Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 1 | #!/usr/bin/env perl |
| 2 | # |
| 3 | # ==================================================================== |
| 4 | # Written by Andy Polyakov <appro@fy.chalmers.se> for the OpenSSL |
| 5 | # project. The module is, however, dual licensed under OpenSSL and |
| 6 | # CRYPTOGAMS licenses depending on where you obtain it. For further |
| 7 | # details see http://www.openssl.org/~appro/cryptogams/. |
| 8 | # ==================================================================== |
| 9 | # |
| 10 | # Eternal question is what's wrong with compiler generated code? The |
| 11 | # trick is that it's possible to reduce the number of shifts required |
| 12 | # to perform rotations by maintaining copy of 32-bit value in upper |
| 13 | # bits of 64-bit register. Just follow mux2 and shrp instructions... |
| 14 | # Performance under big-endian OS such as HP-UX is 179MBps*1GHz, which |
| 15 | # is >50% better than HP C and >2x better than gcc. |
| 16 | |
| 17 | $code=<<___; |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 18 | .ident \"sha1-ia64.s, version 1.2\" |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 19 | .ident \"IA-64 ISA artwork by Andy Polyakov <appro\@fy.chalmers.se>\" |
| 20 | .explicit |
| 21 | |
| 22 | ___ |
| 23 | |
| 24 | |
| 25 | if ($^O eq "hpux") { |
| 26 | $ADDP="addp4"; |
| 27 | for (@ARGV) { $ADDP="add" if (/[\+DD|\-mlp]64/); } |
| 28 | } else { $ADDP="add"; } |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 29 | for (@ARGV) { $big_endian=1 if (/\-DB_ENDIAN/); |
| 30 | $big_endian=0 if (/\-DL_ENDIAN/); } |
| 31 | if (!defined($big_endian)) |
| 32 | { $big_endian=(unpack('L',pack('N',1))==1); } |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 33 | |
| 34 | #$human=1; |
| 35 | if ($human) { # useful for visual code auditing... |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 36 | ($A,$B,$C,$D,$E,$T) = ("A","B","C","D","E","T"); |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 37 | ($h0,$h1,$h2,$h3,$h4) = ("h0","h1","h2","h3","h4"); |
| 38 | ($K_00_19, $K_20_39, $K_40_59, $K_60_79) = |
| 39 | ( "K_00_19","K_20_39","K_40_59","K_60_79" ); |
| 40 | @X= ( "X0", "X1", "X2", "X3", "X4", "X5", "X6", "X7", |
| 41 | "X8", "X9","X10","X11","X12","X13","X14","X15" ); |
| 42 | } |
| 43 | else { |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 44 | ($A,$B,$C,$D,$E,$T) = ("loc0","loc1","loc2","loc3","loc4","loc5"); |
| 45 | ($h0,$h1,$h2,$h3,$h4) = ("loc6","loc7","loc8","loc9","loc10"); |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 46 | ($K_00_19, $K_20_39, $K_40_59, $K_60_79) = |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 47 | ( "r14", "r15", "loc11", "loc12" ); |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 48 | @X= ( "r16", "r17", "r18", "r19", "r20", "r21", "r22", "r23", |
| 49 | "r24", "r25", "r26", "r27", "r28", "r29", "r30", "r31" ); |
| 50 | } |
| 51 | |
| 52 | sub BODY_00_15 { |
| 53 | local *code=shift; |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 54 | local ($i,$a,$b,$c,$d,$e,$f)=@_; |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 55 | |
| 56 | $code.=<<___ if ($i==0); |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 57 | { .mmi; ld1 $X[$i&0xf]=[inp],2 // MSB |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 58 | ld1 tmp2=[tmp3],2 };; |
| 59 | { .mmi; ld1 tmp0=[inp],2 |
| 60 | ld1 tmp4=[tmp3],2 // LSB |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 61 | dep $X[$i&0xf]=$X[$i&0xf],tmp2,8,8 };; |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 62 | ___ |
| 63 | if ($i<15) { |
| 64 | $code.=<<___; |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 65 | { .mmi; ld1 $X[($i+1)&0xf]=[inp],2 // +1 |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 66 | dep tmp1=tmp0,tmp4,8,8 };; |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 67 | { .mmi; ld1 tmp2=[tmp3],2 // +1 |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 68 | and tmp4=$c,$b |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 69 | dep $X[$i&0xf]=$X[$i&0xf],tmp1,16,16 } //;; |
| 70 | { .mmi; andcm tmp1=$d,$b |
| 71 | add tmp0=$e,$K_00_19 |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 72 | dep.z tmp5=$a,5,27 };; // a<<5 |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 73 | { .mmi; or tmp4=tmp4,tmp1 // F_00_19(b,c,d)=(b&c)|(~b&d) |
| 74 | add $f=tmp0,$X[$i&0xf] // f=xi+e+K_00_19 |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 75 | extr.u tmp1=$a,27,5 };; // a>>27 |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 76 | { .mmi; ld1 tmp0=[inp],2 // +1 |
| 77 | add $f=$f,tmp4 // f+=F_00_19(b,c,d) |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 78 | shrp $b=tmp6,tmp6,2 } // b=ROTATE(b,30) |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 79 | { .mmi; ld1 tmp4=[tmp3],2 // +1 |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 80 | or tmp5=tmp1,tmp5 // ROTATE(a,5) |
| 81 | mux2 tmp6=$a,0x44 };; // see b in next iteration |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 82 | { .mii; add $f=$f,tmp5 // f+=ROTATE(a,5) |
| 83 | dep $X[($i+1)&0xf]=$X[($i+1)&0xf],tmp2,8,8 // +1 |
| 84 | mux2 $X[$i&0xf]=$X[$i&0xf],0x44 } //;; |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 85 | |
| 86 | ___ |
| 87 | } |
| 88 | else { |
| 89 | $code.=<<___; |
| 90 | { .mii; and tmp3=$c,$b |
| 91 | dep tmp1=tmp0,tmp4,8,8;; |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 92 | dep $X[$i&0xf]=$X[$i&0xf],tmp1,16,16 } //;; |
| 93 | { .mmi; andcm tmp1=$d,$b |
| 94 | add tmp0=$e,$K_00_19 |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 95 | dep.z tmp5=$a,5,27 };; // a<<5 |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 96 | { .mmi; or tmp4=tmp3,tmp1 // F_00_19(b,c,d)=(b&c)|(~b&d) |
| 97 | add $f=tmp0,$X[$i&0xf] // f=xi+e+K_00_19 |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 98 | extr.u tmp1=$a,27,5 } // a>>27 |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 99 | { .mmi; xor tmp2=$X[($i+0+1)&0xf],$X[($i+2+1)&0xf] // +1 |
| 100 | xor tmp3=$X[($i+8+1)&0xf],$X[($i+13+1)&0xf] // +1 |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 101 | nop.i 0 };; |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 102 | { .mmi; add $f=$f,tmp4 // f+=F_00_19(b,c,d) |
| 103 | xor tmp2=tmp2,tmp3 // +1 |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 104 | shrp $b=tmp6,tmp6,2 } // b=ROTATE(b,30) |
| 105 | { .mmi; or tmp1=tmp1,tmp5 // ROTATE(a,5) |
| 106 | mux2 tmp6=$a,0x44 };; // see b in next iteration |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 107 | { .mii; add $f=$f,tmp1 // f+=ROTATE(a,5) |
| 108 | shrp $e=tmp2,tmp2,31 // f+1=ROTATE(x[0]^x[2]^x[8]^x[13],1) |
| 109 | mux2 $X[$i&0xf]=$X[$i&0xf],0x44 };; |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 110 | |
| 111 | ___ |
| 112 | } |
| 113 | } |
| 114 | |
| 115 | sub BODY_16_19 { |
| 116 | local *code=shift; |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 117 | local ($i,$a,$b,$c,$d,$e,$f)=@_; |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 118 | |
| 119 | $code.=<<___; |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 120 | { .mmi; mov $X[$i&0xf]=$f // Xupdate |
| 121 | and tmp0=$c,$b |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 122 | dep.z tmp5=$a,5,27 } // a<<5 |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 123 | { .mmi; andcm tmp1=$d,$b |
| 124 | add tmp4=$e,$K_00_19 };; |
| 125 | { .mmi; or tmp0=tmp0,tmp1 // F_00_19(b,c,d)=(b&c)|(~b&d) |
| 126 | add $f=$f,tmp4 // f+=e+K_00_19 |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 127 | extr.u tmp1=$a,27,5 } // a>>27 |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 128 | { .mmi; xor tmp2=$X[($i+0+1)&0xf],$X[($i+2+1)&0xf] // +1 |
| 129 | xor tmp3=$X[($i+8+1)&0xf],$X[($i+13+1)&0xf] // +1 |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 130 | nop.i 0 };; |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 131 | { .mmi; add $f=$f,tmp0 // f+=F_00_19(b,c,d) |
| 132 | xor tmp2=tmp2,tmp3 // +1 |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 133 | shrp $b=tmp6,tmp6,2 } // b=ROTATE(b,30) |
| 134 | { .mmi; or tmp1=tmp1,tmp5 // ROTATE(a,5) |
| 135 | mux2 tmp6=$a,0x44 };; // see b in next iteration |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 136 | { .mii; add $f=$f,tmp1 // f+=ROTATE(a,5) |
| 137 | shrp $e=tmp2,tmp2,31 // f+1=ROTATE(x[0]^x[2]^x[8]^x[13],1) |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 138 | nop.i 0 };; |
| 139 | |
| 140 | ___ |
| 141 | } |
| 142 | |
| 143 | sub BODY_20_39 { |
| 144 | local *code=shift; |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 145 | local ($i,$a,$b,$c,$d,$e,$f,$Konst)=@_; |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 146 | $Konst = $K_20_39 if (!defined($Konst)); |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 147 | |
| 148 | if ($i<79) { |
| 149 | $code.=<<___; |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 150 | { .mib; mov $X[$i&0xf]=$f // Xupdate |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 151 | dep.z tmp5=$a,5,27 } // a<<5 |
| 152 | { .mib; xor tmp0=$c,$b |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 153 | add tmp4=$e,$Konst };; |
| 154 | { .mmi; xor tmp0=tmp0,$d // F_20_39(b,c,d)=b^c^d |
| 155 | add $f=$f,tmp4 // f+=e+K_20_39 |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 156 | extr.u tmp1=$a,27,5 } // a>>27 |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 157 | { .mmi; xor tmp2=$X[($i+0+1)&0xf],$X[($i+2+1)&0xf] // +1 |
| 158 | xor tmp3=$X[($i+8+1)&0xf],$X[($i+13+1)&0xf] // +1 |
| 159 | nop.i 0 };; |
| 160 | { .mmi; add $f=$f,tmp0 // f+=F_20_39(b,c,d) |
| 161 | xor tmp2=tmp2,tmp3 // +1 |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 162 | shrp $b=tmp6,tmp6,2 } // b=ROTATE(b,30) |
| 163 | { .mmi; or tmp1=tmp1,tmp5 // ROTATE(a,5) |
| 164 | mux2 tmp6=$a,0x44 };; // see b in next iteration |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 165 | { .mii; add $f=$f,tmp1 // f+=ROTATE(a,5) |
| 166 | shrp $e=tmp2,tmp2,31 // f+1=ROTATE(x[0]^x[2]^x[8]^x[13],1) |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 167 | nop.i 0 };; |
| 168 | |
| 169 | ___ |
| 170 | } |
| 171 | else { |
| 172 | $code.=<<___; |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 173 | { .mib; mov $X[$i&0xf]=$f // Xupdate |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 174 | dep.z tmp5=$a,5,27 } // a<<5 |
| 175 | { .mib; xor tmp0=$c,$b |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 176 | add tmp4=$e,$Konst };; |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 177 | { .mib; xor tmp0=tmp0,$d // F_20_39(b,c,d)=b^c^d |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 178 | extr.u tmp1=$a,27,5 } // a>>27 |
| 179 | { .mib; add $f=$f,tmp4 // f+=e+K_20_39 |
| 180 | add $h1=$h1,$a };; // wrap up |
| 181 | { .mmi; add $f=$f,tmp0 // f+=F_20_39(b,c,d) |
| 182 | shrp $b=tmp6,tmp6,2 } // b=ROTATE(b,30) ;;? |
| 183 | { .mmi; or tmp1=tmp1,tmp5 // ROTATE(a,5) |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 184 | add $h3=$h3,$c };; // wrap up |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 185 | { .mib; add tmp3=1,inp // used in unaligned codepath |
| 186 | add $f=$f,tmp1 } // f+=ROTATE(a,5) |
| 187 | { .mib; add $h2=$h2,$b // wrap up |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 188 | add $h4=$h4,$d };; // wrap up |
| 189 | |
| 190 | ___ |
| 191 | } |
| 192 | } |
| 193 | |
| 194 | sub BODY_40_59 { |
| 195 | local *code=shift; |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 196 | local ($i,$a,$b,$c,$d,$e,$f)=@_; |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 197 | |
| 198 | $code.=<<___; |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 199 | { .mmi; mov $X[$i&0xf]=$f // Xupdate |
| 200 | and tmp0=$c,$b |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 201 | dep.z tmp5=$a,5,27 } // a<<5 |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 202 | { .mmi; and tmp1=$d,$b |
| 203 | add tmp4=$e,$K_40_59 };; |
| 204 | { .mmi; or tmp0=tmp0,tmp1 // (b&c)|(b&d) |
| 205 | add $f=$f,tmp4 // f+=e+K_40_59 |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 206 | extr.u tmp1=$a,27,5 } // a>>27 |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 207 | { .mmi; and tmp4=$c,$d |
| 208 | xor tmp2=$X[($i+0+1)&0xf],$X[($i+2+1)&0xf] // +1 |
| 209 | xor tmp3=$X[($i+8+1)&0xf],$X[($i+13+1)&0xf] // +1 |
| 210 | };; |
| 211 | { .mmi; or tmp1=tmp1,tmp5 // ROTATE(a,5) |
| 212 | xor tmp2=tmp2,tmp3 // +1 |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 213 | shrp $b=tmp6,tmp6,2 } // b=ROTATE(b,30) |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 214 | { .mmi; or tmp0=tmp0,tmp4 // F_40_59(b,c,d)=(b&c)|(b&d)|(c&d) |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 215 | mux2 tmp6=$a,0x44 };; // see b in next iteration |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 216 | { .mii; add $f=$f,tmp0 // f+=F_40_59(b,c,d) |
| 217 | shrp $e=tmp2,tmp2,31;; // f+1=ROTATE(x[0]^x[2]^x[8]^x[13],1) |
| 218 | add $f=$f,tmp1 };; // f+=ROTATE(a,5) |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 219 | |
| 220 | ___ |
| 221 | } |
| 222 | sub BODY_60_79 { &BODY_20_39(@_,$K_60_79); } |
| 223 | |
| 224 | $code.=<<___; |
| 225 | .text |
| 226 | |
| 227 | tmp0=r8; |
| 228 | tmp1=r9; |
| 229 | tmp2=r10; |
| 230 | tmp3=r11; |
| 231 | ctx=r32; // in0 |
| 232 | inp=r33; // in1 |
| 233 | |
| 234 | // void sha1_block_data_order(SHA_CTX *c,const void *p,size_t num); |
| 235 | .global sha1_block_data_order# |
| 236 | .proc sha1_block_data_order# |
| 237 | .align 32 |
| 238 | sha1_block_data_order: |
| 239 | .prologue |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 240 | { .mmi; alloc tmp1=ar.pfs,3,15,0,0 |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 241 | $ADDP tmp0=4,ctx |
| 242 | .save ar.lc,r3 |
| 243 | mov r3=ar.lc } |
| 244 | { .mmi; $ADDP ctx=0,ctx |
| 245 | $ADDP inp=0,inp |
| 246 | mov r2=pr };; |
| 247 | tmp4=in2; |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 248 | tmp5=loc13; |
| 249 | tmp6=loc14; |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 250 | .body |
| 251 | { .mlx; ld4 $h0=[ctx],8 |
| 252 | movl $K_00_19=0x5a827999 } |
| 253 | { .mlx; ld4 $h1=[tmp0],8 |
| 254 | movl $K_20_39=0x6ed9eba1 };; |
| 255 | { .mlx; ld4 $h2=[ctx],8 |
| 256 | movl $K_40_59=0x8f1bbcdc } |
| 257 | { .mlx; ld4 $h3=[tmp0] |
| 258 | movl $K_60_79=0xca62c1d6 };; |
| 259 | { .mmi; ld4 $h4=[ctx],-16 |
| 260 | add in2=-1,in2 // adjust num for ar.lc |
| 261 | mov ar.ec=1 };; |
| 262 | { .mmi; nop.m 0 |
| 263 | add tmp3=1,inp |
| 264 | mov ar.lc=in2 };; // brp.loop.imp: too far |
| 265 | |
| 266 | .Ldtop: |
| 267 | { .mmi; mov $A=$h0 |
| 268 | mov $B=$h1 |
| 269 | mux2 tmp6=$h1,0x44 } |
| 270 | { .mmi; mov $C=$h2 |
| 271 | mov $D=$h3 |
| 272 | mov $E=$h4 };; |
| 273 | |
| 274 | ___ |
| 275 | |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 276 | { my $i,@V=($A,$B,$C,$D,$E,$T); |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 277 | |
| 278 | for($i=0;$i<16;$i++) { &BODY_00_15(\$code,$i,@V); unshift(@V,pop(@V)); } |
| 279 | for(;$i<20;$i++) { &BODY_16_19(\$code,$i,@V); unshift(@V,pop(@V)); } |
| 280 | for(;$i<40;$i++) { &BODY_20_39(\$code,$i,@V); unshift(@V,pop(@V)); } |
| 281 | for(;$i<60;$i++) { &BODY_40_59(\$code,$i,@V); unshift(@V,pop(@V)); } |
| 282 | for(;$i<80;$i++) { &BODY_60_79(\$code,$i,@V); unshift(@V,pop(@V)); } |
| 283 | |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 284 | (($V[5] eq $D) and ($V[0] eq $E)) or die; # double-check |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 285 | } |
| 286 | |
| 287 | $code.=<<___; |
Alexandre Savard | 7541067 | 2012-08-08 09:50:01 -0400 | [diff] [blame] | 288 | { .mmb; add $h0=$h0,$E |
| 289 | nop.m 0 |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 290 | br.ctop.dptk.many .Ldtop };; |
| 291 | .Ldend: |
| 292 | { .mmi; add tmp0=4,ctx |
| 293 | mov ar.lc=r3 };; |
| 294 | { .mmi; st4 [ctx]=$h0,8 |
| 295 | st4 [tmp0]=$h1,8 };; |
| 296 | { .mmi; st4 [ctx]=$h2,8 |
| 297 | st4 [tmp0]=$h3 };; |
| 298 | { .mib; st4 [ctx]=$h4,-16 |
| 299 | mov pr=r2,0x1ffff |
| 300 | br.ret.sptk.many b0 };; |
| 301 | .endp sha1_block_data_order# |
| 302 | stringz "SHA1 block transform for IA64, CRYPTOGAMS by <appro\@openssl.org>" |
| 303 | ___ |
| 304 | |
| 305 | $output=shift and open STDOUT,">$output"; |
| 306 | print $code; |