| 1 | #! /usr/bin/env perl
|
|---|
| 2 | # Copyright 2007-2020 The OpenSSL Project Authors. All Rights Reserved.
|
|---|
| 3 | #
|
|---|
| 4 | # Licensed under the OpenSSL license (the "License"). You may not use
|
|---|
| 5 | # this file except in compliance with the License. You can obtain a copy
|
|---|
| 6 | # in the file LICENSE in the source distribution or at
|
|---|
| 7 | # https://www.openssl.org/source/license.html
|
|---|
| 8 |
|
|---|
| 9 |
|
|---|
| 10 | $flavour = shift;
|
|---|
| 11 |
|
|---|
| 12 | $0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1;
|
|---|
| 13 | ( $xlate="${dir}ppc-xlate.pl" and -f $xlate ) or
|
|---|
| 14 | ( $xlate="${dir}perlasm/ppc-xlate.pl" and -f $xlate) or
|
|---|
| 15 | die "can't locate ppc-xlate.pl";
|
|---|
| 16 |
|
|---|
| 17 | open STDOUT,"| $^X $xlate $flavour ".shift || die "can't call $xlate: $!";
|
|---|
| 18 |
|
|---|
| 19 | if ($flavour=~/64/) {
|
|---|
| 20 | $CMPLI="cmpldi";
|
|---|
| 21 | $SHRLI="srdi";
|
|---|
| 22 | $SIGNX="extsw";
|
|---|
| 23 | } else {
|
|---|
| 24 | $CMPLI="cmplwi";
|
|---|
| 25 | $SHRLI="srwi";
|
|---|
| 26 | $SIGNX="mr";
|
|---|
| 27 | }
|
|---|
| 28 |
|
|---|
| 29 | $code=<<___;
|
|---|
| 30 | .machine "any"
|
|---|
| 31 | .text
|
|---|
| 32 |
|
|---|
| 33 | .globl .OPENSSL_fpu_probe
|
|---|
| 34 | .align 4
|
|---|
| 35 | .OPENSSL_fpu_probe:
|
|---|
| 36 | fmr f0,f0
|
|---|
| 37 | blr
|
|---|
| 38 | .long 0
|
|---|
| 39 | .byte 0,12,0x14,0,0,0,0,0
|
|---|
| 40 | .size .OPENSSL_fpu_probe,.-.OPENSSL_fpu_probe
|
|---|
| 41 | .globl .OPENSSL_ppc64_probe
|
|---|
| 42 | .align 4
|
|---|
| 43 | .OPENSSL_ppc64_probe:
|
|---|
| 44 | fcfid f1,f1
|
|---|
| 45 | extrdi r0,r0,32,0
|
|---|
| 46 | blr
|
|---|
| 47 | .long 0
|
|---|
| 48 | .byte 0,12,0x14,0,0,0,0,0
|
|---|
| 49 | .size .OPENSSL_ppc64_probe,.-.OPENSSL_ppc64_probe
|
|---|
| 50 |
|
|---|
| 51 | .globl .OPENSSL_altivec_probe
|
|---|
| 52 | .align 4
|
|---|
| 53 | .OPENSSL_altivec_probe:
|
|---|
| 54 | .long 0x10000484 # vor v0,v0,v0
|
|---|
| 55 | blr
|
|---|
| 56 | .long 0
|
|---|
| 57 | .byte 0,12,0x14,0,0,0,0,0
|
|---|
| 58 | .size .OPENSSL_altivec_probe,.-..OPENSSL_altivec_probe
|
|---|
| 59 |
|
|---|
| 60 | .globl .OPENSSL_crypto207_probe
|
|---|
| 61 | .align 4
|
|---|
| 62 | .OPENSSL_crypto207_probe:
|
|---|
| 63 | lvx_u v0,0,r1
|
|---|
| 64 | vcipher v0,v0,v0
|
|---|
| 65 | blr
|
|---|
| 66 | .long 0
|
|---|
| 67 | .byte 0,12,0x14,0,0,0,0,0
|
|---|
| 68 | .size .OPENSSL_crypto207_probe,.-.OPENSSL_crypto207_probe
|
|---|
| 69 |
|
|---|
| 70 | .globl .OPENSSL_madd300_probe
|
|---|
| 71 | .align 4
|
|---|
| 72 | .OPENSSL_madd300_probe:
|
|---|
| 73 | xor r0,r0,r0
|
|---|
| 74 | maddld r3,r0,r0,r0
|
|---|
| 75 | maddhdu r3,r0,r0,r0
|
|---|
| 76 | blr
|
|---|
| 77 | .long 0
|
|---|
| 78 | .byte 0,12,0x14,0,0,0,0,0
|
|---|
| 79 |
|
|---|
| 80 | .globl .OPENSSL_wipe_cpu
|
|---|
| 81 | .align 4
|
|---|
| 82 | .OPENSSL_wipe_cpu:
|
|---|
| 83 | xor r0,r0,r0
|
|---|
| 84 | fmr f0,f31
|
|---|
| 85 | fmr f1,f31
|
|---|
| 86 | fmr f2,f31
|
|---|
| 87 | mr r3,r1
|
|---|
| 88 | fmr f3,f31
|
|---|
| 89 | xor r4,r4,r4
|
|---|
| 90 | fmr f4,f31
|
|---|
| 91 | xor r5,r5,r5
|
|---|
| 92 | fmr f5,f31
|
|---|
| 93 | xor r6,r6,r6
|
|---|
| 94 | fmr f6,f31
|
|---|
| 95 | xor r7,r7,r7
|
|---|
| 96 | fmr f7,f31
|
|---|
| 97 | xor r8,r8,r8
|
|---|
| 98 | fmr f8,f31
|
|---|
| 99 | xor r9,r9,r9
|
|---|
| 100 | fmr f9,f31
|
|---|
| 101 | xor r10,r10,r10
|
|---|
| 102 | fmr f10,f31
|
|---|
| 103 | xor r11,r11,r11
|
|---|
| 104 | fmr f11,f31
|
|---|
| 105 | xor r12,r12,r12
|
|---|
| 106 | fmr f12,f31
|
|---|
| 107 | fmr f13,f31
|
|---|
| 108 | blr
|
|---|
| 109 | .long 0
|
|---|
| 110 | .byte 0,12,0x14,0,0,0,0,0
|
|---|
| 111 | .size .OPENSSL_wipe_cpu,.-.OPENSSL_wipe_cpu
|
|---|
| 112 |
|
|---|
| 113 | .globl .OPENSSL_atomic_add
|
|---|
| 114 | .align 4
|
|---|
| 115 | .OPENSSL_atomic_add:
|
|---|
| 116 | Ladd: lwarx r5,0,r3
|
|---|
| 117 | add r0,r4,r5
|
|---|
| 118 | stwcx. r0,0,r3
|
|---|
| 119 | bne- Ladd
|
|---|
| 120 | $SIGNX r3,r0
|
|---|
| 121 | blr
|
|---|
| 122 | .long 0
|
|---|
| 123 | .byte 0,12,0x14,0,0,0,2,0
|
|---|
| 124 | .long 0
|
|---|
| 125 | .size .OPENSSL_atomic_add,.-.OPENSSL_atomic_add
|
|---|
| 126 |
|
|---|
| 127 | .globl .OPENSSL_rdtsc_mftb
|
|---|
| 128 | .align 4
|
|---|
| 129 | .OPENSSL_rdtsc_mftb:
|
|---|
| 130 | mftb r3
|
|---|
| 131 | blr
|
|---|
| 132 | .long 0
|
|---|
| 133 | .byte 0,12,0x14,0,0,0,0,0
|
|---|
| 134 | .size .OPENSSL_rdtsc_mftb,.-.OPENSSL_rdtsc_mftb
|
|---|
| 135 |
|
|---|
| 136 | .globl .OPENSSL_rdtsc_mfspr268
|
|---|
| 137 | .align 4
|
|---|
| 138 | .OPENSSL_rdtsc_mfspr268:
|
|---|
| 139 | mfspr r3,268
|
|---|
| 140 | blr
|
|---|
| 141 | .long 0
|
|---|
| 142 | .byte 0,12,0x14,0,0,0,0,0
|
|---|
| 143 | .size .OPENSSL_rdtsc_mfspr268,.-.OPENSSL_rdtsc_mfspr268
|
|---|
| 144 |
|
|---|
| 145 | .globl .OPENSSL_cleanse
|
|---|
| 146 | .align 4
|
|---|
| 147 | .OPENSSL_cleanse:
|
|---|
| 148 | $CMPLI r4,7
|
|---|
| 149 | li r0,0
|
|---|
| 150 | bge Lot
|
|---|
| 151 | $CMPLI r4,0
|
|---|
| 152 | beqlr-
|
|---|
| 153 | Little: mtctr r4
|
|---|
| 154 | stb r0,0(r3)
|
|---|
| 155 | addi r3,r3,1
|
|---|
| 156 | bdnz \$-8
|
|---|
| 157 | blr
|
|---|
| 158 | Lot: andi. r5,r3,3
|
|---|
| 159 | beq Laligned
|
|---|
| 160 | stb r0,0(r3)
|
|---|
| 161 | subi r4,r4,1
|
|---|
| 162 | addi r3,r3,1
|
|---|
| 163 | b Lot
|
|---|
| 164 | Laligned:
|
|---|
| 165 | $SHRLI r5,r4,2
|
|---|
| 166 | mtctr r5
|
|---|
| 167 | stw r0,0(r3)
|
|---|
| 168 | addi r3,r3,4
|
|---|
| 169 | bdnz \$-8
|
|---|
| 170 | andi. r4,r4,3
|
|---|
| 171 | bne Little
|
|---|
| 172 | blr
|
|---|
| 173 | .long 0
|
|---|
| 174 | .byte 0,12,0x14,0,0,0,2,0
|
|---|
| 175 | .long 0
|
|---|
| 176 | .size .OPENSSL_cleanse,.-.OPENSSL_cleanse
|
|---|
| 177 |
|
|---|
| 178 | globl .CRYPTO_memcmp
|
|---|
| 179 | .align 4
|
|---|
| 180 | .CRYPTO_memcmp:
|
|---|
| 181 | $CMPLI r5,0
|
|---|
| 182 | li r0,0
|
|---|
| 183 | beq Lno_data
|
|---|
| 184 | mtctr r5
|
|---|
| 185 | Loop_cmp:
|
|---|
| 186 | lbz r6,0(r3)
|
|---|
| 187 | addi r3,r3,1
|
|---|
| 188 | lbz r7,0(r4)
|
|---|
| 189 | addi r4,r4,1
|
|---|
| 190 | xor r6,r6,r7
|
|---|
| 191 | or r0,r0,r6
|
|---|
| 192 | bdnz Loop_cmp
|
|---|
| 193 |
|
|---|
| 194 | Lno_data:
|
|---|
| 195 | li r3,0
|
|---|
| 196 | sub r3,r3,r0
|
|---|
| 197 | extrwi r3,r3,1,0
|
|---|
| 198 | blr
|
|---|
| 199 | .long 0
|
|---|
| 200 | .byte 0,12,0x14,0,0,0,3,0
|
|---|
| 201 | .long 0
|
|---|
| 202 | .size .CRYPTO_memcmp,.-.CRYPTO_memcmp
|
|---|
| 203 | ___
|
|---|
| 204 | {
|
|---|
| 205 | my ($out,$cnt,$max)=("r3","r4","r5");
|
|---|
| 206 | my ($tick,$lasttick)=("r6","r7");
|
|---|
| 207 | my ($diff,$lastdiff)=("r8","r9");
|
|---|
| 208 |
|
|---|
| 209 | $code.=<<___;
|
|---|
| 210 | .globl .OPENSSL_instrument_bus_mftb
|
|---|
| 211 | .align 4
|
|---|
| 212 | .OPENSSL_instrument_bus_mftb:
|
|---|
| 213 | mtctr $cnt
|
|---|
| 214 |
|
|---|
| 215 | mftb $lasttick # collect 1st tick
|
|---|
| 216 | li $diff,0
|
|---|
| 217 |
|
|---|
| 218 | dcbf 0,$out # flush cache line
|
|---|
| 219 | lwarx $tick,0,$out # load and lock
|
|---|
| 220 | add $tick,$tick,$diff
|
|---|
| 221 | stwcx. $tick,0,$out
|
|---|
| 222 | stwx $tick,0,$out
|
|---|
| 223 |
|
|---|
| 224 | Loop: mftb $tick
|
|---|
| 225 | sub $diff,$tick,$lasttick
|
|---|
| 226 | mr $lasttick,$tick
|
|---|
| 227 | dcbf 0,$out # flush cache line
|
|---|
| 228 | lwarx $tick,0,$out # load and lock
|
|---|
| 229 | add $tick,$tick,$diff
|
|---|
| 230 | stwcx. $tick,0,$out
|
|---|
| 231 | stwx $tick,0,$out
|
|---|
| 232 | addi $out,$out,4 # ++$out
|
|---|
| 233 | bdnz Loop
|
|---|
| 234 |
|
|---|
| 235 | mr r3,$cnt
|
|---|
| 236 | blr
|
|---|
| 237 | .long 0
|
|---|
| 238 | .byte 0,12,0x14,0,0,0,2,0
|
|---|
| 239 | .long 0
|
|---|
| 240 | .size .OPENSSL_instrument_bus_mftb,.-.OPENSSL_instrument_bus_mftb
|
|---|
| 241 |
|
|---|
| 242 | .globl .OPENSSL_instrument_bus2_mftb
|
|---|
| 243 | .align 4
|
|---|
| 244 | .OPENSSL_instrument_bus2_mftb:
|
|---|
| 245 | mr r0,$cnt
|
|---|
| 246 | slwi $cnt,$cnt,2
|
|---|
| 247 |
|
|---|
| 248 | mftb $lasttick # collect 1st tick
|
|---|
| 249 | li $diff,0
|
|---|
| 250 |
|
|---|
| 251 | dcbf 0,$out # flush cache line
|
|---|
| 252 | lwarx $tick,0,$out # load and lock
|
|---|
| 253 | add $tick,$tick,$diff
|
|---|
| 254 | stwcx. $tick,0,$out
|
|---|
| 255 | stwx $tick,0,$out
|
|---|
| 256 |
|
|---|
| 257 | mftb $tick # collect 1st diff
|
|---|
| 258 | sub $diff,$tick,$lasttick
|
|---|
| 259 | mr $lasttick,$tick
|
|---|
| 260 | mr $lastdiff,$diff
|
|---|
| 261 | Loop2:
|
|---|
| 262 | dcbf 0,$out # flush cache line
|
|---|
| 263 | lwarx $tick,0,$out # load and lock
|
|---|
| 264 | add $tick,$tick,$diff
|
|---|
| 265 | stwcx. $tick,0,$out
|
|---|
| 266 | stwx $tick,0,$out
|
|---|
| 267 |
|
|---|
| 268 | addic. $max,$max,-1
|
|---|
| 269 | beq Ldone2
|
|---|
| 270 |
|
|---|
| 271 | mftb $tick
|
|---|
| 272 | sub $diff,$tick,$lasttick
|
|---|
| 273 | mr $lasttick,$tick
|
|---|
| 274 | cmplw 7,$diff,$lastdiff
|
|---|
| 275 | mr $lastdiff,$diff
|
|---|
| 276 |
|
|---|
| 277 | mfcr $tick # pull cr
|
|---|
| 278 | not $tick,$tick # flip bits
|
|---|
| 279 | rlwinm $tick,$tick,1,29,29 # isolate flipped eq bit and scale
|
|---|
| 280 |
|
|---|
| 281 | sub. $cnt,$cnt,$tick # conditional --$cnt
|
|---|
| 282 | add $out,$out,$tick # conditional ++$out
|
|---|
| 283 | bne Loop2
|
|---|
| 284 |
|
|---|
| 285 | Ldone2:
|
|---|
| 286 | srwi $cnt,$cnt,2
|
|---|
| 287 | sub r3,r0,$cnt
|
|---|
| 288 | blr
|
|---|
| 289 | .long 0
|
|---|
| 290 | .byte 0,12,0x14,0,0,0,3,0
|
|---|
| 291 | .long 0
|
|---|
| 292 | .size .OPENSSL_instrument_bus2_mftb,.-.OPENSSL_instrument_bus2_mftb
|
|---|
| 293 |
|
|---|
| 294 | .globl .OPENSSL_instrument_bus_mfspr268
|
|---|
| 295 | .align 4
|
|---|
| 296 | .OPENSSL_instrument_bus_mfspr268:
|
|---|
| 297 | mtctr $cnt
|
|---|
| 298 |
|
|---|
| 299 | mfspr $lasttick,268 # collect 1st tick
|
|---|
| 300 | li $diff,0
|
|---|
| 301 |
|
|---|
| 302 | dcbf 0,$out # flush cache line
|
|---|
| 303 | lwarx $tick,0,$out # load and lock
|
|---|
| 304 | add $tick,$tick,$diff
|
|---|
| 305 | stwcx. $tick,0,$out
|
|---|
| 306 | stwx $tick,0,$out
|
|---|
| 307 |
|
|---|
| 308 | Loop3: mfspr $tick,268
|
|---|
| 309 | sub $diff,$tick,$lasttick
|
|---|
| 310 | mr $lasttick,$tick
|
|---|
| 311 | dcbf 0,$out # flush cache line
|
|---|
| 312 | lwarx $tick,0,$out # load and lock
|
|---|
| 313 | add $tick,$tick,$diff
|
|---|
| 314 | stwcx. $tick,0,$out
|
|---|
| 315 | stwx $tick,0,$out
|
|---|
| 316 | addi $out,$out,4 # ++$out
|
|---|
| 317 | bdnz Loop3
|
|---|
| 318 |
|
|---|
| 319 | mr r3,$cnt
|
|---|
| 320 | blr
|
|---|
| 321 | .long 0
|
|---|
| 322 | .byte 0,12,0x14,0,0,0,2,0
|
|---|
| 323 | .long 0
|
|---|
| 324 | .size .OPENSSL_instrument_bus_mfspr268,.-.OPENSSL_instrument_bus_mfspr268
|
|---|
| 325 |
|
|---|
| 326 | .globl .OPENSSL_instrument_bus2_mfspr268
|
|---|
| 327 | .align 4
|
|---|
| 328 | .OPENSSL_instrument_bus2_mfspr268:
|
|---|
| 329 | mr r0,$cnt
|
|---|
| 330 | slwi $cnt,$cnt,2
|
|---|
| 331 |
|
|---|
| 332 | mfspr $lasttick,268 # collect 1st tick
|
|---|
| 333 | li $diff,0
|
|---|
| 334 |
|
|---|
| 335 | dcbf 0,$out # flush cache line
|
|---|
| 336 | lwarx $tick,0,$out # load and lock
|
|---|
| 337 | add $tick,$tick,$diff
|
|---|
| 338 | stwcx. $tick,0,$out
|
|---|
| 339 | stwx $tick,0,$out
|
|---|
| 340 |
|
|---|
| 341 | mfspr $tick,268 # collect 1st diff
|
|---|
| 342 | sub $diff,$tick,$lasttick
|
|---|
| 343 | mr $lasttick,$tick
|
|---|
| 344 | mr $lastdiff,$diff
|
|---|
| 345 | Loop4:
|
|---|
| 346 | dcbf 0,$out # flush cache line
|
|---|
| 347 | lwarx $tick,0,$out # load and lock
|
|---|
| 348 | add $tick,$tick,$diff
|
|---|
| 349 | stwcx. $tick,0,$out
|
|---|
| 350 | stwx $tick,0,$out
|
|---|
| 351 |
|
|---|
| 352 | addic. $max,$max,-1
|
|---|
| 353 | beq Ldone4
|
|---|
| 354 |
|
|---|
| 355 | mfspr $tick,268
|
|---|
| 356 | sub $diff,$tick,$lasttick
|
|---|
| 357 | mr $lasttick,$tick
|
|---|
| 358 | cmplw 7,$diff,$lastdiff
|
|---|
| 359 | mr $lastdiff,$diff
|
|---|
| 360 |
|
|---|
| 361 | mfcr $tick # pull cr
|
|---|
| 362 | not $tick,$tick # flip bits
|
|---|
| 363 | rlwinm $tick,$tick,1,29,29 # isolate flipped eq bit and scale
|
|---|
| 364 |
|
|---|
| 365 | sub. $cnt,$cnt,$tick # conditional --$cnt
|
|---|
| 366 | add $out,$out,$tick # conditional ++$out
|
|---|
| 367 | bne Loop4
|
|---|
| 368 |
|
|---|
| 369 | Ldone4:
|
|---|
| 370 | srwi $cnt,$cnt,2
|
|---|
| 371 | sub r3,r0,$cnt
|
|---|
| 372 | blr
|
|---|
| 373 | .long 0
|
|---|
| 374 | .byte 0,12,0x14,0,0,0,3,0
|
|---|
| 375 | .long 0
|
|---|
| 376 | .size .OPENSSL_instrument_bus2_mfspr268,.-.OPENSSL_instrument_bus2_mfspr268
|
|---|
| 377 | ___
|
|---|
| 378 | }
|
|---|
| 379 |
|
|---|
| 380 | $code =~ s/\`([^\`]*)\`/eval $1/gem;
|
|---|
| 381 | print $code;
|
|---|
| 382 | close STDOUT or die "error closing STDOUT: $!";
|
|---|
