RFC [1/3] divmod transform v2

Jeff Law law@redhat.com
Tue Oct 18 17:08:00 GMT 2016


On 10/18/2016 02:25 AM, Richard Biener wrote:

>>> I don't even think we have a way of knowing in the compiler if the target
>>> has enabled divmod support in libgcc.
>
> Yeah, that's what bothers me with the current optab libfunc query
> setup -- it isn't reliable.
I wonder if we ought to just have them all available in libgcc.  If 
they're one-function-per-file in the .a, then we're not going to get 
significant codesize bloat in the resulting executables.

jeff



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