[PATCH] D82439: [ARM] Rearrange SizeReduction when using -Oz

Eli Friedman via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Wed Jun 24 14:07:52 PDT 2020


efriedma added a comment.

> But my understanding from trying this a long time ago was that would mess up a lot of the schedulers we have that would take quite a bit of work to fix.

You mean, the scheduling models don't handle Thumb1 instructions well?  Or there an issue with the way the actual CPUs handle Thumb1 instructions?


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https://reviews.llvm.org/D82439





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