[InstCombine] Use CreateGEP() API (NFC)

Use the IRBuilder API that accepts inbounds as a boolean parameter,
rather than using a ternary.

diff --git a/llvm/lib/Transforms/InstCombine/InstructionCombining.cpp b/llvm/lib/Transforms/InstCombine/InstructionCombining.cpp
index 7cae08d..116e6b2 100644 (file)
--- a/llvm/lib/Transforms/InstCombine/InstructionCombining.cpp
+++ b/llvm/lib/Transforms/InstCombine/InstructionCombining.cpp
@@ -2043,13 +2043,11 @@ Instruction *InstCombinerImpl::visitGEPOfGEP(GetElementPtrInst &GEP,
       // If both GEP are constant-indexed, and cannot be merged in either way,
       // convert them to a GEP of i8.
       if (Src->hasAllConstantIndices())
-        return isMergedGEPInBounds(*Src, *cast<GEPOperator>(&GEP))
-            ? GetElementPtrInst::CreateInBounds(
-                Builder.getInt8Ty(), Src->getOperand(0),
-                Builder.getInt(OffsetOld), GEP.getName())
-            : GetElementPtrInst::Create(
-                Builder.getInt8Ty(), Src->getOperand(0),
-                Builder.getInt(OffsetOld), GEP.getName());
+        return replaceInstUsesWith(
+            GEP, Builder.CreateGEP(
+                     Builder.getInt8Ty(), Src->getOperand(0),
+                     Builder.getInt(OffsetOld), "",
+                     isMergedGEPInBounds(*Src, *cast<GEPOperator>(&GEP))));
       return nullptr;
     }
 
@@ -2066,13 +2064,9 @@ Instruction *InstCombinerImpl::visitGEPOfGEP(GetElementPtrInst &GEP,
       IsInBounds &= Idx.isNonNegative() == ConstIndices[0].isNonNegative();
     }
 
-    return IsInBounds
-               ? GetElementPtrInst::CreateInBounds(Src->getSourceElementType(),
-                                                   Src->getOperand(0), Indices,
-                                                   GEP.getName())
-               : GetElementPtrInst::Create(Src->getSourceElementType(),
-                                           Src->getOperand(0), Indices,
-                                           GEP.getName());
+    return replaceInstUsesWith(
+        GEP, Builder.CreateGEP(Src->getSourceElementType(), Src->getOperand(0),
+                               Indices, "", IsInBounds));
   }
 
   if (Src->getResultElementType() != GEP.getSourceElementType())
@@ -2126,13 +2120,10 @@ Instruction *InstCombinerImpl::visitGEPOfGEP(GetElementPtrInst &GEP,
   }
 
   if (!Indices.empty())
-    return isMergedGEPInBounds(*Src, *cast<GEPOperator>(&GEP))
-               ? GetElementPtrInst::CreateInBounds(
-                     Src->getSourceElementType(), Src->getOperand(0), Indices,
-                     GEP.getName())
-               : GetElementPtrInst::Create(Src->getSourceElementType(),
-                                           Src->getOperand(0), Indices,
-                                           GEP.getName());
+    return replaceInstUsesWith(
+        GEP, Builder.CreateGEP(
+                 Src->getSourceElementType(), Src->getOperand(0), Indices, "",
+                 isMergedGEPInBounds(*Src, *cast<GEPOperator>(&GEP))));
 
   return nullptr;
 }