Imported Upstream version 5.18.0.182

Former-commit-id: f9d55cf82631bfd710c387739687e5845296aea1

external/llvm/lib/Transforms/Utils/InstructionNamer.cpp

@@ -1,63 +0,0 @@
-//===- InstructionNamer.cpp - Give anonymous instructions names -----------===//
-//
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// This is a little utility pass that gives instructions names, this is mostly
-// useful when diffing the effect of an optimization because deleting an
-// unnamed instruction can change all other instruction numbering, making the
-// diff very noisy.
-//
-//===----------------------------------------------------------------------===//
-
-#include "llvm/IR/Function.h"
-#include "llvm/IR/Type.h"
-#include "llvm/Pass.h"
-#include "llvm/Transforms/Scalar.h"
-using namespace llvm;
-
-namespace {
-  struct InstNamer : public FunctionPass {
-    static char ID; // Pass identification, replacement for typeid
-    InstNamer() : FunctionPass(ID) {
-      initializeInstNamerPass(*PassRegistry::getPassRegistry());
-    }
-
-    void getAnalysisUsage(AnalysisUsage &Info) const override {
-      Info.setPreservesAll();
-    }
-
-    bool runOnFunction(Function &F) override {
-      for (auto &Arg : F.args())
-        if (!Arg.hasName())
-          Arg.setName("arg");
-
-      for (BasicBlock &BB : F) {
-        if (!BB.hasName())
-          BB.setName("bb");
-
-        for (Instruction &I : BB)
-          if (!I.hasName() && !I.getType()->isVoidTy())
-            I.setName("tmp");
-      }
-      return true;
-    }
-  };
-
-  char InstNamer::ID = 0;
-}
-
-INITIALIZE_PASS(InstNamer, "instnamer",
-                "Assign names to anonymous instructions", false, false)
-char &llvm::InstructionNamerID = InstNamer::ID;
-//===----------------------------------------------------------------------===//
-//
-// InstructionNamer - Give any unnamed non-void instructions "tmp" names.
-//
-FunctionPass *llvm::createInstructionNamerPass() {
-  return new InstNamer();
-}