1 files changed, 15 insertions, 0 deletions
diff --git a/llvm/lib/Target/Hexagon/HexagonVectorLoopCarriedReuse.cpp b/llvm/lib/Target/Hexagon/HexagonVectorLoopCarriedReuse.cpp
index 77dc5f5eee7..7052503186e 100644
--- a/llvm/lib/Target/Hexagon/HexagonVectorLoopCarriedReuse.cpp
+++ b/llvm/lib/Target/Hexagon/HexagonVectorLoopCarriedReuse.cpp
@@ -302,6 +302,21 @@ bool HexagonVectorLoopCarriedReuse::isEquivalentOperation(Instruction *I1,
         return false;
     }
   }
+
+  // If both the Instructions are of Vector Type and any of the element
+  // is integer constant, check their values too for equivalence.
+  if (I1->getType()->isVectorTy() && I2->getType()->isVectorTy()) {
+    unsigned NumOperands = I1->getNumOperands();
+    for (unsigned i = 0; i < NumOperands; ++i) {
+      ConstantInt *C1 = dyn_cast<ConstantInt>(I1->getOperand(i));
+      ConstantInt *C2 = dyn_cast<ConstantInt>(I2->getOperand(i));
+      if(!C1) continue;
+      assert(C2);
+      if (C1->getSExtValue() != C2->getSExtValue())
+        return false;
+    }
+  }
+
   return true;
 }