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Re: gcc compile-time performance
> Do you have a feeling for the amount of precision needed? Eg, if we did a
> simple floating-type code that used 16-bit fraction and 16-bit exponent,
> then operations like multiply and divide would become very cheap (we could
> simply cast to long for the tricky bits): the statistics show that
> multiplication and division out-number addition and subtraction, but there
> is one place where we have
> REAL_ARITHMETIC (real_almost_one, MINUS_EXPR, real_one,
> Which might be too small.
It is not that small one. The "almost values" are 1/10000 off.