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dd6f7ffa
2013 Jan 26
1
[LLVMdev] TargetLowering vs. TargetTransform
On 25 January 2013 23:03, Nadav Rotem <nrotem at apple.com> wrote:
> Yes. This is a limitation of the current API. The design decision behind
> it was that in many cases you want to know the cost of IR before you
> generate it.
>
That makes sense.
Also, we wanted to rely on tables as much as possible. We did not want to
> write code to resemble ISel in order to estimate