[llvm] [SelectionDAG] Allow constant UREM decomposition without high multiply (PR #210232)

[Keshav Vinayak Jha via llvm-commits]

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keshavvinayak01 wrote:

Done. Both test files now use -mtriple=amdgpu6.00 / amdgpu11.00, no longer pass -verify-machineinstrs, and check --implicit-check-not=s_swappc_b64 so they reject an emitted external call rather than naming a particular libcall. The focused tests and full CodeGen suite pass.

https://github.com/llvm/llvm-project/pull/210232