[all-commits] [llvm/llvm-project] 536b04: [RegAllocFast] Lazily initialize InstrPosIndexes f...

[HaohaiWen via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 536b043219e75976888bd77f6063b02ebb6ffdb9
      https://github.com/llvm/llvm-project/commit/536b043219e75976888bd77f6063b02ebb6ffdb9
  Author: HaohaiWen <haohai.wen at intel.com>
  Date:   2023-12-25 (Mon, 25 Dec 2023)

  Changed paths:
    M llvm/lib/CodeGen/RegAllocFast.cpp

  Log Message:
  -----------
  [RegAllocFast] Lazily initialize InstrPosIndexes for each MBB (#76275)

Most basic block do not need to query dominates. Defer initialization of
InstrPosIndexes to first query for each MBB.