Imported Upstream version 5.18.0.182

Former-commit-id: f9d55cf82631bfd710c387739687e5845296aea1

external/llvm/lib/Transforms/Hello/Hello.cpp

@@ -1,65 +0,0 @@
-//===- Hello.cpp - Example code from "Writing an LLVM Pass" ---------------===//
-//
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// This file implements two versions of the LLVM "Hello World" pass described
-// in docs/WritingAnLLVMPass.html
-//
-//===----------------------------------------------------------------------===//
-
-#include "llvm/ADT/Statistic.h"
-#include "llvm/IR/Function.h"
-#include "llvm/Pass.h"
-#include "llvm/Support/raw_ostream.h"
-using namespace llvm;
-
-#define DEBUG_TYPE "hello"
-
-STATISTIC(HelloCounter, "Counts number of functions greeted");
-
-namespace {
-  // Hello - The first implementation, without getAnalysisUsage.
-  struct Hello : public FunctionPass {
-    static char ID; // Pass identification, replacement for typeid
-    Hello() : FunctionPass(ID) {}
-
-    bool runOnFunction(Function &F) override {
-      ++HelloCounter;
-      errs() << "Hello: ";
-      errs().write_escaped(F.getName()) << '\n';
-      return false;
-    }
-  };
-}
-
-char Hello::ID = 0;
-static RegisterPass<Hello> X("hello", "Hello World Pass");
-
-namespace {
-  // Hello2 - The second implementation with getAnalysisUsage implemented.
-  struct Hello2 : public FunctionPass {
-    static char ID; // Pass identification, replacement for typeid
-    Hello2() : FunctionPass(ID) {}
-
-    bool runOnFunction(Function &F) override {
-      ++HelloCounter;
-      errs() << "Hello: ";
-      errs().write_escaped(F.getName()) << '\n';
-      return false;
-    }
-
-    // We don't modify the program, so we preserve all analyses.
-    void getAnalysisUsage(AnalysisUsage &AU) const override {
-      AU.setPreservesAll();
-    }
-  };
-}
-
-char Hello2::ID = 0;
-static RegisterPass<Hello2>
-Y("hello2", "Hello World Pass (with getAnalysisUsage implemented)");