[PATCH] D71287: [PowerPC] [RFC] exploit fcti[dw] instructions for lrint and llrint

Nemanja Ivanovic via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Fri Dec 27 10:43:40 PST 2019


nemanjai added a comment.

In D71287#1797468 <https://reviews.llvm.org/D71287#1797468>, @jhibbits wrote:

> The conflict I see is the other patch uses VSX for the operations, but this uses instructions that have been around as far back as the PPC970.


Fair enough. I keep forgetting that recent server CPUs are not the only things that matter in the PPC world. I think we should handle `lrint` and `llrint` here and handle the rest of the nodes in the other patch. In fact, I think both patches can go in as they don't really conflict each other (save for some test case changes). So I imagine you'll just need to rebase this once I commit the other one.


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