[llvm-commits] [llvm-gcc-4.0] r42134 - /llvm-gcc-4.0/trunk/gcc/llvm-convert.cpp

[Duncan Sands]

Hi Chris,

> > How about constant folding calls to functions such as sqrt?
> 
> Do you mean sqrt specifically or something more general?
> 
> In general, we can extend APFloat to do lots of different math  
> functions, including sqrt etc.  In practice, APFloat doesn't do sqrt  
> yet, so we use host float/double to do it.

sorry I wasn't very clear.  I was asking if you were planning to
implement APFloat versions of all elementary functions for constant
folding purposes.  Sounds like a lot of work :)

All the best,

Duncan.