1 files changed, 8 insertions, 7 deletions
diff --git a/llvm/lib/Transforms/InstCombine/InstCombineCasts.cpp b/llvm/lib/Transforms/InstCombine/InstCombineCasts.cpp
index 9934c065ebf8..6c2554ea73b7 100644
--- a/llvm/lib/Transforms/InstCombine/InstCombineCasts.cpp
+++ b/llvm/lib/Transforms/InstCombine/InstCombineCasts.cpp
@@ -95,8 +95,8 @@ Value *InstCombinerImpl::EvaluateInDifferentType(Value *V, Type *Ty,
       default:
         llvm_unreachable("Unsupported call!");
       case Intrinsic::vscale: {
-        Function *Fn =
-            Intrinsic::getDeclaration(I->getModule(), Intrinsic::vscale, {Ty});
+        Function *Fn = Intrinsic::getOrInsertDeclaration(
+            I->getModule(), Intrinsic::vscale, {Ty});
         Res = CallInst::Create(Fn->getFunctionType(), Fn);
         break;
       }
@@ -600,7 +600,8 @@ Instruction *InstCombinerImpl::narrowFunnelShift(TruncInst &Trunc) {
   if (ShVal0 != ShVal1)
     Y = Builder.CreateTrunc(ShVal1, DestTy);
   Intrinsic::ID IID = IsFshl ? Intrinsic::fshl : Intrinsic::fshr;
-  Function *F = Intrinsic::getDeclaration(Trunc.getModule(), IID, DestTy);
+  Function *F =
+      Intrinsic::getOrInsertDeclaration(Trunc.getModule(), IID, DestTy);
   return CallInst::Create(F, {X, Y, NarrowShAmt});
 }
 
@@ -1912,8 +1913,8 @@ Instruction *InstCombinerImpl::visitFPTrunc(FPTruncInst &FPT) {
       // Do unary FP operation on smaller type.
       // (fptrunc (fabs x)) -> (fabs (fptrunc x))
       Value *InnerTrunc = Builder.CreateFPTrunc(Src, Ty);
-      Function *Overload = Intrinsic::getDeclaration(FPT.getModule(),
-                                                     II->getIntrinsicID(), Ty);
+      Function *Overload = Intrinsic::getOrInsertDeclaration(
+          FPT.getModule(), II->getIntrinsicID(), Ty);
       SmallVector<OperandBundleDef, 1> OpBundles;
       II->getOperandBundlesAsDefs(OpBundles);
       CallInst *NewCI =
@@ -2855,8 +2856,8 @@ Instruction *InstCombinerImpl::visitBitCast(BitCastInst &CI) {
       if (IntrinsicNum != 0) {
         assert(ShufOp0->getType() == SrcTy && "Unexpected shuffle mask");
         assert(match(ShufOp1, m_Undef()) && "Unexpected shuffle op");
-        Function *BswapOrBitreverse =
-            Intrinsic::getDeclaration(CI.getModule(), IntrinsicNum, DestTy);
+        Function *BswapOrBitreverse = Intrinsic::getOrInsertDeclaration(
+            CI.getModule(), IntrinsicNum, DestTy);
         Value *ScalarX = Builder.CreateBitCast(ShufOp0, DestTy);
         return CallInst::Create(BswapOrBitreverse, {ScalarX});
       }