/*
* Restore previously stored scoreboard data after content switching back
* 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: scoreboard_restore_AS.asm
//
// Restore previously stored scoreboard data after content switching back
//
//
// Restore scoreboard data to r4 - r67
// They are saved in a 2D surface with width of 32 and height of 80.
// Each row corresponds to one GRF register in the following order
// r4 - r67 : Scoreboard message
//
mov (8) MSGSRC<1>:ud r0.0<8;8,1>:ud {NoDDClr} // Initialize message header payload with r0
mov (2) MSGSRC.0:ud 0:ud {NoDDClr, NoDDChk} // Starting r4
mov (1) MSGSRC.2:ud 0x0007001f:ud {NoDDChk} // for 8 registers
send (8) CMD_SB(0)<1> m1 MSGSRC<8;8,1>:ud DWBRMSGDSC_SC+0x00080000+AS_SAVE // Restore r4 - r11
mov (8) m2:ud MSGSRC<8;8,1>:ud
mov (1) m2.1:ud 8:ud
send (8) CMD_SB(8)<1> m2 null:ud DWBRMSGDSC_SC+0x00080000+AS_SAVE // Restore r12 - r19
mov (8) m3:ud MSGSRC<8;8,1>:ud
mov (1) m3.1:ud 16:ud
send (8) CMD_SB(16)<1> m3 null:ud DWBRMSGDSC_SC+0x00080000+AS_SAVE // Restore r20 - r27
mov (8) m4:ud MSGSRC<8;8,1>:ud
mov (1) m4.1:ud 24:ud
send (8) CMD_SB(24)<1> m4 null:ud DWBRMSGDSC_SC+0x00080000+AS_SAVE // Restore r28 - r35
mov (8) m5:ud MSGSRC<8;8,1>:ud
mov (1) m5.1:ud 32:ud
send (8) CMD_SB(32)<1> m5 null:ud DWBRMSGDSC_SC+0x00080000+AS_SAVE // Restore r36 - r43
mov (8) m6:ud MSGSRC<8;8,1>:ud
mov (1) m6.1:ud 40:ud
send (8) CMD_SB(40)<1> m6 null:ud DWBRMSGDSC_SC+0x00080000+AS_SAVE // Restore r44 - r51
mov (8) m7:ud MSGSRC<8;8,1>:ud
mov (1) m7.1:ud 48:ud
send (8) CMD_SB(48)<1> m7 null:ud DWBRMSGDSC_SC+0x00080000+AS_SAVE // Restore r52 - r59
mov (8) m8:ud MSGSRC<8;8,1>:ud
mov (1) m8.1:ud 56:ud
send (8) CMD_SB(56)<1> m8 null:ud DWBRMSGDSC_SC+0x00080000+AS_SAVE // Restore r60 - r67
// End of scoreboard_restore_AS