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//===-- AMDILTargetMachine.cpp - Define TargetMachine for AMDIL -----------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//==-----------------------------------------------------------------------===//
//
//===----------------------------------------------------------------------===//
#include "AMDILTargetMachine.h"
#include "AMDGPUTargetMachine.h"
#include "AMDILDevices.h"
#include "AMDILFrameLowering.h"
#include "llvm/ADT/OwningPtr.h"
#include "llvm/CodeGen/MachineFunctionAnalysis.h"
#include "llvm/CodeGen/MachineModuleInfo.h"
#include "llvm/CodeGen/Passes.h"
#include "llvm/CodeGen/SchedulerRegistry.h"
#include "llvm/MC/MCAsmInfo.h"
#include "llvm/MC/MCContext.h"
#include "llvm/MC/MCStreamer.h"
#include "llvm/Pass.h"
#include "llvm/PassManager.h"
#include "llvm/Support/FormattedStream.h"
#include "llvm/Support/TargetRegistry.h"
#include "llvm/Target/TargetData.h"
#include "llvm/Transforms/Scalar.h"
using namespace llvm;
extern "C" void LLVMInitializeAMDILTarget() {
// Register the target
RegisterTargetMachine<AMDILTargetMachine> X(TheAMDILTarget);
RegisterTargetMachine<AMDGPUTargetMachine> Y(TheAMDGPUTarget);
}
/// AMDILTargetMachine ctor -
///
AMDILTargetMachine::AMDILTargetMachine(const Target &T,
StringRef TT, StringRef CPU, StringRef FS,
TargetOptions Options,
Reloc::Model RM, CodeModel::Model CM,
CodeGenOpt::Level OL
)
:
LLVMTargetMachine(T, TT, CPU, FS, Options, RM, CM, OL),
Subtarget(TT, CPU, FS),
DataLayout(Subtarget.getDataLayout()),
FrameLowering(TargetFrameLowering::StackGrowsUp,
Subtarget.device()->getStackAlignment(), 0),
InstrInfo(*this), //JITInfo(*this),
TLInfo(*this),
IntrinsicInfo(this)
{
setAsmVerbosityDefault(true);
setMCUseLoc(false);
}
AMDILTargetLowering*
AMDILTargetMachine::getTargetLowering() const
{
return const_cast<AMDILTargetLowering*>(&TLInfo);
}
const AMDILInstrInfo*
AMDILTargetMachine::getInstrInfo() const
{
return &InstrInfo;
}
const AMDILFrameLowering*
AMDILTargetMachine::getFrameLowering() const
{
return &FrameLowering;
}
const AMDILSubtarget*
AMDILTargetMachine::getSubtargetImpl() const
{
return &Subtarget;
}
const AMDILRegisterInfo*
AMDILTargetMachine::getRegisterInfo() const
{
return &InstrInfo.getRegisterInfo();
}
const TargetData*
AMDILTargetMachine::getTargetData() const
{
return &DataLayout;
}
const AMDILIntrinsicInfo*
AMDILTargetMachine::getIntrinsicInfo() const
{
return &IntrinsicInfo;
}
void
AMDILTargetMachine::dump(llvm::raw_ostream &O)
{
if (!mDebugMode) {
return;
}
O << ";AMDIL Target Machine State Dump: \n";
}
void
AMDILTargetMachine::setDebug(bool debugMode)
{
mDebugMode = debugMode;
}
bool
AMDILTargetMachine::getDebug() const
{
return mDebugMode;
}
namespace {
class AMDILPassConfig : public TargetPassConfig {
public:
AMDILPassConfig(AMDILTargetMachine *TM, PassManagerBase &PM)
: TargetPassConfig(TM, PM) {}
AMDILTargetMachine &getAMDILTargetMachine() const {
return getTM<AMDILTargetMachine>();
}
virtual bool addPreISel();
virtual bool addInstSelector();
virtual bool addPreRegAlloc();
virtual bool addPostRegAlloc();
virtual bool addPreEmitPass();
};
} // End of anonymous namespace
TargetPassConfig *AMDILTargetMachine::createPassConfig(PassManagerBase &PM) {
return new AMDILPassConfig(this, PM);
}
bool AMDILPassConfig::addPreISel()
{
return false;
}
bool AMDILPassConfig::addInstSelector()
{
PM->add(createAMDILPeepholeOpt(*TM));
PM->add(createAMDILISelDag(getAMDILTargetMachine()));
return false;
}
bool AMDILPassConfig::addPreRegAlloc()
{
// If debugging, reduce code motion. Use less aggressive pre-RA scheduler
if (TM->getOptLevel() == CodeGenOpt::None) {
llvm::RegisterScheduler::setDefault(&llvm::createSourceListDAGScheduler);
}
PM->add(createAMDILMachinePeephole(*TM));
return false;
}
bool AMDILPassConfig::addPostRegAlloc() {
return false; // -print-machineinstr should print after this.
}
/// addPreEmitPass - This pass may be implemented by targets that want to run
/// passes immediately before machine code is emitted. This should return
/// true if -print-machineinstrs should print out the code after the passes.
bool AMDILPassConfig::addPreEmitPass()
{
PM->add(createAMDILCFGPreparationPass(*TM));
PM->add(createAMDILCFGStructurizerPass(*TM));
return true;
}
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