SparcTargetMachine.cpp revision 6c05796294a7a0693d96c0c87194b9d5ddf55a94 
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// No assembler printer by default
26SparcTargetMachine::AsmPrinterCtorFn SparcTargetMachine::AsmPrinterCtor = 0;
27
28
29// Force static initialization.
30extern "C" void LLVMInitializeSparcTarget() { }
31
32const TargetAsmInfo *SparcTargetMachine::createTargetAsmInfo() const {
33  // FIXME: Handle Solaris subtarget someday :)
34  return new SparcELFTargetAsmInfo(*this);
35}
36
37/// SparcTargetMachine ctor - Create an ILP32 architecture model
38///
39SparcTargetMachine::SparcTargetMachine(const Target &T, const Module &M,
40                                       const std::string &FS)
41  : LLVMTargetMachine(T),
42    DataLayout("E-p:32:32-f128:128:128"),
43    Subtarget(M, FS), TLInfo(*this), InstrInfo(Subtarget),
44    FrameInfo(TargetFrameInfo::StackGrowsDown, 8, 0) {
45}
46
47bool SparcTargetMachine::addInstSelector(PassManagerBase &PM,
48                                         CodeGenOpt::Level OptLevel) {
49  PM.add(createSparcISelDag(*this));
50  return false;
51}
52
53/// addPreEmitPass - This pass may be implemented by targets that want to run
54/// passes immediately before machine code is emitted.  This should return
55/// true if -print-machineinstrs should print out the code after the passes.
56bool SparcTargetMachine::addPreEmitPass(PassManagerBase &PM,
57                                        CodeGenOpt::Level OptLevel){
58  PM.add(createSparcFPMoverPass(*this));
59  PM.add(createSparcDelaySlotFillerPass(*this));
60  return true;
61}
62
63bool SparcTargetMachine::addAssemblyEmitter(PassManagerBase &PM,
64                                            CodeGenOpt::Level OptLevel,
65                                            bool Verbose,
66                                            formatted_raw_ostream &Out) {
67  // Output assembly language.
68  assert(AsmPrinterCtor && "AsmPrinter was not linked in");
69  if (AsmPrinterCtor)
70    PM.add(AsmPrinterCtor(Out, *this, Verbose));
71  return false;
72}
73