Displaying 2 results from an estimated 2 matches for "99128dea".
2013 May 02
0
[LLVMdev] Handling Masked Vector Operations
...Amusingly, undef can also exist on a non-bitwise basis: add(mul(urem(undef,
3), 17), 5) is a value which fluctuates among just the values 5, 22, and 39.
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2013 May 02
4
[LLVMdev] Handling Masked Vector Operations
Nadav Rotem <nrotem at apple.com> writes:
>
> For DIV/MOD you can blend the inputs BEFORE the operation. You
> can
> place ones or zeros depending on the operation.
>
> Quick follow-up on this. What about using "undef" as the input for
> false items:
>
> tv1 = select mask, v1, undef
> tv2 = select