Subversion Repositories Kolibri OS

Rev

Blame | Last modification | View Log | RSS feed

  1. /*
  2.  * Copyright © <2010>, Intel Corporation.
  3.  *
  4.  * This program is licensed under the terms and conditions of the
  5.  * Eclipse Public License (EPL), version 1.0.  The full text of the EPL is at
  6.  * http://www.opensource.org/licenses/eclipse-1.0.php.
  7.  *
  8.  */
  9. // Module name: save_Top_Y_16x4.asm
  10. //
  11. // Save a Y 16x4 block
  12. //
  13. //----------------------------------------------------------------
  14. //  Symbols need to be defined before including this module
  15. //
  16. //      Source region in :ud
  17. //      SRC_YD:                 SRC_YD Base=rxx ElementSize=4 SrcRegion=REGION(8,1) Type=ud                     // 2 GRFs
  18. //
  19. //      Binding table index:
  20. //      BI_DEST_Y:              Binding table index of Y surface
  21. //
  22. //----------------------------------------------------------------
  23.  
  24. #if defined(_DEBUG)
  25.         mov             (1)             EntrySignatureC:w                       0xDDD5:w
  26. #endif
  27.  
  28. #if defined(_FIELD)
  29.     and.nz.f0.1 (1) NULLREGW    BitFields:w     BotFieldFlag:w                  // Get bottom field flag
  30. #endif
  31.  
  32.     mov (2)     MSGSRC.0<1>:ud  ORIX_TOP<2;2,1>:w                       { NoDDClr }             // Block origin
  33.     mov (1)     MSGSRC.2<1>:ud  0x0003000F:ud                           { NoDDChk }             // Block width and height (16x4)
  34.  
  35.         // Pack Y    
  36.         mov     (16)    MSGPAYLOADD(0)<1>               TOP_MB_YD(0)                                    // Compressed inst
  37.    
  38.  
  39. #if defined(_PROGRESSIVE)
  40.         mov (1) MSGDSC  MSG_LEN(2)+DWBWMSGDSC_WC+BI_DEST_Y:ud
  41. //    send (8)  NULLREG         MSGHDR          MSGSRC<8;8,1>:ud        DWBWMSGDSC+0x00200000+BI_DEST_Y
  42. #endif
  43.  
  44. #if defined(_FIELD)
  45.         // Field picture
  46.     (f0.1) mov (1)      MSGDSC  MSG_LEN(2)+DWBWMSGDSC_WC+ENMSGDSCBF+BI_DEST_Y:ud  // Write 2 GRFs to DEST_Y bottom field
  47.     (-f0.1) mov (1)     MSGDSC  MSG_LEN(2)+DWBWMSGDSC_WC+ENMSGDSCTF+BI_DEST_Y:ud  // Write 2 GRFs to DEST_Y top field
  48.  
  49. #endif
  50.  
  51.     send (8)    WritebackResponse(0)<1>         MSGHDR  MSGSRC<8;8,1>:ud        DAPWRITE        MSGDSC
  52. // End of save_Top_Y_16x4.asm
  53.