[PATCH] D158095: [NFC][ValueTracking] Remove calls to computeKnownBits for non-intrinsic CallInsts in isKnownNonZeroFromOperator

[Dhruv Chawla via Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rGde059a2ea299: [NFC][ValueTracking] Remove calls to computeKnownBits for non-intrinsic… (authored by 0xdc03).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D158095/new/

https://reviews.llvm.org/D158095

Files:
  llvm/lib/Analysis/ValueTracking.cpp


Index: llvm/lib/Analysis/ValueTracking.cpp
===================================================================
--- llvm/lib/Analysis/ValueTracking.cpp
+++ llvm/lib/Analysis/ValueTracking.cpp
@@ -2729,6 +2729,9 @@
         return true;
       if (const auto *RP = getArgumentAliasingToReturnedPointer(Call, true))
         return isKnownNonZero(RP, Depth, Q);
+    } else if (const Value *RV = cast<CallBase>(I)->getReturnedArgOperand()) {
+      if (isKnownNonZero(RV, Depth, Q))
+        return true;
     }
 
     if (auto *II = dyn_cast<IntrinsicInst>(I)) {
@@ -2791,8 +2794,10 @@
       default:
         break;
       }
+      break;
     }
-    break;
+
+    return false;
   }
 
   KnownBits Known(BitWidth);


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