FastDivide & ModX

MUI_ALIGN
;------------------------------------------------------------------------------
; _HV_FastDivide - Divide an unsigned number by a divisor.
; Division without div instruction for common divisor numbers
; https://godbolt.org/z/sKWfdqYPP
;------------------------------------------------------------------------------
_HV_FastDivide PROC USES ECX EDX dwNumber:DWORD, dwDivisor:DWORD

    .IF dwNumber == 0
        mov eax, 0
        ret
    .ENDIF

    mov eax, dwDivisor
    .IF eax == 0
        mov eax, 0
        ret

    .ELSEIF eax == 1
        mov eax, dwNumber
        ret

    .ELSEIF eax == 2
        mov eax, dwNumber
        shr eax, 1

    .ELSEIF eax == 3
        mov eax, dwNumber
        mov edx, -1431655765
        mul edx
        mov eax, edx
        shr eax, 1

    .ELSEIF eax == 4
        mov eax, dwNumber
        shr eax, 2

    .ELSEIF eax == 5
        mov eax, dwNumber
        mov edx, -858993459
        mul edx
        mov eax, edx
        shr eax, 2

    .ELSEIF eax == 6
        mov eax, dwNumber
        mov edx, -1431655765
        mul edx
        mov eax, edx
        shr eax, 2

    .ELSEIF eax == 7
        mov eax, dwNumber
        mov edx, 613566757
        mov ecx, eax
        mul edx
        mov eax, ecx
        sub eax, edx
        shr eax, 1
        add eax, edx
        shr eax, 2

    .ELSEIF eax == 8
        mov eax, dwNumber
        shr eax, 3

    .ELSEIF eax == 9
        mov eax, dwNumber
        mov edx, 954437177
        mul edx
        mov eax, edx
        shr eax, 1

    .ELSEIF eax == 10
        mov eax, dwNumber
        mov edx, -858993459
        mul edx
        mov eax, edx
        shr eax, 3

    .ELSEIF eax == 11
        mov eax, dwNumber
        mov edx, -1171354717
        mul edx
        mov eax, edx
        shr eax, 3

    .ELSEIF eax == 12
        mov eax, dwNumber
        mov edx, -1431655765
        mul edx
        mov eax, edx
        shr eax, 3

    .ELSEIF eax == 13
        mov eax, dwNumber
        mov edx, 1321528399
        mul edx
        mov eax, edx
        shr eax, 2

    .ELSEIF eax == 14
        mov eax, dwNumber
        shr eax, 1
        mov edx, -1840700269
        mul edx
        mov eax, edx
        shr eax, 2

    .ELSEIF eax == 15
        mov eax, dwNumber
        mov edx, -2004318071
        mul edx
        mov eax, edx
        shr eax, 3

    .ELSEIF eax == 16
        mov eax, dwNumber
        shr eax, 4

    .ELSEIF eax == 20
        mov eax, dwNumber
        mov edx, -858993459
        mul edx
        mov eax, edx
        shr eax, 4

    .ELSEIF eax == 24
        mov eax, dwNumber
        mov edx, -1431655765
        mul edx
        mov eax, edx
        shr eax, 4

    .ELSEIF eax == 25
        mov eax, dwNumber
        mov edx, 1374389535
        mul edx
        mov eax, edx
        shr eax, 3

    .ELSEIF eax == 28
        mov eax, dwNumber
        shr eax, 2
        mov edx, 613566757
        mul edx
        mov eax, edx

    .ELSEIF eax == 30
        mov eax, dwNumber
        mov edx, -2004318071
        mul edx
        mov eax, edx
        shr eax, 4

    .ELSEIF eax == 32
        mov eax, dwNumber
        shr eax, 5

    .ELSEIF eax == 36
        mov eax, dwNumber
        mov edx, 954437177
        mul edx
        mov eax, edx
        shr eax, 3

    .ELSEIF eax == 40
        mov eax, dwNumber
        mov edx, -858993459
        mul edx
        mov eax, edx
        shr eax, 5

    .ELSEIF eax == 44
        mov eax, dwNumber
        mov edx, -1171354717
        mul edx
        mov eax, edx
        shr eax, 5

    .ELSEIF eax == 45
        mov eax, dwNumber
        mov edx, 1813430637
        mov ecx, eax
        mul edx
        mov eax, ecx
        sub eax, edx
        shr eax, 1
        add eax, edx
        shr eax, 5

    .ELSEIF eax == 48
        mov eax, dwNumber
        mov edx, -1431655765
        mul edx
        mov eax, edx
        shr eax, 5

    .ELSEIF eax == 50
        mov eax, dwNumber
        mov edx, 1374389535
        mul edx
        mov eax, edx
        shr eax, 4

    .ELSEIF eax == 52
        mov eax, dwNumber
        mov edx, 1321528399
        mul edx
        mov eax, edx
        shr eax, 4

    .ELSEIF eax == 56
        mov eax, dwNumber
        shr eax, 3
        mov edx, 613566757
        mul edx
        mov eax, edx

    .ELSEIF eax == 60
        mov eax, dwNumber
        mov edx, -2004318071
        mul edx
        mov eax, edx
        shr eax, 5

    .ELSEIF eax == 64
        mov eax, dwNumber
        shr eax, 6

    .ELSEIF eax == 68
        mov eax, dwNumber
        mov edx, -252645135
        mul edx
        mov eax, edx
        shr eax, 6

    .ELSEIF eax == 72
        mov eax, dwNumber
        mov edx, 954437177
        mul edx
        mov eax, edx
        shr eax, 4

    .ELSEIF eax == 75
        mov eax, dwNumber
        mov edx, 458129845
        mul edx
        mov eax, edx
        shr eax, 3

    .ELSEIF eax == 76
        mov eax, dwNumber
        shr eax, 2
        mov edx, 452101821
        mul edx
        mov eax, edx
        shr eax, 1

    .ELSEIF eax == 80
        mov eax, dwNumber
        mov edx, -858993459
        mul edx
        mov eax, edx
        shr eax, 6

    .ELSEIF eax == 84
        mov eax, dwNumber
        shr eax, 2
        mov edx, 818089009
        mul edx
        mov eax, edx
        shr eax, 2

    .ELSEIF eax == 88
        mov eax, dwNumber
        mov edx, -1171354717
        mul edx
        mov eax, edx
        shr eax, 6

    .ELSEIF eax == 90
        mov eax, dwNumber
        shr eax, 1
        mov edx, -1240768329
        mul edx
        mov eax, edx
        shr eax, 5

    .ELSEIF eax == 92
        mov eax, dwNumber
        mov edx, -1307163959
        mul edx
        mov eax, edx
        shr eax, 6

    .ELSEIF eax == 96
        mov eax, dwNumber
        mov edx, -1431655765
        mul edx
        mov eax, edx
        shr eax, 6

    .ELSEIF eax == 100
        mov eax, dwNumber
        mov edx, 1374389535
        mul edx
        mov eax, edx
        shr eax, 5

    .ELSEIF eax == 112
        mov eax, dwNumber
        shr eax, 4
        mov edx, 613566758
        mul edx
        mov eax, edx

    .ELSEIF eax == 120
        mov eax, dwNumber
        mov edx, -2004318071
        mul edx
        mov eax, edx
        shr eax, 6

    .ELSEIF eax == 125
        mov eax, dwNumber
        mov edx, 274877907
        mul edx
        mov eax, edx
        shr eax, 3

    .ELSEIF eax == 128
        mov eax, dwNumber
        shr eax, 7

    .ELSEIF eax == 135
        mov eax, dwNumber
        mov edx, -222702007
        mul edx
        mov eax, edx
        shr eax, 7

    .ELSEIF eax == 144
        mov eax, dwNumber
        mov edx, 954437177
        mul edx
        mov eax, edx
        shr eax, 5

    .ELSEIF eax == 150
        mov eax, dwNumber
        mov edx, 458129845
        mul edx
        mov eax, edx
        shr eax, 4

    .ELSEIF eax == 160
        mov eax, dwNumber
        mov edx, -858993459
        mul edx
        mov eax, edx
        shr eax, 7

    .ELSEIF eax == 165
        mov eax, dwNumber
        mov edx, 1665926709
        mul edx
        mov eax, edx
        shr eax, 6

    .ELSEIF eax == 176
        mov eax, dwNumber
        mov edx, -1171354717
        mul edx
        mov eax, edx
        shr eax, 7

    .ELSEIF eax == 180
        mov eax, dwNumber
        shr eax, 2
        mov edx, 381774871
        mul edx
        mov eax, edx
        shr eax, 2

    .ELSEIF eax == 192
        mov eax, dwNumber
        mov edx, -1431655765
        mul edx
        mov eax, edx
        shr eax, 7

    .ELSEIF eax == 200
        mov eax, dwNumber
        mov edx, 1374389535
        mul edx
        mov eax, edx
        shr eax, 6

    .ELSEIF eax == 225
        mov eax, dwNumber
        mov edx, -1851608123
        mul edx
        mov eax, edx
        shr eax, 7

    .ELSEIF eax == 250
        mov eax, dwNumber
        mov edx, 274877907
        mul edx
        mov eax, edx
        shr eax, 4

    .ELSEIF eax == 256
        mov eax, dwNumber
        shr eax, 8

    .ELSEIF eax == 270
        mov eax, dwNumber
        mov edx, -222702007
        mul edx
        mov eax, edx
        shr eax, 8

    .ELSEIF eax == 300
        mov eax, dwNumber
        mov edx, 458129845
        mul edx
        mov eax, edx
        shr eax, 5

    .ELSEIF eax == 315
        mov eax, dwNumber
        mov edx, -1608908383
        mov ecx, eax
        mul edx
        mov eax, ecx
        sub eax, edx
        shr eax, 1
        add eax, edx
        shr eax, 8

    .ELSEIF eax == 360
        mov eax, dwNumber
        shr eax, 3
        mov edx, 381774871
        mul edx
        mov eax, edx
        shr eax, 2

    .ELSEIF eax == 480
        mov eax, dwNumber
        mov edx, -2004318071
        mul edx
        mov eax, edx
        shr eax, 8

    .ELSEIF eax == 500
        mov eax, dwNumber
        mov edx, 274877907
        mul edx
        mov eax, edx
        shr eax, 5

    .ELSEIF eax == 512
        mov eax, dwNumber
        shr eax, 9

    .ELSEIF eax == 640
        mov eax, dwNumber
        mov edx, -858993459
        mul edx
        mov eax, edx
        shr eax, 9

    .ELSEIF eax == 1000
        mov eax, dwNumber
        mov edx, 274877907
        mul edx
        mov eax, edx
        shr eax, 6

    .ELSEIF eax == 1024
        mov eax, dwNumber
        shr eax, 10

    .ELSEIF eax == 1080
        mov eax, dwNumber
        mov edx, -222702007
        mul edx
        mov eax, edx
        shr eax, 10

    .ELSEIF eax == 1440
        mov eax, dwNumber
        shr eax, 5
        mov edx, 95443718
        mul edx
        mov eax, edx

    .ELSEIF eax == 1920
        mov eax, dwNumber
        mov edx, -2004318071
        mul edx
        mov eax, edx
        shr eax, 10

    .ELSEIF eax == 2000
        mov eax, dwNumber
        mov edx, 274877907
        mul edx
        mov eax, edx
        shr eax, 7

    .ELSEIF eax == 2048
        mov eax, dwNumber
        shr eax, 11

    .ELSEIF eax == 2560
        mov eax, dwNumber
        mov edx, -858993459
        mul edx
        mov eax, edx
        shr eax, 11

    .ELSEIF eax == 4096
        mov eax, dwNumber
        shr eax, 12

    .ELSEIF eax == 5000
        mov eax, dwNumber
        mov edx, -776530087
        mul edx
        mov eax, edx
        shr eax, 12

    .ELSEIF eax == 8192
        mov eax, dwNumber
        shr eax, 13

    .ELSEIF eax == 10000
        mov eax, dwNumber
        mov edx, -776530087
        mul edx
        mov eax, edx
        shr eax, 13

    .ELSEIF eax == 16384
        mov eax, dwNumber
        shr eax, 14

    .ELSEIF eax == 32768
        mov eax, dwNumber
        shr eax, 15

    .ELSEIF eax == 65536
        mov eax, dwNumber
        shr eax, 16

    .ELSEIF eax == 131072
        mov eax, dwNumber
        shr eax, 17

    .ELSEIF eax == 262144
        mov eax, dwNumber
        shr eax, 18

    .ELSEIF eax == 524288
        mov eax, dwNumber
        shr eax, 19

    .ELSEIF eax == 1048576
        mov eax, dwNumber
        shr eax, 20


    .ELSE

        mov eax, dwNumber
        mov ecx, dwDivisor
        xor edx, edx
        .IF eax != 0 && ecx != 0
            div ecx
        .ELSE
            mov eax, 0
        .ENDIF
        ; result in eax

    .ENDIF

    ret
_HV_FastDivide ENDP


MUI_ALIGN
;------------------------------------------------------------------------------
; _HV_MODX - Calc the modulus of an unsigned number
; Remainder of division without div instruction for common mod numbers
; https://godbolt.org/z/sKWfdqYPP
;------------------------------------------------------------------------------
_HV_MODX PROC USES ECX EDX dwNumber:DWORD, dwMod:DWORD

    .IF dwNumber == 0
        mov eax, 0
        ret
    .ENDIF

    mov eax, dwMod
    .IF eax == 0 || eax == 1
        mov eax, 0
        ret

    .ELSEIF eax == 2
        mov eax, dwNumber
        and eax, 1

    .ELSEIF eax == 3
        mov eax, dwNumber
        mov edx, -1431655765
        mov ecx, eax
        mul edx
        mov eax, edx
        and edx, -2
        shr eax, 1
        add edx, eax
        mov eax, ecx
        sub eax, edx

    .ELSEIF eax == 4
        mov eax, dwNumber
        and eax, 3

    .ELSEIF eax == 5
        mov eax, dwNumber
        mov edx, -858993459
        mov ecx, eax
        mul edx
        mov eax, edx
        and edx, -4
        shr eax, 2
        add edx, eax
        mov eax, ecx
        sub eax, edx

    .ELSEIF eax == 6
        mov eax, dwNumber
        mov edx, -1431655765
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 2
        lea eax, [eax+eax*2]
        add eax, eax
        sub ecx, dwNumber
        mov eax, ecx

    .ELSEIF eax == 7
        mov eax, dwNumber
        mov edx, 613566757
        mov ecx, eax
        mul edx
        mov eax, ecx
        sub eax, edx
        shr eax, 1
        add eax, edx
        shr eax, 2
        lea edx, [0+eax*8]
        sub edx, eax
        mov eax, ecx
        sub eax, edx

    .ELSEIF eax == 8
        mov eax, dwNumber
        and eax, 7

    .ELSEIF eax == 9
        mov eax, dwNumber
        mov edx, 954437177
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 1
        lea eax, [eax+eax*8]
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 10
        mov eax, dwNumber
        mov edx, -858993459
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 3
        lea eax, [eax+eax*4]
        add eax, eax
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 11
        mov eax, dwNumber
        mov edx, -1171354717
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 3
        lea edx, [eax+eax*4]
        lea eax, [eax+edx*2]
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 12
        mov eax, dwNumber
        mov edx, -1431655765
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 3
        lea eax, [eax+eax*2]
        sal eax, 2
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 13
        mov eax, dwNumber
        mov edx, 1321528399
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 2
        lea edx, [eax+eax*2]
        lea eax, [eax+edx*4]
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 14
        mov eax, dwNumber
        mov ecx, eax
        mov edx, -1840700269
        shr eax, 1
        mul edx
        mov eax, edx
        shr eax, 2
        imul eax, eax, 14
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 15
        mov eax, dwNumber
        mov edx, -2004318071
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 3
        mov edx, eax
        sal edx, 4
        sub edx, eax
        mov eax, ecx
        sub eax, edx

    .ELSEIF eax == 16
        mov eax, dwNumber
        and eax, 15

    .ELSEIF eax == 20
        mov eax, dwNumber
        mov edx, -858993459
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 4
        lea eax, [eax+eax*4]
        sal eax, 2
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 24
        mov eax, dwNumber
        mov edx, -1431655765
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 4
        lea eax, [eax+eax*2]
        sal eax, 3
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 25
        mov eax, dwNumber
        mov edx, 1374389535
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 3
        lea eax, [eax+eax*4]
        lea eax, [eax+eax*4]
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 28
        mov eax, dwNumber
        mov edx, eax
        push ebx
        mov ecx, eax
        mov ebx, 613566757
        shr edx, 2
        mov eax, edx
        mul ebx
        mov eax, ecx
        pop ebx
        imul edx, edx, 28
        sub eax, edx

    .ELSEIF eax == 30
        mov eax, dwNumber
        mov edx, -2004318071
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 4
        imul eax, eax, 30
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 32
        mov eax, dwNumber
        and eax, 31

    .ELSEIF eax == 36
        mov eax, dwNumber
        mov edx, 954437177
        mov ecx, eax
        mul edx
        mov eax, edx
        and edx, 1073741816
        shr eax, 3
        add edx, eax
        mov eax, ecx
        sal edx, 2
        sub eax, edx

    .ELSEIF eax == 40
        mov eax, dwNumber
        mov edx, -858993459
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 5
        lea eax, [eax+eax*4]
        sal eax, 3
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 44
        mov eax, dwNumber
        mov edx, -1171354717
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 5
        imul eax, eax, 44
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 45
        mov eax, dwNumber
        mov edx, 1813430637
        mov ecx, eax
        mul edx
        mov eax, ecx
        sub eax, edx
        shr eax, 1
        add eax, edx
        shr eax, 5
        imul eax, eax, 45
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 48
        mov eax, dwNumber
        mov edx, -1431655765
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 5
        lea eax, [eax+eax*2]
        sal eax, 4
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 50
        mov eax, dwNumber
        mov edx, 1374389535
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 4
        imul eax, eax, 50
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 52
        mov eax, dwNumber
        mov edx, 1321528399
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 4
        imul eax, eax, 52
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 56
        mov eax, dwNumber
        mov edx, eax
        push ebx
        mov ecx, eax
        mov ebx, 613566757
        shr edx, 3
        mov eax, edx
        mul ebx
        mov eax, ecx
        pop ebx
        imul edx, edx, 56
        sub eax, edx

    .ELSEIF eax == 60
        mov eax, dwNumber
        mov edx, -2004318071
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 5
        imul eax, eax, 60
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 64
        mov eax, dwNumber
        and eax, 63

    .ELSEIF eax == 68
        mov eax, dwNumber
        mov edx, -252645135
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 6
        imul eax, eax, 68
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 72
        mov eax, dwNumber
        mov edx, 954437177
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 4
        lea eax, [eax+eax*8]
        sal eax, 3
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 75
        mov eax, dwNumber
        mov edx, 458129845
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 3
        imul eax, eax, 75
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 76
        mov eax, dwNumber
        mov ecx, eax
        mov edx, 452101821
        shr eax, 2
        mul edx
        mov eax, edx
        shr eax, 1
        imul eax, eax, 76
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 80
        mov eax, dwNumber
        mov edx, -858993459
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 6
        lea eax, [eax+eax*4]
        sal eax, 4
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 84
        mov eax, dwNumber
        mov ecx, eax
        mov edx, 818089009
        shr eax, 2
        mul edx
        mov eax, edx
        shr eax, 2
        imul eax, eax, 84
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 88
        mov eax, dwNumber
        mov edx, -1171354717
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 6
        imul eax, eax, 88
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 90
        mov eax, dwNumber
        mov ecx, eax
        mov edx, -1240768329
        shr eax, 1
        mul edx
        mov eax, edx
        shr eax, 5
        imul eax, eax, 90
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 92
        mov eax, dwNumber
        mov edx, -1307163959
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 6
        imul eax, eax, 92
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 96
        mov eax, dwNumber
        mov edx, -1431655765
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 6
        lea eax, [eax+eax*2]
        sal eax, 5
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 100
        mov eax, dwNumber
        mov edx, 1374389535
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 5
        imul eax, eax, 100
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 120
        mov eax, dwNumber
        mov edx, -2004318071
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 6
        imul eax, eax, 120
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 125
        mov eax, dwNumber
        mov edx, 274877907
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 3
        imul eax, eax, 125
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 128
        mov eax, dwNumber
        and eax, 127

    .ELSEIF eax == 135
        mov eax, dwNumber
        mov edx, -222702007
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 7
        imul eax, eax, 135
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 144
        mov eax, dwNumber
        mov edx, 954437177
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 5
        lea eax, [eax+eax*8]
        sal eax, 4
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 150
        mov eax, dwNumber
        mov edx, 458129845
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 4
        imul eax, eax, 150
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 175
        mov eax, dwNumber
        mov edx, 1570730897
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 6
        imul eax, eax, 175
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 180
        mov eax, dwNumber
        mov ecx, eax
        mov edx, 381774871
        shr eax, 2
        mul edx
        mov eax, edx
        shr eax, 2
        imul eax, eax, 180
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 192
        mov eax, dwNumber
        mov edx, -1431655765
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 7
        lea eax, [eax+eax*2]
        sal eax, 6
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 200
        mov eax, dwNumber
        mov edx, 1374389535
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 6
        imul eax, eax, 200
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 225
        mov eax, dwNumber
        mov edx, -1851608123
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 7
        imul eax, eax, 225
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 256
        mov eax, dwNumber
        movzx eax, al

    .ELSEIF eax == 270
        mov eax, dwNumber
        mov edx, -222702007
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 8
        imul eax, eax, 270
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 300
        mov eax, dwNumber
        mov edx, 458129845
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 5
        imul eax, eax, 300
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 315
        mov eax, dwNumber
        mov edx, -1608908383
        mov ecx, eax
        mul edx
        mov eax, ecx
        sub eax, edx
        shr eax, 1
        add eax, edx
        shr eax, 8
        imul eax, eax, 315
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 360
        mov eax, dwNumber
        mov ecx, eax
        mov edx, 381774871
        shr eax, 3
        mul edx
        mov eax, edx
        shr eax, 2
        imul eax, eax, 360
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 480
        mov eax, dwNumber
        mov edx, -2004318071
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 8
        imul eax, eax, 480
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 512
        mov eax, dwNumber
        and eax, 511

    .ELSEIF eax == 768
        mov eax, dwNumber
        mov edx, -1431655765
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 9
        lea eax, [eax+eax*2]
        sal eax, 8
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 1000
        mov eax, dwNumber
        mov edx, 274877907
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 6
        imul eax, eax, 1000
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 1024
        mov eax, dwNumber
        and eax, 1023

    .ELSEIF eax == 1080
        mov eax, dwNumber
        mov edx, -222702007
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 10
        imul eax, eax, 1080
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 1440
        mov eax, dwNumber
        mov edx, eax
        push ebx
        mov ecx, eax
        mov ebx, 95443718
        shr edx, 5
        mov eax, edx
        mul ebx
        mov eax, ecx
        pop ebx
        imul edx, edx, 1440
        sub eax, edx

    .ELSEIF eax == 1920
        mov eax, dwNumber
        mov edx, -2004318071
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 10
        imul eax, eax, 1920
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 2000
        mov eax, dwNumber
        mov edx, 274877907
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 7
        imul eax, eax, 2000
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 2048
        mov eax, dwNumber
        and eax, 2047

    .ELSEIF eax == 2560
        mov eax, dwNumber
        mov edx, -858993459
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 11
        lea eax, [eax+eax*4]
        sal eax, 9
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 4096
        mov eax, dwNumber
        and eax, 4095

    .ELSEIF eax == 8192
        mov eax, dwNumber
        and eax, 8191

    .ELSEIF eax == 10000
        mov eax, dwNumber
        mov edx, -776530087
        mov ecx, eax
        mul edx
        mov eax, edx
        shr eax, 13
        imul eax, eax, 10000
        sub ecx, eax
        mov eax, ecx

    .ELSEIF eax == 16384
        mov eax, dwNumber
        and eax, 16383

    .ELSEIF eax == 32768
        mov eax, dwNumber
        and eax, 32767

    .ELSEIF eax == 65536
        mov eax, dwNumber
        movzx eax, ax

    .ELSEIF eax == 131072
        mov eax, dwNumber
        and eax, 131071

    .ELSEIF eax == 262144
        mov eax, dwNumber
        and eax, 262143

    .ELSEIF eax == 524288
        mov eax, dwNumber
        and eax, 524287

    .ELSEIF eax == 1048576
        mov eax, dwNumber
        and eax, 1048575

    .ELSE
        mov eax, dwNumber
        mov ecx, dwMod
        xor edx, edx
        div ecx
        mov eax, edx
    .ENDIF

    ret
_HV_MODX ENDP