CryptoPkg/Library/OpensslLib/IA32Gcc/crypto/x86cpuid.S

   1 # WARNING: do not edit!
   2 # Generated from openssl/crypto/x86cpuid.pl
   3 #
   4 # Copyright 2004-2020 The OpenSSL Project Authors. All Rights Reserved.
   5 #
   6 # Licensed under the OpenSSL license (the "License").  You may not use
   7 # this file except in compliance with the License.  You can obtain a copy
   8 # in the file LICENSE in the source distribution or at
   9 # https://www.openssl.org/source/license.html
  10
  11 .text
  12 .globl  OPENSSL_ia32_cpuid
  13 .type   OPENSSL_ia32_cpuid,@function
  14 .align  16
  15 OPENSSL_ia32_cpuid:
  16 .L_OPENSSL_ia32_cpuid_begin:
  17         pushl   %ebp
  18         pushl   %ebx
  19         pushl   %esi
  20         pushl   %edi
  21         xorl    %edx,%edx
  22         pushfl
  23         popl    %eax
  24         movl    %eax,%ecx
  25         xorl    $2097152,%eax
  26         pushl   %eax
  27         popfl
  28         pushfl
  29         popl    %eax
  30         xorl    %eax,%ecx
  31         xorl    %eax,%eax
  32         movl    20(%esp),%esi
  33         movl    %eax,8(%esi)
  34         btl     $21,%ecx
  35         jnc     .L000nocpuid
  36         .byte   0x0f,0xa2
  37         movl    %eax,%edi
  38         xorl    %eax,%eax
  39         cmpl    $1970169159,%ebx
  40         setne   %al
  41         movl    %eax,%ebp
  42         cmpl    $1231384169,%edx
  43         setne   %al
  44         orl     %eax,%ebp
  45         cmpl    $1818588270,%ecx
  46         setne   %al
  47         orl     %eax,%ebp
  48         jz      .L001intel
  49         cmpl    $1752462657,%ebx
  50         setne   %al
  51         movl    %eax,%esi
  52         cmpl    $1769238117,%edx
  53         setne   %al
  54         orl     %eax,%esi
  55         cmpl    $1145913699,%ecx
  56         setne   %al
  57         orl     %eax,%esi
  58         jnz     .L001intel
  59         movl    $2147483648,%eax
  60         .byte   0x0f,0xa2
  61         cmpl    $2147483649,%eax
  62         jb      .L001intel
  63         movl    %eax,%esi
  64         movl    $2147483649,%eax
  65         .byte   0x0f,0xa2
  66         orl     %ecx,%ebp
  67         andl    $2049,%ebp
  68         cmpl    $2147483656,%esi
  69         jb      .L001intel
  70         movl    $2147483656,%eax
  71         .byte   0x0f,0xa2
  72         movzbl  %cl,%esi
  73         incl    %esi
  74         movl    $1,%eax
  75         xorl    %ecx,%ecx
  76         .byte   0x0f,0xa2
  77         btl     $28,%edx
  78         jnc     .L002generic
  79         shrl    $16,%ebx
  80         andl    $255,%ebx
  81         cmpl    %esi,%ebx
  82         ja      .L002generic
  83         andl    $4026531839,%edx
  84         jmp     .L002generic
  85 .L001intel:
  86         cmpl    $4,%edi
  87         movl    $-1,%esi
  88         jb      .L003nocacheinfo
  89         movl    $4,%eax
  90         movl    $0,%ecx
  91         .byte   0x0f,0xa2
  92         movl    %eax,%esi
  93         shrl    $14,%esi
  94         andl    $4095,%esi
  95 .L003nocacheinfo:
  96         movl    $1,%eax
  97         xorl    %ecx,%ecx
  98         .byte   0x0f,0xa2
  99         andl    $3220176895,%edx
 100         cmpl    $0,%ebp
 101         jne     .L004notintel
 102         orl     $1073741824,%edx
 103         andb    $15,%ah
 104         cmpb    $15,%ah
 105         jne     .L004notintel
 106         orl     $1048576,%edx
 107 .L004notintel:
 108         btl     $28,%edx
 109         jnc     .L002generic
 110         andl    $4026531839,%edx
 111         cmpl    $0,%esi
 112         je      .L002generic
 113         orl     $268435456,%edx
 114         shrl    $16,%ebx
 115         cmpb    $1,%bl
 116         ja      .L002generic
 117         andl    $4026531839,%edx
 118 .L002generic:
 119         andl    $2048,%ebp
 120         andl    $4294965247,%ecx
 121         movl    %edx,%esi
 122         orl     %ecx,%ebp
 123         cmpl    $7,%edi
 124         movl    20(%esp),%edi
 125         jb      .L005no_extended_info
 126         movl    $7,%eax
 127         xorl    %ecx,%ecx
 128         .byte   0x0f,0xa2
 129         movl    %ebx,8(%edi)
 130 .L005no_extended_info:
 131         btl     $27,%ebp
 132         jnc     .L006clear_avx
 133         xorl    %ecx,%ecx
 134 .byte   15,1,208
 135         andl    $6,%eax
 136         cmpl    $6,%eax
 137         je      .L007done
 138         cmpl    $2,%eax
 139         je      .L006clear_avx
 140 .L008clear_xmm:
 141         andl    $4261412861,%ebp
 142         andl    $4278190079,%esi
 143 .L006clear_avx:
 144         andl    $4026525695,%ebp
 145         andl    $4294967263,8(%edi)
 146 .L007done:
 147         movl    %esi,%eax
 148         movl    %ebp,%edx
 149 .L000nocpuid:
 150         popl    %edi
 151         popl    %esi
 152         popl    %ebx
 153         popl    %ebp
 154         ret
 155 .size   OPENSSL_ia32_cpuid,.-.L_OPENSSL_ia32_cpuid_begin
 156 .globl  OPENSSL_rdtsc
 157 .type   OPENSSL_rdtsc,@function
 158 .align  16
 159 OPENSSL_rdtsc:
 160 .L_OPENSSL_rdtsc_begin:
 161         xorl    %eax,%eax
 162         xorl    %edx,%edx
 163         leal    OPENSSL_ia32cap_P,%ecx
 164         btl     $4,(%ecx)
 165         jnc     .L009notsc
 166         .byte   0x0f,0x31
 167 .L009notsc:
 168         ret
 169 .size   OPENSSL_rdtsc,.-.L_OPENSSL_rdtsc_begin
 170 .globl  OPENSSL_instrument_halt
 171 .type   OPENSSL_instrument_halt,@function
 172 .align  16
 173 OPENSSL_instrument_halt:
 174 .L_OPENSSL_instrument_halt_begin:
 175         leal    OPENSSL_ia32cap_P,%ecx
 176         btl     $4,(%ecx)
 177         jnc     .L010nohalt
 178 .long   2421723150
 179         andl    $3,%eax
 180         jnz     .L010nohalt
 181         pushfl
 182         popl    %eax
 183         btl     $9,%eax
 184         jnc     .L010nohalt
 185         .byte   0x0f,0x31
 186         pushl   %edx
 187         pushl   %eax
 188         hlt
 189         .byte   0x0f,0x31
 190         subl    (%esp),%eax
 191         sbbl    4(%esp),%edx
 192         addl    $8,%esp
 193         ret
 194 .L010nohalt:
 195         xorl    %eax,%eax
 196         xorl    %edx,%edx
 197         ret
 198 .size   OPENSSL_instrument_halt,.-.L_OPENSSL_instrument_halt_begin
 199 .globl  OPENSSL_far_spin
 200 .type   OPENSSL_far_spin,@function
 201 .align  16
 202 OPENSSL_far_spin:
 203 .L_OPENSSL_far_spin_begin:
 204         pushfl
 205         popl    %eax
 206         btl     $9,%eax
 207         jnc     .L011nospin
 208         movl    4(%esp),%eax
 209         movl    8(%esp),%ecx
 210 .long   2430111262
 211         xorl    %eax,%eax
 212         movl    (%ecx),%edx
 213         jmp     .L012spin
 214 .align  16
 215 .L012spin:
 216         incl    %eax
 217         cmpl    (%ecx),%edx
 218         je      .L012spin
 219 .long   529567888
 220         ret
 221 .L011nospin:
 222         xorl    %eax,%eax
 223         xorl    %edx,%edx
 224         ret
 225 .size   OPENSSL_far_spin,.-.L_OPENSSL_far_spin_begin
 226 .globl  OPENSSL_wipe_cpu
 227 .type   OPENSSL_wipe_cpu,@function
 228 .align  16
 229 OPENSSL_wipe_cpu:
 230 .L_OPENSSL_wipe_cpu_begin:
 231         xorl    %eax,%eax
 232         xorl    %edx,%edx
 233         leal    OPENSSL_ia32cap_P,%ecx
 234         movl    (%ecx),%ecx
 235         btl     $1,(%ecx)
 236         jnc     .L013no_x87
 237 .long   4007259865,4007259865,4007259865,4007259865,2430851995
 238 .L013no_x87:
 239         leal    4(%esp),%eax
 240         ret
 241 .size   OPENSSL_wipe_cpu,.-.L_OPENSSL_wipe_cpu_begin
 242 .globl  OPENSSL_atomic_add
 243 .type   OPENSSL_atomic_add,@function
 244 .align  16
 245 OPENSSL_atomic_add:
 246 .L_OPENSSL_atomic_add_begin:
 247         movl    4(%esp),%edx
 248         movl    8(%esp),%ecx
 249         pushl   %ebx
 250         nop
 251         movl    (%edx),%eax
 252 .L014spin:
 253         leal    (%eax,%ecx,1),%ebx
 254         nop
 255 .long   447811568
 256         jne     .L014spin
 257         movl    %ebx,%eax
 258         popl    %ebx
 259         ret
 260 .size   OPENSSL_atomic_add,.-.L_OPENSSL_atomic_add_begin
 261 .globl  OPENSSL_cleanse
 262 .type   OPENSSL_cleanse,@function
 263 .align  16
 264 OPENSSL_cleanse:
 265 .L_OPENSSL_cleanse_begin:
 266         movl    4(%esp),%edx
 267         movl    8(%esp),%ecx
 268         xorl    %eax,%eax
 269         cmpl    $7,%ecx
 270         jae     .L015lot
 271         cmpl    $0,%ecx
 272         je      .L016ret
 273 .L017little:
 274         movb    %al,(%edx)
 275         subl    $1,%ecx
 276         leal    1(%edx),%edx
 277         jnz     .L017little
 278 .L016ret:
 279         ret
 280 .align  16
 281 .L015lot:
 282         testl   $3,%edx
 283         jz      .L018aligned
 284         movb    %al,(%edx)
 285         leal    -1(%ecx),%ecx
 286         leal    1(%edx),%edx
 287         jmp     .L015lot
 288 .L018aligned:
 289         movl    %eax,(%edx)
 290         leal    -4(%ecx),%ecx
 291         testl   $-4,%ecx
 292         leal    4(%edx),%edx
 293         jnz     .L018aligned
 294         cmpl    $0,%ecx
 295         jne     .L017little
 296         ret
 297 .size   OPENSSL_cleanse,.-.L_OPENSSL_cleanse_begin
 298 .globl  CRYPTO_memcmp
 299 .type   CRYPTO_memcmp,@function
 300 .align  16
 301 CRYPTO_memcmp:
 302 .L_CRYPTO_memcmp_begin:
 303         pushl   %esi
 304         pushl   %edi
 305         movl    12(%esp),%esi
 306         movl    16(%esp),%edi
 307         movl    20(%esp),%ecx
 308         xorl    %eax,%eax
 309         xorl    %edx,%edx
 310         cmpl    $0,%ecx
 311         je      .L019no_data
 312 .L020loop:
 313         movb    (%esi),%dl
 314         leal    1(%esi),%esi
 315         xorb    (%edi),%dl
 316         leal    1(%edi),%edi
 317         orb     %dl,%al
 318         decl    %ecx
 319         jnz     .L020loop
 320         negl    %eax
 321         shrl    $31,%eax
 322 .L019no_data:
 323         popl    %edi
 324         popl    %esi
 325         ret
 326 .size   CRYPTO_memcmp,.-.L_CRYPTO_memcmp_begin
 327 .globl  OPENSSL_instrument_bus
 328 .type   OPENSSL_instrument_bus,@function
 329 .align  16
 330 OPENSSL_instrument_bus:
 331 .L_OPENSSL_instrument_bus_begin:
 332         pushl   %ebp
 333         pushl   %ebx
 334         pushl   %esi
 335         pushl   %edi
 336         movl    $0,%eax
 337         popl    %edi
 338         popl    %esi
 339         popl    %ebx
 340         popl    %ebp
 341         ret
 342 .size   OPENSSL_instrument_bus,.-.L_OPENSSL_instrument_bus_begin
 343 .globl  OPENSSL_instrument_bus2
 344 .type   OPENSSL_instrument_bus2,@function
 345 .align  16
 346 OPENSSL_instrument_bus2:
 347 .L_OPENSSL_instrument_bus2_begin:
 348         pushl   %ebp
 349         pushl   %ebx
 350         pushl   %esi
 351         pushl   %edi
 352         movl    $0,%eax
 353         popl    %edi
 354         popl    %esi
 355         popl    %ebx
 356         popl    %ebp
 357         ret
 358 .size   OPENSSL_instrument_bus2,.-.L_OPENSSL_instrument_bus2_begin
 359 .globl  OPENSSL_ia32_rdrand_bytes
 360 .type   OPENSSL_ia32_rdrand_bytes,@function
 361 .align  16
 362 OPENSSL_ia32_rdrand_bytes:
 363 .L_OPENSSL_ia32_rdrand_bytes_begin:
 364         pushl   %edi
 365         pushl   %ebx
 366         xorl    %eax,%eax
 367         movl    12(%esp),%edi
 368         movl    16(%esp),%ebx
 369         cmpl    $0,%ebx
 370         je      .L021done
 371         movl    $8,%ecx
 372 .L022loop:
 373 .byte   15,199,242
 374         jc      .L023break
 375         loop    .L022loop
 376         jmp     .L021done
 377 .align  16
 378 .L023break:
 379         cmpl    $4,%ebx
 380         jb      .L024tail
 381         movl    %edx,(%edi)
 382         leal    4(%edi),%edi
 383         addl    $4,%eax
 384         subl    $4,%ebx
 385         jz      .L021done
 386         movl    $8,%ecx
 387         jmp     .L022loop
 388 .align  16
 389 .L024tail:
 390         movb    %dl,(%edi)
 391         leal    1(%edi),%edi
 392         incl    %eax
 393         shrl    $8,%edx
 394         decl    %ebx
 395         jnz     .L024tail
 396 .L021done:
 397         xorl    %edx,%edx
 398         popl    %ebx
 399         popl    %edi
 400         ret
 401 .size   OPENSSL_ia32_rdrand_bytes,.-.L_OPENSSL_ia32_rdrand_bytes_begin
 402 .globl  OPENSSL_ia32_rdseed_bytes
 403 .type   OPENSSL_ia32_rdseed_bytes,@function
 404 .align  16
 405 OPENSSL_ia32_rdseed_bytes:
 406 .L_OPENSSL_ia32_rdseed_bytes_begin:
 407         pushl   %edi
 408         pushl   %ebx
 409         xorl    %eax,%eax
 410         movl    12(%esp),%edi
 411         movl    16(%esp),%ebx
 412         cmpl    $0,%ebx
 413         je      .L025done
 414         movl    $8,%ecx
 415 .L026loop:
 416 .byte   15,199,250
 417         jc      .L027break
 418         loop    .L026loop
 419         jmp     .L025done
 420 .align  16
 421 .L027break:
 422         cmpl    $4,%ebx
 423         jb      .L028tail
 424         movl    %edx,(%edi)
 425         leal    4(%edi),%edi
 426         addl    $4,%eax
 427         subl    $4,%ebx
 428         jz      .L025done
 429         movl    $8,%ecx
 430         jmp     .L026loop
 431 .align  16
 432 .L028tail:
 433         movb    %dl,(%edi)
 434         leal    1(%edi),%edi
 435         incl    %eax
 436         shrl    $8,%edx
 437         decl    %ebx
 438         jnz     .L028tail
 439 .L025done:
 440         xorl    %edx,%edx
 441         popl    %ebx
 442         popl    %edi
 443         ret
 444 .size   OPENSSL_ia32_rdseed_bytes,.-.L_OPENSSL_ia32_rdseed_bytes_begin
 445 .hidden OPENSSL_cpuid_setup
 446 .hidden OPENSSL_ia32cap_P
 447 .comm   OPENSSL_ia32cap_P,16,4
 448 .section        .init
 449         call    OPENSSL_cpuid_setup