lzma_d_cs.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
.Ls075:
        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      .Ls076
        jne     .Ls077
        mov     ax,word ptr [bp-6]
        cmp     ax,word ptr [bp-8]
        jae     .Ls077
.Ls076:
        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     .Ls072
.Ls077:
        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
.Ls078:
        mov     ax,word ptr [bp-60]
        mov     word ptr [bp-62],ax
        mov     word ptr [bp-24],1
.Ls079:
        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     .Ls081
        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 .Ls080
        jmp     .Ls007
.Ls080:
        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
.Ls081:
        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      .Ls082
        jne     .Ls083
        mov     ax,word ptr [bp-6]
        cmp     ax,word ptr [bp-8]
        jae     .Ls083
.Ls082:
        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     .Ls084
.Ls083:
        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
.Ls084:
        dec     word ptr [bp-62]
        je      .Ls085
        jmp     .Ls079
.Ls085:
        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      .Ls086
        jmp     .Ls116
.Ls086:
        add     word ptr [bp-16],7
        mov     ax,word ptr [bp-24]
        cmp     ax,4
        jl      .Ls087
        mov     ax,3
.Ls087:
        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
.Ls088:
        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     .Ls090
        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 .Ls089
        jmp     .Ls007
.Ls089:
        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
.Ls090:
        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      .Ls091
        jne     .Ls092
        mov     ax,word ptr [bp-6]
        cmp     ax,word ptr [bp-8]
        jae     .Ls092
.Ls091:
        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     .Ls093
.Ls092:
        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
.Ls093:
        dec     word ptr [bp-92]
        je      .Ls094
        jmp     .Ls088
.Ls094:
        sub     word ptr [bp-32],64
        mov     ax,word ptr [bp-32]
        cmp     ax,4
        jl      .Ls097
        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     .Ls098
        mov     cx,word ptr [bp-36]
        jcxz    .Ls096
.Ls095:
        shl     word ptr [bp-102],1
        rcl     word ptr [bp-100],1
        loop    .Ls095
.Ls096:
        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     .Ls106
.Ls097:
        jmp     .Ls114
.Ls098:
        sub     word ptr [bp-36],4
.Ls099:
        cmp     di,256
        jae     .Ls101
        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 .Ls100
        jmp     .Ls007
.Ls100:
        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
.Ls101:
        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      .Ls102
        jne     .Ls103
        cmp     si,word ptr [bp-6]
        ja      .Ls103
.Ls102:
        sub     word ptr [bp-6],si
        sbb     word ptr [bp-4],di
        or      byte ptr [bp-102],1
.Ls103:
        dec     word ptr [bp-36]
        je      .Ls104
        jmp     .Ls099
.Ls104:
        mov     bx,word ptr [bp-34]
        add     bx,1604
        mov     word ptr [bp-14],bx
        mov     cx,4
.Ls105:
        shl     word ptr [bp-102],1
        rcl     word ptr [bp-100],1
        loop    .Ls105
        mov     word ptr [bp-36],4
.Ls106:
        mov     ax,1
        mov     word ptr [bp-64],ax
        mov     word ptr [bp-48],ax
.Ls107:
        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     .Ls109
        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 .Ls108
        jmp     .Ls007
.Ls108:
        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
.Ls109:
        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      .Ls110
        jne     .Ls111
        mov     ax,word ptr [bp-6]
        cmp     ax,word ptr [bp-8]
        jae     .Ls111
.Ls110:
        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     .Ls112
.Ls111:
        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
.Ls112:
        shl     word ptr [bp-64],1
        dec     word ptr [bp-36]
        je      .Ls113
        jmp     .Ls107
.Ls113:
        jmp     .Ls115
.Ls114:
        cwd
        mov     word ptr [bp-102],ax
        mov     word ptr [bp-100],dx
.Ls115:
        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     .Ls116
        jmp     .Ls122
.Ls116:
        add     word ptr [bp-24],2
        mov     ax,word ptr [bp-100]
        cmp     ax,word ptr [bp-18]
        jbe     .Ls118
.Ls117:
        jmp     .Ls007
.Ls118:
        jne     .Ls119
        mov     ax,word ptr [bp-102]
        cmp     ax,word ptr [bp-20]
        ja      .Ls117
.Ls119:
        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     .Ls121
.Ls120:
        jmp     .Ls008
.Ls121:
        mov     ax,word ptr [bp-18]
        cmp     ax,word ptr [bp+26]
        jb      .Ls119
        jne     .Ls120
        mov     ax,word ptr [bp-20]
        cmp     ax,word ptr [bp+24]
        jb      .Ls119
        jmp     .Ls120
.Ls122:
.Ls123:
.Ls124:
.Ls125:
        mov     sp,bp
        pop     bp
        pop     di
        pop     si
        ret