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📄 dstr_2d.asm

📁 基于DM642平台的视频缩小放大功能 程序源代码
💻 ASM
📖 第 1 页 / 共 3 页
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;** --------------------------------------------------------------------------*
L3:    
           MV      .D1     A13,A0            ; |172| 
   [!A0]   BNOP    .S1     L4,1              ; |169| 
           MVKL    .S2     _DAT_copy,B5      ; |172| 

           MVKH    .S2     _DAT_copy,B5      ; |172| 
||         MV      .D1     A12,A4            ; |172| 

   [!A0]   MVKL    .S2     _DAT_wait,B4      ; |180| 
   [!A0]   MVKH    .S2     _DAT_wait,B4      ; |180| 
           ; BRANCH OCCURS                   ; |169| 
;** --------------------------------------------------------------------------*

           CALL    .S2     B5                ; |172| 
||         LDHU    .D1T1   *+A11(22),A6      ; |172| 

           MV      .D2X    A10,B4            ; |172| 
           ADDKPC  .S2     RL3,B3,2          ; |172| 
           SUB     .L2X    B4,A6,B4          ; |172| 
RL3:       ; CALL OCCURS                     ; |172| 
           MV      .D1     A4,A14            ; |172| 
           MVKL    .S2     _DAT_wait,B4      ; |180| 
           MVKH    .S2     _DAT_wait,B4      ; |180| 
;** --------------------------------------------------------------------------*
L4:    
           CALL    .S2     B4                ; |180| 
           LDW     .D1T1   *+A11(28),A4      ; |180| 
           ADDKPC  .S2     RL4,B3,3          ; |180| 
RL4:       ; CALL OCCURS                     ; |180| 
           LDHU    .D1T1   *+A11(26),A5      ; |186| 
           LDW     .D1T1   *+A11(4),A3       ; |186| 
           STW     .D1T1   A14,*+A11(28)     ; |185| 
           LDDW    .D2T1   *+SP(16),A13:A12  ; |192| 
           MV      .S2     B13,B3            ; |192| 
           LDW     .D2T2   *+SP(4),B13       ; |192| 
           ADD     .D1     A5,A3,A3          ; |186| 
           STW     .D1T1   A3,*+A11(4)       ; |186| 

           RET     .S2     B3                ; |192| 
||         LDDW    .D2T1   *+SP(8),A11:A10   ; |192| 
||         MV      .D1     A10,A4

           LDW     .D2T1   *++SP(24),A14     ; |192| 
           NOP             4
           ; BRANCH OCCURS                   ; |192| 



	.sect	".text"
	.global	_dstr_put

;******************************************************************************
;* FUNCTION NAME: _dstr_put                                                   *
;*                                                                            *
;*   Regs Modified     : A0,A1,A2,A3,A4,A5,A6,A7,A8,A9,A10,B0,B1,B2,B3,B4,B5, *
;*                           B6,B7,B8,B9,B10,B11,B12,B13,SP,A16,A17,A18,A19,  *
;*                           A20,A21,A22,A23,A24,A25,A26,A27,A28,A29,A30,A31, *
;*                           B16,B17,B18,B19,B20,B21,B22,B23,B24,B25,B26,B27, *
;*                           B28,B29,B30,B31                                  *
;*   Regs Used         : A0,A1,A2,A3,A4,A5,A6,A7,A8,A9,A10,B0,B1,B2,B3,B4,B5, *
;*                           B6,B7,B8,B9,B10,B11,B12,B13,SP,A16,A17,A18,A19,  *
;*                           A20,A21,A22,A23,A24,A25,A26,A27,A28,A29,A30,A31, *
;*                           B16,B17,B18,B19,B20,B21,B22,B23,B24,B25,B26,B27, *
;*                           B28,B29,B30,B31                                  *
;*   Local Frame Size  : 0 Args + 0 Auto + 20 Save = 20 byte                  *
;******************************************************************************
_dstr_put:
;** --------------------------------------------------------------------------*
           STW     .D2T1   A10,*SP--(24)     ; |198| 
           STDW    .D2T2   B13:B12,*+SP(16)  ; |198| 

           MV      .S2X    A4,B10            ; |198| 
||         STDW    .D2T2   B11:B10,*+SP(8)   ; |198| 

           LDW     .D2T2   *+B10(4),B4       ; |206| 
           NOP             1
           MV      .D2     B3,B13            ; |198| 
           ZERO    .L2     B5                ; |208| 
           MVK     .D1     0x1,A6            ; |211| 
           CMPLT   .L2     B4,0,B0           ; |206| 
   [!B0]   B       .S1     L5                ; |206| 
           MVKL    .S2     _DAT_copy,B6      ; |211| 
           MVKH    .S2     _DAT_copy,B6      ; |211| 
   [ B0]   STW     .D2T2   B5,*+B10(4)       ; |208| 
   [ B0]   LDW     .D2T2   *B10,B4           ; |211| 
   [!B0]   LDW     .D2T2   *+B10(8),B6       ; |222| 
           ; BRANCH OCCURS                   ; |206| 
;** --------------------------------------------------------------------------*

           CALL    .S2     B6                ; |211| 
||         LDW     .D2T2   *+B10(4),B7       ; |211| 

           LDW     .D2T1   *+B10(12),A4      ; |211| 
           ADDKPC  .S2     RL5,B3,0          ; |211| 
           STH     .D2T2   B5,*+B10(16)      ; |209| 
           NOP             1
           ADD     .L2     B7,B4,B4          ; |211| 
RL5:       ; CALL OCCURS                     ; |211| 
           BNOP    .S1     L7,1              ; |216| 
           MV      .D1     A4,A3             ; |211| 
           STW     .D2T1   A3,*+B10(28)      ; |215| 
           LDW     .D2T1   *+B10(12),A4      ; |216| 

           MV      .S2     B13,B3            ; |252| 
||         LDDW    .D2T2   *+SP(8),B11:B10   ; |252| 

           ; BRANCH OCCURS                   ; |216| 
;** --------------------------------------------------------------------------*
L5:    
           NOP             4
           CMPLTU  .L2     B4,B6,B0          ; |222| 
   [!B0]   B       .S1     L6                ; |222| 
           MVKL    .S2     _DAT_copy,B5      ; |225| 

   [ B0]   LDHU    .D2T1   *+B10(16),A3      ; |225| 
||         MVKH    .S2     _DAT_copy,B5      ; |225| 

   [ B0]   LDW     .D2T2   *+B10(12),B7      ; |225| 
   [!B0]   LDHU    .D2T2   *+B10(22),B4      ; |235| 
   [!B0]   LDHU    .D2T2   *+B10(16),B5      ; |235| 
           ; BRANCH OCCURS                   ; |222| 
;** --------------------------------------------------------------------------*

           CALL    .S2     B5                ; |225| 
||         LDW     .D2T2   *B10,B6           ; |225| 

           LDHU    .D2T1   *+B10(22),A6      ; |225| 
           ADDKPC  .S2     RL6,B3,1          ; |225| 
           ADD     .D1X    A3,B7,A4          ; |225| 
           ADD     .D2     B4,B6,B4          ; |225| 
RL6:       ; CALL OCCURS                     ; |225| 
           MV      .D2X    A4,B11            ; |225| 
           LDHU    .D2T2   *+B10(22),B4      ; |235| 
           LDHU    .D2T2   *+B10(16),B5      ; |235| 
;** --------------------------------------------------------------------------*
L6:    
           LDW     .D2T2   *+B10(4),B6       ; |234| 
           LDHU    .D2T2   *+B10(26),B7      ; |234| 
           MVKL    .S1     _DAT_wait,A3      ; |241| 

           LDW     .D2T2   *+B10(12),B12     ; |236| 
||         MVKH    .S1     _DAT_wait,A3      ; |241| 

           XOR     .S2     B4,B5,B4          ; |235| 
||         LDW     .D2T1   *+B10(28),A4      ; |241| 

           CALL    .S2X    A3                ; |241| 
||         STH     .D2T2   B4,*+B10(16)      ; |235| 

           LDHU    .D2T1   *+B10(16),A10     ; |236| 
           ADDKPC  .S2     RL7,B3,1          ; |241| 
           ADD     .D2     B7,B6,B4          ; |234| 
           STW     .D2T2   B4,*+B10(4)       ; |234| 
RL7:       ; CALL OCCURS                     ; |241| 

           ADD     .D1X    A10,B12,A4        ; |236| 
||         STW     .D2T2   B11,*+B10(28)     ; |246| 

           LDDW    .D2T2   *+SP(8),B11:B10   ; |252| 
||         MV      .S2     B13,B3            ; |252| 

;** --------------------------------------------------------------------------*
L7:    

           RET     .S2     B3                ; |252| 
||         LDDW    .D2T2   *+SP(16),B13:B12  ; |252| 

           LDW     .D2T1   *++SP(24),A10     ; |252| 
           NOP             4
           ; BRANCH OCCURS                   ; |252| 



	.sect	".text"
	.global	_dstr_get_2D

;******************************************************************************
;* FUNCTION NAME: _dstr_get_2D                                                *
;*                                                                            *
;*   Regs Modified     : A0,A1,A2,A3,A4,A5,A6,A7,A8,A9,A10,A11,A12,A13,A14,B0,*
;*                           B1,B2,B3,B4,B5,B6,B7,B8,B9,B13,SP,A16,A17,A18,   *
;*                           A19,A20,A21,A22,A23,A24,A25,A26,A27,A28,A29,A30, *
;*                           A31,B16,B17,B18,B19,B20,B21,B22,B23,B24,B25,B26, *
;*                           B27,B28,B29,B30,B31                              *
;*   Regs Used         : A0,A1,A2,A3,A4,A5,A6,A7,A8,A9,A10,A11,A12,A13,A14,B0,*
;*                           B1,B2,B3,B4,B5,B6,B7,B8,B9,B13,SP,A16,A17,A18,   *
;*                           A19,A20,A21,A22,A23,A24,A25,A26,A27,A28,A29,A30, *
;*                           A31,B16,B17,B18,B19,B20,B21,B22,B23,B24,B25,B26, *
;*                           B27,B28,B29,B30,B31                              *
;*   Local Frame Size  : 0 Args + 0 Auto + 24 Save = 24 byte                  *
;******************************************************************************
_dstr_get_2D:
;** --------------------------------------------------------------------------*
           STW     .D2T1   A14,*SP--(24)     ; |259| 
           STDW    .D2T1   A13:A12,*+SP(16)  ; |259| 

           MV      .D1     A4,A11            ; |259| 
||         STDW    .D2T1   A11:A10,*+SP(8)   ; |259| 

           LDHU    .D1T1   *+A11(22),A7      ; |277| 
           LDHU    .D1T1   *+A11(24),A8      ; |277| 
           LDHU    .D1T1   *+A11(16),A6      ; |276| 
           LDHU    .D1T1   *+A11(16),A4      ; |280| 
           LDW     .D1T1   *+A11(8),A18      ; |298| 
           LDW     .D1T2   *+A11(4),B4       ; |298| 

           LDHU    .D1T1   *+A11(20),A3      ; |277| 
||         MPYU    .M1     A7,A8,A5          ; |277| 

           LDW     .D1T1   *+A11(12),A9      ; |276| 

           LDHU    .D1T1   *+A11(18),A19     ; |289| 
||         ADD     .S1     A5,A4,A4          ; |280| 

           STH     .D1T1   A4,*+A11(16)      ; |280| 
           LDHU    .D1T1   *+A11(16),A20     ; |289| 
           CMPLTU  .L2X    B4,A18,B0         ; |298| 
   [!B0]   B       .S1     L8                ; |298| 

           CMPLT   .L1     A6,A3,A0          ; |279| 
||         SUB     .D1     A6,A3,A16         ; |279| 

           ADD     .D1     A6,A9,A13         ; |276| 
||         ADD     .S1     A9,A16,A10        ; |279| 
||         ADD     .L1     A3,A5,A17         ; |277| 

   [ A0]   ADD     .D1     A3,A9,A10         ; |279| 
||         MVKL    .S1     0x5200001,A4      ; |300| 
||         CMPLT   .L1     A20,A19,A1        ; |289| 
||         MVKL    .S2     _DAT_copy2d,B5    ; |300| 

           MVKH    .S1     0x5200001,A4      ; |300| 
||         SUB     .D1     A3,A5,A5          ; |290| 
||         CMPLT   .L1     A6,A17,A16        ; |277| 
||         MVKH    .S2     _DAT_copy2d,B5    ; |300| 

   [!A1]   STH     .D1T1   A5,*+A11(16)      ; |290| 
||         ADD     .S1     A6,A9,A6          ; |276| 
||         XOR     .L1     1,A16,A12         ; |277| 
||         MV      .S2     B3,B13            ; |259| 
||         STW     .D2T2   B13,*+SP(4)       ; |259| 
||         MV      .L2X    A7,B6             ; |300| 

           ; BRANCH OCCURS                   ; |298| 
;** --------------------------------------------------------------------------*

           CALL    .S2     B5                ; |300| 
||         LDW     .D1T1   *A11,A3           ; |300| 

           LDHU    .D1T2   *+A11(26),B8      ; |300| 
           ADDKPC  .S2     RL8,B3,2          ; |300| 
           ADD     .D2X    B4,A3,B4          ; |300| 
RL8:       ; CALL OCCURS                     ; |300| 
           MV      .D1     A4,A14            ; |300| 
;** --------------------------------------------------------------------------*
L8:    
           MV      .D1     A12,A0            ; |315| 
   [!A0]   B       .S1     L9                ; |313| 
           MVKL    .S2     _DAT_copy,B5      ; |315| 

           MVKH    .S2     _DAT_copy,B5      ; |315| 
||         MV      .S1     A13,A4            ; |315| 
|| [ A0]   LDHU    .D1T1   *+A11(22),A5      ; |315| 

   [ A0]   LDHU    .D1T1   *+A11(24),A3      ; |315| 
|| [!A0]   MVKL    .S2     _DAT_wait,B4      ; |323| 

           NOP             1
   [!A0]   MVKH    .S2     _DAT_wait,B4      ; |323| 
           ; BRANCH OCCURS                   ; |313| 
;** --------------------------------------------------------------------------*
           CALL    .S2     B5                ; |315| 
           MV      .D2X    A10,B4
           MPYU    .M1     A3,A5,A6          ; |315| 
           MPYU    .M1     A5,A3,A3          ; |315| 
           ADDKPC  .S2     RL9,B3,0          ; |315| 

           SUB     .L2X    B4,A6,B4          ; |315| 
||         EXTU    .S1     A3,16,16,A6       ; |315| 

RL9:       ; CALL OCCURS                     ; |315| 
           MV      .D1     A4,A14            ; |315| 
           MVKL    .S2     _DAT_wait,B4      ; |323| 
           MVKH    .S2     _DAT_wait,B4      ; |323| 
;** --------------------------------------------------------------------------*
L9:    
           CALL    .S2     B4                ; |323| 
           LDW     .D1T1   *+A11(28),A4      ; |323| 
           ADDKPC  .S2     RL10,B3,3         ; |323| 
RL10:      ; CALL OCCURS                     ; |323| 
           LDHU    .D1T1   *+A11(24),A3      ; |329| 
           LDHU    .D1T1   *+A11(26),A4      ; |329| 
           LDW     .D1T1   *+A11(4),A5       ; |329| 
           LDDW    .D2T1   *+SP(16),A13:A12  ; |335| 
           MV      .S2     B13,B3            ; |335| 
           LDW     .D2T2   *+SP(4),B13       ; |335| 
           MPYU    .M1     A4,A3,A3          ; |329| 

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