[PATCH] D83457: Fix return status of AtomicExpandPass

[serge via Phabricator via llvm-commits]

serge-sans-paille created this revision.
serge-sans-paille added reviewers: arsenm, asb, foad, jdoerfert.
Herald added subscribers: llvm-commits, hiraditya, wdng.
Herald added a project: LLVM.

Correctly reflect change in the return status.

Patch needed to land https://reviews.llvm.org/D80916


https://reviews.llvm.org/D83457

Files:
  llvm/lib/CodeGen/AtomicExpandPass.cpp


Index: llvm/lib/CodeGen/AtomicExpandPass.cpp
===================================================================
--- llvm/lib/CodeGen/AtomicExpandPass.cpp
+++ llvm/lib/CodeGen/AtomicExpandPass.cpp
@@ -1447,8 +1447,10 @@
   default:
     llvm_unreachable("Unhandled case in tryExpandAtomicCmpXchg");
   case TargetLoweringBase::AtomicExpansionKind::None:
-    if (ValueSize < MinCASSize)
+    if (ValueSize < MinCASSize) {
       expandPartwordCmpXchg(CI);
+      return true;
+    }
     return false;
   case TargetLoweringBase::AtomicExpansionKind::LLSC: {
     return expandAtomicCmpXchg(CI);


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