[LLVMdev] thumb2 has divide instructions
Anton Korobeynikov
anton at korobeynikov.info
Wed Dec 2 11:22:24 PST 2009
Hello
> Is this necessary? Since the absence of the predicate causes lowering to
> expand divides, the pattern should never show up.
Just to guard codegen bugs. If anything went wrong (when predicates
will be used) then you'll get nice assertion "cannot yet select".
> Agreed. Now how do we get this done?
Just look how ArmV7A is defined and do something similar...
--
With best regards, Anton Korobeynikov
Faculty of Mathematics and Mechanics, Saint Petersburg State University
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