lzma_d_cf.s

UPX 源代码

        or      bx,ax
        mov     word ptr [bp-6],bx
        mov     word ptr [bp-4],dx
        mov     ax,word ptr [bp-12]
        mov     dx,es
        M_PIA1
        mov     word ptr [bp-12],ax
        mov     word ptr [bp-10],dx
.Lf075:
        M_shrd_11_disi_bp -96 -98
        mov     bx,word ptr [bp-22]
        mov     bx,word ptr [bx]
        M_U4M_dxax_00bx
        mov     word ptr [bp-8],ax
        mov     word ptr [bp-94],dx
        mov     ax,word ptr [bp-4]
        cmp     ax,dx
        jb      .Lf076
        jne     .Lf077
        mov     ax,word ptr [bp-6]
        cmp     ax,word ptr [bp-8]
        jae     .Lf077
.Lf076:
        mov     si,word ptr [bp-8]
        mov     di,dx
        mov     ax,2048
        mov     bx,word ptr [bp-22]
        sub     ax,word ptr [bx]
        mov     cl,5
        shr     ax,cl
        add     word ptr [bx],ax
        mov     cl,4
        mov     ax,word ptr [bp-58]
        shl     ax,cl
        mov     dx,word ptr [bp-14]
        add     dx,260
        add     dx,ax
        mov     word ptr [bp-22],dx
        mov     word ptr [bp-70],8
        jmp     .Lf072
.Lf077:
        sub     si,word ptr [bp-8]
        sbb     di,dx
        mov     ax,word ptr [bp-8]
        sub     word ptr [bp-6],ax
        sbb     word ptr [bp-4],dx
        mov     cl,5
        mov     bx,word ptr [bp-22]
        mov     ax,word ptr [bx]
        shr     ax,cl
        sub     word ptr [bx],ax
        mov     bx,word ptr [bp-14]
        add     bx,516
        mov     word ptr [bp-22],bx
        mov     word ptr [bp-70],16
        mov     word ptr [bp-60],8
.Lf078:
        mov     ax,word ptr [bp-60]
        mov     word ptr [bp-62],ax
        mov     word ptr [bp-24],1
.Lf079:
        mov     ax,word ptr [bp-24]
        shl     ax,1
        mov     bx,word ptr [bp-22]
        add     bx,ax
        mov     word ptr [bp-38],bx
        cmp     di,256
        jae     .Lf081
        mov     ax,word ptr [bp-12]
        mov     dx,word ptr [bp-10]
        mov     bx,word ptr [bp-30]
        mov     cx,word ptr [bp-28]
        M_PTC_JNE .Lf080
        jmp     .Lf007
.Lf080:
        M_shld_disi_8_bxcx
        les     bx,dword ptr [bp-12]
        mov     al,byte ptr es:[bx]
        mov     byte ptr [bp-90],al
        mov     byte ptr [bp-89],0
        mov     ax,word ptr [bp-6]
        mov     dx,word ptr [bp-4]
        M_shld_8
        mov     bx,word ptr [bp-90]
        or      bx,ax
        mov     word ptr [bp-6],bx
        mov     word ptr [bp-4],dx
        mov     ax,word ptr [bp-12]
        mov     dx,es
        M_PIA1
        mov     word ptr [bp-12],ax
        mov     word ptr [bp-10],dx
.Lf081:
        M_shrd_11_disi_bp -96 -98
        mov     bx,word ptr [bp-38]
        mov     bx,word ptr [bx]
        M_U4M_dxax_00bx
        mov     word ptr [bp-8],ax
        mov     word ptr [bp-94],dx
        mov     ax,word ptr [bp-4]
        cmp     ax,dx
        jb      .Lf082
        jne     .Lf083
        mov     ax,word ptr [bp-6]
        cmp     ax,word ptr [bp-8]
        jae     .Lf083
.Lf082:
        mov     si,word ptr [bp-8]
        mov     di,dx
        mov     ax,2048
        mov     bx,word ptr [bp-38]
        sub     ax,word ptr [bx]
        mov     cl,5
        shr     ax,cl
        add     word ptr [bx],ax
        shl     word ptr [bp-24],1
        jmp     .Lf084
.Lf083:
        sub     si,word ptr [bp-8]
        sbb     di,dx
        mov     ax,word ptr [bp-8]
        sub     word ptr [bp-6],ax
        sbb     word ptr [bp-4],dx
        mov     cl,5
        mov     bx,word ptr [bp-38]
        mov     ax,word ptr [bx]
        shr     ax,cl
        sub     word ptr [bx],ax
        mov     ax,word ptr [bp-24]
        add     ax,ax
        inc     ax
        mov     word ptr [bp-24],ax
.Lf084:
        dec     word ptr [bp-62]
        je      .Lf085
        jmp     .Lf079
.Lf085:
        mov     cl,byte ptr [bp-60]
        mov     ax,1
        shl     ax,cl
        sub     word ptr [bp-24],ax
        mov     ax,word ptr [bp-70]
        add     word ptr [bp-24],ax
        cmp     word ptr [bp-16],4
        jl      .Lf086
        jmp     .Lf116
.Lf086:
        add     word ptr [bp-16],7
        mov     ax,word ptr [bp-24]
        cmp     ax,4
        jl      .Lf087
        mov     ax,3
.Lf087:
        mov     cl,7
        mov     dx,ax
        shl     dx,cl
        mov     ax,word ptr [bp-34]
        add     ax,864
        add     ax,dx
        mov     word ptr [bp-14],ax
        mov     word ptr [bp-92],6
        mov     word ptr [bp-32],1
.Lf088:
        mov     ax,word ptr [bp-32]
        shl     ax,1
        mov     bx,word ptr [bp-14]
        add     bx,ax
        mov     word ptr [bp-42],bx
        cmp     di,256
        jae     .Lf090
        mov     ax,word ptr [bp-12]
        mov     dx,word ptr [bp-10]
        mov     bx,word ptr [bp-30]
        mov     cx,word ptr [bp-28]
        M_PTC_JNE .Lf089
        jmp     .Lf007
.Lf089:
        M_shld_disi_8_bxcx
        les     bx,dword ptr [bp-12]
        mov     al,byte ptr es:[bx]
        mov     byte ptr [bp-90],al
        mov     byte ptr [bp-89],0
        mov     ax,word ptr [bp-6]
        mov     dx,word ptr [bp-4]
        M_shld_8
        mov     bx,word ptr [bp-90]
        or      bx,ax
        mov     word ptr [bp-6],bx
        mov     word ptr [bp-4],dx
        mov     ax,word ptr [bp-12]
        mov     dx,es
        M_PIA1
        mov     word ptr [bp-12],ax
        mov     word ptr [bp-10],dx
.Lf090:
        M_shrd_11_disi_bp -96 -98
        mov     bx,word ptr [bp-42]
        mov     bx,word ptr [bx]
        M_U4M_dxax_00bx
        mov     word ptr [bp-8],ax
        mov     word ptr [bp-94],dx
        mov     ax,word ptr [bp-4]
        cmp     ax,dx
        jb      .Lf091
        jne     .Lf092
        mov     ax,word ptr [bp-6]
        cmp     ax,word ptr [bp-8]
        jae     .Lf092
.Lf091:
        mov     si,word ptr [bp-8]
        mov     di,dx
        mov     ax,2048
        mov     bx,word ptr [bp-42]
        sub     ax,word ptr [bx]
        mov     cl,5
        shr     ax,cl
        add     word ptr [bx],ax
        shl     word ptr [bp-32],1
        jmp     .Lf093
.Lf092:
        sub     si,word ptr [bp-8]
        sbb     di,dx
        mov     ax,word ptr [bp-8]
        sub     word ptr [bp-6],ax
        sbb     word ptr [bp-4],dx
        mov     cl,5
        mov     bx,word ptr [bp-42]
        mov     ax,word ptr [bx]
        shr     ax,cl
        sub     word ptr [bx],ax
        mov     ax,word ptr [bp-32]
        add     ax,ax
        inc     ax
        mov     word ptr [bp-32],ax
.Lf093:
        dec     word ptr [bp-92]
        je      .Lf094
        jmp     .Lf088
.Lf094:
        sub     word ptr [bp-32],64
        mov     ax,word ptr [bp-32]
        cmp     ax,4
        jl      .Lf097
        sar     ax,1
        dec     ax
        mov     word ptr [bp-36],ax
        mov     ax,word ptr [bp-32]
        and     ax,1
        or      al,2
        mov     word ptr [bp-102],ax
        xor     ax,ax
        mov     word ptr [bp-100],ax
        cmp     word ptr [bp-32],14
        jge     .Lf098
        mov     cx,word ptr [bp-36]
        jcxz    .Lf096
.Lf095:
        shl     word ptr [bp-102],1
        rcl     word ptr [bp-100],1
        loop    .Lf095
.Lf096:
        mov     dx,word ptr [bp-102]
        shl     dx,1
        mov     ax,word ptr [bp-34]
        add     ax,1376
        add     dx,ax
        mov     ax,word ptr [bp-32]
        shl     ax,1
        sub     dx,ax
        dec     dx
        dec     dx
        mov     word ptr [bp-14],dx
        jmp     .Lf106
.Lf097:
        jmp     .Lf114
.Lf098:
        sub     word ptr [bp-36],4
.Lf099:
        cmp     di,256
        jae     .Lf101
        mov     ax,word ptr [bp-12]
        mov     dx,word ptr [bp-10]
        mov     bx,word ptr [bp-30]
        mov     cx,word ptr [bp-28]
        M_PTC_JNE .Lf100
        jmp     .Lf007
.Lf100:
        M_shld_disi_8_bxcx
        les     bx,dword ptr [bp-12]
        mov     al,byte ptr es:[bx]
        mov     byte ptr [bp-90],al
        mov     byte ptr [bp-89],0
        mov     ax,word ptr [bp-6]
        mov     dx,word ptr [bp-4]
        M_shld_8
        mov     bx,word ptr [bp-90]
        or      bx,ax
        mov     word ptr [bp-6],bx
        mov     word ptr [bp-4],dx
        mov     ax,word ptr [bp-12]
        mov     dx,es
        M_PIA1
        mov     word ptr [bp-12],ax
        mov     word ptr [bp-10],dx
.Lf101:
        shr     di,1
        rcr     si,1
        shl     word ptr [bp-102],1
        rcl     word ptr [bp-100],1
        mov     ax,word ptr [bp-4]
        cmp     di,ax
        jb      .Lf102
        jne     .Lf103
        cmp     si,word ptr [bp-6]
        ja      .Lf103
.Lf102:
        sub     word ptr [bp-6],si
        sbb     word ptr [bp-4],di
        or      byte ptr [bp-102],1
.Lf103:
        dec     word ptr [bp-36]
        je      .Lf104
        jmp     .Lf099
.Lf104:
        mov     bx,word ptr [bp-34]
        add     bx,1604
        mov     word ptr [bp-14],bx
        mov     cx,4
.Lf105:
        shl     word ptr [bp-102],1
        rcl     word ptr [bp-100],1
        loop    .Lf105
        mov     word ptr [bp-36],4
.Lf106:
        mov     ax,1
        mov     word ptr [bp-64],ax
        mov     word ptr [bp-48],ax
.Lf107:
        mov     ax,word ptr [bp-48]
        shl     ax,1
        mov     bx,word ptr [bp-14]
        add     bx,ax
        mov     word ptr [bp-44],bx
        cmp     di,256
        jae     .Lf109
        mov     ax,word ptr [bp-12]
        mov     dx,word ptr [bp-10]
        mov     bx,word ptr [bp-30]
        mov     cx,word ptr [bp-28]
        M_PTC_JNE .Lf108
        jmp     .Lf007
.Lf108:
        M_shld_disi_8_bxcx
        les     bx,dword ptr [bp-12]
        mov     al,byte ptr es:[bx]
        mov     byte ptr [bp-90],al
        mov     byte ptr [bp-89],0
        mov     ax,word ptr [bp-6]
        mov     dx,word ptr [bp-4]
        M_shld_8
        mov     bx,word ptr [bp-90]
        or      bx,ax
        mov     word ptr [bp-6],bx
        mov     word ptr [bp-4],dx
        mov     ax,word ptr [bp-12]
        mov     dx,es
        M_PIA1
        mov     word ptr [bp-12],ax
        mov     word ptr [bp-10],dx
.Lf109:
        M_shrd_11_disi_bp -96 -98
        mov     bx,word ptr [bp-44]
        mov     bx,word ptr [bx]
        M_U4M_dxax_00bx
        mov     word ptr [bp-8],ax
        mov     word ptr [bp-94],dx
        mov     ax,word ptr [bp-4]
        cmp     ax,dx
        jb      .Lf110
        jne     .Lf111
        mov     ax,word ptr [bp-6]
        cmp     ax,word ptr [bp-8]
        jae     .Lf111
.Lf110:
        mov     si,word ptr [bp-8]
        mov     di,dx
        mov     ax,2048
        mov     bx,word ptr [bp-44]
        sub     ax,word ptr [bx]
        mov     cl,5
        shr     ax,cl
        add     word ptr [bx],ax
        shl     word ptr [bp-48],1
        jmp     .Lf112
.Lf111:
        sub     si,word ptr [bp-8]
        sbb     di,dx
        mov     ax,word ptr [bp-8]
        sub     word ptr [bp-6],ax
        sbb     word ptr [bp-4],dx
        mov     cl,5
        mov     bx,word ptr [bp-44]
        mov     ax,word ptr [bx]
        shr     ax,cl
        sub     word ptr [bx],ax
        mov     ax,word ptr [bp-48]
        add     ax,ax
        inc     ax
        mov     word ptr [bp-48],ax
        mov     ax,word ptr [bp-64]
        cwd
        or      word ptr [bp-102],ax
        or      word ptr [bp-100],dx
.Lf112:
        shl     word ptr [bp-64],1
        dec     word ptr [bp-36]
        je      .Lf113
        jmp     .Lf107
.Lf113:
        jmp     .Lf115
.Lf114:
        cwd
        mov     word ptr [bp-102],ax
        mov     word ptr [bp-100],dx
.Lf115:
        add     word ptr [bp-102],1
        adc     word ptr [bp-100],0
        mov     ax,word ptr [bp-100]
        or      ax,word ptr [bp-102]
        jne     .Lf116
        jmp     .Lf122
.Lf116:
        add     word ptr [bp-24],2
        mov     ax,word ptr [bp-100]
        cmp     ax,word ptr [bp-18]
        jbe     .Lf118
.Lf117:
        jmp     .Lf007
.Lf118:
        jne     .Lf119
        mov     ax,word ptr [bp-102]
        cmp     ax,word ptr [bp-20]
        ja      .Lf117
.Lf119:
        mov     bx,word ptr [bp-20]
        sub     bx,word ptr [bp-102]
        mov     cx,word ptr [bp-18]
        sbb     cx,word ptr [bp-100]
        mov     ax,word ptr [bp+20]
        mov     dx,word ptr [bp+22]
        M_PIA
        mov     bx,ax
        mov     es,dx
        mov     al,byte ptr es:[bx]
        mov     byte ptr [bp-2],al
        mov     bx,word ptr [bp-20]
        mov     cx,word ptr [bp-18]
        dec     word ptr [bp-24]
        add     word ptr [bp-20],1
        adc     word ptr [bp-18],0
        mov     ax,word ptr [bp+20]
        mov     dx,word ptr [bp+22]
        M_PIA
        mov     bx,ax
        mov     es,dx
        mov     al,byte ptr [bp-2]
        mov     byte ptr es:[bx],al
        cmp     word ptr [bp-24],0
        jne     .Lf121
.Lf120:
        jmp     .Lf008
.Lf121:
        mov     ax,word ptr [bp-18]
        cmp     ax,word ptr [bp+26]
        jb      .Lf119
        jne     .Lf120
        mov     ax,word ptr [bp-20]
        cmp     ax,word ptr [bp+24]
        jb      .Lf119
        jmp     .Lf120
.Lf122:
.Lf123:
.Lf124:
.Lf125:
        mov     sp,bp
        pop     bp
        pop     di
        pop     si
        ret