Move XCore AsmPrinter to XCore/AsmPrinter directory.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@79094 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 0 insertions, 384 deletions

diff --git a/lib/Target/XCore/XCoreAsmPrinter.cpp b/lib/Target/XCore/XCoreAsmPrinter.cpp
deleted file mode 100644
index 2b706ee3f8..0000000000
--- a/lib/Target/XCore/XCoreAsmPrinter.cpp
+++ /dev/null
@@ -1,384 +0,0 @@
-//===-- XCoreAsmPrinter.cpp - XCore LLVM assembly writer ------------------===//
-//
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// This file contains a printer that converts from our internal representation
-// of machine-dependent LLVM code to the XAS-format XCore assembly language.
-//
-//===----------------------------------------------------------------------===//
-
-#define DEBUG_TYPE "asm-printer"
-#include "XCore.h"
-#include "XCoreInstrInfo.h"
-#include "XCoreSubtarget.h"
-#include "XCoreTargetAsmInfo.h"
-#include "XCoreTargetMachine.h"
-#include "llvm/Constants.h"
-#include "llvm/DerivedTypes.h"
-#include "llvm/Module.h"
-#include "llvm/CodeGen/AsmPrinter.h"
-#include "llvm/CodeGen/DwarfWriter.h"
-#include "llvm/CodeGen/MachineModuleInfo.h"
-#include "llvm/CodeGen/MachineFunctionPass.h"
-#include "llvm/CodeGen/MachineConstantPool.h"
-#include "llvm/CodeGen/MachineInstr.h"
-#include "llvm/Target/TargetData.h"
-#include "llvm/Target/TargetLoweringObjectFile.h"
-#include "llvm/Target/TargetRegistry.h"
-#include "llvm/Support/Mangler.h"
-#include "llvm/ADT/Statistic.h"
-#include "llvm/ADT/StringExtras.h"
-#include "llvm/Support/CommandLine.h"
-#include "llvm/Support/ErrorHandling.h"
-#include "llvm/Support/FormattedStream.h"
-#include "llvm/Support/MathExtras.h"
-#include <algorithm>
-#include <cctype>
-using namespace llvm;
-
-STATISTIC(EmittedInsts, "Number of machine instrs printed");
-
-static cl::opt<unsigned> MaxThreads("xcore-max-threads", cl::Optional,
-  cl::desc("Maximum number of threads (for emulation thread-local storage)"),
-  cl::Hidden,
-  cl::value_desc("number"),
-  cl::init(8));
-
-namespace {
-  class VISIBILITY_HIDDEN XCoreAsmPrinter : public AsmPrinter {
-    DwarfWriter *DW;
-    const XCoreSubtarget &Subtarget;
-  public:
-    explicit XCoreAsmPrinter(formatted_raw_ostream &O, TargetMachine &TM,
-                             const TargetAsmInfo *T, bool V)
-      : AsmPrinter(O, TM, T, V), DW(0),
-      Subtarget(TM.getSubtarget<XCoreSubtarget>()) {}
-
-    virtual const char *getPassName() const {
-      return "XCore Assembly Printer";
-    }
-
-    void printMemOperand(const MachineInstr *MI, int opNum);
-    void printOperand(const MachineInstr *MI, int opNum);
-    bool PrintAsmOperand(const MachineInstr *MI, unsigned OpNo,
-                        unsigned AsmVariant, const char *ExtraCode);
-
-    void emitGlobalDirective(const std::string &name);
-    void emitExternDirective(const std::string &name);
-    
-    void emitArrayBound(const std::string &name, const GlobalVariable *GV);
-    virtual void PrintGlobalVariable(const GlobalVariable *GV);
-
-    void emitFunctionStart(MachineFunction &MF);
-    void emitFunctionEnd(MachineFunction &MF);
-
-    void printInstruction(const MachineInstr *MI);  // autogenerated.
-    void printMachineInstruction(const MachineInstr *MI);
-    bool runOnMachineFunction(MachineFunction &F);
-    bool doInitialization(Module &M);
-    
-    void getAnalysisUsage(AnalysisUsage &AU) const {
-      AsmPrinter::getAnalysisUsage(AU);
-      AU.setPreservesAll();
-      AU.addRequired<MachineModuleInfo>();
-      AU.addRequired<DwarfWriter>();
-    }
-  };
-} // end of anonymous namespace
-
-#include "XCoreGenAsmWriter.inc"
-
-void XCoreAsmPrinter::
-emitGlobalDirective(const std::string &name)
-{
-  O << TAI->getGlobalDirective() << name;
-  O << "\n";
-}
-
-void XCoreAsmPrinter::
-emitExternDirective(const std::string &name)
-{
-  O << "\t.extern\t" << name;
-  O << '\n';
-}
-
-void XCoreAsmPrinter::
-emitArrayBound(const std::string &name, const GlobalVariable *GV)
-{
-  assert(((GV->hasExternalLinkage() ||
-    GV->hasWeakLinkage()) ||
-    GV->hasLinkOnceLinkage()) && "Unexpected linkage");
-  if (const ArrayType *ATy = dyn_cast<ArrayType>(
-    cast<PointerType>(GV->getType())->getElementType()))
-  {
-    O << TAI->getGlobalDirective() << name << ".globound" << "\n";
-    O << TAI->getSetDirective() << name << ".globound" << ","
-      << ATy->getNumElements() << "\n";
-    if (GV->hasWeakLinkage() || GV->hasLinkOnceLinkage()) {
-      // TODO Use COMDAT groups for LinkOnceLinkage
-      O << TAI->getWeakDefDirective() << name << ".globound" << "\n";
-    }
-  }
-}
-
-void XCoreAsmPrinter::PrintGlobalVariable(const GlobalVariable *GV) {
-  // Check to see if this is a special global used by LLVM, if so, emit it.
-  if (!GV->hasInitializer() ||
-      EmitSpecialLLVMGlobal(GV))
-    return;
-
-  const TargetData *TD = TM.getTargetData();
-  
-  SwitchToSection(getObjFileLowering().SectionForGlobal(GV, Mang, TM));
-  
-  std::string name = Mang->getMangledName(GV);
-  Constant *C = GV->getInitializer();
-  unsigned Align = (unsigned)TD->getPreferredTypeAlignmentShift(C->getType());
-  
-  // Mark the start of the global
-  O << "\t.cc_top " << name << ".data," << name << "\n";
-
-  switch (GV->getLinkage()) {
-  case GlobalValue::AppendingLinkage:
-    llvm_report_error("AppendingLinkage is not supported by this target!");
-  case GlobalValue::LinkOnceAnyLinkage:
-  case GlobalValue::LinkOnceODRLinkage:
-  case GlobalValue::WeakAnyLinkage:
-  case GlobalValue::WeakODRLinkage:
-  case GlobalValue::ExternalLinkage:
-    emitArrayBound(name, GV);
-    emitGlobalDirective(name);
-    // TODO Use COMDAT groups for LinkOnceLinkage
-    if (GV->hasWeakLinkage() || GV->hasLinkOnceLinkage()) {
-      O << TAI->getWeakDefDirective() << name << "\n";
-    }
-    // FALL THROUGH
-  case GlobalValue::InternalLinkage:
-  case GlobalValue::PrivateLinkage:
-  case GlobalValue::LinkerPrivateLinkage:
-    break;
-  case GlobalValue::GhostLinkage:
-    llvm_unreachable("Should not have any unmaterialized functions!");
-  case GlobalValue::DLLImportLinkage:
-    llvm_unreachable("DLLImport linkage is not supported by this target!");
-  case GlobalValue::DLLExportLinkage:
-    llvm_unreachable("DLLExport linkage is not supported by this target!");
-  default:
-    llvm_unreachable("Unknown linkage type!");
-  }
-
-  EmitAlignment(Align, GV, 2);
-  
-  unsigned Size = TD->getTypeAllocSize(C->getType());
-  if (GV->isThreadLocal()) {
-    Size *= MaxThreads;
-  }
-  if (TAI->hasDotTypeDotSizeDirective()) {
-    O << "\t.type " << name << ",@object\n";
-    O << "\t.size " << name << "," << Size << "\n";
-  }
-  O << name << ":\n";
-  
-  EmitGlobalConstant(C);
-  if (GV->isThreadLocal()) {
-    for (unsigned i = 1; i < MaxThreads; ++i) {
-      EmitGlobalConstant(C);
-    }
-  }
-  if (Size < 4) {
-    // The ABI requires that unsigned scalar types smaller than 32 bits
-    // are are padded to 32 bits.
-    EmitZeros(4 - Size);
-  }
-  
-  // Mark the end of the global
-  O << "\t.cc_bottom " << name << ".data\n";
-}
-
-/// Emit the directives on the start of functions
-void XCoreAsmPrinter::emitFunctionStart(MachineFunction &MF) {
-  // Print out the label for the function.
-  const Function *F = MF.getFunction();
-
-  SwitchToSection(getObjFileLowering().SectionForGlobal(F, Mang, TM));
-  
-  // Mark the start of the function
-  O << "\t.cc_top " << CurrentFnName << ".function," << CurrentFnName << "\n";
-
-  switch (F->getLinkage()) {
-  default: llvm_unreachable("Unknown linkage type!");
-  case Function::InternalLinkage:  // Symbols default to internal.
-  case Function::PrivateLinkage:
-  case Function::LinkerPrivateLinkage:
-    break;
-  case Function::ExternalLinkage:
-    emitGlobalDirective(CurrentFnName);
-    break;
-  case Function::LinkOnceAnyLinkage:
-  case Function::LinkOnceODRLinkage:
-  case Function::WeakAnyLinkage:
-  case Function::WeakODRLinkage:
-    // TODO Use COMDAT groups for LinkOnceLinkage
-    O << TAI->getGlobalDirective() << CurrentFnName << "\n";
-    O << TAI->getWeakDefDirective() << CurrentFnName << "\n";
-    break;
-  }
-  // (1 << 1) byte aligned
-  EmitAlignment(MF.getAlignment(), F, 1);
-  if (TAI->hasDotTypeDotSizeDirective()) {
-    O << "\t.type " << CurrentFnName << ",@function\n";
-  }
-  O << CurrentFnName << ":\n";
-}
-
-/// Emit the directives on the end of functions
-void XCoreAsmPrinter::
-emitFunctionEnd(MachineFunction &MF) 
-{
-  // Mark the end of the function
-  O << "\t.cc_bottom " << CurrentFnName << ".function\n";
-}
-
-/// runOnMachineFunction - This uses the printMachineInstruction()
-/// method to print assembly for each instruction.
-///
-bool XCoreAsmPrinter::runOnMachineFunction(MachineFunction &MF)
-{
-  this->MF = &MF;
-
-  SetupMachineFunction(MF);
-
-  // Print out constants referenced by the function
-  EmitConstantPool(MF.getConstantPool());
-
-  // Print out jump tables referenced by the function
-  EmitJumpTableInfo(MF.getJumpTableInfo(), MF);
-
-  // Emit the function start directives
-  emitFunctionStart(MF);
-  
-  // Emit pre-function debug information.
-  DW->BeginFunction(&MF);
-
-  // Print out code for the function.
-  for (MachineFunction::const_iterator I = MF.begin(), E = MF.end();
-       I != E; ++I) {
-
-    // Print a label for the basic block.
-    if (I != MF.begin()) {
-      printBasicBlockLabel(I, true , true);
-      O << '\n';
-    }
-
-    for (MachineBasicBlock::const_iterator II = I->begin(), E = I->end();
-         II != E; ++II) {
-      // Print the assembly for the instruction.
-      O << "\t";
-      printMachineInstruction(II);
-    }
-
-    // Each Basic Block is separated by a newline
-    O << '\n';
-  }
-
-  // Emit function end directives
-  emitFunctionEnd(MF);
-  
-  // Emit post-function debug information.
-  DW->EndFunction(&MF);
-
-  // We didn't modify anything.
-  return false;
-}
-
-void XCoreAsmPrinter::printMemOperand(const MachineInstr *MI, int opNum)
-{
-  printOperand(MI, opNum);
-  
-  if (MI->getOperand(opNum+1).isImm()
-    && MI->getOperand(opNum+1).getImm() == 0)
-    return;
-  
-  O << "+";
-  printOperand(MI, opNum+1);
-}
-
-void XCoreAsmPrinter::printOperand(const MachineInstr *MI, int opNum) {
-  const MachineOperand &MO = MI->getOperand(opNum);
-  switch (MO.getType()) {
-  case MachineOperand::MO_Register:
-    if (TargetRegisterInfo::isPhysicalRegister(MO.getReg()))
-      O << TM.getRegisterInfo()->get(MO.getReg()).AsmName;
-    else
-      llvm_unreachable("not implemented");
-    break;
-  case MachineOperand::MO_Immediate:
-    O << MO.getImm();
-    break;
-  case MachineOperand::MO_MachineBasicBlock:
-    printBasicBlockLabel(MO.getMBB());
-    break;
-  case MachineOperand::MO_GlobalAddress:
-    O << Mang->getMangledName(MO.getGlobal());
-    break;
-  case MachineOperand::MO_ExternalSymbol:
-    O << MO.getSymbolName();
-    break;
-  case MachineOperand::MO_ConstantPoolIndex:
-    O << TAI->getPrivateGlobalPrefix() << "CPI" << getFunctionNumber()
-      << '_' << MO.getIndex();
-    break;
-  case MachineOperand::MO_JumpTableIndex:
-    O << TAI->getPrivateGlobalPrefix() << "JTI" << getFunctionNumber()
-      << '_' << MO.getIndex();
-    break;
-  default:
-    llvm_unreachable("not implemented");
-  }
-}
-
-/// PrintAsmOperand - Print out an operand for an inline asm expression.
-///
-bool XCoreAsmPrinter::PrintAsmOperand(const MachineInstr *MI, unsigned OpNo,
-                                      unsigned AsmVariant, 
-                                      const char *ExtraCode) {
-  printOperand(MI, OpNo);
-  return false;
-}
-
-void XCoreAsmPrinter::printMachineInstruction(const MachineInstr *MI) {
-  ++EmittedInsts;
-
-  // Check for mov mnemonic
-  unsigned src, dst, srcSR, dstSR;
-  if (TM.getInstrInfo()->isMoveInstr(*MI, src, dst, srcSR, dstSR)) {
-    O << "\tmov ";
-    O << TM.getRegisterInfo()->get(dst).AsmName;
-    O << ", ";
-    O << TM.getRegisterInfo()->get(src).AsmName;
-    O << "\n";
-    return;
-  }
-  printInstruction(MI);
-}
-
-bool XCoreAsmPrinter::doInitialization(Module &M) {
-  bool Result = AsmPrinter::doInitialization(M);
-  DW = getAnalysisIfAvailable<DwarfWriter>();
-  
-  return Result;
-}
-
-
-
-// Force static initialization.
-extern "C" void LLVMInitializeXCoreTarget() { 
-  RegisterTargetMachine<XCoreTargetMachine> X(TheXCoreTarget);
-  RegisterAsmPrinter<XCoreAsmPrinter> Y(TheXCoreTarget);
-  RegisterAsmInfo<XCoreTargetAsmInfo> Z(TheXCoreTarget);
-}