Revert "[IR2Vec] Initial infrastructure for MIR2Vec (#161463)"

This reverts commit 879f861.

Author: svkeerthy

llvm/include/llvm/Analysis/IR2Vec.h

@@ -153,11 +153,8 @@ class VocabStorage {
   /// Section-based storage
   std::vector<std::vector<Embedding>> Sections;
 
-  // Fixme: Check if these members can be made const (and delete move
-  // assignment) after changing Vocabulary creation by using static factory
-  // methods.
-  size_t TotalSize = 0;
-  unsigned Dimension = 0;
+  const size_t TotalSize;
+  const unsigned Dimension;
 
 public:
   /// Default constructor creates empty storage (invalid state)
@@ -167,7 +164,7 @@ class VocabStorage {
   VocabStorage(std::vector<std::vector<Embedding>> &&SectionData);
 
   VocabStorage(VocabStorage &&) = default;
-  VocabStorage &operator=(VocabStorage &&) = default;
+  VocabStorage &operator=(VocabStorage &&) = delete;
 
   VocabStorage(const VocabStorage &) = delete;
   VocabStorage &operator=(const VocabStorage &) = delete;

llvm/include/llvm/CodeGen/MIR2Vec.h

@@ -88,11 +88,6 @@ LLVM_ABI MachineFunctionPass *
 createMachineFunctionPrinterPass(raw_ostream &OS,
                                  const std::string &Banner = "");
 
-/// MIR2VecVocabPrinter pass - This pass prints out the MIR2Vec vocabulary
-/// contents to the given stream as a debugging tool.
-LLVM_ABI MachineFunctionPass *
-createMIR2VecVocabPrinterLegacyPass(raw_ostream &OS);
-
 /// StackFramePrinter pass - This pass prints out the machine function's
 /// stack frame to the given stream as a debugging tool.
 LLVM_ABI MachineFunctionPass *createStackFrameLayoutAnalysisPass();

llvm/include/llvm/CodeGen/Passes.h

@@ -220,8 +220,6 @@ LLVM_ABI void initializeMachinePostDominatorTreeWrapperPassPass(PassRegistry &);
 LLVM_ABI void initializeMachineRegionInfoPassPass(PassRegistry &);
 LLVM_ABI void
 initializeMachineSanitizerBinaryMetadataLegacyPass(PassRegistry &);
-LLVM_ABI void initializeMIR2VecVocabLegacyAnalysisPass(PassRegistry &);
-LLVM_ABI void initializeMIR2VecVocabPrinterLegacyPassPass(PassRegistry &);
 LLVM_ABI void initializeMachineSchedulerLegacyPass(PassRegistry &);
 LLVM_ABI void initializeMachineSinkingLegacyPass(PassRegistry &);
 LLVM_ABI void initializeMachineTraceMetricsWrapperPassPass(PassRegistry &);