[all-commits] [llvm/llvm-project] 7a10fc: [DAG] Add basic folds for CLMUL nodes (#176961)

[Vishruth Thimmaiah via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 7a10fc8d542560068fc871d24ae1becabfd5d26b
      https://github.com/llvm/llvm-project/commit/7a10fc8d542560068fc871d24ae1becabfd5d26b
  Author: Vishruth Thimmaiah <vishruththimmaiah at gmail.com>
  Date:   2026-01-23 (Fri, 23 Jan 2026)

  Changed paths:
    M llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
    A llvm/test/CodeGen/RISCV/combine-clmul.ll
    M llvm/test/CodeGen/X86/pclmulqdq.ll

  Log Message:
  -----------
  [DAG] Add basic folds for CLMUL nodes (#176961)

Closes #176783

Adds support for folding `ISD::CMUL`/`CMULH`/`CMULR` nodes.



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