[llvm] 4444374 - [NewPM] Remove InstCountLegacyPass (#72936)

[via llvm-commits]

Author: Aiden Grossman
Date: 2023-11-21T00:51:52-08:00
New Revision: 4444374fd1536e80f1cb14e4b7ab4b9fcd4b79bd

URL: https://github.com/llvm/llvm-project/commit/4444374fd1536e80f1cb14e4b7ab4b9fcd4b79bd
DIFF: https://github.com/llvm/llvm-project/commit/4444374fd1536e80f1cb14e4b7ab4b9fcd4b79bd.diff

LOG: [NewPM] Remove InstCountLegacyPass (#72936)

This pass isn't used/tested anywhere upstream, so remove it.

Added: 
    

Modified: 
    llvm/include/llvm/Analysis/Passes.h
    llvm/include/llvm/InitializePasses.h
    llvm/include/llvm/LinkAllPasses.h
    llvm/lib/Analysis/Analysis.cpp
    llvm/lib/Analysis/InstCount.cpp

Removed: 
    


################################################################################
diff  --git a/llvm/include/llvm/Analysis/Passes.h b/llvm/include/llvm/Analysis/Passes.h
index ac1bc3549910c8c..a8a86da1207020f 100644
--- a/llvm/include/llvm/Analysis/Passes.h
+++ b/llvm/include/llvm/Analysis/Passes.h
@@ -46,12 +46,6 @@ namespace llvm {
   //
   FunctionPass *createDelinearizationPass();
 
-  //===--------------------------------------------------------------------===//
-  //
-  // Minor pass prototypes, allowing us to expose them through bugpoint and
-  // analyze.
-  FunctionPass *createInstCountPass();
-
   //===--------------------------------------------------------------------===//
   //
   // createRegionInfoPass - This pass finds all single entry single exit regions

diff  --git a/llvm/include/llvm/InitializePasses.h b/llvm/include/llvm/InitializePasses.h
index c4b7eff0947ff44..f1d276dea6db247 100644
--- a/llvm/include/llvm/InitializePasses.h
+++ b/llvm/include/llvm/InitializePasses.h
@@ -139,7 +139,6 @@ void initializeImmutableModuleSummaryIndexWrapperPassPass(PassRegistry&);
 void initializeImplicitNullChecksPass(PassRegistry&);
 void initializeIndirectBrExpandPassPass(PassRegistry&);
 void initializeInferAddressSpacesPass(PassRegistry&);
-void initializeInstCountLegacyPassPass(PassRegistry &);
 void initializeInstSimplifyLegacyPassPass(PassRegistry &);
 void initializeInstructionCombiningPassPass(PassRegistry&);
 void initializeInstructionSelectPass(PassRegistry&);

diff  --git a/llvm/include/llvm/LinkAllPasses.h b/llvm/include/llvm/LinkAllPasses.h
index 51cd21f73cd8c3a..47d009a3a9185a3 100644
--- a/llvm/include/llvm/LinkAllPasses.h
+++ b/llvm/include/llvm/LinkAllPasses.h
@@ -117,7 +117,6 @@ namespace {
       (void) llvm::createSingleLoopExtractorPass();
       (void) llvm::createTailCallEliminationPass();
       (void)llvm::createTLSVariableHoistPass();
-      (void) llvm::createInstCountPass();
       (void) llvm::createConstantHoistingPass();
       (void) llvm::createCodeGenPreparePass();
       (void) llvm::createEarlyCSEPass();

diff  --git a/llvm/lib/Analysis/Analysis.cpp b/llvm/lib/Analysis/Analysis.cpp
index 80ea80303644449..a7b4a001a28bdea 100644
--- a/llvm/lib/Analysis/Analysis.cpp
+++ b/llvm/lib/Analysis/Analysis.cpp
@@ -45,7 +45,6 @@ void llvm::initializeAnalysis(PassRegistry &Registry) {
   initializeAAResultsWrapperPassPass(Registry);
   initializeGlobalsAAWrapperPassPass(Registry);
   initializeIVUsersWrapperPassPass(Registry);
-  initializeInstCountLegacyPassPass(Registry);
   initializeIntervalPartitionPass(Registry);
   initializeIRSimilarityIdentifierWrapperPassPass(Registry);
   initializeLazyBranchProbabilityInfoPassPass(Registry);

diff  --git a/llvm/lib/Analysis/InstCount.cpp b/llvm/lib/Analysis/InstCount.cpp
index 8366bee083f225b..d427d3eeaa9e168 100644
--- a/llvm/lib/Analysis/InstCount.cpp
+++ b/llvm/lib/Analysis/InstCount.cpp
@@ -15,8 +15,6 @@
 #include "llvm/Analysis/Passes.h"
 #include "llvm/IR/Function.h"
 #include "llvm/IR/InstVisitor.h"
-#include "llvm/InitializePasses.h"
-#include "llvm/Pass.h"
 #include "llvm/Support/Debug.h"
 #include "llvm/Support/ErrorHandling.h"
 #include "llvm/Support/raw_ostream.h"
@@ -63,32 +61,3 @@ PreservedAnalyses InstCountPass::run(Function &F,
 
   return PreservedAnalyses::all();
 }
-
-namespace {
-class InstCountLegacyPass : public FunctionPass {
-public:
-  static char ID; // Pass identification, replacement for typeid
-  InstCountLegacyPass() : FunctionPass(ID) {
-    initializeInstCountLegacyPassPass(*PassRegistry::getPassRegistry());
-  }
-
-  bool runOnFunction(Function &F) override {
-    LLVM_DEBUG(dbgs() << "INSTCOUNT: running on function " << F.getName()
-                      << "\n");
-    InstCount().visit(F);
-    return false;
-  };
-
-  void getAnalysisUsage(AnalysisUsage &AU) const override {
-    AU.setPreservesAll();
-  }
-
-  void print(raw_ostream &O, const Module *M) const override {}
-};
-} // namespace
-
-char InstCountLegacyPass::ID = 0;
-INITIALIZE_PASS(InstCountLegacyPass, "instcount",
-                "Counts the various types of Instructions", false, true)
-
-FunctionPass *llvm::createInstCountPass() { return new InstCountLegacyPass(); }