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//===-- BlackfinTargetMachine.cpp - Define TargetMachine for Blackfin -----===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
//
//===----------------------------------------------------------------------===//
#include "BlackfinTargetMachine.h"
#include "Blackfin.h"
#include "BlackfinTargetAsmInfo.h"
#include "llvm/Module.h"
#include "llvm/PassManager.h"
#include "llvm/Target/TargetRegistry.h"
using namespace llvm;
extern "C" void LLVMInitializeBlackfinTarget() {
RegisterTargetMachine<BlackfinTargetMachine> X(TheBlackfinTarget);
}
const TargetAsmInfo* BlackfinTargetMachine::createTargetAsmInfo() const {
return new BlackfinTargetAsmInfo();
}
BlackfinTargetMachine::BlackfinTargetMachine(const Target &T,
const Module &M,
const std::string &FS)
: LLVMTargetMachine(T),
DataLayout("e-p:32:32-i64:32-f64:32"),
Subtarget(*this, M, FS),
TLInfo(*this),
InstrInfo(Subtarget),
FrameInfo(TargetFrameInfo::StackGrowsDown, 4, 0) {
}
unsigned BlackfinTargetMachine::getModuleMatchQuality(const Module &M) {
std::string TT = M.getTargetTriple();
if (TT.size() >= 5 && std::string(TT.begin(), TT.begin()+5) == "bfin-")
return 20;
// Otherwise we don't match.
return 0;
}
bool BlackfinTargetMachine::addInstSelector(PassManagerBase &PM,
CodeGenOpt::Level OptLevel) {
PM.add(createBlackfinISelDag(*this, OptLevel));
return false;
}
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