Subject:
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Re: NBC/NXC beta news
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Newsgroups:
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lugnet.robotics.nxt
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Date:
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Sun, 29 Apr 2007 01:01:42 GMT
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Viewed:
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18906 times
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In lugnet.robotics.nxt, John Hansen wrote:
> In lugnet.robotics.nxt, Doug Eaton wrote:
> > Is an array of struct expected to work? When I try to access a field within an
> > element I get an error:
> The problem with code of this sort is that the opcodes for manipulating values
> do not readily allow for this type of operation.
> ...
> I would need to generate code which copies out
> cell[index] into a temporary variable of the correct structure type and then I
> would need to generate the mov opcode using the temporary variable. I'd need at
> least one unique temporary for each thread and each structure type.
I keep forgetting the not-quite part of your language is an attempt to map
operations directly onto the underlying VM. I was hoping to avoid rewriting
code but now realize that making all elements of this structure top-level
elements will definitely lead to more efficient execution. Thanks for the
detailed response.
Doug
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Message is in Reply To:
 | | Re: NBC/NXC beta news
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| (...) The problem with code of this sort is that the opcodes for manipulating values do not readily allow for this type of operation. To set the variable val to the value of the bxxx field of the structure type stored in your array of structs I (...) (17 years ago, 25-Apr-07, to lugnet.robotics.nxt)
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