SparcTargetMachine.cpp revision 0a31d2f6456069adba19b8aeca66c68b633c38b4 
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"
18using namespace llvm;
19
20extern "C" void LLVMInitializeSparcTarget() {
21  // Register the target.
22  RegisterTargetMachine<SparcTargetMachine> X(TheSparcTarget);
23}
24
25const 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///
32SparcTargetMachine::SparcTargetMachine(const Target &T, const std::string &TT,
33                                       const std::string &FS)
34  : LLVMTargetMachine(T, TT),
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
40bool 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.
49bool SparcTargetMachine::addPreEmitPass(PassManagerBase &PM,
50                                        CodeGenOpt::Level OptLevel){
51  PM.add(createSparcFPMoverPass(*this));
52  PM.add(createSparcDelaySlotFillerPass(*this));
53  return true;
54}
55