reduce EDK synthesis time

Sep 08, 2011 4 Replies

Hello, i'm working on microblaze project (using ISE 10.1) and obviously adding peripheral the EDK synthesis takes a long time.



There's a method or tool to improve this time?? I've tried the -smartguide switch but it doesn't work, i'm trying using partition?. Have you any regard?



Sorry for my english i'm foreign.


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ISE 13.1 is much faster than ISE 10.1 so if you're starting a new design you might consider using ISE 13.1 Furthermore, Xilinx has improved EDK a lot.

I would say that for synthesis in general, the speedup is about 2x between version 10.1 and 13.1

EDK 13.2 now also adds support for parallel synthesis, which can give a big speed up if your computer has more than one CPU. You can enable it from:

XPS->Preferences->Synthesis->[x]Parallel Synthesis

Nice feature :)

Stephen Ecob Silicon On Inspiration Sydney Australia

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$39 Spartan 6 board with 32MB DDR DRAM ?
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Echoing what others have said. You should really use versions greater than

11.4. This is because Xilinx changed a lot of the backend algorithms. ISE is now noticeably faster than

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