SparcTargetMachine.cpp revision 3be03406c9c3b2075d5ae416499af2f15f703d6f 
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/Module.h"
17#include "llvm/PassManager.h"
18#include "llvm/Target/TargetRegistry.h"
19using namespace llvm;
20
21extern "C" void LLVMInitializeSparcTarget() {
22  // Register the target.
23  RegisterTargetMachine<SparcTargetMachine> X(TheSparcTarget);
24}
25
26const TargetAsmInfo *SparcTargetMachine::createTargetAsmInfo() const {
27  // FIXME: Handle Solaris subtarget someday :)
28  return new SparcELFTargetAsmInfo();
29}
30
31/// SparcTargetMachine ctor - Create an ILP32 architecture model
32///
33SparcTargetMachine::SparcTargetMachine(const Target &T, const Module &M,
34                                       const std::string &FS)
35  : LLVMTargetMachine(T),
36    DataLayout("E-p:32:32-f128:128:128"),
37    Subtarget(M.getTargetTriple(), FS), TLInfo(*this), InstrInfo(Subtarget),
38    FrameInfo(TargetFrameInfo::StackGrowsDown, 8, 0) {
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