Revert "[IR][NFC] Update IRBuilder to use InsertPosition (#96497)"

Reverts the above commit, as it updates a common header function and
did not update all callsites:

  https://lab.llvm.org/buildbot/#/builders/29/builds/382

This reverts commit 6481dc57612671ebe77fe9c34214fba94e1b3b27.

1 files changed, 1 insertions, 1 deletions

diff --git a/llvm/lib/Target/AMDGPU/AMDGPULowerModuleLDSPass.cpp b/llvm/lib/Target/AMDGPU/AMDGPULowerModuleLDSPass.cpp
index 58ba577956db..2bdbf4151dd9 100644
--- a/llvm/lib/Target/AMDGPU/AMDGPULowerModuleLDSPass.cpp
+++ b/llvm/lib/Target/AMDGPU/AMDGPULowerModuleLDSPass.cpp
@@ -283,7 +283,7 @@ class AMDGPULowerModuleLDS {
     // codegen would suffice for that, but one would still need to ensure that
     // the variables are allocated in the anticpated order.
     BasicBlock *Entry = &Func->getEntryBlock();
-    IRBuilder<> Builder(Entry->getFirstNonPHIIt());
+    IRBuilder<> Builder(Entry, Entry->getFirstNonPHIIt());
 
     Function *Decl =
         Intrinsic::getDeclaration(Func->getParent(), Intrinsic::donothing, {});