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//===---- MipsModuleISelDAGToDAG.h - Change Subtarget --------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file defines a pass used to change the subtarget for the
// Mips Instruction selector.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_LIB_TARGET_MIPS_MIPSMODULEISELDAGTODAG_H
#define LLVM_LIB_TARGET_MIPS_MIPSMODULEISELDAGTODAG_H
#include "Mips.h"
#include "MipsSubtarget.h"
#include "MipsTargetMachine.h"
#include "llvm/CodeGen/SelectionDAGISel.h"
//===----------------------------------------------------------------------===//
// Instruction Selector Implementation
//===----------------------------------------------------------------------===//
//===----------------------------------------------------------------------===//
// MipsModuleDAGToDAGISel - MIPS specific code to select MIPS machine
// instructions for SelectionDAG operations.
//===----------------------------------------------------------------------===//
namespace llvm {
class MipsModuleDAGToDAGISel : public MachineFunctionPass {
public:
static char ID;
explicit MipsModuleDAGToDAGISel(MipsTargetMachine &TM_)
: MachineFunctionPass(ID), TM(TM_) {}
// Pass Name
const char *getPassName() const override {
return "MIPS DAG->DAG Pattern Instruction Selection";
}
bool runOnMachineFunction(MachineFunction &MF) override;
protected:
MipsTargetMachine &TM;
};
/// createMipsISelDag - This pass converts a legalized DAG into a
/// MIPS-specific DAG, ready for instruction scheduling.
FunctionPass *createMipsModuleISelDag(MipsTargetMachine &TM);
}
#endif
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