,$Sigma0[1],$a1 + and $a,$b,$t0 + and $a,$c,$t1 + xor $a1,$a0,$a0 + _ror $a1,`$Sigma0[2]-$Sigma0[1]`,$a1 + xor $t1,$t0,$t0 + and $b,$c,$t1 + xor $a0,$a1,$a1 ; Sigma0(a) + addl $h,$d,$d + xor $t1,$t0,$t0 ; Maj(a,b,c) + `"$LDM $SZ($Tbl),$t1" if ($i<15)` + addl $a1,$h,$h + addl $t0,$h,$h + +___ +} + +sub ROUND_16_xx { +my ($i,$a,$b,$c,$d,$e,$f,$g,$h)=@_; +$i-=16; +$code.=<<___; + _ror @X[($i+1)%16],$sigma0[0],$a0 + _ror @X[($i+1)%16],$sigma0[1],$a1 + addl @X[($i+9)%16],@X[$i],@X[$i] + _ror @X[($i+14)%16],$sigma1[0],$t0 + _ror @X[($i+14)%16],$sigma1[1],$t1 + xor $a1,$a0,$a0 + _shr @X[($i+1)%16],$sigma0[2],$a1 + xor $t1,$t0,$t0 + _shr @X[($i+14)%16],$sigma1[2],$t1 + xor $a1,$a0,$a0 ; sigma0(X[(i+1)&0x0f]) + xor $t1,$t0,$t0 ; sigma1(X[(i+14)&0x0f]) + $LDM $SZ($Tbl),$t1 + addl $a0,@X[$i],@X[$i] + addl $t0,@X[$i],@X[$i] +___ +$code.=<<___ if ($i==15); + extru $t1,31,10,$a1 + comiclr,<> $LAST10BITS,$a1,%r0 + ldo 1($Tbl),$Tbl ; signal end of $Tbl +___ +&ROUND_00_15($i+16,$a,$b,$c,$d,$e,$f,$g,$h); +} + +$code=<<___; + .LEVEL $LEVEL + .SPACE \$TEXT\$ + .SUBSPA \$CODE\$,QUAD=0,ALIGN=8,ACCESS=0x2C,CODE_ONLY + + .ALIGN 64 +L\$table +___ +$code.=<<___ if ($SZ==8); + .WORD 0x428a2f98,0xd728ae22,0x71374491,0x23ef65cd + .WORD 0xb5c0fbcf,0xec4d3b2f,0xe9b5dba5,0x8189dbbc + .WORD 0x3956c25b,0xf348b538,0x59f111f1,0xb605d019 + .WORD 0x923f82a4,0xaf194f9b,0xab1c5ed5,0xda6d8118 + .WORD 0xd807aa98,0xa3030242,0x12835b01,0x45706fbe + .WORD 0x243185be,0x4ee4b28c,0x550c7dc3,0xd5ffb4e2 + .WORD 0x72be5d74,0xf27b896f,0x80deb1fe,0x3b1696b1 + .WORD 0x9bdc06a7,0x25c71235,0xc19bf174,0xcf692694 + .WORD 0xe49b69c1,0x9ef14ad2,0xefbe4786,0x384f25e3 + .WORD 0x0fc19dc6,0x8b8cd5b5,0x240ca1cc,0x77ac9c65 + .WORD 0x2de92c6f,0x592b0275,0x4a7484aa,0x6ea6e483 + .WORD 0x5cb0a9dc,0xbd41fbd4,0x76f988da,0x831153b5 + .WORD 0x983e5152,0xee66dfab,0xa831c66d,0x2db43210 + .WORD 0xb00327c8,0x98fb213f,0xbf597fc7,0xbeef0ee4 + .WORD 0xc6e00bf3,0x3da88fc2,0xd5a79147,0x930aa725 + .WORD 0x06ca6351,0xe003826f,0x14292967,0x0a0e6e70 + .WORD 0x27b70a85,0x46d22ffc,0x2e1b2138,0x5c26c926 + .WORD 0x4d2c6dfc,0x5ac42aed,0x53380d13,0x9d95b3df + .WORD 0x650a7354,0x8baf63de,0x766a0abb,0x3c77b2a8 + .WORD 0x81c2c92e,0x47edaee6,0x92722c85,0x1482353b + .WORD 0xa2bfe8a1,0x4cf10364,0xa81a664b,0xbc423001 + .WORD 0xc24b8b70,0xd0f89791,0xc76c51a3,0x0654be30 + .WORD 0xd192e819,0xd6ef5218,0xd6990624,0x5565a910 + .WORD 0xf40e3585,0x5771202a,0x106aa070,0x32bbd1b8 + .WORD 0x19a4c116,0xb8d2d0c8,0x1e376c08,0x5141ab53 + .WORD 0x2748774c,0xdf8eeb99,0x34b0bcb5,0xe19b48a8 + .WORD 0x391c0cb3,0xc5c95a63,0x4ed8aa4a,0xe3418acb + .WORD 0x5b9cca4f,0x7763e373,0x682e6ff3,0xd6b2b8a3 + .WORD 0x748f82ee,0x5defb2fc,0x78a5636f,0x43172f60 + .WORD 0x84c87814,0xa1f0ab72,0x8cc70208,0x1a6439ec + .WORD 0x90befffa,0x23631e28,0xa4506ceb,0xde82bde9 + .WORD 0xbef9a3f7,0xb2c67915,0xc67178f2,0xe372532b + .WORD 0xca273ece,0xea26619c,0xd186b8c7,0x21c0c207 + .WORD 0xeada7dd6,0xcde0eb1e,0xf57d4f7f,0xee6ed178 + .WORD 0x06f067aa,0x72176fba,0x0a637dc5,0xa2c898a6 + .WORD 0x113f9804,0xbef90dae,0x1b710b35,0x131c471b + .WORD 0x28db77f5,0x23047d84,0x32caab7b,0x40c72493 + .WORD 0x3c9ebe0a,0x15c9bebc,0x431d67c4,0x9c100d4c + .WORD 0x4cc5d4be,0xcb3e42b6,0x597f299c,0xfc657e2a + .WORD 0x5fcb6fab,0x3ad6faec,0x6c44198c,0x4a475817 +___ +$code.=<<___ if ($SZ==4); + .WORD 0x428a2f98,0x71374491,0xb5c0fbcf,0xe9b5dba5 + .WORD 0x3956c25b,0x59f111f1,0x923f82a4,0xab1c5ed5 + .WORD 0xd807aa98,0x12835b01,0x243185be,0x550c7dc3 + .WORD 0x72be5d74,0x80deb1fe,0x9bdc06a7,0xc19bf174 + .WORD 0xe49b69c1,0xefbe4786,0x0fc19dc6,0x240ca1cc + .WORD 0x2de92c6f,0x4a7484aa,0x5cb0a9dc,0x76f988da + .WORD 0x983e5152,0xa831c66d,0xb00327c8,0xbf597fc7 + .WORD 0xc6e00bf3,0xd5a79147,0x06ca6351,0x14292967 + .WORD 0x27b70a85,0x2e1b2138,0x4d2c6dfc,0x53380d13 + .WORD 0x650a7354,0x766a0abb,0x81c2c92e,0x92722c85 + .WORD 0xa2bfe8a1,0xa81a664b,0xc24b8b70,0xc76c51a3 + .WORD 0xd192e819,0xd6990624,0xf40e3585,0x106aa070 + .WORD 0x19a4c116,0x1e376c08,0x2748774c,0x34b0bcb5 + .WORD 0x391c0cb3,0x4ed8aa4a,0x5b9cca4f,0x682e6ff3 + .WORD 0x748f82ee,0x78a5636f,0x84c87814,0x8cc70208 + .WORD 0x90befffa,0xa4506ceb,0xbef9a3f7,0xc67178f2 +___ +$code.=<<___; + + .EXPORT $func,ENTRY,ARGW0=GR,ARGW1=GR,ARGW2=GR + .ALIGN 64 +$func + .PROC + .CALLINFO FRAME=`$FRAME-16*$SIZE_T`,NO_CALLS,SAVE_RP,ENTRY_GR=18 + .ENTRY + $PUSH %r2,-$SAVED_RP(%sp) ; standard prologue + $PUSHMA %r3,$FRAME(%sp) + $PUSH %r4,`-$FRAME+1*$SIZE_T`(%sp) + $PUSH %r5,`-$FRAME+2*$SIZE_T`(%sp) + $PUSH %r6,`-$FRAME+3*$SIZE_T`(%sp) + $PUSH %r7,`-$FRAME+4*$SIZE_T`(%sp) + $PUSH %r8,`-$FRAME+5*$SIZE_T`(%sp) + $PUSH %r9,`-$FRAME+6*$SIZE_T`(%sp) + $PUSH %r10,`-$FRAME+7*$SIZE_T`(%sp) + $PUSH %r11,`-$FRAME+8*$SIZE_T`(%sp) + $PUSH %r12,`-$FRAME+9*$SIZE_T`(%sp) + $PUSH %r13,`-$FRAME+10*$SIZE_T`(%sp) + $PUSH %r14,`-$FRAME+11*$SIZE_T`(%sp) + $PUSH %r15,`-$FRAME+12*$SIZE_T`(%sp) + $PUSH %r16,`-$FRAME+13*$SIZE_T`(%sp) + $PUSH %r17,`-$FRAME+14*$SIZE_T`(%sp) + $PUSH %r18,`-$FRAME+15*$SIZE_T`(%sp) + + _shl $num,`log(16*$SZ)/log(2)`,$num + addl $inp,$num,$num ; $num to point at the end of $inp + + $PUSH $num,`-$FRAME_MARKER-4*$SIZE_T`(%sp) ; save arguments + $PUSH $inp,`-$FRAME_MARKER-3*$SIZE_T`(%sp) + $PUSH $ctx,`-$FRAME_MARKER-2*$SIZE_T`(%sp) + + blr %r0,$Tbl + ldi 3,$t1 +L\$pic + andcm $Tbl,$t1,$Tbl ; wipe privilege level + ldo L\$table-L\$pic($Tbl),$Tbl +___ +$code.=<<___ if ($SZ==8 && $SIZE_T==4); + ldi 31,$t1 + mtctl $t1,%cr11 + extrd,u,*= $t1,%sar,1,$t1 ; executes on PA-RISC 1.0 + b L\$parisc1 + nop +___ +$code.=<<___; + $LD `0*$SZ`($ctx),$A ; load context + $LD `1*$SZ`($ctx),$B + $LD `2*$SZ`($ctx),$C + $LD `3*$SZ`($ctx),$D + $LD `4*$SZ`($ctx),$E + $LD `5*$SZ`($ctx),$F + $LD `6*$SZ`($ctx),$G + $LD `7*$SZ`($ctx),$H + + extru $inp,31,`log($SZ)/log(2)`,$t0 + sh3addl $t0,%r0,$t0 + subi `8*$SZ`,$t0,$t0 + mtctl $t0,%cr11 ; load %sar with align factor + +L\$oop + ldi `$SZ-1`,$t0 + $LDM $SZ($Tbl),$t1 + andcm $inp,$t0,$t0 ; align $inp +___ + for ($i=0;$i<15;$i++) { # load input block + $code.="\t$LD `$SZ*$i`($t0),@X[$i]\n"; } +$code.=<<___; + cmpb,*= $inp,$t0,L\$aligned + $LD `$SZ*15`($t0),@X[15] + $LD `$SZ*16`($t0),@X[16] +___ + for ($i=0;$i<16;$i++) { # align data + $code.="\t_align @X[$i],@X[$i+1],@X[$i]\n"; } +$code.=<<___; +L\$aligned + nop ; otherwise /usr/ccs/bin/as is confused by below .WORD +___ + +for($i=0;$i<16;$i++) { &ROUND_00_15($i,@V); unshift(@V,pop(@V)); } +$code.=<<___; +L\$rounds + nop ; otherwise /usr/ccs/bin/as is confused by below .WORD +___ +for(;$i<32;$i++) { &ROUND_16_xx($i,@V); unshift(@V,pop(@V)); } +$code.=<<___; + bb,>= $Tbl,31,L\$rounds ; end of $Tbl signalled? + nop + + $POP `-$FRAME_MARKER-2*$SIZE_T`(%sp),$ctx ; restore arguments + $POP `-$FRAME_MARKER-3*$SIZE_T`(%sp),$inp + $POP `-$FRAME_MARKER-4*$SIZE_T`(%sp),$num + ldo `-$rounds*$SZ-1`($Tbl),$Tbl ; rewind $Tbl + + $LD `0*$SZ`($ctx),@X[0] ; load context + $LD `1*$SZ`($ctx),@X[1] + $LD `2*$SZ`($ctx),@X[2] + $LD `3*$SZ`($ctx),@X[3] + $LD `4*$SZ`($ctx),@X[4] + $LD `5*$SZ`($ctx),@X[5] + addl @X[0],$A,$A + $LD `6*$SZ`($ctx),@X[6] + addl @X[1],$B,$B + $LD `7*$SZ`($ctx),@X[7] + ldo `16*$SZ`($inp),$inp ; advance $inp + + $ST $A,`0*$SZ`($ctx) ; save context + addl @X[2],$C,$C + $ST $B,`1*$SZ`($ctx) + addl @X[3],$D,$D + $ST $C,`2*$SZ`($ctx) + addl @X[4],$E,$E + $ST $D,`3*$SZ`($ctx) + addl @X[5],$F,$F + $ST $E,`4*$SZ`($ctx) + addl @X[6],$G,$G + $ST $F,`5*$SZ`($ctx) + addl @X[7],$H,$H + $ST $G,`6*$SZ`($ctx) + $ST $H,`7*$SZ`($ctx) + + cmpb,*<>,n $inp,$num,L\$oop + $PUSH $inp,`-$FRAME_MARKER-3*$SIZE_T`(%sp) ; save $inp +___ +if ($SZ==8 && $SIZE_T==4) # SHA512 for 32-bit PA-RISC 1.0 +{{ +$code.=<<___; + b L\$done + nop + + .ALIGN 64 +L\$parisc1 +___ + +@V=( $Ahi, $Alo, $Bhi, $Blo, $Chi, $Clo, $Dhi, $Dlo, + $Ehi, $Elo, $Fhi, $Flo, $Ghi, $Glo, $Hhi, $Hlo) = + ( "%r1", "%r2", "%r3", "%r4", "%r5", "%r6", "%r7", "%r8", + "%r9","%r10","%r11","%r12","%r13","%r14","%r15","%r16"); +$a0 ="%r17"; +$a1 ="%r18"; +$a2 ="%r19"; +$a3 ="%r20"; +$t0 ="%r21"; +$t1 ="%r22"; +$t2 ="%r28"; +$t3 ="%r29"; +$Tbl="%r31"; + +@X=("%r23","%r24","%r25","%r26"); # zaps $num,$inp,$ctx + +sub ROUND_00_15_pa1 { +my ($i,$ahi,$alo,$bhi,$blo,$chi,$clo,$dhi,$dlo, + $ehi,$elo,$fhi,$flo,$ghi,$glo,$hhi,$hlo,$flag)=@_; +my ($Xhi,$Xlo,$Xnhi,$Xnlo) = @X; + +$code.=<<___ if (!$flag); + ldw `-$XOFF+8*(($i+1)%16)`(%sp),$Xnhi + ldw `-$XOFF+8*(($i+1)%16)+4`(%sp),$Xnlo ; load X[i+1] +___ +$code.=<<___; + shd $ehi,$elo,$Sigma1[0],$t0 + add $Xlo,$hlo,$hlo + shd $elo,$ehi,$Sigma1[0],$t1 + addc $Xhi,$hhi,$hhi ; h += X[i] + shd $ehi,$elo,$Sigma1[1],$t2 + ldwm 8($Tbl),$Xhi + shd $elo,$ehi,$Sigma1[1],$t3 + ldw -4($Tbl),$Xlo ; load K[i] + xor $t2,$t0,$t0 + xor $t3,$t1,$t1 + and $flo,$elo,$a0 + and $fhi,$ehi,$a1 + shd $ehi,$elo,$Sigma1[2],$t2 + andcm $glo,$elo,$a2 + shd $elo,$ehi,$Sigma1[2],$t3 + andcm $ghi,$ehi,$a3 + xor $t2,$t0,$t0 + xor $t3,$t1,$t1 ; Sigma1(e) + add $Xlo,$hlo,$hlo + xor $a2,$a0,$a0 + addc $Xhi,$hhi,$hhi ; h += K[i] + xor $a3,$a1,$a1 ; Ch(e,f,g) + + add $t0,$hlo,$hlo + shd $ahi,$alo,$Sigma0[0],$t0 + addc $t1,$hhi,$hhi ; h += Sigma1(e) + shd $alo,$ahi,$Sigma0[0],$t1 + add $a0,$hlo,$hlo + shd $ahi,$alo,$Sigma0[1],$t2 + addc $a1,$hhi,$hhi ; h += Ch(e,f,g) + shd $alo,$ahi,$Sigma0[1],$t3 + + xor $t2,$t0,$t0 + xor $t3,$t1,$t1 + shd $ahi,$alo,$Sigma0[2],$t2 + and $alo,$blo,$a0 + shd $alo,$ahi,$Sigma0[2],$t3 + and $ahi,$bhi,$a1 + xor $t2,$t0,$t0 + xor $t3,$t1,$t1 ; Sigma0(a) + + and $alo,$clo,$a2 + and $ahi,$chi,$a3 + xor $a2,$a0,$a0 + add $hlo,$dlo,$dlo + xor $a3,$a1,$a1 + addc $hhi,$dhi,$dhi ; d += h + and $blo,$clo,$a2 + add $t0,$hlo,$hlo + and $bhi,$chi,$a3 + addc $t1,$hhi,$hhi ; h += Sigma0(a) + xor $a2,$a0,$a0 + add $a0,$hlo,$hlo + xor $a3,$a1,$a1 ; Maj(a,b,c) + addc $a1,$hhi,$hhi ; h += Maj(a,b,c) + +___ +$code.=<<___ if ($i==15 && $flag); + extru $Xlo,31,10,$Xlo + comiclr,= $LAST10BITS,$Xlo,%r0 + b L\$rounds_pa1 + nop +___ +push(@X,shift(@X)); push(@X,shift(@X)); +} + +sub ROUND_16_xx_pa1 { +my ($Xhi,$Xlo,$Xnhi,$Xnlo) = @X; +my ($i)=shift; +$i-=16; +$code.=<<___; + ldw `-$XOFF+8*(($i+1)%16)`(%sp),$Xnhi + ldw `-$XOFF+8*(($i+1)%16)+4`(%sp),$Xnlo ; load X[i+1] + ldw `-$XOFF+8*(($i+9)%16)`(%sp),$a1 + ldw `-$XOFF+8*(($i+9)%16)+4`(%sp),$a0 ; load X[i+9] + ldw `-$XOFF+8*(($i+14)%16)`(%sp),$a3 + ldw `-$XOFF+8*(($i+14)%16)+4`(%sp),$a2 ; load X[i+14] + shd $Xnhi,$Xnlo,$sigma0[0],$t0 + shd $Xnlo,$Xnhi,$sigma0[0],$t1 + add $a0,$Xlo,$Xlo + shd $Xnhi,$Xnlo,$sigma0[1],$t2 + addc $a1,$Xhi,$Xhi + shd $Xnlo,$Xnhi,$sigma0[1],$t3 + xor $t2,$t0,$t0 + shd $Xnhi,$Xnlo,$sigma0[2],$t2 + xor $t3,$t1,$t1 + extru $Xnhi,`31-$sigma0[2]`,`32-$sigma0[2]`,$t3 + xor $t2,$t0,$t0 + shd $a3,$a2,$sigma1[0],$a0 + xor $t3,$t1,$t1 ; sigma0(X[i+1)&0x0f]) + shd $a2,$a3,$sigma1[0],$a1 + add $t0,$Xlo,$Xlo + shd $a3,$a2,$sigma1[1],$t2 + addc $t1,$Xhi,$Xhi + shd $a2,$a3,$sigma1[1],$t3 + xor $t2,$a0,$a0 + shd $a3,$a2,$sigma1[2],$t2 + xor $t3,$a1,$a1 + extru $a3,`31-$sigma1[2]`,`32-$sigma1[2]`,$t3 + xor $t2,$a0,$a0 + xor $t3,$a1,$a1 ; sigma0(X[i+14)&0x0f]) + add $a0,$Xlo,$Xlo + addc $a1,$Xhi,$Xhi + + stw $Xhi,`-$XOFF+8*($i%16)`(%sp) + stw $Xlo,`-$XOFF+8*($i%16)+4`(%sp) +___ +&ROUND_00_15_pa1($i,@_,1); +} +$code.=<<___; + ldw `0*4`($ctx),$Ahi ; load context + ldw `1*4`($ctx),$Alo + ldw `2*4`($ctx),$Bhi + ldw `3*4`($ctx),$Blo + ldw `4*4`($ctx),$Chi + ldw `5*4`($ctx),$Clo + ldw `6*4`($ctx),$Dhi + ldw `7*4`($ctx),$Dlo + ldw `8*4`($ctx),$Ehi + ldw `9*4`($ctx),$Elo + ldw `10*4`($ctx),$Fhi + ldw `11*4`($ctx),$Flo + ldw `12*4`($ctx),$Ghi + ldw `13*4`($ctx),$Glo + ldw `14*4`($ctx),$Hhi + ldw `15*4`($ctx),$Hlo + + extru $inp,31,2,$t0 + sh3addl $t0,%r0,$t0 + subi 32,$t0,$t0 + mtctl $t0,%cr11 ; load %sar with align factor + +L\$oop_pa1 + extru $inp,31,2,$a3 + comib,= 0,$a3,L\$aligned_pa1 + sub $inp,$a3,$inp + + ldw `0*4`($inp),$X[0] + ldw `1*4`($inp),$X[1] + ldw `2*4`($inp),$t2 + ldw `3*4`($inp),$t3 + ldw `4*4`($inp),$a0 + ldw `5*4`($inp),$a1 + ldw `6*4`($inp),$a2 + ldw `7*4`($inp),$a3 + vshd $X[0],$X[1],$X[0] + vshd $X[1],$t2,$X[1] + stw $X[0],`-$XOFF+0*4`(%sp) + ldw `8*4`($inp),$t0 + vshd $t2,$t3,$t2 + stw $X[1],`-$XOFF+1*4`(%sp) + ldw `9*4`($inp),$t1 + vshd $t3,$a0,$t3 +___ +{ +my @t=($t2,$t3,$a0,$a1,$a2,$a3,$t0,$t1); +for ($i=2;$i<=(128/4-8);$i++) { +$code.=<<___; + stw $t[0],`-$XOFF+$i*4`(%sp) + ldw `(8+$i)*4`($inp),$t[0] + vshd $t[1],$t[2],$t[1] +___ +push(@t,shift(@t)); +} +for (;$i<(128/4-1);$i++) { +$code.=<<___; + stw $t[0],`-$XOFF+$i*4`(%sp) + vshd $t[1],$t[2],$t[1] +___ +push(@t,shift(@t)); +} +$code.=<<___; + b L\$collected_pa1 + stw $t[0],`-$XOFF+$i*4`(%sp) + +___ +} +$code.=<<___; +L\$aligned_pa1 + ldw `0*4`($inp),$X[0] + ldw `1*4`($inp),$X[1] + ldw `2*4`($inp),$t2 + ldw `3*4`($inp),$t3 + ldw `4*4`($inp),$a0 + ldw `5*4`($inp),$a1 + ldw `6*4`($inp),$a2 + ldw `7*4`($inp),$a3 + stw $X[0],`-$XOFF+0*4`(%sp) + ldw `8*4`($inp),$t0 + stw $X[1],`-$XOFF+1*4`(%sp) + ldw `9*4`($inp),$t1 +___ +{ +my @t=($t2,$t3,$a0,$a1,$a2,$a3,$t0,$t1); +for ($i=2;$i<(128/4-8);$i++) { +$code.=<<___; + stw $t[0],`-$XOFF+$i*4`(%sp) + ldw `(8+$i)*4`($inp),$t[0] +___ +push(@t,shift(@t)); +} +for (;$i<128/4;$i++) { +$code.=<<___; + stw $t[0],`-$XOFF+$i*4`(%sp) +___ +push(@t,shift(@t)); +} +$code.="L\$collected_pa1\n"; +} + +for($i=0;$i<16;$i++) { &ROUND_00_15_pa1($i,@V); unshift(@V,pop(@V)); unshift(@V,pop(@V)); } +$code.="L\$rounds_pa1\n"; +for(;$i<32;$i++) { &ROUND_16_xx_pa1($i,@V); unshift(@V,pop(@V)); unshift(@V,pop(@V)); } + +$code.=<<___; + $POP `-$FRAME_MARKER-2*$SIZE_T`(%sp),$ctx ; restore arguments + $POP `-$FRAME_MARKER-3*$SIZE_T`(%sp),$inp + $POP `-$FRAME_MARKER-4*$SIZE_T`(%sp),$num + ldo `-$rounds*$SZ`($Tbl),$Tbl ; rewind $Tbl + + ldw `0*4`($ctx),$t1 ; update context + ldw `1*4`($ctx),$t0 + ldw `2*4`($ctx),$t3 + ldw `3*4`($ctx),$t2 + ldw `4*4`($ctx),$a1 + ldw `5*4`($ctx),$a0 + ldw `6*4`($ctx),$a3 + add $t0,$Alo,$Alo + ldw `7*4`($ctx),$a2 + addc $t1,$Ahi,$Ahi + ldw `8*4`($ctx),$t1 + add $t2,$Blo,$Blo + ldw `9*4`($ctx),$t0 + addc $t3,$Bhi,$Bhi + ldw `10*4`($ctx),$t3 + add $a0,$Clo,$Clo + ldw `11*4`($ctx),$t2 + addc $a1,$Chi,$Chi + ldw `12*4`($ctx),$a1 + add $a2,$Dlo,$Dlo + ldw `13*4`($ctx),$a0 + addc $a3,$Dhi,$Dhi + ldw `14*4`($ctx),$a3 + add $t0,$Elo,$Elo + ldw `15*4`($ctx),$a2 + addc $t1,$Ehi,$Ehi + stw $Ahi,`0*4`($ctx) + add $t2,$Flo,$Flo + stw $Alo,`1*4`($ctx) + addc $t3,$Fhi,$Fhi + stw $Bhi,`2*4`($ctx) + add $a0,$Glo,$Glo + stw $Blo,`3*4`($ctx) + addc $a1,$Ghi,$Ghi + stw $Chi,`4*4`($ctx) + add $a2,$Hlo,$Hlo + stw $Clo,`5*4`($ctx) + addc $a3,$Hhi,$Hhi + stw $Dhi,`6*4`($ctx) + ldo `16*$SZ`($inp),$inp ; advance $inp + stw $Dlo,`7*4`($ctx) + stw $Ehi,`8*4`($ctx) + stw $Elo,`9*4`($ctx) + stw $Fhi,`10*4`($ctx) + stw $Flo,`11*4`($ctx) + stw $Ghi,`12*4`($ctx) + stw $Glo,`13*4`($ctx) + stw $Hhi,`14*4`($ctx) + comb,= $inp,$num,L\$done + stw $Hlo,`15*4`($ctx) + b L\$oop_pa1 + $PUSH $inp,`-$FRAME_MARKER-3*$SIZE_T`(%sp) ; save $inp +L\$done +___ +}} +$code.=<<___; + $POP `-$FRAME-$SAVED_RP`(%sp),%r2 ; standard epilogue + $POP `-$FRAME+1*$SIZE_T`(%sp),%r4 + $POP `-$FRAME+2*$SIZE_T`(%sp),%r5 + $POP `-$FRAME+3*$SIZE_T`(%sp),%r6 + $POP `-$FRAME+4*$SIZE_T`(%sp),%r7 + $POP `-$FRAME+5*$SIZE_T`(%sp),%r8 + $POP `-$FRAME+6*$SIZE_T`(%sp),%r9 + $POP `-$FRAME+7*$SIZE_T`(%sp),%r10 + $POP `-$FRAME+8*$SIZE_T`(%sp),%r11 + $POP `-$FRAME+9*$SIZE_T`(%sp),%r12 + $POP `-$FRAME+10*$SIZE_T`(%sp),%r13 + $POP `-$FRAME+11*$SIZE_T`(%sp),%r14 + $POP `-$FRAME+12*$SIZE_T`(%sp),%r15 + $POP `-$FRAME+13*$SIZE_T`(%sp),%r16 + $POP `-$FRAME+14*$SIZE_T`(%sp),%r17 + $POP `-$FRAME+15*$SIZE_T`(%sp),%r18 + bv (%r2) + .EXIT + $POPMB -$FRAME(%sp),%r3 + .PROCEND + .STRINGZ "SHA`64*$SZ` block transform for PA-RISC, CRYPTOGAMS by <appro\@openssl.org>" +___ + +# Explicitly encode PA-RISC 2.0 instructions used in this module, so +# that it can be compiled with .LEVEL 1.0. It should be noted that I +# wouldn't have to do this, if GNU assembler understood .ALLOW 2.0 +# directive... + +my $ldd = sub { + my ($mod,$args) = @_; + my $orig = "ldd$mod\t$args"; + + if ($args =~ /(\-?[0-9]+)\(%r([0-9]+)\),%r([0-9]+)/) # format 3 suffices + { my $opcode=(0x14<<26)|($2<<21)|($3<<16)|(($1&0x1FF8)<<1)|(($1>>13)&1); + $opcode|=(1<<3) if ($mod =~ /^,m/); + $opcode|=(1<<2) if ($mod =~ /^,mb/); + sprintf "\t.WORD\t0x%08x\t; %s",$opcode,$orig; + } + else { "\t".$orig; } +}; + +my $std = sub { + my ($mod,$args) = @_; + my $orig = "std$mod\t$args"; + + if ($args =~ /%r([0-9]+),(\-?[0-9]+)\(%r([0-9]+)\)/) # format 3 suffices + { my $opcode=(0x1c<<26)|($3<<21)|($1<<16)|(($2&0x1FF8)<<1)|(($2>>13)&1); + sprintf "\t.WORD\t0x%08x\t; %s",$opcode,$orig; + } + else { "\t".$orig; } +}; + +my $extrd = sub { + my ($mod,$args) = @_; + my $orig = "extrd$mod\t$args"; + + # I only have ",u" completer, it's implicitly encoded... + if ($args =~ /%r([0-9]+),([0-9]+),([0-9]+),%r([0-9]+)/) # format 15 + { my $opcode=(0x36<<26)|($1<<21)|($4<<16); + my $len=32-$3; + $opcode |= (($2&0x20)<<6)|(($2&0x1f)<<5); # encode pos + $opcode |= (($len&0x20)<<7)|($len&0x1f); # encode len + sprintf "\t.WORD\t0x%08x\t; %s",$opcode,$orig; + } + elsif ($args =~ /%r([0-9]+),%sar,([0-9]+),%r([0-9]+)/) # format 12 + { my $opcode=(0x34<<26)|($1<<21)|($3<<16)|(2<<11)|(1<<9); + my $len=32-$2; + $opcode |= (($len&0x20)<<3)|($len&0x1f); # encode len + $opcode |= (1<<13) if ($mod =~ /,\**=/); + sprintf "\t.WORD\t0x%08x\t; %s",$opcode,$orig; + } + else { "\t".$orig; } +}; + +my $shrpd = sub { + my ($mod,$args) = @_; + my $orig = "shrpd$mod\t$args"; + + if ($args =~ /%r([0-9]+),%r([0-9]+),([0-9]+),%r([0-9]+)/) # format 14 + { my $opcode=(0x34<<26)|($2<<21)|($1<<16)|(1<<10)|$4; + my $cpos=63-$3; + $opcode |= (($cpos&0x20)<<6)|(($cpos&0x1f)<<5); # encode sa + sprintf "\t.WORD\t0x%08x\t; %s",$opcode,$orig; + } + elsif ($args =~ /%r([0-9]+),%r([0-9]+),%sar,%r([0-9]+)/) # format 11 + { sprintf "\t.WORD\t0x%08x\t; %s", + (0x34<<26)|($2<<21)|($1<<16)|(1<<9)|$3,$orig; + } + else { "\t".$orig; } +}; + +sub assemble { + my ($mnemonic,$mod,$args)=@_; + my $opcode = eval("\$$mnemonic"); + + ref($opcode) eq 'CODE' ? &$opcode($mod,$args) : "\t$mnemonic$mod\t$args"; +} + +foreach (split("\n",$code)) { + s/\`([^\`]*)\`/eval $1/ge; + + s/shd\s+(%r[0-9]+),(%r[0-9]+),([0-9]+)/ + $3>31 ? sprintf("shd\t%$2,%$1,%d",$3-32) # rotation for >=32 + : sprintf("shd\t%$1,%$2,%d",$3)/e or + # translate made up instructons: _ror, _shr, _align, _shl + s/_ror(\s+)(%r[0-9]+),/ + ($SZ==4 ? "shd" : "shrpd")."$1$2,$2,"/e or + + s/_shr(\s+%r[0-9]+),([0-9]+),/ + $SZ==4 ? sprintf("extru%s,%d,%d,",$1,31-$2,32-$2) + : sprintf("extrd,u%s,%d,%d,",$1,63-$2,64-$2)/e or + + s/_align(\s+%r[0-9]+,%r[0-9]+),/ + ($SZ==4 ? "vshd$1," : "shrpd$1,%sar,")/e or + + s/_shl(\s+%r[0-9]+),([0-9]+),/ + $SIZE_T==4 ? sprintf("zdep%s,%d,%d,",$1,31-$2,32-$2) + : sprintf("depd,z%s,%d,%d,",$1,63-$2,64-$2)/e; + + s/^\s+([a-z]+)([\S]*)\s+([\S]*)/&assemble($1,$2,$3)/e if ($SIZE_T==4); + + s/cmpb,\*/comb,/ if ($SIZE_T==4); + + print $_,"\n"; +} + +close STDOUT; |