/*
* Copyright © <2010>, Intel Corporation.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sub license, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
* IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* This file was originally licensed under the following license
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
//////////////////////////////////////////////////////////////////////////////////////////
// Module name: Transpose_Y_16x16.asm
//
// Transpose Y 16x16 block.
//
//----------------------------------------------------------------------------------------
// Symbols need to be defined before including this module
//
// Source region is :ub
// SRC_YB: SRC_YB Base=rxx ElementSize=1 SrcRegion=REGION(16,1) Type=ub // 8 GRFs
//
// Temp buffer:
// CUR_TEMP_B: BUF_B Base=rxx ElementSize=1 SrcRegion=REGION(16,1) Type=ub // 8 GRFs
//
//////////////////////////////////////////////////////////////////////////////////////////
#if defined(_DEBUG)
mov (1) EntrySignatureC:w 0xDDDA:w
#endif
// Transpose Y (16x16 bytes)
// The first step
mov (16) CUR_TEMP_B(0,0)<1> SRC_YB(0,0)<16;4,1> { NoDDClr }
mov (16) CUR_TEMP_B(0,16)<1> SRC_YB(2,0)<16;4,1> { NoDDChk }
mov (16) CUR_TEMP_B(1,0)<1> SRC_YB(4,0)<16;4,1> { NoDDClr }
mov (16) CUR_TEMP_B(1,16)<1> SRC_YB(6,0)<16;4,1> { NoDDChk }
mov (16) CUR_TEMP_B(2,0)<1> SRC_YB(0,4)<16;4,1> { NoDDClr }
mov (16) CUR_TEMP_B(2,16)<1> SRC_YB(2,4)<16;4,1> { NoDDChk }
mov (16) CUR_TEMP_B(3,0)<1> SRC_YB(4,4)<16;4,1> { NoDDClr }
mov (16) CUR_TEMP_B(3,16)<1> SRC_YB(6,4)<16;4,1> { NoDDChk }
mov (16) CUR_TEMP_B(4,0)<1> SRC_YB(0,8)<16;4,1> { NoDDClr }
mov (16) CUR_TEMP_B(4,16)<1> SRC_YB(2,8)<16;4,1> { NoDDChk }
mov (16) CUR_TEMP_B(5,0)<1> SRC_YB(4,8)<16;4,1> { NoDDClr }
mov (16) CUR_TEMP_B(5,16)<1> SRC_YB(6,8)<16;4,1> { NoDDChk }
mov (16) CUR_TEMP_B(6,0)<1> SRC_YB(0,12)<16;4,1> { NoDDClr }
mov (16) CUR_TEMP_B(6,16)<1> SRC_YB(2,12)<16;4,1> { NoDDChk }
mov (16) CUR_TEMP_B(7,0)<1> SRC_YB(4,12)<16;4,1> { NoDDClr }
mov (16) CUR_TEMP_B(7,16)<1> SRC_YB(6,12)<16;4,1> { NoDDChk }
// The second step
mov (16) SRC_YB(0,0)<1> CUR_TEMP_B(0,0)<32;8,4> { NoDDClr }
mov (16) SRC_YB(0,16)<1> CUR_TEMP_B(0,1)<32;8,4> { NoDDChk }
mov (16) SRC_YB(1,0)<1> CUR_TEMP_B(0,2)<32;8,4> { NoDDClr }
mov (16) SRC_YB(1,16)<1> CUR_TEMP_B(0,3)<32;8,4> { NoDDChk }
mov (16) SRC_YB(2,0)<1> CUR_TEMP_B(2,0)<32;8,4> { NoDDClr }
mov (16) SRC_YB(2,16)<1> CUR_TEMP_B(2,1)<32;8,4> { NoDDChk }
mov (16) SRC_YB(3,0)<1> CUR_TEMP_B(2,2)<32;8,4> { NoDDClr }
mov (16) SRC_YB(3,16)<1> CUR_TEMP_B(2,3)<32;8,4> { NoDDChk }
mov (16) SRC_YB(4,0)<1> CUR_TEMP_B(4,0)<32;8,4> { NoDDClr }
mov (16) SRC_YB(4,16)<1> CUR_TEMP_B(4,1)<32;8,4> { NoDDChk }
mov (16) SRC_YB(5,0)<1> CUR_TEMP_B(4,2)<32;8,4> { NoDDClr }
mov (16) SRC_YB(5,16)<1> CUR_TEMP_B(4,3)<32;8,4> { NoDDChk }
mov (16) SRC_YB(6,0)<1> CUR_TEMP_B(6,0)<32;8,4> { NoDDClr }
mov (16) SRC_YB(6,16)<1> CUR_TEMP_B(6,1)<32;8,4> { NoDDChk }
mov (16) SRC_YB(7,0)<1> CUR_TEMP_B(6,2)<32;8,4> { NoDDClr }
mov (16) SRC_YB(7,16)<1> CUR_TEMP_B(6,3)<32;8,4> { NoDDChk }
// Y is transposed.