SparcTargetMachine.cpp revision 1abf2cb59b8d63415780a03329307c0997b2670c 
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 "SparcTargetMachine.h"
15#include "llvm/PassManager.h"
16#include "llvm/Target/TargetRegistry.h"
17using namespace llvm;
18
19extern "C" void LLVMInitializeSparcTarget() {
20  // Register the target.
21  RegisterTargetMachine<SparcV8TargetMachine> X(TheSparcTarget);
22  RegisterTargetMachine<SparcV9TargetMachine> Y(TheSparcV9Target);
23}
24
25/// SparcTargetMachine ctor - Create an ILP32 architecture model
26///
27SparcTargetMachine::SparcTargetMachine(const Target &T, const std::string &TT,
28                                       const std::string &CPU,
29                                       const std::string &FS, bool is64bit)
30  : LLVMTargetMachine(T, TT, CPU, FS),
31    Subtarget(TT, CPU, FS, is64bit),
32    DataLayout(Subtarget.getDataLayout()),
33    TLInfo(*this), TSInfo(*this), InstrInfo(Subtarget),
34    FrameLowering(Subtarget) {
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
53SparcV8TargetMachine::SparcV8TargetMachine(const Target &T,
54                                           const std::string &TT,
55                                           const std::string &CPU,
56                                           const std::string &FS)
57  : SparcTargetMachine(T, TT, CPU, FS, false) {
58}
59
60SparcV9TargetMachine::SparcV9TargetMachine(const Target &T,
61                                           const std::string &TT,
62                                           const std::string &CPU,
63                                           const std::string &FS)
64  : SparcTargetMachine(T, TT, CPU, FS, true) {
65}
66