SparcTargetMachine.cpp revision 59a9178fbedb88427c8ff9e5fa7a8f2038f80a2e 
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 "SparcMCAsmInfo.h"
14#include "SparcTargetMachine.h"
15#include "Sparc.h"
16#include "llvm/PassManager.h"
17#include "llvm/Target/TargetRegistry.h"
18using namespace llvm;
19
20extern "C" void LLVMInitializeSparcTarget() {
21  // Register the target.
22  RegisterTargetMachine<SparcTargetMachine> X(TheSparcTarget);
23  RegisterAsmInfo<SparcELFMCAsmInfo> Y(TheSparcTarget);
24
25}
26
27/// SparcTargetMachine ctor - Create an ILP32 architecture model
28///
29SparcTargetMachine::SparcTargetMachine(const Target &T, const std::string &TT,
30                                       const std::string &FS)
31  : LLVMTargetMachine(T, TT),
32    DataLayout("E-p:32:32-f128:128:128-n32"),
33    Subtarget(TT, FS), TLInfo(*this), InstrInfo(Subtarget),
34    FrameInfo(TargetFrameInfo::StackGrowsDown, 8, 0) {
35}
36
37bool SparcTargetMachine::addInstSelector(PassManagerBase &PM,
38                                         CodeGenOpt::Level OptLevel) {
39  PM.add(createSparcISelDag(*this));
40  return false;
41}
42
43/// addPreEmitPass - This pass may be implemented by targets that want to run
44/// passes immediately before machine code is emitted.  This should return
45/// true if -print-machineinstrs should print out the code after the passes.
46bool SparcTargetMachine::addPreEmitPass(PassManagerBase &PM,
47                                        CodeGenOpt::Level OptLevel){
48  PM.add(createSparcFPMoverPass(*this));
49  PM.add(createSparcDelaySlotFillerPass(*this));
50  return true;
51}
52