SparcTargetMachine.cpp revision 5d77cad60bd82dfa2d00f78e26443d667922efbf 
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/TargetMachineRegistry.h"
19using namespace llvm;
20
21// Register the target.
22extern Target TheSparcTarget;
23static RegisterTarget<SparcTargetMachine> X(TheSparcTarget, "sparc", "SPARC");
24
25// Force static initialization.
26extern "C" void LLVMInitializeSparcTarget() { }
27
28const TargetAsmInfo *SparcTargetMachine::createTargetAsmInfo() const {
29  // FIXME: Handle Solaris subtarget someday :)
30  return new SparcELFTargetAsmInfo(*this);
31}
32
33/// SparcTargetMachine ctor - Create an ILP32 architecture model
34///
35SparcTargetMachine::SparcTargetMachine(const Target &T, const Module &M,
36                                       const std::string &FS)
37  : LLVMTargetMachine(T),
38    DataLayout("E-p:32:32-f128:128:128"),
39    Subtarget(M, FS), TLInfo(*this), InstrInfo(Subtarget),
40    FrameInfo(TargetFrameInfo::StackGrowsDown, 8, 0) {
41}
42
43bool SparcTargetMachine::addInstSelector(PassManagerBase &PM,
44                                         CodeGenOpt::Level OptLevel) {
45  PM.add(createSparcISelDag(*this));
46  return false;
47}
48
49/// addPreEmitPass - This pass may be implemented by targets that want to run
50/// passes immediately before machine code is emitted.  This should return
51/// true if -print-machineinstrs should print out the code after the passes.
52bool SparcTargetMachine::addPreEmitPass(PassManagerBase &PM,
53                                        CodeGenOpt::Level OptLevel){
54  PM.add(createSparcFPMoverPass(*this));
55  PM.add(createSparcDelaySlotFillerPass(*this));
56  return true;
57}
58