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2013 Jul 30
0
[LLVMdev] creating SCEV taking too long
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2013 Jul 29
2
[LLVMdev] creating SCEV taking too long
On Mon, Jul 29, 2013 at 4:08 PM, Guo, Xiaoyi <Xiaoyi.Guo at amd.com> wrote:
> Hi,****
>
> ** **
>
> We have a benchmark where there are 128 MAD computations in a loop. (See
> the attached IR.) Creating SCEVs for these expressions takes a long time,
> making the compile time too long. E.g., running opt with the “indvars” pass
> only takes 45 seconds.****
>
>