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Altera_Forum
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9 years ago

Floating point addition in vhdl

Hii I want to add 4 floating point no.what will be the result range.I am using library ieee_proposed; use ieee_proposed.fixed_pkg.all; this package.For example if I want to add two floating...
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Altera_Forum
Icon for Honored Contributor rankHonored Contributor
9 years ago

Yes, now you've added brackets, it will only need 2 extra bits.

But a+b+c+d will break down into: 


result := (((a+b) + c) + d);

which does require 3 extra bits.