[all-commits] [llvm/llvm-project] 7f518e: [DAG] Add a one-use check to concat -> scalar_to_v...

[David Green via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 7f518ee9eaa53fcd475e374aaed05ada4573d115
      https://github.com/llvm/llvm-project/commit/7f518ee9eaa53fcd475e374aaed05ada4573d115
  Author: David Green <david.green at arm.com>
  Date:   2024-01-26 (Fri, 26 Jan 2024)

  Changed paths:
    M llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
    M llvm/test/CodeGen/AArch64/pr79100.ll

  Log Message:
  -----------
  [DAG] Add a one-use check to concat -> scalar_to_vector fold. (#79510)

Without this we can end up with multiple copies from gpr->fpr.