Imported Upstream version 5.18.0.247

Former-commit-id: 2d6af2e4ed0eda5cbdc2946446ef7718456ad190

external/llvm/lib/CodeGen/FEntryInserter.cpp

@@ -1,53 +0,0 @@
-//===-- FEntryInsertion.cpp - Patchable prologues for LLVM -------------===//
-//
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// This file edits function bodies to insert fentry calls.
-//
-//===----------------------------------------------------------------------===//
-
-#include "llvm/CodeGen/MachineFunction.h"
-#include "llvm/CodeGen/MachineFunctionPass.h"
-#include "llvm/CodeGen/MachineInstrBuilder.h"
-#include "llvm/CodeGen/Passes.h"
-#include "llvm/CodeGen/TargetFrameLowering.h"
-#include "llvm/CodeGen/TargetInstrInfo.h"
-#include "llvm/CodeGen/TargetSubtargetInfo.h"
-#include "llvm/IR/Function.h"
-#include "llvm/IR/Module.h"
-
-using namespace llvm;
-
-namespace {
-struct FEntryInserter : public MachineFunctionPass {
-  static char ID; // Pass identification, replacement for typeid
-  FEntryInserter() : MachineFunctionPass(ID) {
-    initializeFEntryInserterPass(*PassRegistry::getPassRegistry());
-  }
-
-  bool runOnMachineFunction(MachineFunction &F) override;
-};
-}
-
-bool FEntryInserter::runOnMachineFunction(MachineFunction &MF) {
-  const std::string FEntryName =
-      MF.getFunction().getFnAttribute("fentry-call").getValueAsString();
-  if (FEntryName != "true")
-    return false;
-
-  auto &FirstMBB = *MF.begin();
-  auto *TII = MF.getSubtarget().getInstrInfo();
-  BuildMI(FirstMBB, FirstMBB.begin(), DebugLoc(),
-          TII->get(TargetOpcode::FENTRY_CALL));
-  return true;
-}
-
-char FEntryInserter::ID = 0;
-char &llvm::FEntryInserterID = FEntryInserter::ID;
-INITIALIZE_PASS(FEntryInserter, "fentry-insert", "Insert fentry calls", false,
-                false)