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Altera_Forum's avatar
Altera_Forum
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13 years ago

modulo on parameters

Hi all! I need to do operations on multiple elements of an input vector. The elements should be handled cyclic, so that the modulo operator % would come in handy. But it doesn't work (see below). ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
13 years ago

Thank you!

My fix is:

parameter index_m1 = ((index-1)<0 ? range+(index-1) : (index-1));

parameter index_p1 = ((index+1)>range-1 ? (index+1)-range: (index+1));

assign out = in[parameter index_m1] | in[parameter index_p1];

This is not really flexible. Do you know a better way?