[PATCH] D143646: [RISCV] Return false from shouldFormOverflowOp

Fri Feb 10 04:15:17 PST 2023

liaolucy added a comment.

In D143646#4115724 <https://reviews.llvm.org/D143646#4115724>, @craig.topper wrote:

> The regression in D142071 <https://reviews.llvm.org/D142071> was for i64 on rv32. Do we need to disable this completely or only for that case?

I added more examples and it looks like there are optimizations on some rv64

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  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D143646/new/

https://reviews.llvm.org/D143646