MMU description » History » Version 5
Taya Sergeeva, 01/29/2013 02:50 PM
| 1 | 1 | Taya Sergeeva | h1. MMU description |
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| 2 | |||
| 3 | 3 | Taya Sergeeva | Documentation with examples |
| 4 | 2 | Taya Sergeeva | |
| 5 | 5 | Taya Sergeeva | The MMU grammar is in ru.ispras.microtesk.translator.mmu.grammar folder. It contains Lexer, Parser and TreeWalker files. These files can be built by build.xml file (microtesk++/build.xml). |
| 6 | 1 | Taya Sergeeva | |
| 7 | 5 | Taya Sergeeva | The folder ru.ispras.microtesk.translator.mmu.ir. contains the inner representation of the MMU hierarchy. MMU translator is in the ru.ispras.microtesk.translator.mmu.translator folder. File ''BufferExample'' can be loaded to this translator. |
| 8 | For instance, this is an example of such file below: |
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| 9 | |||
| 10 | 2 | Taya Sergeeva | /**********************************************************/ |
| 11 | address PA |
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| 12 | { |
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| 13 | width = 40 |
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| 14 | } |
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| 15 | |||
| 16 | buffer L1 |
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| 17 | { |
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| 18 | sets = 4 |
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| 19 | lines = 128 |
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| 20 | line = (tag:30 data:256) |
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| 21 | index(addr:PA) = addr<9**8> |
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| 22 | match(addr:PA) = line.tag == addr<39**10> |
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| 23 | policy = lru |
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| 24 | } |
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| 25 | |||
| 26 | 1 | Taya Sergeeva | /**********************************************************/ |
| 27 | |||
| 28 | 5 | Taya Sergeeva | |
| 29 | 3 | Taya Sergeeva | Buffer L1 is a child of the class BufferExpr, address PA is a child of the class AddressExpr. |