mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-24 06:30:19 +00:00
8e5d01cd6e
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@125279 91177308-0d34-0410-b5e6-96231b3b80d8
76 lines
2.8 KiB
C++
76 lines
2.8 KiB
C++
//===- PTXInstrInfo.h - PTX Instruction Information -------------*- C++ -*-===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
//
|
|
// This file contains the PTX implementation of the TargetInstrInfo class.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#ifndef PTX_INSTR_INFO_H
|
|
#define PTX_INSTR_INFO_H
|
|
|
|
#include "PTXRegisterInfo.h"
|
|
#include "llvm/CodeGen/SelectionDAG.h"
|
|
#include "llvm/CodeGen/SelectionDAGNodes.h"
|
|
#include "llvm/Target/TargetInstrInfo.h"
|
|
|
|
namespace llvm {
|
|
class PTXTargetMachine;
|
|
|
|
class PTXInstrInfo : public TargetInstrInfoImpl {
|
|
private:
|
|
const PTXRegisterInfo RI;
|
|
PTXTargetMachine &TM;
|
|
|
|
public:
|
|
explicit PTXInstrInfo(PTXTargetMachine &_TM);
|
|
|
|
virtual const PTXRegisterInfo &getRegisterInfo() const { return RI; }
|
|
|
|
virtual void copyPhysReg(MachineBasicBlock &MBB,
|
|
MachineBasicBlock::iterator I, DebugLoc DL,
|
|
unsigned DstReg, unsigned SrcReg,
|
|
bool KillSrc) const;
|
|
|
|
virtual bool copyRegToReg(MachineBasicBlock &MBB,
|
|
MachineBasicBlock::iterator I,
|
|
unsigned DstReg, unsigned SrcReg,
|
|
const TargetRegisterClass *DstRC,
|
|
const TargetRegisterClass *SrcRC,
|
|
DebugLoc DL) const;
|
|
|
|
virtual bool isMoveInstr(const MachineInstr& MI,
|
|
unsigned &SrcReg, unsigned &DstReg,
|
|
unsigned &SrcSubIdx, unsigned &DstSubIdx) const;
|
|
|
|
// static helper routines
|
|
|
|
static MachineSDNode *GetPTXMachineNode(SelectionDAG *DAG, unsigned Opcode,
|
|
DebugLoc dl, EVT VT,
|
|
SDValue Op1) {
|
|
SDValue pred_reg = DAG->getRegister(0, MVT::i1);
|
|
SDValue pred_imm = DAG->getTargetConstant(0, MVT::i32);
|
|
SDValue ops[] = { Op1, pred_reg, pred_imm };
|
|
return DAG->getMachineNode(Opcode, dl, VT, ops, array_lengthof(ops));
|
|
}
|
|
|
|
static MachineSDNode *GetPTXMachineNode(SelectionDAG *DAG, unsigned Opcode,
|
|
DebugLoc dl, EVT VT,
|
|
SDValue Op1,
|
|
SDValue Op2) {
|
|
SDValue pred_reg = DAG->getRegister(0, MVT::i1);
|
|
SDValue pred_imm = DAG->getTargetConstant(0, MVT::i32);
|
|
SDValue ops[] = { Op1, Op2, pred_reg, pred_imm };
|
|
return DAG->getMachineNode(Opcode, dl, VT, ops, array_lengthof(ops));
|
|
}
|
|
|
|
}; // class PTXInstrInfo
|
|
} // namespace llvm
|
|
|
|
#endif // PTX_INSTR_INFO_H
|