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Altera_Forum
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12 years ago

conversion of negative floating point number in binary using VHDL

I was literally stuck witha problem regarding the conversion of negative floating point number in binary and to write it in VHDL.For example the num is -0.8.when i convert it into binary it is like ....
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Altera_Forum
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12 years ago

Floating point formats usually use a separate bit for the sign (so you have separate encodings for +0 and -0).

You might be much better off using 'fixed point' arithmetic - where you multiply the FP numbers by a constant and then process the integer part (using 2's compliment integer arithmetic).