[PATCH] D74976: [CostModel][X86] Improve extract/insert element costs (PR43605)

[Simon Pilgrim via Phabricator via llvm-commits]

RKSimon added a comment.

In D74976#1956437 <https://reviews.llvm.org/D74976#1956437>, @thakis wrote:

> We got a report that this slows down PDF rendering in pdfium rendering of one pdf by 11%, and it slowed down rendering of 6% of pdfs of a test corpus by 2+%.
>
> https://bugs.chromium.org/p/chromium/issues/detail?id=1067111 has repro steps. Could you take a look?


Sure, but my access to a decent linux box is limited while I'm on lockdown - is there anyway that you can raise a bug and post the IR/asm diffs from the repro please?


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