Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a

external/llvm/lib/Target/AVR/AVRTargetMachine.cpp

@@ -1,130 +0,0 @@
-//===-- AVRTargetMachine.cpp - Define TargetMachine for AVR ---------------===//
-//
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// This file defines the AVR specific subclass of TargetMachine.
-//
-//===----------------------------------------------------------------------===//
-
-#include "AVRTargetMachine.h"
-
-#include "llvm/CodeGen/Passes.h"
-#include "llvm/CodeGen/TargetPassConfig.h"
-#include "llvm/IR/LegacyPassManager.h"
-#include "llvm/IR/Module.h"
-#include "llvm/Support/TargetRegistry.h"
-
-#include "AVR.h"
-#include "AVRTargetObjectFile.h"
-#include "MCTargetDesc/AVRMCTargetDesc.h"
-
-namespace llvm {
-
-static const char *AVRDataLayout = "e-p:16:8-i8:8-i16:8-i32:8-i64:8-f32:8-f64:8-n8-a:8";
-
-/// Processes a CPU name.
-static StringRef getCPU(StringRef CPU) {
-  if (CPU.empty() || CPU == "generic") {
-    return "avr2";
-  }
-
-  return CPU;
-}
-
-static Reloc::Model getEffectiveRelocModel(Optional<Reloc::Model> RM) {
-  return RM.hasValue() ? *RM : Reloc::Static;
-}
-
-static CodeModel::Model getEffectiveCodeModel(Optional<CodeModel::Model> CM) {
-  if (CM)
-    return *CM;
-  return CodeModel::Small;
-}
-
-AVRTargetMachine::AVRTargetMachine(const Target &T, const Triple &TT,
-                                   StringRef CPU, StringRef FS,
-                                   const TargetOptions &Options,
-                                   Optional<Reloc::Model> RM,
-                                   Optional<CodeModel::Model> CM,
-                                   CodeGenOpt::Level OL, bool JIT)
-    : LLVMTargetMachine(T, AVRDataLayout, TT, getCPU(CPU), FS, Options,
-                        getEffectiveRelocModel(RM), getEffectiveCodeModel(CM),
-                        OL),
-      SubTarget(TT, getCPU(CPU), FS, *this) {
-  this->TLOF = make_unique<AVRTargetObjectFile>();
-  initAsmInfo();
-}
-
-namespace {
-/// AVR Code Generator Pass Configuration Options.
-class AVRPassConfig : public TargetPassConfig {
-public:
-  AVRPassConfig(AVRTargetMachine &TM, PassManagerBase &PM)
-      : TargetPassConfig(TM, PM) {}
-
-  AVRTargetMachine &getAVRTargetMachine() const {
-    return getTM<AVRTargetMachine>();
-  }
-
-  bool addInstSelector() override;
-  void addPreSched2() override;
-  void addPreEmitPass() override;
-  void addPreRegAlloc() override;
-};
-} // namespace
-
-TargetPassConfig *AVRTargetMachine::createPassConfig(PassManagerBase &PM) {
-  return new AVRPassConfig(*this, PM);
-}
-
-extern "C" void LLVMInitializeAVRTarget() {
-  // Register the target.
-  RegisterTargetMachine<AVRTargetMachine> X(getTheAVRTarget());
-
-  auto &PR = *PassRegistry::getPassRegistry();
-  initializeAVRExpandPseudoPass(PR);
-  initializeAVRRelaxMemPass(PR);
-}
-
-const AVRSubtarget *AVRTargetMachine::getSubtargetImpl() const {
-  return &SubTarget;
-}
-
-const AVRSubtarget *AVRTargetMachine::getSubtargetImpl(const Function &) const {
-  return &SubTarget;
-}
-
-//===----------------------------------------------------------------------===//
-// Pass Pipeline Configuration
-//===----------------------------------------------------------------------===//
-
-bool AVRPassConfig::addInstSelector() {
-  // Install an instruction selector.
-  addPass(createAVRISelDag(getAVRTargetMachine(), getOptLevel()));
-  // Create the frame analyzer pass used by the PEI pass.
-  addPass(createAVRFrameAnalyzerPass());
-
-  return false;
-}
-
-void AVRPassConfig::addPreRegAlloc() {
-  // Create the dynalloc SP save/restore pass to handle variable sized allocas.
-  addPass(createAVRDynAllocaSRPass());
-}
-
-void AVRPassConfig::addPreSched2() {
-  addPass(createAVRRelaxMemPass());
-  addPass(createAVRExpandPseudoPass());
-}
-
-void AVRPassConfig::addPreEmitPass() {
-  // Must run branch selection immediately preceding the asm printer.
-  addPass(&BranchRelaxationPassID);
-}
-
-} // end of namespace llvm