[gambit-list] Need new flonum functions---are they available on all systems of interest?
Marc Feeley
feeley at iro.umontreal.ca
Fri Dec 6 09:23:32 EST 2013
On Nov 25, 2013, at 3:30 PM, Bradley Lucier <lucier at math.purdue.edu> wrote:
> Marc:
>
> I have the following definitions in a file I'm using when updating Gambit's trigonometric (and adding hyperbolic) functions:
>
> ;;; #include <math.h> is in gambit.h
>
> (define ##scalbn (c-lambda (double int) double "scalbn"))
> (define ##ilogb (c-lambda (double) int "ilogb"))
>
> (define ##flsinh (c-lambda (double) double "sinh"))
> (define ##flcosh (c-lambda (double) double "cosh"))
> (define ##fltanh (c-lambda (double) double "tanh"))
>
> (define ##flasinh (c-lambda (double) double "asinh"))
> (define ##flacosh (c-lambda (double) double "acosh"))
> (define ##flatanh (c-lambda (double) double "atanh"))
>
> (define ##fllog1p (c-lambda (double) double "log1p"))
> (define ##flexpm1 (c-lambda (double) double "expm1"))
>
> It would be really helpful for me if these could be added to gambit.h, the compiler, and _num.scm; then I could just propose patches to _num.scm for my changes, which will come in stages.
>
> Also, it would be good to know whether these are available on all systems that Gambit runs on.
>
> Brad
I have put this on my TODO.
Marc
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