[PATCH] D136158: [AArch64] Adjust operand sequence for Add+Sub to combine more inline shift

[Dave Green via Phabricator via llvm-commits]

dmgreen added a comment.

Ah - it just means compiler the compiler with itself (on AArch64) and make sure it still passes all the tests. There are some details, including some handy cmake options in https://llvm.org/docs/AdvancedBuilds.html


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  https://reviews.llvm.org/D136158/new/

https://reviews.llvm.org/D136158