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* Copyright © <2010>, Intel Corporation.
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* This program is licensed under the terms and conditions of the
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* Eclipse Public License (EPL), version 1.0. The full text of the EPL is at
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* http://www.opensource.org/licenses/eclipse-1.0.php.
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// Module name: save_Cur_Y_16x16.asm
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// Save a Y 16x16 block
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//----------------------------------------------------------------
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// Symbols need to be defined before including this module
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// Source region in :ud
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// SRC_YD: SRC_YD Base=rxx ElementSize=4 SrcRegion=REGION(8,1) Type=ud // 8 GRFs
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// Binding table index:
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// BI_DEST_Y: Binding table index of Y surface
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//----------------------------------------------------------------
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mov (1) EntrySignatureC:w 0xDDD4:w
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and.nz.f0.1 (1) NULLREGW BitFields:w BotFieldFlag:w // Get bottom field flag
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mov (2) MSGSRC.0<1>:ud ORIX_CUR<2;2,1>:w { NoDDClr } // Block origin
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mov (1) MSGSRC.2<1>:ud 0x000F000F:ud { NoDDChk } // Block width and height (16x16)
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mov (16) MSGPAYLOADD(0)<1> SRC_YD(0) // Compressed inst
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mov (16) MSGPAYLOADD(2)<1> SRC_YD(2)
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mov (16) MSGPAYLOADD(4)<1> SRC_YD(4)
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mov (16) MSGPAYLOADD(6)<1> SRC_YD(6)
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#if defined(_PROGRESSIVE)
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mov (1) MSGDSC MSG_LEN(8)+DWBWMSGDSC+BI_DEST_Y:ud
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// send (8) NULLREG MSGHDR MSGSRC<8;8,1>:ud DWBWMSGDSC+0x00800000+BI_DEST_Y
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(f0.1) mov (1) MSGDSC MSG_LEN(8)+DWBWMSGDSC+ENMSGDSCBF+BI_DEST_Y:ud // Write 8 GRFs to DEST_Y bottom field
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(-f0.1) mov (1) MSGDSC MSG_LEN(8)+DWBWMSGDSC+ENMSGDSCTF+BI_DEST_Y:ud // Write 8 GRFs to DEST_Y top field
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send (8) null:ud MSGHDR MSGSRC<8;8,1>:ud DAPWRITE MSGDSC
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// End of save_Cur_Y_16x16.asm