[fpc-devel] soft-fpu

[Sven Barth]

Martin Frb via fpc-devel <fpc-devel at lists.freepascal.org> schrieb am Mi.,
10. Juli 2024, 19:21:

> Any hints on using unit SoftFpu? (or any alternative)
>
> I have an 80 bit float (from an external source) that needs to be
> converted to double.
>
> But if I do
>    uses softfpu, ufloatx80
>
> then I get
>    Error: Multiple defined symbol "INT32_TO_FLOAT64"
>
> and many more...
>

The SoftFpu unit is only intended for use by the compiler. If you want to
use 80-bit floating point yourself you need to use ufloat80 and sfpux80
(the later wraps the same include files as SoftFpu, but for use by the
user).

Regards,
Sven

>
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