llvm-6502/lib/Target/PTX/PTXTargetMachine.cpp
Che-Liang Chiou 31c488c8bd ptx: fix lint and compiler warnings
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126838 91177308-0d34-0410-b5e6-96231b3b80d8
2011-03-02 07:58:46 +00:00

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2.5 KiB
C++

//===-- PTXTargetMachine.cpp - Define TargetMachine for PTX ---------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// Top-level implementation for the PTX target.
//
//===----------------------------------------------------------------------===//
#include "PTX.h"
#include "PTXMCAsmInfo.h"
#include "PTXTargetMachine.h"
#include "llvm/PassManager.h"
#include "llvm/Target/TargetRegistry.h"
#include "llvm/Support/raw_ostream.h"
using namespace llvm;
namespace llvm {
MCStreamer *createPTXAsmStreamer(MCContext &Ctx, formatted_raw_ostream &OS,
bool isVerboseAsm, bool useLoc,
MCInstPrinter *InstPrint,
MCCodeEmitter *CE,
TargetAsmBackend *TAB,
bool ShowInst);
}
extern "C" void LLVMInitializePTXTarget() {
RegisterTargetMachine<PTXTargetMachine> X(ThePTXTarget);
RegisterAsmInfo<PTXMCAsmInfo> Y(ThePTXTarget);
TargetRegistry::RegisterAsmStreamer(ThePTXTarget, createPTXAsmStreamer);
}
namespace {
const char* DataLayout32 =
"e-p:32:32-i64:32:32-f64:32:32-v128:32:128-v64:32:64-n32:64";
const char* DataLayout64 =
"e-p:64:64-i64:32:32-f64:32:32-v128:32:128-v64:32:64-n32:64";
}
// DataLayout and FrameLowering are filled with dummy data
PTXTargetMachine::PTXTargetMachine(const Target &T,
const std::string &TT,
const std::string &FS)
: LLVMTargetMachine(T, TT),
// FIXME: This feels like a dirty hack, but Subtarget does not appear to be
// initialized at this point, and we need to finish initialization of
// DataLayout.
DataLayout((FS.find("64bit") != FS.npos) ? DataLayout64 : DataLayout32),
Subtarget(TT, FS),
FrameLowering(Subtarget),
InstrInfo(*this),
TLInfo(*this) {
}
bool PTXTargetMachine::addInstSelector(PassManagerBase &PM,
CodeGenOpt::Level OptLevel) {
PM.add(createPTXISelDag(*this, OptLevel));
return false;
}
bool PTXTargetMachine::addPostRegAlloc(PassManagerBase &PM,
CodeGenOpt::Level OptLevel) {
// PTXMFInfoExtract must after register allocation!
PM.add(createPTXMFInfoExtract(*this, OptLevel));
return false;
}