Imported Upstream version 5.18.0.207

Former-commit-id: 3b152f462918d427ce18620a2cbe4f8b79650449

external/llvm/lib/Analysis/PostDominators.cpp

@@ -1,73 +0,0 @@
-//===- PostDominators.cpp - Post-Dominator Calculation --------------------===//
-//
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// This file implements the post-dominator construction algorithms.
-//
-//===----------------------------------------------------------------------===//
-
-#include "llvm/Analysis/PostDominators.h"
-#include "llvm/IR/Function.h"
-#include "llvm/IR/PassManager.h"
-#include "llvm/Pass.h"
-#include "llvm/Support/raw_ostream.h"
-
-using namespace llvm;
-
-#define DEBUG_TYPE "postdomtree"
-
-//===----------------------------------------------------------------------===//
-//  PostDominatorTree Implementation
-//===----------------------------------------------------------------------===//
-
-char PostDominatorTreeWrapperPass::ID = 0;
-
-INITIALIZE_PASS(PostDominatorTreeWrapperPass, "postdomtree",
-                "Post-Dominator Tree Construction", true, true)
-
-bool PostDominatorTree::invalidate(Function &F, const PreservedAnalyses &PA,
-                                   FunctionAnalysisManager::Invalidator &) {
-  // Check whether the analysis, all analyses on functions, or the function's
-  // CFG have been preserved.
-  auto PAC = PA.getChecker<PostDominatorTreeAnalysis>();
-  return !(PAC.preserved() || PAC.preservedSet<AllAnalysesOn<Function>>() ||
-           PAC.preservedSet<CFGAnalyses>());
-}
-
-bool PostDominatorTreeWrapperPass::runOnFunction(Function &F) {
-  DT.recalculate(F);
-  return false;
-}
-
-void PostDominatorTreeWrapperPass::print(raw_ostream &OS, const Module *) const {
-  DT.print(OS);
-}
-
-FunctionPass* llvm::createPostDomTree() {
-  return new PostDominatorTreeWrapperPass();
-}
-
-AnalysisKey PostDominatorTreeAnalysis::Key;
-
-PostDominatorTree PostDominatorTreeAnalysis::run(Function &F,
-                                                 FunctionAnalysisManager &) {
-  PostDominatorTree PDT;
-  PDT.recalculate(F);
-  return PDT;
-}
-
-PostDominatorTreePrinterPass::PostDominatorTreePrinterPass(raw_ostream &OS)
-  : OS(OS) {}
-
-PreservedAnalyses
-PostDominatorTreePrinterPass::run(Function &F, FunctionAnalysisManager &AM) {
-  OS << "PostDominatorTree for function: " << F.getName() << "\n";
-  AM.getResult<PostDominatorTreeAnalysis>(F).print(OS);
-
-  return PreservedAnalyses::all();
-}