[NFC] Move DroppedVariableStats code to Analysis (#120502)

This is done because the CodeGen library and Passes library both link
against Analysis, to avoid adding a dependency between CodeGen and
Passes if we want to extend the DroppedVariableStats code for MIR stats
as well, as seen in #120501

Author: rastogishubham

llvm/include/llvm/Passes/DroppedVariableStats.h renamed to llvm/include/llvm/Analysis/DroppedVariableStats.h

@@ -19,13 +19,13 @@
 #include "llvm/ADT/SmallVector.h"
 #include "llvm/ADT/StringRef.h"
 #include "llvm/ADT/StringSet.h"
+#include "llvm/Analysis/DroppedVariableStats.h"
 #include "llvm/CodeGen/MachineBasicBlock.h"
 #include "llvm/IR/BasicBlock.h"
 #include "llvm/IR/DebugInfoMetadata.h"
 #include "llvm/IR/OptBisect.h"
 #include "llvm/IR/PassTimingInfo.h"
 #include "llvm/IR/ValueHandle.h"
-#include "llvm/Passes/DroppedVariableStats.h"
 #include "llvm/Support/CommandLine.h"
 #include "llvm/Support/TimeProfiler.h"
 #include "llvm/Transforms/IPO/SampleProfileProbe.h"

llvm/include/llvm/Passes/StandardInstrumentations.h

@@ -60,6 +60,7 @@ add_llvm_component_library(LLVMAnalysis
   DomPrinter.cpp
   DomTreeUpdater.cpp
   DominanceFrontier.cpp
+  DroppedVariableStats.cpp
   DXILResource.cpp
   DXILMetadataAnalysis.cpp
   FunctionPropertiesAnalysis.cpp

llvm/lib/Analysis/CMakeLists.txt

@@ -11,7 +11,7 @@
 ///
 ///===---------------------------------------------------------------------===//
 
-#include "llvm/Passes/DroppedVariableStats.h"
+#include "llvm/Analysis/DroppedVariableStats.h"
 #include "llvm/IR/DebugInfoMetadata.h"
 #include "llvm/IR/InstIterator.h"
 #include "llvm/IR/Module.h"

llvm/lib/Passes/DroppedVariableStats.cpp renamed to llvm/lib/Analysis/DroppedVariableStats.cpp

@@ -1,6 +1,5 @@
 add_llvm_component_library(LLVMPasses
   CodeGenPassBuilder.cpp
-  DroppedVariableStats.cpp
   OptimizationLevel.cpp
   PassBuilder.cpp
   PassBuilderBindings.cpp