Niels Möller nisse at
Thu Mar 16 13:17:27 UTC 2017

Adrien Prost-Boucle <adrien.prost-boucle at> writes:

> sqrtl()  (data type long double) -> instruction FSQRT => what??

I think the "long double" type means an 80-bit floating point format
which was implemented in the original 80387 floating point coprocessor.
And which isn't supported by the later x86 SIMD instructions (and not
supported at all on on non-x86 platforms, as far as I'm aware).


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