[all-commits] [llvm/llvm-project] 23e3e1: [GVN] GVNPass::ValueTable::lookupOrAdd - merge isa...

[Simon Pilgrim via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 23e3e107dceb1fd8c1fb81d1229f6aab09a1fce2
      https://github.com/llvm/llvm-project/commit/23e3e107dceb1fd8c1fb81d1229f6aab09a1fce2
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2022-12-14 (Wed, 14 Dec 2022)

  Changed paths:
    M llvm/lib/Transforms/Scalar/GVN.cpp

  Log Message:
  -----------
  [GVN] GVNPass::ValueTable::lookupOrAdd - merge isa<> and cast<> into single dyn_cast<>. NFCI.

Avoid calling separate isa<> and cast<> if we can - dyn_cast<> can more efficiently check for a safe cast and give the casted pointer.