lib/Target/Sparc/SparcTargetMachine.cpp

   1 //===-- SparcTargetMachine.cpp - Define TargetMachine for Sparc -----------===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is distributed under the University of Illinois Open Source
   6 // License. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9 //
  10 //
  11 //===----------------------------------------------------------------------===//
  12
  13 #include "SparcTargetAsmInfo.h"
  14 #include "SparcTargetMachine.h"
  15 #include "Sparc.h"
  16 #include "llvm/PassManager.h"
  17 #include "llvm/Target/TargetRegistry.h"
  18 using namespace llvm;
  19
  20 extern "C" void LLVMInitializeSparcTarget() {
  21   // Register the target.
  22   RegisterTargetMachine<SparcTargetMachine> X(TheSparcTarget);
  23 }
  24
  25 const TargetAsmInfo *SparcTargetMachine::createTargetAsmInfo() const {
  26   // FIXME: Handle Solaris subtarget someday :)
  27   return new SparcELFTargetAsmInfo();
  28 }
  29
  30 /// SparcTargetMachine ctor - Create an ILP32 architecture model
  31 ///
  32 SparcTargetMachine::SparcTargetMachine(const Target &T, const std::string &TT,
  33                                        const std::string &FS)
  34   : LLVMTargetMachine(T),
  35     DataLayout("E-p:32:32-f128:128:128"),
  36     Subtarget(TT, FS), TLInfo(*this), InstrInfo(Subtarget),
  37     FrameInfo(TargetFrameInfo::StackGrowsDown, 8, 0) {
  38 }
  39
  40 bool SparcTargetMachine::addInstSelector(PassManagerBase &PM,
  41                                          CodeGenOpt::Level OptLevel) {
  42   PM.add(createSparcISelDag(*this));
  43   return false;
  44 }
  45
  46 /// addPreEmitPass - This pass may be implemented by targets that want to run
  47 /// passes immediately before machine code is emitted.  This should return
  48 /// true if -print-machineinstrs should print out the code after the passes.
  49 bool SparcTargetMachine::addPreEmitPass(PassManagerBase &PM,
  50                                         CodeGenOpt::Level OptLevel){
  51   PM.add(createSparcFPMoverPass(*this));
  52   PM.add(createSparcDelaySlotFillerPass(*this));
  53   return true;
  54 }