Dave Korn wrote: > On 25 April 2007 18:55, Kaveh R. GHAZI wrote: > > > I'd like to work on using MPFR to handle builtin lgamma. > > In what sense is it a builtin if it requires a library to be installed and > emits a call to a library function ??? I may not have understood what you're > trying to do here, but how would it be different from if the compiler > installed a header that said > > #define __builtin_lgamma lgamma /* Must have MPFR installed. */
The builtin would run on the host at compile time, whereas the above would run on the target at runtime. I presume he's talking about using MPFR in the host compiler to simplify lgamma(constant), not actually causing any requirement on the target code to use or have MPFR. Brian
