[PATCH] D42067: [SelectionDAG] Teach computeKnownBits about ATOMIC_CMP_SWAP_WITH_SUCCESS boolean return value

Ulrich Weigand via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Fri Jan 19 12:49:11 PST 2018


This revision was automatically updated to reflect the committed changes.
Closed by commit rL322985: [SelectionDAG] Teach computeKnownBits about ATOMIC_CMP_SWAP_WITH_SUCCESS… (authored by uweigand, committed by ).

Changed prior to commit:
  https://reviews.llvm.org/D42067?vs=129843&id=130677#toc

Repository:
  rL LLVM

https://reviews.llvm.org/D42067

Files:
  llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAG.cpp


Index: llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
===================================================================
--- llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
+++ llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
@@ -2442,6 +2442,7 @@
     break;
   case ISD::SMULO:
   case ISD::UMULO:
+  case ISD::ATOMIC_CMP_SWAP_WITH_SUCCESS:
     if (Op.getResNo() != 1)
       break;
     // The boolean result conforms to getBooleanContents.


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