[Libclc-dev] [PATCH 3/3] Implementations for exp(float) and exp(double)

Jeroen Ketema j.ketema at imperial.ac.uk
Sun May 11 04:51:12 PDT 2014

>> Irrespective of this mistake. I’m wondering if this is the best way to separate the float from double behaviour or whether there’s a clearer way to do this.
> It's not the easiest of code to follow due to all the macros but
> that's probably because I'm not that familiar with libclc's code base.
> Maybe this is a dumb question but would it be possible to just always
> use the high precision constant (LOG2E) and rely on the compiler to
> implicitly cast down to float (32-bit) for the float types? This would
> simplify the implementation.

Unfortunately not, when you disable the 64-bit extensions, the high precision constant is no longer available.


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