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; Method Program:IndexOfNullByte(byref):int

G_M000_IG01: ;; offset=0000H

4883EC28 sub rsp, 40

C5F877 vzeroupper

G_M000_IG02: ;; offset=0007H

33C0 xor eax, eax

488BD1 mov rdx, rcx

83E20F and edx, 15

F7DA neg edx

83C210 add edx, 16

83E20F and edx, 15

4883FA08 cmp rdx, 8

7275 jb SHORT G_M000_IG06

0F827D000000 jb G_M000_IG06

G_M000_IG03: ;; offset=0021H

EB0A jmp SHORT G_M000_IG05

EB12 jmp SHORT G_M000_IG05

0F1F4000 align [4 bytes for IG09]

0F1F40000F1F840000000000 align [12 bytes for IG09]

G_M000_IG04: ;; offset=0027H

G_M000_IG04: ;; offset=002FH

4883FA08 cmp rdx, 8

7265 jb SHORT G_M000_IG06

7269 jb SHORT G_M000_IG06

G_M000_IG05: ;; offset=002DH

G_M000_IG05: ;; offset=0035H

4883C2F8 add rdx, -8

4C8D0401 lea r8, bword ptr [rcx+rax]

803C0100 cmp byte ptr [rcx+rax], 0

41803800 cmp byte ptr [r8], 0

0F8476010000 je G_M000_IG19

0F847A010000 je G_M000_IG19

807C010100 cmp byte ptr [rcx+rax+01H], 0

4180780100 cmp byte ptr [r8+01H], 0

0F846D010000 je G_M000_IG20

0F8471010000 je G_M000_IG20

807C010200 cmp byte ptr [rcx+rax+02H], 0

4180780200 cmp byte ptr [r8+02H], 0

0F8466010000 je G_M000_IG21

0F846A010000 je G_M000_IG21

807C010300 cmp byte ptr [rcx+rax+03H], 0

4180780300 cmp byte ptr [r8+03H], 0

0F8460010000 je G_M000_IG22

0F8464010000 je G_M000_IG22

807C010400 cmp byte ptr [rcx+rax+04H], 0

4180780400 cmp byte ptr [r8+04H], 0

0F845A010000 je G_M000_IG23

0F845E010000 je G_M000_IG23

807C010500 cmp byte ptr [rcx+rax+05H], 0

4180780500 cmp byte ptr [r8+05H], 0

0F8454010000 je G_M000_IG24

0F8458010000 je G_M000_IG24

807C010600 cmp byte ptr [rcx+rax+06H], 0

4180780600 cmp byte ptr [r8+06H], 0

0F844E010000 je G_M000_IG25

0F8452010000 je G_M000_IG25

807C010700 cmp byte ptr [rcx+rax+07H], 0

4180780700 cmp byte ptr [r8+07H], 0

0F8448010000 je G_M000_IG26

0F844C010000 je G_M000_IG26

4883C008 add rax, 8

4883FA08 cmp rdx, 8

739B jae SHORT G_M000_IG05

7397 jae SHORT G_M000_IG05

G_M000_IG06: ;; offset=0092H

G_M000_IG06: ;; offset=009EH

4883FA04 cmp rdx, 4

7233 jb SHORT G_M000_IG08

7237 jb SHORT G_M000_IG08

G_M000_IG07: ;; offset=0098H

G_M000_IG07: ;; offset=00A4H

4883C2FC add rdx, -4

4C8D0401 lea r8, bword ptr [rcx+rax]

803C0100 cmp byte ptr [rcx+rax], 0

41803800 cmp byte ptr [r8], 0

0F840B010000 je G_M000_IG19

807C010100 cmp byte ptr [rcx+rax+01H], 0

4180780100 cmp byte ptr [r8+01H], 0

0F8402010000 je G_M000_IG20

807C010200 cmp byte ptr [rcx+rax+02H], 0

4180780200 cmp byte ptr [r8+02H], 0

0F84FB000000 je G_M000_IG21

807C010300 cmp byte ptr [rcx+rax+03H], 0

4180780300 cmp byte ptr [r8+03H], 0

0F84F5000000 je G_M000_IG22

4883C004 add rax, 4

G_M000_IG08: ;; offset=00CBH

G_M000_IG08: ;; offset=00DBH

4885D2 test rdx, rdx

7415 je SHORT G_M000_IG10

G_M000_IG09: ;; offset=00D0H

G_M000_IG09: ;; offset=00E0H

48FFCA dec rdx

803C0100 cmp byte ptr [rcx+rax], 0

0F84D4000000 je G_M000_IG19

48FFC0 inc rax

4885D2 test rdx, rdx

75EB jne SHORT G_M000_IG09

G_M000_IG10: ;; offset=00E5H

G_M000_IG10: ;; offset=00F5H

483DFFFFFF7F cmp rax, 0x7FFFFFFF

0F83F2000000 jae G_M000_IG29

488BD1 mov rdx, rcx

8BD2 mov edx, edx

4803D0 add rdx, rax

F6C21F test dl, 31

7430 je SHORT G_M000_IG13

G_M000_IG11: ;; offset=00FEH

G_M000_IG11: ;; offset=010EH

C4E17857C0 vxorps xmm0, xmm0, xmm0

C4E179740401 vpcmpeqb xmm0, xmm0, xmmword ptr [rcx+rax]

C4E179D7D0 vpmovmskb edx, xmm0

85D2 test edx, edx

7506 jne SHORT G_M000_IG12

4883C010 add rax, 16

EB16 jmp SHORT G_M000_IG13

G_M000_IG12: ;; offset=0118H

G_M000_IG12: ;; offset=0128H

33C9 xor ecx, ecx

F30FBCCA tzcnt ecx, edx

8BD1 mov edx, ecx

03C2 add eax, edx

E9AC000000 jmp G_M000_IG27

0F1F8000000000 align [7 bytes for IG14]

Diferencias guardadas

Texto original

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; Method Program:IndexOfNullByte(byref):int
G_M000_IG01:                ;; offset=0000H
       4883EC28             sub      rsp, 40
       C5F877               vzeroupper

G_M000_IG02:                ;; offset=0007H
       33C0                 xor      eax, eax
       488BD1               mov      rdx, rcx
       83E20F               and      edx, 15
       F7DA                 neg      edx
       83C210               add      edx, 16
       83E20F               and      edx, 15
       4883FA08             cmp      rdx, 8
       7275                 jb       SHORT G_M000_IG06

G_M000_IG03:                ;; offset=0021H
       EB0A                 jmp      SHORT G_M000_IG05
       0F1F4000             align    [4 bytes for IG09]

G_M000_IG04:                ;; offset=0027H
       4883FA08             cmp      rdx, 8
       7265                 jb       SHORT G_M000_IG06

G_M000_IG05:                ;; offset=002DH
       4883C2F8             add      rdx, -8
       803C0100             cmp      byte  ptr [rcx+rax], 0
       0F8476010000         je       G_M000_IG19
       807C010100           cmp      byte  ptr [rcx+rax+01H], 0
       0F846D010000         je       G_M000_IG20
       807C010200           cmp      byte  ptr [rcx+rax+02H], 0
       0F8466010000         je       G_M000_IG21
       807C010300           cmp      byte  ptr [rcx+rax+03H], 0
       0F8460010000         je       G_M000_IG22
       807C010400           cmp      byte  ptr [rcx+rax+04H], 0
       0F845A010000         je       G_M000_IG23
       807C010500           cmp      byte  ptr [rcx+rax+05H], 0
       0F8454010000         je       G_M000_IG24
       807C010600           cmp      byte  ptr [rcx+rax+06H], 0
       0F844E010000         je       G_M000_IG25
       807C010700           cmp      byte  ptr [rcx+rax+07H], 0
       0F8448010000         je       G_M000_IG26
       4883C008             add      rax, 8
       4883FA08             cmp      rdx, 8
       739B                 jae      SHORT G_M000_IG05

G_M000_IG06:                ;; offset=0092H
       4883FA04             cmp      rdx, 4
       7233                 jb       SHORT G_M000_IG08

G_M000_IG07:                ;; offset=0098H
       4883C2FC             add      rdx, -4
       803C0100             cmp      byte  ptr [rcx+rax], 0
       0F840B010000         je       G_M000_IG19
       807C010100           cmp      byte  ptr [rcx+rax+01H], 0
       0F8402010000         je       G_M000_IG20
       807C010200           cmp      byte  ptr [rcx+rax+02H], 0
       0F84FB000000         je       G_M000_IG21
       807C010300           cmp      byte  ptr [rcx+rax+03H], 0
       0F84F5000000         je       G_M000_IG22
       4883C004             add      rax, 4

G_M000_IG08:                ;; offset=00CBH
       4885D2               test     rdx, rdx
       7415                 je       SHORT G_M000_IG10

G_M000_IG09:                ;; offset=00D0H
       48FFCA               dec      rdx
       803C0100             cmp      byte  ptr [rcx+rax], 0
       0F84D4000000         je       G_M000_IG19
       48FFC0               inc      rax
       4885D2               test     rdx, rdx
       75EB                 jne      SHORT G_M000_IG09

G_M000_IG10:                ;; offset=00E5H
       483DFFFFFF7F         cmp      rax, 0x7FFFFFFF
       0F83F2000000         jae      G_M000_IG29
       488BD1               mov      rdx, rcx
       8BD2                 mov      edx, edx
       4803D0               add      rdx, rax
       F6C21F               test     dl, 31
       7430                 je       SHORT G_M000_IG13

G_M000_IG11:                ;; offset=00FEH
       C4E17857C0           vxorps   xmm0, xmm0, xmm0
       C4E179740401         vpcmpeqb xmm0, xmm0, xmmword ptr [rcx+rax]
       C4E179D7D0           vpmovmskb edx, xmm0
       85D2                 test     edx, edx
       7506                 jne      SHORT G_M000_IG12
       4883C010             add      rax, 16
       EB16                 jmp      SHORT G_M000_IG13

G_M000_IG12:                ;; offset=0118H
       33C9                 xor      ecx, ecx
       F30FBCCA             tzcnt    ecx, edx
       8BD1                 mov      edx, ecx
       03C2                 add      eax, edx
       E9AC000000           jmp      G_M000_IG27
       0F1F8000000000       align    [7 bytes for IG14]

G_M000_IG13:                ;; offset=012EH
       8BD0                 mov      edx, eax
       F7DA                 neg      edx
       81C2FFFFFF7F         add      edx, 0x7FFFFFFF
       83E2E0               and      edx, -32
       483BD0               cmp      rdx, rax
       761E                 jbe      SHORT G_M000_IG15

G_M000_IG14:                ;; offset=0140H
       C5FC57C0             vxorps   ymm0, ymm0, ymm0
       C5FD740401           vpcmpeqb ymm0, ymm0, ymmword ptr[rcx+rax]
       C57DD7C0             vpmovmskb r8d, ymm0
       4585C0               test     r8d, r8d
       7535                 jne      SHORT G_M000_IG17
       4883C020             add      rax, 32
       483BD0               cmp      rdx, rax
       77E5                 ja       SHORT G_M000_IG14

G_M000_IG15:                ;; offset=015BH
       8BD0                 mov      edx, eax
       F7DA                 neg      edx
       81C2FFFFFF7F         add      edx, 0x7FFFFFFF
       83E2F0               and      edx, -16
       483BD0               cmp      rdx, rax
       7627                 jbe      SHORT G_M000_IG18

G_M000_IG16:                ;; offset=016DH
       C5F857C0             vxorps   xmm0, xmm0, xmm0
       C5F9740401           vpcmpeqb xmm0, xmm0, xmmword ptr [rcx+rax]
       C5F9D7D0             vpmovmskb edx, xmm0
       85D2                 test     edx, edx
       7557                 jne      SHORT G_M000_IG28
       4883C010             add      rax, 16
       EB0D                 jmp      SHORT G_M000_IG18

G_M000_IG17:                ;; offset=0184H
       33D2                 xor      edx, edx
       F3410FBCD0           tzcnt    edx, r8d
       8BCA                 mov      ecx, edx
       03C1                 add      eax, ecx
       EB3C                 jmp      SHORT G_M000_IG27

G_M000_IG18:                ;; offset=0191H
       483DFFFFFF7F         cmp      rax, 0x7FFFFFFF
       7344                 jae      SHORT G_M000_IG29
       488BD0               mov      rdx, rax
       48F7DA               neg      rdx
       4881C2FFFFFF7F       add      rdx, 0x7FFFFFFF
       E97CFEFFFF           jmp      G_M000_IG04

G_M000_IG19:                ;; offset=01ABH
       EB20                 jmp      SHORT G_M000_IG27

G_M000_IG20:                ;; offset=01ADH
       FFC0                 inc      eax
       EB1C                 jmp      SHORT G_M000_IG27

G_M000_IG21:                ;; offset=01B1H
       83C002               add      eax, 2
       EB17                 jmp      SHORT G_M000_IG27

G_M000_IG22:                ;; offset=01B6H
       83C003               add      eax, 3
       EB12                 jmp      SHORT G_M000_IG27

G_M000_IG23:                ;; offset=01BBH
       83C004               add      eax, 4
       EB0D                 jmp      SHORT G_M000_IG27

G_M000_IG24:                ;; offset=01C0H
       83C005               add      eax, 5
       EB08                 jmp      SHORT G_M000_IG27

G_M000_IG25:                ;; offset=01C5H
       83C006               add      eax, 6
       EB03                 jmp      SHORT G_M000_IG27

G_M000_IG26:                ;; offset=01CAH
       83C007               add      eax, 7

G_M000_IG27:                ;; offset=01CDH
       C5F877               vzeroupper 
       4883C428             add      rsp, 40
       C3                   ret

G_M000_IG28:                ;; offset=01D5H
       F30FBCD2             tzcnt    edx, edx
       03C2                 add      eax, edx
       EBF0                 jmp      SHORT G_M000_IG27

G_M000_IG29:                ;; offset=01DDH
       FF15A5381300         call     [Program:ThrowMustBeNullTerminatedString()]
       CC                   int3     
; Total bytes of code: 484

Texto modificado

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; Method Program:IndexOfNullByte(byref):int
G_M000_IG01:                ;; offset=0000H
       4883EC28             sub      rsp, 40
       C5F877               vzeroupper

G_M000_IG02:                ;; offset=0007H
       33C0                 xor      eax, eax
       488BD1               mov      rdx, rcx
       83E20F               and      edx, 15
       F7DA                 neg      edx
       83C210               add      edx, 16
       83E20F               and      edx, 15
       4883FA08             cmp      rdx, 8
       0F827D000000         jb       G_M000_IG06

G_M000_IG03:                ;; offset=0021H
       EB12                 jmp      SHORT G_M000_IG05
       0F1F40000F1F840000000000 align    [12 bytes for IG09]

G_M000_IG04:                ;; offset=002FH
       4883FA08             cmp      rdx, 8
       7269                 jb       SHORT G_M000_IG06

G_M000_IG05:                ;; offset=0035H
       4883C2F8             add      rdx, -8
       4C8D0401             lea      r8, bword ptr [rcx+rax]
       41803800             cmp      byte  ptr [r8], 0
       0F847A010000         je       G_M000_IG19
       4180780100           cmp      byte  ptr [r8+01H], 0
       0F8471010000         je       G_M000_IG20
       4180780200           cmp      byte  ptr [r8+02H], 0
       0F846A010000         je       G_M000_IG21
       4180780300           cmp      byte  ptr [r8+03H], 0
       0F8464010000         je       G_M000_IG22
       4180780400           cmp      byte  ptr [r8+04H], 0
       0F845E010000         je       G_M000_IG23
       4180780500           cmp      byte  ptr [r8+05H], 0
       0F8458010000         je       G_M000_IG24
       4180780600           cmp      byte  ptr [r8+06H], 0
       0F8452010000         je       G_M000_IG25
       4180780700           cmp      byte  ptr [r8+07H], 0
       0F844C010000         je       G_M000_IG26
       4883C008             add      rax, 8
       4883FA08             cmp      rdx, 8
       7397                 jae      SHORT G_M000_IG05

G_M000_IG06:                ;; offset=009EH
       4883FA04             cmp      rdx, 4
       7237                 jb       SHORT G_M000_IG08

G_M000_IG07:                ;; offset=00A4H
       4883C2FC             add      rdx, -4
       4C8D0401             lea      r8, bword ptr [rcx+rax]
       41803800             cmp      byte  ptr [r8], 0
       0F840B010000         je       G_M000_IG19
       4180780100           cmp      byte  ptr [r8+01H], 0
       0F8402010000         je       G_M000_IG20
       4180780200           cmp      byte  ptr [r8+02H], 0
       0F84FB000000         je       G_M000_IG21
       4180780300           cmp      byte  ptr [r8+03H], 0
       0F84F5000000         je       G_M000_IG22
       4883C004             add      rax, 4

G_M000_IG08:                ;; offset=00DBH
       4885D2               test     rdx, rdx
       7415                 je       SHORT G_M000_IG10

G_M000_IG09:                ;; offset=00E0H
       48FFCA               dec      rdx
       803C0100             cmp      byte  ptr [rcx+rax], 0
       0F84D4000000         je       G_M000_IG19
       48FFC0               inc      rax
       4885D2               test     rdx, rdx
       75EB                 jne      SHORT G_M000_IG09

G_M000_IG10:                ;; offset=00F5H
       483DFFFFFF7F         cmp      rax, 0x7FFFFFFF
       0F83F2000000         jae      G_M000_IG29
       488BD1               mov      rdx, rcx
       8BD2                 mov      edx, edx
       4803D0               add      rdx, rax
       F6C21F               test     dl, 31
       7430                 je       SHORT G_M000_IG13

G_M000_IG11:                ;; offset=010EH
       C4E17857C0           vxorps   xmm0, xmm0, xmm0
       C4E179740401         vpcmpeqb xmm0, xmm0, xmmword ptr [rcx+rax]
       C4E179D7D0           vpmovmskb edx, xmm0
       85D2                 test     edx, edx
       7506                 jne      SHORT G_M000_IG12
       4883C010             add      rax, 16
       EB16                 jmp      SHORT G_M000_IG13

G_M000_IG12:                ;; offset=0128H
       33C9                 xor      ecx, ecx
       F30FBCCA             tzcnt    ecx, edx
       8BD1                 mov      edx, ecx
       03C2                 add      eax, edx
       E9AC000000           jmp      G_M000_IG27
       0F1F8000000000       align    [7 bytes for IG14]

G_M000_IG13:                ;; offset=013EH
       8BD0                 mov      edx, eax
       F7DA                 neg      edx
       81C2FFFFFF7F         add      edx, 0x7FFFFFFF
       83E2E0               and      edx, -32
       483BD0               cmp      rdx, rax
       761E                 jbe      SHORT G_M000_IG15

G_M000_IG14:                ;; offset=0150H
       C5FC57C0             vxorps   ymm0, ymm0, ymm0
       C5FD740401           vpcmpeqb ymm0, ymm0, ymmword ptr[rcx+rax]
       C57DD7C0             vpmovmskb r8d, ymm0
       4585C0               test     r8d, r8d
       7535                 jne      SHORT G_M000_IG17
       4883C020             add      rax, 32
       483BD0               cmp      rdx, rax
       77E5                 ja       SHORT G_M000_IG14

G_M000_IG15:                ;; offset=016BH
       8BD0                 mov      edx, eax
       F7DA                 neg      edx
       81C2FFFFFF7F         add      edx, 0x7FFFFFFF
       83E2F0               and      edx, -16
       483BD0               cmp      rdx, rax
       7627                 jbe      SHORT G_M000_IG18

G_M000_IG16:                ;; offset=017DH
       C5F857C0             vxorps   xmm0, xmm0, xmm0
       C5F9740401           vpcmpeqb xmm0, xmm0, xmmword ptr [rcx+rax]
       C5F9D7D0             vpmovmskb edx, xmm0
       85D2                 test     edx, edx
       7557                 jne      SHORT G_M000_IG28
       4883C010             add      rax, 16
       EB0D                 jmp      SHORT G_M000_IG18

G_M000_IG17:                ;; offset=0194H
       33D2                 xor      edx, edx
       F3410FBCD0           tzcnt    edx, r8d
       8BCA                 mov      ecx, edx
       03C1                 add      eax, ecx
       EB3C                 jmp      SHORT G_M000_IG27

G_M000_IG18:                ;; offset=01A1H
       483DFFFFFF7F         cmp      rax, 0x7FFFFFFF
       7344                 jae      SHORT G_M000_IG29
       488BD0               mov      rdx, rax
       48F7DA               neg      rdx
       4881C2FFFFFF7F       add      rdx, 0x7FFFFFFF
       E974FEFFFF           jmp      G_M000_IG04

G_M000_IG19:                ;; offset=01BBH
       EB20                 jmp      SHORT G_M000_IG27

G_M000_IG20:                ;; offset=01BDH
       FFC0                 inc      eax
       EB1C                 jmp      SHORT G_M000_IG27

G_M000_IG21:                ;; offset=01C1H
       83C002               add      eax, 2
       EB17                 jmp      SHORT G_M000_IG27

G_M000_IG22:                ;; offset=01C6H
       83C003               add      eax, 3
       EB12                 jmp      SHORT G_M000_IG27

G_M000_IG23:                ;; offset=01CBH
       83C004               add      eax, 4
       EB0D                 jmp      SHORT G_M000_IG27

G_M000_IG24:                ;; offset=01D0H
       83C005               add      eax, 5
       EB08                 jmp      SHORT G_M000_IG27

G_M000_IG25:                ;; offset=01D5H
       83C006               add      eax, 6
       EB03                 jmp      SHORT G_M000_IG27

G_M000_IG26:                ;; offset=01DAH
       83C007               add      eax, 7

G_M000_IG27:                ;; offset=01DDH
       C5F877               vzeroupper 
       4883C428             add      rsp, 40
       C3                   ret

G_M000_IG28:                ;; offset=01E5H
       F30FBCD2             tzcnt    edx, edx
       03C2                 add      eax, edx
       EBF0                 jmp      SHORT G_M000_IG27

G_M000_IG29:                ;; offset=01EDH
       FF1595381300         call     [Program:ThrowMustBeNullTerminatedString()]
       CC                   int3     
; Total bytes of code: 500