SparcTargetMachine.cpp revision 33464912237efaa0ed7060829e66b59055bdd48b 
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 "Sparc.h"
14#include "SparcMCAsmInfo.h"
15#include "SparcTargetMachine.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<SparcV8TargetMachine> X(TheSparcTarget);
23  RegisterTargetMachine<SparcV9TargetMachine> Y(TheSparcV9Target);
24
25  RegisterAsmInfo<SparcELFMCAsmInfo> A(TheSparcTarget);
26  RegisterAsmInfo<SparcELFMCAsmInfo> B(TheSparcV9Target);
27
28}
29
30/// SparcTargetMachine ctor - Create an ILP32 architecture model
31///
32SparcTargetMachine::SparcTargetMachine(const Target &T, const std::string &TT,
33                                       const std::string &FS, bool is64bit)
34  : LLVMTargetMachine(T, TT),
35    Subtarget(TT, FS, is64bit),
36    DataLayout(Subtarget.getDataLayout()),
37    TLInfo(*this), TSInfo(*this), InstrInfo(Subtarget),
38    FrameInfo(Subtarget) {
39}
40
41bool SparcTargetMachine::addInstSelector(PassManagerBase &PM,
42                                         CodeGenOpt::Level OptLevel) {
43  PM.add(createSparcISelDag(*this));
44  return false;
45}
46
47/// addPreEmitPass - This pass may be implemented by targets that want to run
48/// passes immediately before machine code is emitted.  This should return
49/// true if -print-machineinstrs should print out the code after the passes.
50bool SparcTargetMachine::addPreEmitPass(PassManagerBase &PM,
51                                        CodeGenOpt::Level OptLevel){
52  PM.add(createSparcFPMoverPass(*this));
53  PM.add(createSparcDelaySlotFillerPass(*this));
54  return true;
55}
56
57SparcV8TargetMachine::SparcV8TargetMachine(const Target &T,
58                                           const std::string &TT,
59                                           const std::string &FS)
60  : SparcTargetMachine(T, TT, FS, false) {
61}
62
63SparcV9TargetMachine::SparcV9TargetMachine(const Target &T,
64                                           const std::string &TT,
65                                           const std::string &FS)
66  : SparcTargetMachine(T, TT, FS, true) {
67}
68