[NFC][DirectX] Change deprecated insertBefore(Instruction*) API

[bharadwajy]

This fixes build errors due to deprecation of this API in commit 79499f0

All tests in llvm/test/CodeGen/DirectX - including those added in commit 5ac624c that added the original code verified to pass.

[llvmbot]

@llvm/pr-subscribers-backend-directx

Author: S. Bharadwaj Yadavalli (bharadwajy)

Changes

This fixes build errors due to deprecation of this API in commit 79499f0

All tests in llvm/test/CodeGen/DirectX - including those added in change 5ac624c that added the original code verified to pass.

---

Full diff: https://github.com/llvm/llvm-project/pull/125308.diff

2 Files Affected:

• (modified) llvm/lib/Target/DirectX/DXILDataScalarization.cpp (+2-2)
• (modified) llvm/lib/Target/DirectX/DXILFlattenArrays.cpp (+2-2)

diff --git a/llvm/lib/Target/DirectX/DXILDataScalarization.cpp b/llvm/lib/Target/DirectX/DXILDataScalarization.cpp
index 2ab2daaff5b51c..a0dd17904f6fa8 100644
--- a/llvm/lib/Target/DirectX/DXILDataScalarization.cpp
+++ b/llvm/lib/Target/DirectX/DXILDataScalarization.cpp
@@ -91,7 +91,7 @@ bool DataScalarizerVisitor::visitLoadInst(LoadInst &LI) {
     if (CE && CE->getOpcode() == Instruction::GetElementPtr) {
       GetElementPtrInst *OldGEP =
           cast<GetElementPtrInst>(CE->getAsInstruction());
-      OldGEP->insertBefore(&LI);
+      OldGEP->insertBefore(LI.getIterator());
       IRBuilder<> Builder(&LI);
       LoadInst *NewLoad =
           Builder.CreateLoad(LI.getType(), OldGEP, LI.getName());
@@ -115,7 +115,7 @@ bool DataScalarizerVisitor::visitStoreInst(StoreInst &SI) {
     if (CE && CE->getOpcode() == Instruction::GetElementPtr) {
       GetElementPtrInst *OldGEP =
           cast<GetElementPtrInst>(CE->getAsInstruction());
-      OldGEP->insertBefore(&SI);
+      OldGEP->insertBefore(SI.getIterator());
       IRBuilder<> Builder(&SI);
       StoreInst *NewStore = Builder.CreateStore(SI.getValueOperand(), OldGEP);
       NewStore->setAlignment(SI.getAlign());
diff --git a/llvm/lib/Target/DirectX/DXILFlattenArrays.cpp b/llvm/lib/Target/DirectX/DXILFlattenArrays.cpp
index 53fc1c713a8c26..a3163a89696428 100644
--- a/llvm/lib/Target/DirectX/DXILFlattenArrays.cpp
+++ b/llvm/lib/Target/DirectX/DXILFlattenArrays.cpp
@@ -164,7 +164,7 @@ bool DXILFlattenArraysVisitor::visitLoadInst(LoadInst &LI) {
     if (CE && CE->getOpcode() == Instruction::GetElementPtr) {
       GetElementPtrInst *OldGEP =
           cast<GetElementPtrInst>(CE->getAsInstruction());
-      OldGEP->insertBefore(&LI);
+      OldGEP->insertBefore(LI.getIterator());
 
       IRBuilder<> Builder(&LI);
       LoadInst *NewLoad =
@@ -187,7 +187,7 @@ bool DXILFlattenArraysVisitor::visitStoreInst(StoreInst &SI) {
     if (CE && CE->getOpcode() == Instruction::GetElementPtr) {
       GetElementPtrInst *OldGEP =
           cast<GetElementPtrInst>(CE->getAsInstruction());
-      OldGEP->insertBefore(&SI);
+      OldGEP->insertBefore(SI.getIterator());
 
       IRBuilder<> Builder(&SI);
       StoreInst *NewStore = Builder.CreateStore(SI.getValueOperand(), OldGEP);