Imported Upstream version 5.18.0.234

Former-commit-id: 8071ec1a8c5eaa9be24b41745add19297608001f

external/llvm/lib/CodeGen/MachinePostDominators.cpp

@@ -1,58 +0,0 @@
-//===- MachinePostDominators.cpp -Machine 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 simple dominator construction algorithms for finding
-// post dominators on machine functions.
-//
-//===----------------------------------------------------------------------===//
-
-#include "llvm/CodeGen/MachinePostDominators.h"
-
-using namespace llvm;
-
-namespace llvm {
-template class DominatorTreeBase<MachineBasicBlock, true>; // PostDomTreeBase
-}
-
-char MachinePostDominatorTree::ID = 0;
-
-//declare initializeMachinePostDominatorTreePass
-INITIALIZE_PASS(MachinePostDominatorTree, "machinepostdomtree",
-                "MachinePostDominator Tree Construction", true, true)
-
-MachinePostDominatorTree::MachinePostDominatorTree() : MachineFunctionPass(ID) {
-  initializeMachinePostDominatorTreePass(*PassRegistry::getPassRegistry());
-  DT = new PostDomTreeBase<MachineBasicBlock>();
-}
-
-FunctionPass *
-MachinePostDominatorTree::createMachinePostDominatorTreePass() {
-  return new MachinePostDominatorTree();
-}
-
-bool
-MachinePostDominatorTree::runOnMachineFunction(MachineFunction &F) {
-  DT->recalculate(F);
-  return false;
-}
-
-MachinePostDominatorTree::~MachinePostDominatorTree() {
-  delete DT;
-}
-
-void
-MachinePostDominatorTree::getAnalysisUsage(AnalysisUsage &AU) const {
-  AU.setPreservesAll();
-  MachineFunctionPass::getAnalysisUsage(AU);
-}
-
-void
-MachinePostDominatorTree::print(llvm::raw_ostream &OS, const Module *M) const {
-  DT->print(OS);
-}