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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 5361 | serge | 1 | /* |
| 2 | * Common module to set offset into the scoreboard |
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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 | // |
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| 11 | // Module name: set_SB_offset.asm |
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| 12 | // |
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| 13 | // Common module to set offset into the scoreboard |
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| 14 | // Note: This is to encapsulate the way M0.5:ud in ForwardMsg is filled. |
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| 15 | // |
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| 16 | // $Revision: 2 $ |
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| 17 | // $Date: 10/16/06 5:19p $ |
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| 18 | // |
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| 19 | add (1) MSGHDRY1.10<1>:uw r0.20:ub 0x0200:uw // Message length = 1 DWORD |
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| 20 | |||
| 21 | add (16) acc0<1>:w r0.12<0;1,0>:uw -LEADING_THREAD:w // 0-based thread count derived from r0.6:ud |
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| 22 | shl (1) M05_STORE<1>:uw acc0<0;1,0>:uw 0x2:uw // Store for future "update" use, in DWORD unit |
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| 23 | and (16) acc0<1>:w acc0<16;16,1>:uw SB_MASK:uw // Wrap around scoreboard |
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| 24 | shl (1) MSGHDRY1.11<1>:uw acc0<0;1,0>:uw 0x2:uw // Convert to DWORD offset |
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| 25 | |||
| 26 | // End of set_SB_offset |