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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 5361 | serge | 1 | /* |
| 2 | * Save scoreboard data before content switching |
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| 3 | * Copyright © <2010>, Intel Corporation. |
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| 4 | * |
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| 5 | * This program is licensed under the terms and conditions of the |
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| 6 | * Eclipse Public License (EPL), version 1.0. The full text of the EPL is at |
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| 7 | * http://www.opensource.org/licenses/eclipse-1.0.php. |
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| 8 | * |
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| 9 | */ |
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| 10 | // Module name: scoreboard_save_AS.asm |
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| 11 | // |
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| 12 | // Save scoreboard data before content switching |
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| 13 | // |
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| 14 | // |
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| 15 | // r1 - r35 need to be saved |
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| 16 | // They are saved in a 2D surface with width of 32 and height of 64. |
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| 17 | // Each row corresponds to one GRF register in the following order |
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| 18 | // r4 - r35 : Scoreboard message |
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| 19 | // r1 - r3 : Scoreboard kernel control data |
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| 20 | |||
| 21 | mov (8) MSGHDR<1>:ud r0.0<8;8,1>:ud // Initialize message header payload with r0 |
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| 22 | mov (1) MSGHDR.2:ud 0x0007001f:ud // for 8 registers |
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| 23 | |||
| 24 | mov (2) MSGHDR.0:ud 0:ud |
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| 25 | $for(0; <8; 2) { |
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| 26 | mov (16) MSGPAYLOADD(%1)<1> CMD_SB(%1)REGION(8,1) {Compr} |
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| 27 | } |
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| 28 | send (8) NULLREG MSGHDR null:ud DWBWMSGDSC+0x00800000+AS_SAVE // Save r4 - r11 |
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| 29 | |||
| 30 | mov (1) MSGHDR.1:ud 8:ud |
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| 31 | $for(0; <8; 2) { |
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| 32 | mov (16) MSGPAYLOADD(%1)<1> CMD_SB(%1+8)REGION(8,1) {Compr} |
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| 33 | } |
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| 34 | send (8) NULLREG MSGHDR null:ud DWBWMSGDSC+0x00800000+AS_SAVE // Save r12 - r19 |
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| 35 | |||
| 36 | mov (1) MSGHDR.1:ud 16:ud |
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| 37 | $for(0; <8; 2) { |
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| 38 | mov (16) MSGPAYLOADD(%1)<1> CMD_SB(%1+16)REGION(8,1) {Compr} |
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| 39 | } |
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| 40 | send (8) NULLREG MSGHDR null:ud DWBWMSGDSC+0x00800000+AS_SAVE // Save r20 - r27 |
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| 41 | |||
| 42 | mov (1) MSGHDR.1:ud 24:ud |
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| 43 | $for(0; <8; 2) { |
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| 44 | mov (16) MSGPAYLOADD(%1)<1> CMD_SB(%1+24)REGION(8,1) {Compr} |
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| 45 | } |
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| 46 | send (8) NULLREG MSGHDR null:ud DWBWMSGDSC+0x00800000+AS_SAVE // Save r28 - r35 |
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| 47 | |||
| 48 | mov (1) MSGHDR.1:ud 32:ud |
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| 49 | $for(0; <8; 2) { |
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| 50 | mov (16) MSGPAYLOADD(%1)<1> CMD_SB(%1+32)REGION(8,1) {Compr} |
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| 51 | } |
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| 52 | send (8) NULLREG MSGHDR null:ud DWBWMSGDSC+0x00800000+AS_SAVE // Save r36 - r43 |
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| 53 | |||
| 54 | mov (1) MSGHDR.1:ud 40:ud |
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| 55 | $for(0; <8; 2) { |
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| 56 | mov (16) MSGPAYLOADD(%1)<1> CMD_SB(%1+40)REGION(8,1) {Compr} |
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| 57 | } |
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| 58 | send (8) NULLREG MSGHDR null:ud DWBWMSGDSC+0x00800000+AS_SAVE // Save r44 - r51 |
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| 59 | |||
| 60 | mov (1) MSGHDR.1:ud 48:ud |
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| 61 | $for(0; <8; 2) { |
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| 62 | mov (16) MSGPAYLOADD(%1)<1> CMD_SB(%1+48)REGION(8,1) {Compr} |
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| 63 | } |
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| 64 | send (8) NULLREG MSGHDR null:ud DWBWMSGDSC+0x00800000+AS_SAVE // Save r52 - r59 |
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| 65 | |||
| 66 | mov (1) MSGHDR.1:ud 56:ud |
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| 67 | $for(0; <8; 2) { |
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| 68 | mov (16) MSGPAYLOADD(%1)<1> CMD_SB(%1+56)REGION(8,1) {Compr} |
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| 69 | } |
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| 70 | send (8) NULLREG MSGHDR null:ud DWBWMSGDSC+0x00800000+AS_SAVE // Save r60 - r67 |
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| 71 | |||
| 72 | // End of scoreboard_save_AS |