[llvm] [GlobalIsel] Combine G_ADD and G_SUB with constants (PR #97771)

Thorsten Schütt via llvm-commits llvm-commits at lists.llvm.org
Mon Aug 5 12:01:20 PDT 2024


tschuett wrote:

Thanks for chiming in. Surprise, I like `getIConstantVRegVal`. It goes through MRI and has to be fallible. The other option, I could see that tablegen creates a struct/class with the reconstructed pattern:
`bool matchFoo(const FooPattern *Pattern, BuildFnTy &MatchInfo);`

https://github.com/llvm/llvm-project/pull/97771


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