| //===-- HexagonInstrInfo.cpp - Hexagon Instruction Information ------------===// |
| // |
| // 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 Hexagon implementation of the TargetInstrInfo class. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "Hexagon.h" |
| #include "HexagonInstrInfo.h" |
| #include "HexagonRegisterInfo.h" |
| #include "HexagonSubtarget.h" |
| #include "llvm/ADT/STLExtras.h" |
| #include "llvm/ADT/SmallVector.h" |
| #include "llvm/CodeGen/DFAPacketizer.h" |
| #include "llvm/CodeGen/MachineInstrBuilder.h" |
| #include "llvm/CodeGen/MachineRegisterInfo.h" |
| #include "llvm/CodeGen/MachineFrameInfo.h" |
| #include "llvm/CodeGen/MachineMemOperand.h" |
| #include "llvm/CodeGen/PseudoSourceValue.h" |
| #include "llvm/Support/MathExtras.h" |
| #define GET_INSTRINFO_CTOR |
| #include "HexagonGenInstrInfo.inc" |
| #include "HexagonGenDFAPacketizer.inc" |
| |
| using namespace llvm; |
| |
| /// |
| /// Constants for Hexagon instructions. |
| /// |
| const int Hexagon_MEMW_OFFSET_MAX = 4095; |
| const int Hexagon_MEMW_OFFSET_MIN = 4096; |
| const int Hexagon_MEMD_OFFSET_MAX = 8191; |
| const int Hexagon_MEMD_OFFSET_MIN = 8192; |
| const int Hexagon_MEMH_OFFSET_MAX = 2047; |
| const int Hexagon_MEMH_OFFSET_MIN = 2048; |
| const int Hexagon_MEMB_OFFSET_MAX = 1023; |
| const int Hexagon_MEMB_OFFSET_MIN = 1024; |
| const int Hexagon_ADDI_OFFSET_MAX = 32767; |
| const int Hexagon_ADDI_OFFSET_MIN = 32768; |
| const int Hexagon_MEMD_AUTOINC_MAX = 56; |
| const int Hexagon_MEMD_AUTOINC_MIN = 64; |
| const int Hexagon_MEMW_AUTOINC_MAX = 28; |
| const int Hexagon_MEMW_AUTOINC_MIN = 32; |
| const int Hexagon_MEMH_AUTOINC_MAX = 14; |
| const int Hexagon_MEMH_AUTOINC_MIN = 16; |
| const int Hexagon_MEMB_AUTOINC_MAX = 7; |
| const int Hexagon_MEMB_AUTOINC_MIN = 8; |
| |
| |
| |
| HexagonInstrInfo::HexagonInstrInfo(HexagonSubtarget &ST) |
| : HexagonGenInstrInfo(Hexagon::ADJCALLSTACKDOWN, Hexagon::ADJCALLSTACKUP), |
| RI(ST, *this), Subtarget(ST) { |
| } |
| |
| |
| /// isLoadFromStackSlot - If the specified machine instruction is a direct |
| /// load from a stack slot, return the virtual or physical register number of |
| /// the destination along with the FrameIndex of the loaded stack slot. If |
| /// not, return 0. This predicate must return 0 if the instruction has |
| /// any side effects other than loading from the stack slot. |
| unsigned HexagonInstrInfo::isLoadFromStackSlot(const MachineInstr *MI, |
| int &FrameIndex) const { |
| |
| |
| switch (MI->getOpcode()) { |
| case Hexagon::LDriw: |
| case Hexagon::LDrid: |
| case Hexagon::LDrih: |
| case Hexagon::LDrib: |
| case Hexagon::LDriub: |
| if (MI->getOperand(2).isFI() && |
| MI->getOperand(1).isImm() && (MI->getOperand(1).getImm() == 0)) { |
| FrameIndex = MI->getOperand(2).getIndex(); |
| return MI->getOperand(0).getReg(); |
| } |
| break; |
| |
| default: |
| break; |
| } |
| |
| return 0; |
| } |
| |
| |
| /// isStoreToStackSlot - If the specified machine instruction is a direct |
| /// store to a stack slot, return the virtual or physical register number of |
| /// the source reg along with the FrameIndex of the loaded stack slot. If |
| /// not, return 0. This predicate must return 0 if the instruction has |
| /// any side effects other than storing to the stack slot. |
| unsigned HexagonInstrInfo::isStoreToStackSlot(const MachineInstr *MI, |
| int &FrameIndex) const { |
| switch (MI->getOpcode()) { |
| case Hexagon::STriw: |
| case Hexagon::STrid: |
| case Hexagon::STrih: |
| case Hexagon::STrib: |
| if (MI->getOperand(2).isFI() && |
| MI->getOperand(1).isImm() && (MI->getOperand(1).getImm() == 0)) { |
| FrameIndex = MI->getOperand(2).getIndex(); |
| return MI->getOperand(0).getReg(); |
| } |
| break; |
| |
| default: |
| break; |
| } |
| |
| return 0; |
| } |
| |
| |
| unsigned |
| HexagonInstrInfo::InsertBranch(MachineBasicBlock &MBB,MachineBasicBlock *TBB, |
| MachineBasicBlock *FBB, |
| const SmallVectorImpl<MachineOperand> &Cond, |
| DebugLoc DL) const{ |
| |
| int BOpc = Hexagon::JMP; |
| int BccOpc = Hexagon::JMP_c; |
| |
| assert(TBB && "InsertBranch must not be told to insert a fallthrough"); |
| |
| int regPos = 0; |
| // Check if ReverseBranchCondition has asked to reverse this branch |
| // If we want to reverse the branch an odd number of times, we want |
| // JMP_cNot. |
| if (!Cond.empty() && Cond[0].isImm() && Cond[0].getImm() == 0) { |
| BccOpc = Hexagon::JMP_cNot; |
| regPos = 1; |
| } |
| |
| if (FBB == 0) { |
| if (Cond.empty()) { |
| // Due to a bug in TailMerging/CFG Optimization, we need to add a |
| // special case handling of a predicated jump followed by an |
| // unconditional jump. If not, Tail Merging and CFG Optimization go |
| // into an infinite loop. |
| MachineBasicBlock *NewTBB, *NewFBB; |
| SmallVector<MachineOperand, 4> Cond; |
| MachineInstr *Term = MBB.getFirstTerminator(); |
| if (isPredicated(Term) && !AnalyzeBranch(MBB, NewTBB, NewFBB, Cond, |
| false)) { |
| MachineBasicBlock *NextBB = |
| llvm::next(MachineFunction::iterator(&MBB)); |
| if (NewTBB == NextBB) { |
| ReverseBranchCondition(Cond); |
| RemoveBranch(MBB); |
| return InsertBranch(MBB, TBB, 0, Cond, DL); |
| } |
| } |
| BuildMI(&MBB, DL, get(BOpc)).addMBB(TBB); |
| } else { |
| BuildMI(&MBB, DL, |
| get(BccOpc)).addReg(Cond[regPos].getReg()).addMBB(TBB); |
| } |
| return 1; |
| } |
| |
| BuildMI(&MBB, DL, get(BccOpc)).addReg(Cond[regPos].getReg()).addMBB(TBB); |
| BuildMI(&MBB, DL, get(BOpc)).addMBB(FBB); |
| |
| return 2; |
| } |
| |
| |
| bool HexagonInstrInfo::AnalyzeBranch(MachineBasicBlock &MBB, |
| MachineBasicBlock *&TBB, |
| MachineBasicBlock *&FBB, |
| SmallVectorImpl<MachineOperand> &Cond, |
| bool AllowModify) const { |
| FBB = NULL; |
| |
| // If the block has no terminators, it just falls into the block after it. |
| MachineBasicBlock::iterator I = MBB.end(); |
| if (I == MBB.begin()) |
| return false; |
| |
| // A basic block may looks like this: |
| // |
| // [ insn |
| // EH_LABEL |
| // insn |
| // insn |
| // insn |
| // EH_LABEL |
| // insn ] |
| // |
| // It has two succs but does not have a terminator |
| // Don't know how to handle it. |
| do { |
| --I; |
| if (I->isEHLabel()) |
| return true; |
| } while (I != MBB.begin()); |
| |
| I = MBB.end(); |
| --I; |
| |
| while (I->isDebugValue()) { |
| if (I == MBB.begin()) |
| return false; |
| --I; |
| } |
| if (!isUnpredicatedTerminator(I)) |
| return false; |
| |
| // Get the last instruction in the block. |
| MachineInstr *LastInst = I; |
| |
| // If there is only one terminator instruction, process it. |
| if (I == MBB.begin() || !isUnpredicatedTerminator(--I)) { |
| if (LastInst->getOpcode() == Hexagon::JMP) { |
| TBB = LastInst->getOperand(0).getMBB(); |
| return false; |
| } |
| if (LastInst->getOpcode() == Hexagon::JMP_c) { |
| // Block ends with fall-through true condbranch. |
| TBB = LastInst->getOperand(1).getMBB(); |
| Cond.push_back(LastInst->getOperand(0)); |
| return false; |
| } |
| if (LastInst->getOpcode() == Hexagon::JMP_cNot) { |
| // Block ends with fall-through false condbranch. |
| TBB = LastInst->getOperand(1).getMBB(); |
| Cond.push_back(MachineOperand::CreateImm(0)); |
| Cond.push_back(LastInst->getOperand(0)); |
| return false; |
| } |
| // Otherwise, don't know what this is. |
| return true; |
| } |
| |
| // Get the instruction before it if it's a terminator. |
| MachineInstr *SecondLastInst = I; |
| |
| // If there are three terminators, we don't know what sort of block this is. |
| if (SecondLastInst && I != MBB.begin() && |
| isUnpredicatedTerminator(--I)) |
| return true; |
| |
| // If the block ends with Hexagon::BRCOND and Hexagon:JMP, handle it. |
| if (((SecondLastInst->getOpcode() == Hexagon::BRCOND) || |
| (SecondLastInst->getOpcode() == Hexagon::JMP_c)) && |
| LastInst->getOpcode() == Hexagon::JMP) { |
| TBB = SecondLastInst->getOperand(1).getMBB(); |
| Cond.push_back(SecondLastInst->getOperand(0)); |
| FBB = LastInst->getOperand(0).getMBB(); |
| return false; |
| } |
| |
| // If the block ends with Hexagon::JMP_cNot and Hexagon:JMP, handle it. |
| if ((SecondLastInst->getOpcode() == Hexagon::JMP_cNot) && |
| LastInst->getOpcode() == Hexagon::JMP) { |
| TBB = SecondLastInst->getOperand(1).getMBB(); |
| Cond.push_back(MachineOperand::CreateImm(0)); |
| Cond.push_back(SecondLastInst->getOperand(0)); |
| FBB = LastInst->getOperand(0).getMBB(); |
| return false; |
| } |
| |
| // If the block ends with two Hexagon:JMPs, handle it. The second one is not |
| // executed, so remove it. |
| if (SecondLastInst->getOpcode() == Hexagon::JMP && |
| LastInst->getOpcode() == Hexagon::JMP) { |
| TBB = SecondLastInst->getOperand(0).getMBB(); |
| I = LastInst; |
| if (AllowModify) |
| I->eraseFromParent(); |
| return false; |
| } |
| |
| // Otherwise, can't handle this. |
| return true; |
| } |
| |
| |
| unsigned HexagonInstrInfo::RemoveBranch(MachineBasicBlock &MBB) const { |
| int BOpc = Hexagon::JMP; |
| int BccOpc = Hexagon::JMP_c; |
| int BccOpcNot = Hexagon::JMP_cNot; |
| |
| MachineBasicBlock::iterator I = MBB.end(); |
| if (I == MBB.begin()) return 0; |
| --I; |
| if (I->getOpcode() != BOpc && I->getOpcode() != BccOpc && |
| I->getOpcode() != BccOpcNot) |
| return 0; |
| |
| // Remove the branch. |
| I->eraseFromParent(); |
| |
| I = MBB.end(); |
| |
| if (I == MBB.begin()) return 1; |
| --I; |
| if (I->getOpcode() != BccOpc && I->getOpcode() != BccOpcNot) |
| return 1; |
| |
| // Remove the branch. |
| I->eraseFromParent(); |
| return 2; |
| } |
| |
| |
| void HexagonInstrInfo::copyPhysReg(MachineBasicBlock &MBB, |
| MachineBasicBlock::iterator I, DebugLoc DL, |
| unsigned DestReg, unsigned SrcReg, |
| bool KillSrc) const { |
| if (Hexagon::IntRegsRegClass.contains(SrcReg, DestReg)) { |
| BuildMI(MBB, I, DL, get(Hexagon::TFR), DestReg).addReg(SrcReg); |
| return; |
| } |
| if (Hexagon::DoubleRegsRegClass.contains(SrcReg, DestReg)) { |
| BuildMI(MBB, I, DL, get(Hexagon::TFR_64), DestReg).addReg(SrcReg); |
| return; |
| } |
| if (Hexagon::PredRegsRegClass.contains(SrcReg, DestReg)) { |
| // Map Pd = Ps to Pd = or(Ps, Ps). |
| BuildMI(MBB, I, DL, get(Hexagon::OR_pp), |
| DestReg).addReg(SrcReg).addReg(SrcReg); |
| return; |
| } |
| if (Hexagon::DoubleRegsRegClass.contains(DestReg, SrcReg)) { |
| // We can have an overlap between single and double reg: r1:0 = r0. |
| if(SrcReg == RI.getSubReg(DestReg, Hexagon::subreg_loreg)) { |
| // r1:0 = r0 |
| BuildMI(MBB, I, DL, get(Hexagon::TFRI), (RI.getSubReg(DestReg, |
| Hexagon::subreg_hireg))).addImm(0); |
| } else { |
| // r1:0 = r1 or no overlap. |
| BuildMI(MBB, I, DL, get(Hexagon::TFR), (RI.getSubReg(DestReg, |
| Hexagon::subreg_loreg))).addReg(SrcReg); |
| BuildMI(MBB, I, DL, get(Hexagon::TFRI), (RI.getSubReg(DestReg, |
| Hexagon::subreg_hireg))).addImm(0); |
| } |
| return; |
| } |
| if (Hexagon::CRRegsRegClass.contains(DestReg, SrcReg)) { |
| BuildMI(MBB, I, DL, get(Hexagon::TFCR), DestReg).addReg(SrcReg); |
| return; |
| } |
| |
| llvm_unreachable("Unimplemented"); |
| } |
| |
| |
| void HexagonInstrInfo:: |
| storeRegToStackSlot(MachineBasicBlock &MBB, MachineBasicBlock::iterator I, |
| unsigned SrcReg, bool isKill, int FI, |
| const TargetRegisterClass *RC, |
| const TargetRegisterInfo *TRI) const { |
| |
| DebugLoc DL = MBB.findDebugLoc(I); |
| MachineFunction &MF = *MBB.getParent(); |
| MachineFrameInfo &MFI = *MF.getFrameInfo(); |
| unsigned Align = MFI.getObjectAlignment(FI); |
| |
| MachineMemOperand *MMO = |
| MF.getMachineMemOperand( |
| MachinePointerInfo(PseudoSourceValue::getFixedStack(FI)), |
| MachineMemOperand::MOStore, |
| MFI.getObjectSize(FI), |
| Align); |
| |
| if (Hexagon::IntRegsRegisterClass->hasSubClassEq(RC)) { |
| BuildMI(MBB, I, DL, get(Hexagon::STriw)) |
| .addFrameIndex(FI).addImm(0) |
| .addReg(SrcReg, getKillRegState(isKill)).addMemOperand(MMO); |
| } else if (Hexagon::DoubleRegsRegisterClass->hasSubClassEq(RC)) { |
| BuildMI(MBB, I, DL, get(Hexagon::STrid)) |
| .addFrameIndex(FI).addImm(0) |
| .addReg(SrcReg, getKillRegState(isKill)).addMemOperand(MMO); |
| } else if (Hexagon::PredRegsRegisterClass->hasSubClassEq(RC)) { |
| BuildMI(MBB, I, DL, get(Hexagon::STriw_pred)) |
| .addFrameIndex(FI).addImm(0) |
| .addReg(SrcReg, getKillRegState(isKill)).addMemOperand(MMO); |
| } else { |
| llvm_unreachable("Unimplemented"); |
| } |
| } |
| |
| |
| void HexagonInstrInfo::storeRegToAddr( |
| MachineFunction &MF, unsigned SrcReg, |
| bool isKill, |
| SmallVectorImpl<MachineOperand> &Addr, |
| const TargetRegisterClass *RC, |
| SmallVectorImpl<MachineInstr*> &NewMIs) const |
| { |
| llvm_unreachable("Unimplemented"); |
| } |
| |
| |
| void HexagonInstrInfo:: |
| loadRegFromStackSlot(MachineBasicBlock &MBB, MachineBasicBlock::iterator I, |
| unsigned DestReg, int FI, |
| const TargetRegisterClass *RC, |
| const TargetRegisterInfo *TRI) const { |
| DebugLoc DL = MBB.findDebugLoc(I); |
| MachineFunction &MF = *MBB.getParent(); |
| MachineFrameInfo &MFI = *MF.getFrameInfo(); |
| unsigned Align = MFI.getObjectAlignment(FI); |
| |
| MachineMemOperand *MMO = |
| MF.getMachineMemOperand( |
| MachinePointerInfo(PseudoSourceValue::getFixedStack(FI)), |
| MachineMemOperand::MOLoad, |
| MFI.getObjectSize(FI), |
| Align); |
| |
| if (RC == Hexagon::IntRegsRegisterClass) { |
| BuildMI(MBB, I, DL, get(Hexagon::LDriw), DestReg) |
| .addFrameIndex(FI).addImm(0).addMemOperand(MMO); |
| } else if (RC == Hexagon::DoubleRegsRegisterClass) { |
| BuildMI(MBB, I, DL, get(Hexagon::LDrid), DestReg) |
| .addFrameIndex(FI).addImm(0).addMemOperand(MMO); |
| } else if (RC == Hexagon::PredRegsRegisterClass) { |
| BuildMI(MBB, I, DL, get(Hexagon::LDriw_pred), DestReg) |
| .addFrameIndex(FI).addImm(0).addMemOperand(MMO); |
| } else { |
| llvm_unreachable("Can't store this register to stack slot"); |
| } |
| } |
| |
| |
| void HexagonInstrInfo::loadRegFromAddr(MachineFunction &MF, unsigned DestReg, |
| SmallVectorImpl<MachineOperand> &Addr, |
| const TargetRegisterClass *RC, |
| SmallVectorImpl<MachineInstr*> &NewMIs) const { |
| llvm_unreachable("Unimplemented"); |
| } |
| |
| |
| MachineInstr *HexagonInstrInfo::foldMemoryOperandImpl(MachineFunction &MF, |
| MachineInstr* MI, |
| const SmallVectorImpl<unsigned> &Ops, |
| int FI) const { |
| // Hexagon_TODO: Implement. |
| return(0); |
| } |
| |
| |
| unsigned HexagonInstrInfo::createVR(MachineFunction* MF, MVT VT) const { |
| |
| MachineRegisterInfo &RegInfo = MF->getRegInfo(); |
| const TargetRegisterClass *TRC; |
| if (VT == MVT::i1) { |
| TRC = Hexagon::PredRegsRegisterClass; |
| } else if (VT == MVT::i32) { |
| TRC = Hexagon::IntRegsRegisterClass; |
| } else if (VT == MVT::i64) { |
| TRC = Hexagon::DoubleRegsRegisterClass; |
| } else { |
| llvm_unreachable("Cannot handle this register class"); |
| } |
| |
| unsigned NewReg = RegInfo.createVirtualRegister(TRC); |
| return NewReg; |
| } |
| |
| |
| |
| bool HexagonInstrInfo::isPredicable(MachineInstr *MI) const { |
| bool isPred = MI->getDesc().isPredicable(); |
| |
| if (!isPred) |
| return false; |
| |
| const int Opc = MI->getOpcode(); |
| |
| switch(Opc) { |
| case Hexagon::TFRI: |
| return isInt<12>(MI->getOperand(1).getImm()); |
| |
| case Hexagon::STrid: |
| case Hexagon::STrid_indexed: |
| return isShiftedUInt<6,3>(MI->getOperand(1).getImm()); |
| |
| case Hexagon::STriw: |
| case Hexagon::STriw_indexed: |
| case Hexagon::STriw_nv_V4: |
| return isShiftedUInt<6,2>(MI->getOperand(1).getImm()); |
| |
| case Hexagon::STrih: |
| case Hexagon::STrih_indexed: |
| case Hexagon::STrih_nv_V4: |
| return isShiftedUInt<6,1>(MI->getOperand(1).getImm()); |
| |
| case Hexagon::STrib: |
| case Hexagon::STrib_indexed: |
| case Hexagon::STrib_nv_V4: |
| return isUInt<6>(MI->getOperand(1).getImm()); |
| |
| case Hexagon::LDrid: |
| case Hexagon::LDrid_indexed: |
| return isShiftedUInt<6,3>(MI->getOperand(2).getImm()); |
| |
| case Hexagon::LDriw: |
| case Hexagon::LDriw_indexed: |
| return isShiftedUInt<6,2>(MI->getOperand(2).getImm()); |
| |
| case Hexagon::LDrih: |
| case Hexagon::LDriuh: |
| case Hexagon::LDrih_indexed: |
| case Hexagon::LDriuh_indexed: |
| return isShiftedUInt<6,1>(MI->getOperand(2).getImm()); |
| |
| case Hexagon::LDrib: |
| case Hexagon::LDriub: |
| case Hexagon::LDrib_indexed: |
| case Hexagon::LDriub_indexed: |
| return isUInt<6>(MI->getOperand(2).getImm()); |
| |
| case Hexagon::POST_LDrid: |
| return isShiftedInt<4,3>(MI->getOperand(3).getImm()); |
| |
| case Hexagon::POST_LDriw: |
| return isShiftedInt<4,2>(MI->getOperand(3).getImm()); |
| |
| case Hexagon::POST_LDrih: |
| case Hexagon::POST_LDriuh: |
| return isShiftedInt<4,1>(MI->getOperand(3).getImm()); |
| |
| case Hexagon::POST_LDrib: |
| case Hexagon::POST_LDriub: |
| return isInt<4>(MI->getOperand(3).getImm()); |
| |
| case Hexagon::STrib_imm_V4: |
| case Hexagon::STrih_imm_V4: |
| case Hexagon::STriw_imm_V4: |
| return (isUInt<6>(MI->getOperand(1).getImm()) && |
| isInt<6>(MI->getOperand(2).getImm())); |
| |
| case Hexagon::ADD_ri: |
| return isInt<8>(MI->getOperand(2).getImm()); |
| |
| case Hexagon::ASLH: |
| case Hexagon::ASRH: |
| case Hexagon::SXTB: |
| case Hexagon::SXTH: |
| case Hexagon::ZXTB: |
| case Hexagon::ZXTH: |
| return Subtarget.getHexagonArchVersion() == HexagonSubtarget::V4; |
| |
| case Hexagon::JMPR: |
| return false; |
| } |
| |
| return true; |
| } |
| |
| unsigned HexagonInstrInfo::getInvertedPredicatedOpcode(const int Opc) const { |
| switch(Opc) { |
| case Hexagon::TFR_cPt: |
| return Hexagon::TFR_cNotPt; |
| case Hexagon::TFR_cNotPt: |
| return Hexagon::TFR_cPt; |
| |
| case Hexagon::TFRI_cPt: |
| return Hexagon::TFRI_cNotPt; |
| case Hexagon::TFRI_cNotPt: |
| return Hexagon::TFRI_cPt; |
| |
| case Hexagon::JMP_c: |
| return Hexagon::JMP_cNot; |
| case Hexagon::JMP_cNot: |
| return Hexagon::JMP_c; |
| |
| case Hexagon::ADD_ri_cPt: |
| return Hexagon::ADD_ri_cNotPt; |
| case Hexagon::ADD_ri_cNotPt: |
| return Hexagon::ADD_ri_cPt; |
| |
| case Hexagon::ADD_rr_cPt: |
| return Hexagon::ADD_rr_cNotPt; |
| case Hexagon::ADD_rr_cNotPt: |
| return Hexagon::ADD_rr_cPt; |
| |
| case Hexagon::XOR_rr_cPt: |
| return Hexagon::XOR_rr_cNotPt; |
| case Hexagon::XOR_rr_cNotPt: |
| return Hexagon::XOR_rr_cPt; |
| |
| case Hexagon::AND_rr_cPt: |
| return Hexagon::AND_rr_cNotPt; |
| case Hexagon::AND_rr_cNotPt: |
| return Hexagon::AND_rr_cPt; |
| |
| case Hexagon::OR_rr_cPt: |
| return Hexagon::OR_rr_cNotPt; |
| case Hexagon::OR_rr_cNotPt: |
| return Hexagon::OR_rr_cPt; |
| |
| case Hexagon::SUB_rr_cPt: |
| return Hexagon::SUB_rr_cNotPt; |
| case Hexagon::SUB_rr_cNotPt: |
| return Hexagon::SUB_rr_cPt; |
| |
| case Hexagon::COMBINE_rr_cPt: |
| return Hexagon::COMBINE_rr_cNotPt; |
| case Hexagon::COMBINE_rr_cNotPt: |
| return Hexagon::COMBINE_rr_cPt; |
| |
| case Hexagon::ASLH_cPt_V4: |
| return Hexagon::ASLH_cNotPt_V4; |
| case Hexagon::ASLH_cNotPt_V4: |
| return Hexagon::ASLH_cPt_V4; |
| |
| case Hexagon::ASRH_cPt_V4: |
| return Hexagon::ASRH_cNotPt_V4; |
| case Hexagon::ASRH_cNotPt_V4: |
| return Hexagon::ASRH_cPt_V4; |
| |
| case Hexagon::SXTB_cPt_V4: |
| return Hexagon::SXTB_cNotPt_V4; |
| case Hexagon::SXTB_cNotPt_V4: |
| return Hexagon::SXTB_cPt_V4; |
| |
| case Hexagon::SXTH_cPt_V4: |
| return Hexagon::SXTH_cNotPt_V4; |
| case Hexagon::SXTH_cNotPt_V4: |
| return Hexagon::SXTH_cPt_V4; |
| |
| case Hexagon::ZXTB_cPt_V4: |
| return Hexagon::ZXTB_cNotPt_V4; |
| case Hexagon::ZXTB_cNotPt_V4: |
| return Hexagon::ZXTB_cPt_V4; |
| |
| case Hexagon::ZXTH_cPt_V4: |
| return Hexagon::ZXTH_cNotPt_V4; |
| case Hexagon::ZXTH_cNotPt_V4: |
| return Hexagon::ZXTH_cPt_V4; |
| |
| |
| case Hexagon::JMPR_cPt: |
| return Hexagon::JMPR_cNotPt; |
| case Hexagon::JMPR_cNotPt: |
| return Hexagon::JMPR_cPt; |
| |
| // V4 indexed+scaled load. |
| case Hexagon::LDrid_indexed_cPt_V4: |
| return Hexagon::LDrid_indexed_cNotPt_V4; |
| case Hexagon::LDrid_indexed_cNotPt_V4: |
| return Hexagon::LDrid_indexed_cPt_V4; |
| |
| case Hexagon::LDrid_indexed_shl_cPt_V4: |
| return Hexagon::LDrid_indexed_shl_cNotPt_V4; |
| case Hexagon::LDrid_indexed_shl_cNotPt_V4: |
| return Hexagon::LDrid_indexed_shl_cPt_V4; |
| |
| case Hexagon::LDrib_indexed_cPt_V4: |
| return Hexagon::LDrib_indexed_cNotPt_V4; |
| case Hexagon::LDrib_indexed_cNotPt_V4: |
| return Hexagon::LDrib_indexed_cPt_V4; |
| |
| case Hexagon::LDriub_indexed_cPt_V4: |
| return Hexagon::LDriub_indexed_cNotPt_V4; |
| case Hexagon::LDriub_indexed_cNotPt_V4: |
| return Hexagon::LDriub_indexed_cPt_V4; |
| |
| case Hexagon::LDrib_indexed_shl_cPt_V4: |
| return Hexagon::LDrib_indexed_shl_cNotPt_V4; |
| case Hexagon::LDrib_indexed_shl_cNotPt_V4: |
| return Hexagon::LDrib_indexed_shl_cPt_V4; |
| |
| case Hexagon::LDriub_indexed_shl_cPt_V4: |
| return Hexagon::LDriub_indexed_shl_cNotPt_V4; |
| case Hexagon::LDriub_indexed_shl_cNotPt_V4: |
| return Hexagon::LDriub_indexed_shl_cPt_V4; |
| |
| case Hexagon::LDrih_indexed_cPt_V4: |
| return Hexagon::LDrih_indexed_cNotPt_V4; |
| case Hexagon::LDrih_indexed_cNotPt_V4: |
| return Hexagon::LDrih_indexed_cPt_V4; |
| |
| case Hexagon::LDriuh_indexed_cPt_V4: |
| return Hexagon::LDriuh_indexed_cNotPt_V4; |
| case Hexagon::LDriuh_indexed_cNotPt_V4: |
| return Hexagon::LDriuh_indexed_cPt_V4; |
| |
| case Hexagon::LDrih_indexed_shl_cPt_V4: |
| return Hexagon::LDrih_indexed_shl_cNotPt_V4; |
| case Hexagon::LDrih_indexed_shl_cNotPt_V4: |
| return Hexagon::LDrih_indexed_shl_cPt_V4; |
| |
| case Hexagon::LDriuh_indexed_shl_cPt_V4: |
| return Hexagon::LDriuh_indexed_shl_cNotPt_V4; |
| case Hexagon::LDriuh_indexed_shl_cNotPt_V4: |
| return Hexagon::LDriuh_indexed_shl_cPt_V4; |
| |
| case Hexagon::LDriw_indexed_cPt_V4: |
| return Hexagon::LDriw_indexed_cNotPt_V4; |
| case Hexagon::LDriw_indexed_cNotPt_V4: |
| return Hexagon::LDriw_indexed_cPt_V4; |
| |
| case Hexagon::LDriw_indexed_shl_cPt_V4: |
| return Hexagon::LDriw_indexed_shl_cNotPt_V4; |
| case Hexagon::LDriw_indexed_shl_cNotPt_V4: |
| return Hexagon::LDriw_indexed_shl_cPt_V4; |
| |
| // Byte. |
| case Hexagon::POST_STbri_cPt: |
| return Hexagon::POST_STbri_cNotPt; |
| case Hexagon::POST_STbri_cNotPt: |
| return Hexagon::POST_STbri_cPt; |
| |
| case Hexagon::STrib_cPt: |
| return Hexagon::STrib_cNotPt; |
| case Hexagon::STrib_cNotPt: |
| return Hexagon::STrib_cPt; |
| |
| case Hexagon::STrib_indexed_cPt: |
| return Hexagon::STrib_indexed_cNotPt; |
| case Hexagon::STrib_indexed_cNotPt: |
| return Hexagon::STrib_indexed_cPt; |
| |
| case Hexagon::STrib_imm_cPt_V4: |
| return Hexagon::STrib_imm_cNotPt_V4; |
| case Hexagon::STrib_imm_cNotPt_V4: |
| return Hexagon::STrib_imm_cPt_V4; |
| |
| case Hexagon::STrib_indexed_shl_cPt_V4: |
| return Hexagon::STrib_indexed_shl_cNotPt_V4; |
| case Hexagon::STrib_indexed_shl_cNotPt_V4: |
| return Hexagon::STrib_indexed_shl_cPt_V4; |
| |
| // Halfword. |
| case Hexagon::POST_SThri_cPt: |
| return Hexagon::POST_SThri_cNotPt; |
| case Hexagon::POST_SThri_cNotPt: |
| return Hexagon::POST_SThri_cPt; |
| |
| case Hexagon::STrih_cPt: |
| return Hexagon::STrih_cNotPt; |
| case Hexagon::STrih_cNotPt: |
| return Hexagon::STrih_cPt; |
| |
| case Hexagon::STrih_indexed_cPt: |
| return Hexagon::STrih_indexed_cNotPt; |
| case Hexagon::STrih_indexed_cNotPt: |
| return Hexagon::STrih_indexed_cPt; |
| |
| case Hexagon::STrih_imm_cPt_V4: |
| return Hexagon::STrih_imm_cNotPt_V4; |
| case Hexagon::STrih_imm_cNotPt_V4: |
| return Hexagon::STrih_imm_cPt_V4; |
| |
| case Hexagon::STrih_indexed_shl_cPt_V4: |
| return Hexagon::STrih_indexed_shl_cNotPt_V4; |
| case Hexagon::STrih_indexed_shl_cNotPt_V4: |
| return Hexagon::STrih_indexed_shl_cPt_V4; |
| |
| // Word. |
| case Hexagon::POST_STwri_cPt: |
| return Hexagon::POST_STwri_cNotPt; |
| case Hexagon::POST_STwri_cNotPt: |
| return Hexagon::POST_STwri_cPt; |
| |
| case Hexagon::STriw_cPt: |
| return Hexagon::STriw_cNotPt; |
| case Hexagon::STriw_cNotPt: |
| return Hexagon::STriw_cPt; |
| |
| case Hexagon::STriw_indexed_cPt: |
| return Hexagon::STriw_indexed_cNotPt; |
| case Hexagon::STriw_indexed_cNotPt: |
| return Hexagon::STriw_indexed_cPt; |
| |
| case Hexagon::STriw_indexed_shl_cPt_V4: |
| return Hexagon::STriw_indexed_shl_cNotPt_V4; |
| case Hexagon::STriw_indexed_shl_cNotPt_V4: |
| return Hexagon::STriw_indexed_shl_cPt_V4; |
| |
| case Hexagon::STriw_imm_cPt_V4: |
| return Hexagon::STriw_imm_cNotPt_V4; |
| case Hexagon::STriw_imm_cNotPt_V4: |
| return Hexagon::STriw_imm_cPt_V4; |
| |
| // Double word. |
| case Hexagon::POST_STdri_cPt: |
| return Hexagon::POST_STdri_cNotPt; |
| case Hexagon::POST_STdri_cNotPt: |
| return Hexagon::POST_STdri_cPt; |
| |
| case Hexagon::STrid_cPt: |
| return Hexagon::STrid_cNotPt; |
| case Hexagon::STrid_cNotPt: |
| return Hexagon::STrid_cPt; |
| |
| case Hexagon::STrid_indexed_cPt: |
| return Hexagon::STrid_indexed_cNotPt; |
| case Hexagon::STrid_indexed_cNotPt: |
| return Hexagon::STrid_indexed_cPt; |
| |
| case Hexagon::STrid_indexed_shl_cPt_V4: |
| return Hexagon::STrid_indexed_shl_cNotPt_V4; |
| case Hexagon::STrid_indexed_shl_cNotPt_V4: |
| return Hexagon::STrid_indexed_shl_cPt_V4; |
| |
| // Load. |
| case Hexagon::LDrid_cPt: |
| return Hexagon::LDrid_cNotPt; |
| case Hexagon::LDrid_cNotPt: |
| return Hexagon::LDrid_cPt; |
| |
| case Hexagon::LDriw_cPt: |
| return Hexagon::LDriw_cNotPt; |
| case Hexagon::LDriw_cNotPt: |
| return Hexagon::LDriw_cPt; |
| |
| case Hexagon::LDrih_cPt: |
| return Hexagon::LDrih_cNotPt; |
| case Hexagon::LDrih_cNotPt: |
| return Hexagon::LDrih_cPt; |
| |
| case Hexagon::LDriuh_cPt: |
| return Hexagon::LDriuh_cNotPt; |
| case Hexagon::LDriuh_cNotPt: |
| return Hexagon::LDriuh_cPt; |
| |
| case Hexagon::LDrib_cPt: |
| return Hexagon::LDrib_cNotPt; |
| case Hexagon::LDrib_cNotPt: |
| return Hexagon::LDrib_cPt; |
| |
| case Hexagon::LDriub_cPt: |
| return Hexagon::LDriub_cNotPt; |
| case Hexagon::LDriub_cNotPt: |
| return Hexagon::LDriub_cPt; |
| |
| // Load Indexed. |
| case Hexagon::LDrid_indexed_cPt: |
| return Hexagon::LDrid_indexed_cNotPt; |
| case Hexagon::LDrid_indexed_cNotPt: |
| return Hexagon::LDrid_indexed_cPt; |
| |
| case Hexagon::LDriw_indexed_cPt: |
| return Hexagon::LDriw_indexed_cNotPt; |
| case Hexagon::LDriw_indexed_cNotPt: |
| return Hexagon::LDriw_indexed_cPt; |
| |
| case Hexagon::LDrih_indexed_cPt: |
| return Hexagon::LDrih_indexed_cNotPt; |
| case Hexagon::LDrih_indexed_cNotPt: |
| return Hexagon::LDrih_indexed_cPt; |
| |
| case Hexagon::LDriuh_indexed_cPt: |
| return Hexagon::LDriuh_indexed_cNotPt; |
| case Hexagon::LDriuh_indexed_cNotPt: |
| return Hexagon::LDriuh_indexed_cPt; |
| |
| case Hexagon::LDrib_indexed_cPt: |
| return Hexagon::LDrib_indexed_cNotPt; |
| case Hexagon::LDrib_indexed_cNotPt: |
| return Hexagon::LDrib_indexed_cPt; |
| |
| case Hexagon::LDriub_indexed_cPt: |
| return Hexagon::LDriub_indexed_cNotPt; |
| case Hexagon::LDriub_indexed_cNotPt: |
| return Hexagon::LDriub_indexed_cPt; |
| |
| // Post Inc Load. |
| case Hexagon::POST_LDrid_cPt: |
| return Hexagon::POST_LDrid_cNotPt; |
| case Hexagon::POST_LDriw_cNotPt: |
| return Hexagon::POST_LDriw_cPt; |
| |
| case Hexagon::POST_LDrih_cPt: |
| return Hexagon::POST_LDrih_cNotPt; |
| case Hexagon::POST_LDrih_cNotPt: |
| return Hexagon::POST_LDrih_cPt; |
| |
| case Hexagon::POST_LDriuh_cPt: |
| return Hexagon::POST_LDriuh_cNotPt; |
| case Hexagon::POST_LDriuh_cNotPt: |
| return Hexagon::POST_LDriuh_cPt; |
| |
| case Hexagon::POST_LDrib_cPt: |
| return Hexagon::POST_LDrib_cNotPt; |
| case Hexagon::POST_LDrib_cNotPt: |
| return Hexagon::POST_LDrib_cPt; |
| |
| case Hexagon::POST_LDriub_cPt: |
| return Hexagon::POST_LDriub_cNotPt; |
| case Hexagon::POST_LDriub_cNotPt: |
| return Hexagon::POST_LDriub_cPt; |
| |
| // Dealloc_return. |
| case Hexagon::DEALLOC_RET_cPt_V4: |
| return Hexagon::DEALLOC_RET_cNotPt_V4; |
| case Hexagon::DEALLOC_RET_cNotPt_V4: |
| return Hexagon::DEALLOC_RET_cPt_V4; |
| |
| // New Value Jump. |
| // JMPEQ_ri - with -1. |
| case Hexagon::JMP_EQriPtneg_nv_V4: |
| return Hexagon::JMP_EQriNotPtneg_nv_V4; |
| case Hexagon::JMP_EQriNotPtneg_nv_V4: |
| return Hexagon::JMP_EQriPtneg_nv_V4; |
| |
| case Hexagon::JMP_EQriPntneg_nv_V4: |
| return Hexagon::JMP_EQriNotPntneg_nv_V4; |
| case Hexagon::JMP_EQriNotPntneg_nv_V4: |
| return Hexagon::JMP_EQriPntneg_nv_V4; |
| |
| // JMPEQ_ri. |
| case Hexagon::JMP_EQriPt_nv_V4: |
| return Hexagon::JMP_EQriNotPt_nv_V4; |
| case Hexagon::JMP_EQriNotPt_nv_V4: |
| return Hexagon::JMP_EQriPt_nv_V4; |
| |
| case Hexagon::JMP_EQriPnt_nv_V4: |
| return Hexagon::JMP_EQriNotPnt_nv_V4; |
| case Hexagon::JMP_EQriNotPnt_nv_V4: |
| return Hexagon::JMP_EQriPnt_nv_V4; |
| |
| // JMPEQ_rr. |
| case Hexagon::JMP_EQrrPt_nv_V4: |
| return Hexagon::JMP_EQrrNotPt_nv_V4; |
| case Hexagon::JMP_EQrrNotPt_nv_V4: |
| return Hexagon::JMP_EQrrPt_nv_V4; |
| |
| case Hexagon::JMP_EQrrPnt_nv_V4: |
| return Hexagon::JMP_EQrrNotPnt_nv_V4; |
| case Hexagon::JMP_EQrrNotPnt_nv_V4: |
| return Hexagon::JMP_EQrrPnt_nv_V4; |
| |
| // JMPGT_ri - with -1. |
| case Hexagon::JMP_GTriPtneg_nv_V4: |
| return Hexagon::JMP_GTriNotPtneg_nv_V4; |
| case Hexagon::JMP_GTriNotPtneg_nv_V4: |
| return Hexagon::JMP_GTriPtneg_nv_V4; |
| |
| case Hexagon::JMP_GTriPntneg_nv_V4: |
| return Hexagon::JMP_GTriNotPntneg_nv_V4; |
| case Hexagon::JMP_GTriNotPntneg_nv_V4: |
| return Hexagon::JMP_GTriPntneg_nv_V4; |
| |
| // JMPGT_ri. |
| case Hexagon::JMP_GTriPt_nv_V4: |
| return Hexagon::JMP_GTriNotPt_nv_V4; |
| case Hexagon::JMP_GTriNotPt_nv_V4: |
| return Hexagon::JMP_GTriPt_nv_V4; |
| |
| case Hexagon::JMP_GTriPnt_nv_V4: |
| return Hexagon::JMP_GTriNotPnt_nv_V4; |
| case Hexagon::JMP_GTriNotPnt_nv_V4: |
| return Hexagon::JMP_GTriPnt_nv_V4; |
| |
| // JMPGT_rr. |
| case Hexagon::JMP_GTrrPt_nv_V4: |
| return Hexagon::JMP_GTrrNotPt_nv_V4; |
| case Hexagon::JMP_GTrrNotPt_nv_V4: |
| return Hexagon::JMP_GTrrPt_nv_V4; |
| |
| case Hexagon::JMP_GTrrPnt_nv_V4: |
| return Hexagon::JMP_GTrrNotPnt_nv_V4; |
| case Hexagon::JMP_GTrrNotPnt_nv_V4: |
| return Hexagon::JMP_GTrrPnt_nv_V4; |
| |
| // JMPGT_rrdn. |
| case Hexagon::JMP_GTrrdnPt_nv_V4: |
| return Hexagon::JMP_GTrrdnNotPt_nv_V4; |
| case Hexagon::JMP_GTrrdnNotPt_nv_V4: |
| return Hexagon::JMP_GTrrdnPt_nv_V4; |
| |
| case Hexagon::JMP_GTrrdnPnt_nv_V4: |
| return Hexagon::JMP_GTrrdnNotPnt_nv_V4; |
| case Hexagon::JMP_GTrrdnNotPnt_nv_V4: |
| return Hexagon::JMP_GTrrdnPnt_nv_V4; |
| |
| // JMPGTU_ri. |
| case Hexagon::JMP_GTUriPt_nv_V4: |
| return Hexagon::JMP_GTUriNotPt_nv_V4; |
| case Hexagon::JMP_GTUriNotPt_nv_V4: |
| return Hexagon::JMP_GTUriPt_nv_V4; |
| |
| case Hexagon::JMP_GTUriPnt_nv_V4: |
| return Hexagon::JMP_GTUriNotPnt_nv_V4; |
| case Hexagon::JMP_GTUriNotPnt_nv_V4: |
| return Hexagon::JMP_GTUriPnt_nv_V4; |
| |
| // JMPGTU_rr. |
| case Hexagon::JMP_GTUrrPt_nv_V4: |
| return Hexagon::JMP_GTUrrNotPt_nv_V4; |
| case Hexagon::JMP_GTUrrNotPt_nv_V4: |
| return Hexagon::JMP_GTUrrPt_nv_V4; |
| |
| case Hexagon::JMP_GTUrrPnt_nv_V4: |
| return Hexagon::JMP_GTUrrNotPnt_nv_V4; |
| case Hexagon::JMP_GTUrrNotPnt_nv_V4: |
| return Hexagon::JMP_GTUrrPnt_nv_V4; |
| |
| // JMPGTU_rrdn. |
| case Hexagon::JMP_GTUrrdnPt_nv_V4: |
| return Hexagon::JMP_GTUrrdnNotPt_nv_V4; |
| case Hexagon::JMP_GTUrrdnNotPt_nv_V4: |
| return Hexagon::JMP_GTUrrdnPt_nv_V4; |
| |
| case Hexagon::JMP_GTUrrdnPnt_nv_V4: |
| return Hexagon::JMP_GTUrrdnNotPnt_nv_V4; |
| case Hexagon::JMP_GTUrrdnNotPnt_nv_V4: |
| return Hexagon::JMP_GTUrrdnPnt_nv_V4; |
| |
| default: |
| llvm_unreachable("Unexpected predicated instruction"); |
| } |
| } |
| |
| |
| int HexagonInstrInfo:: |
| getMatchingCondBranchOpcode(int Opc, bool invertPredicate) const { |
| switch(Opc) { |
| case Hexagon::TFR: |
| return !invertPredicate ? Hexagon::TFR_cPt : |
| Hexagon::TFR_cNotPt; |
| case Hexagon::TFRI: |
| return !invertPredicate ? Hexagon::TFRI_cPt : |
| Hexagon::TFRI_cNotPt; |
| case Hexagon::JMP: |
| return !invertPredicate ? Hexagon::JMP_c : |
| Hexagon::JMP_cNot; |
| case Hexagon::ADD_ri: |
| return !invertPredicate ? Hexagon::ADD_ri_cPt : |
| Hexagon::ADD_ri_cNotPt; |
| case Hexagon::ADD_rr: |
| return !invertPredicate ? Hexagon::ADD_rr_cPt : |
| Hexagon::ADD_rr_cNotPt; |
| case Hexagon::XOR_rr: |
| return !invertPredicate ? Hexagon::XOR_rr_cPt : |
| Hexagon::XOR_rr_cNotPt; |
| case Hexagon::AND_rr: |
| return !invertPredicate ? Hexagon::AND_rr_cPt : |
| Hexagon::AND_rr_cNotPt; |
| case Hexagon::OR_rr: |
| return !invertPredicate ? Hexagon::OR_rr_cPt : |
| Hexagon::OR_rr_cNotPt; |
| case Hexagon::SUB_rr: |
| return !invertPredicate ? Hexagon::SUB_rr_cPt : |
| Hexagon::SUB_rr_cNotPt; |
| case Hexagon::COMBINE_rr: |
| return !invertPredicate ? Hexagon::COMBINE_rr_cPt : |
| Hexagon::COMBINE_rr_cNotPt; |
| case Hexagon::ASLH: |
| return !invertPredicate ? Hexagon::ASLH_cPt_V4 : |
| Hexagon::ASLH_cNotPt_V4; |
| case Hexagon::ASRH: |
| return !invertPredicate ? Hexagon::ASRH_cPt_V4 : |
| Hexagon::ASRH_cNotPt_V4; |
| case Hexagon::SXTB: |
| return !invertPredicate ? Hexagon::SXTB_cPt_V4 : |
| Hexagon::SXTB_cNotPt_V4; |
| case Hexagon::SXTH: |
| return !invertPredicate ? Hexagon::SXTH_cPt_V4 : |
| Hexagon::SXTH_cNotPt_V4; |
| case Hexagon::ZXTB: |
| return !invertPredicate ? Hexagon::ZXTB_cPt_V4 : |
| Hexagon::ZXTB_cNotPt_V4; |
| case Hexagon::ZXTH: |
| return !invertPredicate ? Hexagon::ZXTH_cPt_V4 : |
| Hexagon::ZXTH_cNotPt_V4; |
| |
| case Hexagon::JMPR: |
| return !invertPredicate ? Hexagon::JMPR_cPt : |
| Hexagon::JMPR_cNotPt; |
| |
| // V4 indexed+scaled load. |
| case Hexagon::LDrid_indexed_V4: |
| return !invertPredicate ? Hexagon::LDrid_indexed_cPt_V4 : |
| Hexagon::LDrid_indexed_cNotPt_V4; |
| case Hexagon::LDrid_indexed_shl_V4: |
| return !invertPredicate ? Hexagon::LDrid_indexed_shl_cPt_V4 : |
| Hexagon::LDrid_indexed_shl_cNotPt_V4; |
| case Hexagon::LDrib_indexed_V4: |
| return !invertPredicate ? Hexagon::LDrib_indexed_cPt_V4 : |
| Hexagon::LDrib_indexed_cNotPt_V4; |
| case Hexagon::LDriub_indexed_V4: |
| return !invertPredicate ? Hexagon::LDriub_indexed_cPt_V4 : |
| Hexagon::LDriub_indexed_cNotPt_V4; |
| case Hexagon::LDriub_ae_indexed_V4: |
| return !invertPredicate ? Hexagon::LDriub_indexed_cPt_V4 : |
| Hexagon::LDriub_indexed_cNotPt_V4; |
| case Hexagon::LDrib_indexed_shl_V4: |
| return !invertPredicate ? Hexagon::LDrib_indexed_shl_cPt_V4 : |
| Hexagon::LDrib_indexed_shl_cNotPt_V4; |
| case Hexagon::LDriub_indexed_shl_V4: |
| return !invertPredicate ? Hexagon::LDriub_indexed_shl_cPt_V4 : |
| Hexagon::LDriub_indexed_shl_cNotPt_V4; |
| case Hexagon::LDriub_ae_indexed_shl_V4: |
| return !invertPredicate ? Hexagon::LDriub_indexed_shl_cPt_V4 : |
| Hexagon::LDriub_indexed_shl_cNotPt_V4; |
| case Hexagon::LDrih_indexed_V4: |
| return !invertPredicate ? Hexagon::LDrih_indexed_cPt_V4 : |
| Hexagon::LDrih_indexed_cNotPt_V4; |
| case Hexagon::LDriuh_indexed_V4: |
| return !invertPredicate ? Hexagon::LDriuh_indexed_cPt_V4 : |
| Hexagon::LDriuh_indexed_cNotPt_V4; |
| case Hexagon::LDriuh_ae_indexed_V4: |
| return !invertPredicate ? Hexagon::LDriuh_indexed_cPt_V4 : |
| Hexagon::LDriuh_indexed_cNotPt_V4; |
| case Hexagon::LDrih_indexed_shl_V4: |
| return !invertPredicate ? Hexagon::LDrih_indexed_shl_cPt_V4 : |
| Hexagon::LDrih_indexed_shl_cNotPt_V4; |
| case Hexagon::LDriuh_indexed_shl_V4: |
| return !invertPredicate ? Hexagon::LDriuh_indexed_shl_cPt_V4 : |
| Hexagon::LDriuh_indexed_shl_cNotPt_V4; |
| case Hexagon::LDriuh_ae_indexed_shl_V4: |
| return !invertPredicate ? Hexagon::LDriuh_indexed_shl_cPt_V4 : |
| Hexagon::LDriuh_indexed_shl_cNotPt_V4; |
| case Hexagon::LDriw_indexed_V4: |
| return !invertPredicate ? Hexagon::LDriw_indexed_cPt_V4 : |
| Hexagon::LDriw_indexed_cNotPt_V4; |
| case Hexagon::LDriw_indexed_shl_V4: |
| return !invertPredicate ? Hexagon::LDriw_indexed_shl_cPt_V4 : |
| Hexagon::LDriw_indexed_shl_cNotPt_V4; |
| // Byte. |
| case Hexagon::POST_STbri: |
| return !invertPredicate ? Hexagon::POST_STbri_cPt : |
| Hexagon::POST_STbri_cNotPt; |
| case Hexagon::STrib: |
| return !invertPredicate ? Hexagon::STrib_cPt : |
| Hexagon::STrib_cNotPt; |
| case Hexagon::STrib_indexed: |
| return !invertPredicate ? Hexagon::STrib_indexed_cPt : |
| Hexagon::STrib_indexed_cNotPt; |
| case Hexagon::STrib_imm_V4: |
| return !invertPredicate ? Hexagon::STrib_imm_cPt_V4 : |
| Hexagon::STrib_imm_cNotPt_V4; |
| case Hexagon::STrib_indexed_shl_V4: |
| return !invertPredicate ? Hexagon::STrib_indexed_shl_cPt_V4 : |
| Hexagon::STrib_indexed_shl_cNotPt_V4; |
| // Halfword. |
| case Hexagon::POST_SThri: |
| return !invertPredicate ? Hexagon::POST_SThri_cPt : |
| Hexagon::POST_SThri_cNotPt; |
| case Hexagon::STrih: |
| return !invertPredicate ? Hexagon::STrih_cPt : |
| Hexagon::STrih_cNotPt; |
| case Hexagon::STrih_indexed: |
| return !invertPredicate ? Hexagon::STrih_indexed_cPt : |
| Hexagon::STrih_indexed_cNotPt; |
| case Hexagon::STrih_imm_V4: |
| return !invertPredicate ? Hexagon::STrih_imm_cPt_V4 : |
| Hexagon::STrih_imm_cNotPt_V4; |
| case Hexagon::STrih_indexed_shl_V4: |
| return !invertPredicate ? Hexagon::STrih_indexed_shl_cPt_V4 : |
| Hexagon::STrih_indexed_shl_cNotPt_V4; |
| // Word. |
| case Hexagon::POST_STwri: |
| return !invertPredicate ? Hexagon::POST_STwri_cPt : |
| Hexagon::POST_STwri_cNotPt; |
| case Hexagon::STriw: |
| return !invertPredicate ? Hexagon::STriw_cPt : |
| Hexagon::STriw_cNotPt; |
| case Hexagon::STriw_indexed: |
| return !invertPredicate ? Hexagon::STriw_indexed_cPt : |
| Hexagon::STriw_indexed_cNotPt; |
| case Hexagon::STriw_indexed_shl_V4: |
| return !invertPredicate ? Hexagon::STriw_indexed_shl_cPt_V4 : |
| Hexagon::STriw_indexed_shl_cNotPt_V4; |
| case Hexagon::STriw_imm_V4: |
| return !invertPredicate ? Hexagon::STriw_imm_cPt_V4 : |
| Hexagon::STriw_imm_cNotPt_V4; |
| // Double word. |
| case Hexagon::POST_STdri: |
| return !invertPredicate ? Hexagon::POST_STdri_cPt : |
| Hexagon::POST_STdri_cNotPt; |
| case Hexagon::STrid: |
| return !invertPredicate ? Hexagon::STrid_cPt : |
| Hexagon::STrid_cNotPt; |
| case Hexagon::STrid_indexed: |
| return !invertPredicate ? Hexagon::STrid_indexed_cPt : |
| Hexagon::STrid_indexed_cNotPt; |
| case Hexagon::STrid_indexed_shl_V4: |
| return !invertPredicate ? Hexagon::STrid_indexed_shl_cPt_V4 : |
| Hexagon::STrid_indexed_shl_cNotPt_V4; |
| // Load. |
| case Hexagon::LDrid: |
| return !invertPredicate ? Hexagon::LDrid_cPt : |
| Hexagon::LDrid_cNotPt; |
| case Hexagon::LDriw: |
| return !invertPredicate ? Hexagon::LDriw_cPt : |
| Hexagon::LDriw_cNotPt; |
| case Hexagon::LDrih: |
| return !invertPredicate ? Hexagon::LDrih_cPt : |
| Hexagon::LDrih_cNotPt; |
| case Hexagon::LDriuh: |
| return !invertPredicate ? Hexagon::LDriuh_cPt : |
| Hexagon::LDriuh_cNotPt; |
| case Hexagon::LDrib: |
| return !invertPredicate ? Hexagon::LDrib_cPt : |
| Hexagon::LDrib_cNotPt; |
| case Hexagon::LDriub: |
| return !invertPredicate ? Hexagon::LDriub_cPt : |
| Hexagon::LDriub_cNotPt; |
| case Hexagon::LDriubit: |
| return !invertPredicate ? Hexagon::LDriub_cPt : |
| Hexagon::LDriub_cNotPt; |
| // Load Indexed. |
| case Hexagon::LDrid_indexed: |
| return !invertPredicate ? Hexagon::LDrid_indexed_cPt : |
| Hexagon::LDrid_indexed_cNotPt; |
| case Hexagon::LDriw_indexed: |
| return !invertPredicate ? Hexagon::LDriw_indexed_cPt : |
| Hexagon::LDriw_indexed_cNotPt; |
| case Hexagon::LDrih_indexed: |
| return !invertPredicate ? Hexagon::LDrih_indexed_cPt : |
| Hexagon::LDrih_indexed_cNotPt; |
| case Hexagon::LDriuh_indexed: |
| return !invertPredicate ? Hexagon::LDriuh_indexed_cPt : |
| Hexagon::LDriuh_indexed_cNotPt; |
| case Hexagon::LDrib_indexed: |
| return !invertPredicate ? Hexagon::LDrib_indexed_cPt : |
| Hexagon::LDrib_indexed_cNotPt; |
| case Hexagon::LDriub_indexed: |
| return !invertPredicate ? Hexagon::LDriub_indexed_cPt : |
| Hexagon::LDriub_indexed_cNotPt; |
| // Post Increment Load. |
| case Hexagon::POST_LDrid: |
| return !invertPredicate ? Hexagon::POST_LDrid_cPt : |
| Hexagon::POST_LDrid_cNotPt; |
| case Hexagon::POST_LDriw: |
| return !invertPredicate ? Hexagon::POST_LDriw_cPt : |
| Hexagon::POST_LDriw_cNotPt; |
| case Hexagon::POST_LDrih: |
| return !invertPredicate ? Hexagon::POST_LDrih_cPt : |
| Hexagon::POST_LDrih_cNotPt; |
| case Hexagon::POST_LDriuh: |
| return !invertPredicate ? Hexagon::POST_LDriuh_cPt : |
| Hexagon::POST_LDriuh_cNotPt; |
| case Hexagon::POST_LDrib: |
| return !invertPredicate ? Hexagon::POST_LDrib_cPt : |
| Hexagon::POST_LDrib_cNotPt; |
| case Hexagon::POST_LDriub: |
| return !invertPredicate ? Hexagon::POST_LDriub_cPt : |
| Hexagon::POST_LDriub_cNotPt; |
| // DEALLOC_RETURN. |
| case Hexagon::DEALLOC_RET_V4: |
| return !invertPredicate ? Hexagon::DEALLOC_RET_cPt_V4 : |
| Hexagon::DEALLOC_RET_cNotPt_V4; |
| } |
| llvm_unreachable("Unexpected predicable instruction"); |
| } |
| |
| |
| bool HexagonInstrInfo:: |
| PredicateInstruction(MachineInstr *MI, |
| const SmallVectorImpl<MachineOperand> &Cond) const { |
| int Opc = MI->getOpcode(); |
| assert (isPredicable(MI) && "Expected predicable instruction"); |
| bool invertJump = (!Cond.empty() && Cond[0].isImm() && |
| (Cond[0].getImm() == 0)); |
| MI->setDesc(get(getMatchingCondBranchOpcode(Opc, invertJump))); |
| // |
| // This assumes that the predicate is always the first operand |
| // in the set of inputs. |
| // |
| MI->addOperand(MI->getOperand(MI->getNumOperands()-1)); |
| int oper; |
| for (oper = MI->getNumOperands() - 3; oper >= 0; --oper) { |
| MachineOperand MO = MI->getOperand(oper); |
| if ((MO.isReg() && !MO.isUse() && !MO.isImplicit())) { |
| break; |
| } |
| |
| if (MO.isReg()) { |
| MI->getOperand(oper+1).ChangeToRegister(MO.getReg(), MO.isDef(), |
| MO.isImplicit(), MO.isKill(), |
| MO.isDead(), MO.isUndef(), |
| MO.isDebug()); |
| } else if (MO.isImm()) { |
| MI->getOperand(oper+1).ChangeToImmediate(MO.getImm()); |
| } else { |
| llvm_unreachable("Unexpected operand type"); |
| } |
| } |
| |
| int regPos = invertJump ? 1 : 0; |
| MachineOperand PredMO = Cond[regPos]; |
| MI->getOperand(oper+1).ChangeToRegister(PredMO.getReg(), PredMO.isDef(), |
| PredMO.isImplicit(), PredMO.isKill(), |
| PredMO.isDead(), PredMO.isUndef(), |
| PredMO.isDebug()); |
| |
| return true; |
| } |
| |
| |
| bool |
| HexagonInstrInfo:: |
| isProfitableToIfCvt(MachineBasicBlock &MBB, |
| unsigned NumCyles, |
| unsigned ExtraPredCycles, |
| const BranchProbability &Probability) const { |
| return true; |
| } |
| |
| |
| bool |
| HexagonInstrInfo:: |
| isProfitableToIfCvt(MachineBasicBlock &TMBB, |
| unsigned NumTCycles, |
| unsigned ExtraTCycles, |
| MachineBasicBlock &FMBB, |
| unsigned NumFCycles, |
| unsigned ExtraFCycles, |
| const BranchProbability &Probability) const { |
| return true; |
| } |
| |
| |
| bool HexagonInstrInfo::isPredicated(const MachineInstr *MI) const { |
| const uint64_t F = MI->getDesc().TSFlags; |
| |
| return ((F >> HexagonII::PredicatedPos) & HexagonII::PredicatedMask); |
| } |
| |
| |
| bool |
| HexagonInstrInfo::DefinesPredicate(MachineInstr *MI, |
| std::vector<MachineOperand> &Pred) const { |
| for (unsigned oper = 0; oper < MI->getNumOperands(); ++oper) { |
| MachineOperand MO = MI->getOperand(oper); |
| if (MO.isReg() && MO.isDef()) { |
| const TargetRegisterClass* RC = RI.getMinimalPhysRegClass(MO.getReg()); |
| if (RC == Hexagon::PredRegsRegisterClass) { |
| Pred.push_back(MO); |
| return true; |
| } |
| } |
| } |
| return false; |
| } |
| |
| |
| bool |
| HexagonInstrInfo:: |
| SubsumesPredicate(const SmallVectorImpl<MachineOperand> &Pred1, |
| const SmallVectorImpl<MachineOperand> &Pred2) const { |
| // TODO: Fix this |
| return false; |
| } |
| |
| |
| // |
| // We indicate that we want to reverse the branch by |
| // inserting a 0 at the beginning of the Cond vector. |
| // |
| bool HexagonInstrInfo:: |
| ReverseBranchCondition(SmallVectorImpl<MachineOperand> &Cond) const { |
| if (!Cond.empty() && Cond[0].isImm() && Cond[0].getImm() == 0) { |
| Cond.erase(Cond.begin()); |
| } else { |
| Cond.insert(Cond.begin(), MachineOperand::CreateImm(0)); |
| } |
| return false; |
| } |
| |
| |
| bool HexagonInstrInfo:: |
| isProfitableToDupForIfCvt(MachineBasicBlock &MBB,unsigned NumInstrs, |
| const BranchProbability &Probability) const { |
| return (NumInstrs <= 4); |
| } |
| |
| bool HexagonInstrInfo::isDeallocRet(const MachineInstr *MI) const { |
| switch (MI->getOpcode()) { |
| case Hexagon::DEALLOC_RET_V4 : |
| case Hexagon::DEALLOC_RET_cPt_V4 : |
| case Hexagon::DEALLOC_RET_cNotPt_V4 : |
| case Hexagon::DEALLOC_RET_cdnPnt_V4 : |
| case Hexagon::DEALLOC_RET_cNotdnPnt_V4 : |
| case Hexagon::DEALLOC_RET_cdnPt_V4 : |
| case Hexagon::DEALLOC_RET_cNotdnPt_V4 : |
| return true; |
| } |
| return false; |
| } |
| |
| |
| bool HexagonInstrInfo:: |
| isValidOffset(const int Opcode, const int Offset) const { |
| // This function is to check whether the "Offset" is in the correct range of |
| // the given "Opcode". If "Offset" is not in the correct range, "ADD_ri" is |
| // inserted to calculate the final address. Due to this reason, the function |
| // assumes that the "Offset" has correct alignment. |
| |
| switch(Opcode) { |
| |
| case Hexagon::LDriw: |
| case Hexagon::STriw: |
| assert((Offset % 4 == 0) && "Offset has incorrect alignment"); |
| return (Offset >= Hexagon_MEMW_OFFSET_MIN) && |
| (Offset <= Hexagon_MEMW_OFFSET_MAX); |
| |
| case Hexagon::LDrid: |
| case Hexagon::STrid: |
| assert((Offset % 8 == 0) && "Offset has incorrect alignment"); |
| return (Offset >= Hexagon_MEMD_OFFSET_MIN) && |
| (Offset <= Hexagon_MEMD_OFFSET_MAX); |
| |
| case Hexagon::LDrih: |
| case Hexagon::LDriuh: |
| case Hexagon::STrih: |
| case Hexagon::LDrih_ae: |
| assert((Offset % 2 == 0) && "Offset has incorrect alignment"); |
| return (Offset >= Hexagon_MEMH_OFFSET_MIN) && |
| (Offset <= Hexagon_MEMH_OFFSET_MAX); |
| |
| case Hexagon::LDrib: |
| case Hexagon::STrib: |
| case Hexagon::LDriub: |
| case Hexagon::LDriubit: |
| case Hexagon::LDrib_ae: |
| case Hexagon::LDriub_ae: |
| return (Offset >= Hexagon_MEMB_OFFSET_MIN) && |
| (Offset <= Hexagon_MEMB_OFFSET_MAX); |
| |
| case Hexagon::ADD_ri: |
| case Hexagon::TFR_FI: |
| return (Offset >= Hexagon_ADDI_OFFSET_MIN) && |
| (Offset <= Hexagon_ADDI_OFFSET_MAX); |
| |
| case Hexagon::MEMw_ADDSUBi_indexed_MEM_V4 : |
| case Hexagon::MEMw_ADDi_indexed_MEM_V4 : |
| case Hexagon::MEMw_SUBi_indexed_MEM_V4 : |
| case Hexagon::MEMw_ADDr_indexed_MEM_V4 : |
| case Hexagon::MEMw_SUBr_indexed_MEM_V4 : |
| case Hexagon::MEMw_ANDr_indexed_MEM_V4 : |
| case Hexagon::MEMw_ORr_indexed_MEM_V4 : |
| case Hexagon::MEMw_ADDSUBi_MEM_V4 : |
| case Hexagon::MEMw_ADDi_MEM_V4 : |
| case Hexagon::MEMw_SUBi_MEM_V4 : |
| case Hexagon::MEMw_ADDr_MEM_V4 : |
| case Hexagon::MEMw_SUBr_MEM_V4 : |
| case Hexagon::MEMw_ANDr_MEM_V4 : |
| case Hexagon::MEMw_ORr_MEM_V4 : |
| assert ((Offset % 4) == 0 && "MEMOPw offset is not aligned correctly." ); |
| return (0 <= Offset && Offset <= 255); |
| |
| case Hexagon::MEMh_ADDSUBi_indexed_MEM_V4 : |
| case Hexagon::MEMh_ADDi_indexed_MEM_V4 : |
| case Hexagon::MEMh_SUBi_indexed_MEM_V4 : |
| case Hexagon::MEMh_ADDr_indexed_MEM_V4 : |
| case Hexagon::MEMh_SUBr_indexed_MEM_V4 : |
| case Hexagon::MEMh_ANDr_indexed_MEM_V4 : |
| case Hexagon::MEMh_ORr_indexed_MEM_V4 : |
| case Hexagon::MEMh_ADDSUBi_MEM_V4 : |
| case Hexagon::MEMh_ADDi_MEM_V4 : |
| case Hexagon::MEMh_SUBi_MEM_V4 : |
| case Hexagon::MEMh_ADDr_MEM_V4 : |
| case Hexagon::MEMh_SUBr_MEM_V4 : |
| case Hexagon::MEMh_ANDr_MEM_V4 : |
| case Hexagon::MEMh_ORr_MEM_V4 : |
| assert ((Offset % 2) == 0 && "MEMOPh offset is not aligned correctly." ); |
| return (0 <= Offset && Offset <= 127); |
| |
| case Hexagon::MEMb_ADDSUBi_indexed_MEM_V4 : |
| case Hexagon::MEMb_ADDi_indexed_MEM_V4 : |
| case Hexagon::MEMb_SUBi_indexed_MEM_V4 : |
| case Hexagon::MEMb_ADDr_indexed_MEM_V4 : |
| case Hexagon::MEMb_SUBr_indexed_MEM_V4 : |
| case Hexagon::MEMb_ANDr_indexed_MEM_V4 : |
| case Hexagon::MEMb_ORr_indexed_MEM_V4 : |
| case Hexagon::MEMb_ADDSUBi_MEM_V4 : |
| case Hexagon::MEMb_ADDi_MEM_V4 : |
| case Hexagon::MEMb_SUBi_MEM_V4 : |
| case Hexagon::MEMb_ADDr_MEM_V4 : |
| case Hexagon::MEMb_SUBr_MEM_V4 : |
| case Hexagon::MEMb_ANDr_MEM_V4 : |
| case Hexagon::MEMb_ORr_MEM_V4 : |
| return (0 <= Offset && Offset <= 63); |
| |
| // LDri_pred and STriw_pred are pseudo operations, so it has to take offset of |
| // any size. Later pass knows how to handle it. |
| case Hexagon::STriw_pred: |
| case Hexagon::LDriw_pred: |
| return true; |
| |
| // INLINEASM is very special. |
| case Hexagon::INLINEASM: |
| return true; |
| } |
| |
| llvm_unreachable("No offset range is defined for this opcode. " |
| "Please define it in the above switch statement!"); |
| } |
| |
| |
| // |
| // Check if the Offset is a valid auto-inc imm by Load/Store Type. |
| // |
| bool HexagonInstrInfo:: |
| isValidAutoIncImm(const EVT VT, const int Offset) const { |
| |
| if (VT == MVT::i64) { |
| return (Offset >= Hexagon_MEMD_AUTOINC_MIN && |
| Offset <= Hexagon_MEMD_AUTOINC_MAX && |
| (Offset & 0x7) == 0); |
| } |
| if (VT == MVT::i32) { |
| return (Offset >= Hexagon_MEMW_AUTOINC_MIN && |
| Offset <= Hexagon_MEMW_AUTOINC_MAX && |
| (Offset & 0x3) == 0); |
| } |
| if (VT == MVT::i16) { |
| return (Offset >= Hexagon_MEMH_AUTOINC_MIN && |
| Offset <= Hexagon_MEMH_AUTOINC_MAX && |
| (Offset & 0x1) == 0); |
| } |
| if (VT == MVT::i8) { |
| return (Offset >= Hexagon_MEMB_AUTOINC_MIN && |
| Offset <= Hexagon_MEMB_AUTOINC_MAX); |
| } |
| llvm_unreachable("Not an auto-inc opc!"); |
| } |
| |
| |
| bool HexagonInstrInfo:: |
| isMemOp(const MachineInstr *MI) const { |
| switch (MI->getOpcode()) |
| { |
| case Hexagon::MEMw_ADDSUBi_indexed_MEM_V4 : |
| case Hexagon::MEMw_ADDi_indexed_MEM_V4 : |
| case Hexagon::MEMw_SUBi_indexed_MEM_V4 : |
| case Hexagon::MEMw_ADDr_indexed_MEM_V4 : |
| case Hexagon::MEMw_SUBr_indexed_MEM_V4 : |
| case Hexagon::MEMw_ANDr_indexed_MEM_V4 : |
| case Hexagon::MEMw_ORr_indexed_MEM_V4 : |
| case Hexagon::MEMw_ADDSUBi_MEM_V4 : |
| case Hexagon::MEMw_ADDi_MEM_V4 : |
| case Hexagon::MEMw_SUBi_MEM_V4 : |
| case Hexagon::MEMw_ADDr_MEM_V4 : |
| case Hexagon::MEMw_SUBr_MEM_V4 : |
| case Hexagon::MEMw_ANDr_MEM_V4 : |
| case Hexagon::MEMw_ORr_MEM_V4 : |
| case Hexagon::MEMh_ADDSUBi_indexed_MEM_V4 : |
| case Hexagon::MEMh_ADDi_indexed_MEM_V4 : |
| case Hexagon::MEMh_SUBi_indexed_MEM_V4 : |
| case Hexagon::MEMh_ADDr_indexed_MEM_V4 : |
| case Hexagon::MEMh_SUBr_indexed_MEM_V4 : |
| case Hexagon::MEMh_ANDr_indexed_MEM_V4 : |
| case Hexagon::MEMh_ORr_indexed_MEM_V4 : |
| case Hexagon::MEMh_ADDSUBi_MEM_V4 : |
| case Hexagon::MEMh_ADDi_MEM_V4 : |
| case Hexagon::MEMh_SUBi_MEM_V4 : |
| case Hexagon::MEMh_ADDr_MEM_V4 : |
| case Hexagon::MEMh_SUBr_MEM_V4 : |
| case Hexagon::MEMh_ANDr_MEM_V4 : |
| case Hexagon::MEMh_ORr_MEM_V4 : |
| case Hexagon::MEMb_ADDSUBi_indexed_MEM_V4 : |
| case Hexagon::MEMb_ADDi_indexed_MEM_V4 : |
| case Hexagon::MEMb_SUBi_indexed_MEM_V4 : |
| case Hexagon::MEMb_ADDr_indexed_MEM_V4 : |
| case Hexagon::MEMb_SUBr_indexed_MEM_V4 : |
| case Hexagon::MEMb_ANDr_indexed_MEM_V4 : |
| case Hexagon::MEMb_ORr_indexed_MEM_V4 : |
| case Hexagon::MEMb_ADDSUBi_MEM_V4 : |
| case Hexagon::MEMb_ADDi_MEM_V4 : |
| case Hexagon::MEMb_SUBi_MEM_V4 : |
| case Hexagon::MEMb_ADDr_MEM_V4 : |
| case Hexagon::MEMb_SUBr_MEM_V4 : |
| case Hexagon::MEMb_ANDr_MEM_V4 : |
| case Hexagon::MEMb_ORr_MEM_V4 : |
| return true; |
| } |
| return false; |
| } |
| |
| |
| bool HexagonInstrInfo:: |
| isSpillPredRegOp(const MachineInstr *MI) const { |
| switch (MI->getOpcode()) |
| { |
| case Hexagon::STriw_pred : |
| case Hexagon::LDriw_pred : |
| return true; |
| } |
| return false; |
| } |
| |
| |
| bool HexagonInstrInfo::isConditionalALU32 (const MachineInstr* MI) const { |
| const HexagonRegisterInfo& QRI = getRegisterInfo(); |
| switch (MI->getOpcode()) |
| { |
| case Hexagon::ADD_ri_cPt: |
| case Hexagon::ADD_ri_cNotPt: |
| case Hexagon::ADD_rr_cPt: |
| case Hexagon::ADD_rr_cNotPt: |
| case Hexagon::XOR_rr_cPt: |
| case Hexagon::XOR_rr_cNotPt: |
| case Hexagon::AND_rr_cPt: |
| case Hexagon::AND_rr_cNotPt: |
| case Hexagon::OR_rr_cPt: |
| case Hexagon::OR_rr_cNotPt: |
| case Hexagon::SUB_rr_cPt: |
| case Hexagon::SUB_rr_cNotPt: |
| case Hexagon::COMBINE_rr_cPt: |
| case Hexagon::COMBINE_rr_cNotPt: |
| return true; |
| case Hexagon::ASLH_cPt_V4: |
| case Hexagon::ASLH_cNotPt_V4: |
| case Hexagon::ASRH_cPt_V4: |
| case Hexagon::ASRH_cNotPt_V4: |
| case Hexagon::SXTB_cPt_V4: |
| case Hexagon::SXTB_cNotPt_V4: |
| case Hexagon::SXTH_cPt_V4: |
| case Hexagon::SXTH_cNotPt_V4: |
| case Hexagon::ZXTB_cPt_V4: |
| case Hexagon::ZXTB_cNotPt_V4: |
| case Hexagon::ZXTH_cPt_V4: |
| case Hexagon::ZXTH_cNotPt_V4: |
| return QRI.Subtarget.getHexagonArchVersion() == HexagonSubtarget::V4; |
| |
| default: |
| return false; |
| } |
| } |
| |
| |
| bool HexagonInstrInfo:: |
| isConditionalLoad (const MachineInstr* MI) const { |
| const HexagonRegisterInfo& QRI = getRegisterInfo(); |
| switch (MI->getOpcode()) |
| { |
| case Hexagon::LDrid_cPt : |
| case Hexagon::LDrid_cNotPt : |
| case Hexagon::LDrid_indexed_cPt : |
| case Hexagon::LDrid_indexed_cNotPt : |
| case Hexagon::LDriw_cPt : |
| case Hexagon::LDriw_cNotPt : |
| case Hexagon::LDriw_indexed_cPt : |
| case Hexagon::LDriw_indexed_cNotPt : |
| case Hexagon::LDrih_cPt : |
| case Hexagon::LDrih_cNotPt : |
| case Hexagon::LDrih_indexed_cPt : |
| case Hexagon::LDrih_indexed_cNotPt : |
| case Hexagon::LDrib_cPt : |
| case Hexagon::LDrib_cNotPt : |
| case Hexagon::LDrib_indexed_cPt : |
| case Hexagon::LDrib_indexed_cNotPt : |
| case Hexagon::LDriuh_cPt : |
| case Hexagon::LDriuh_cNotPt : |
| case Hexagon::LDriuh_indexed_cPt : |
| case Hexagon::LDriuh_indexed_cNotPt : |
| case Hexagon::LDriub_cPt : |
| case Hexagon::LDriub_cNotPt : |
| case Hexagon::LDriub_indexed_cPt : |
| case Hexagon::LDriub_indexed_cNotPt : |
| return true; |
| case Hexagon::POST_LDrid_cPt : |
| case Hexagon::POST_LDrid_cNotPt : |
| case Hexagon::POST_LDriw_cPt : |
| case Hexagon::POST_LDriw_cNotPt : |
| case Hexagon::POST_LDrih_cPt : |
| case Hexagon::POST_LDrih_cNotPt : |
| case Hexagon::POST_LDrib_cPt : |
| case Hexagon::POST_LDrib_cNotPt : |
| case Hexagon::POST_LDriuh_cPt : |
| case Hexagon::POST_LDriuh_cNotPt : |
| case Hexagon::POST_LDriub_cPt : |
| case Hexagon::POST_LDriub_cNotPt : |
| return QRI.Subtarget.getHexagonArchVersion() == HexagonSubtarget::V4; |
| case Hexagon::LDrid_indexed_cPt_V4 : |
| case Hexagon::LDrid_indexed_cNotPt_V4 : |
| case Hexagon::LDrid_indexed_shl_cPt_V4 : |
| case Hexagon::LDrid_indexed_shl_cNotPt_V4 : |
| case Hexagon::LDrib_indexed_cPt_V4 : |
| case Hexagon::LDrib_indexed_cNotPt_V4 : |
| case Hexagon::LDrib_indexed_shl_cPt_V4 : |
| case Hexagon::LDrib_indexed_shl_cNotPt_V4 : |
| case Hexagon::LDriub_indexed_cPt_V4 : |
| case Hexagon::LDriub_indexed_cNotPt_V4 : |
| case Hexagon::LDriub_indexed_shl_cPt_V4 : |
| case Hexagon::LDriub_indexed_shl_cNotPt_V4 : |
| case Hexagon::LDrih_indexed_cPt_V4 : |
| case Hexagon::LDrih_indexed_cNotPt_V4 : |
| case Hexagon::LDrih_indexed_shl_cPt_V4 : |
| case Hexagon::LDrih_indexed_shl_cNotPt_V4 : |
| case Hexagon::LDriuh_indexed_cPt_V4 : |
| case Hexagon::LDriuh_indexed_cNotPt_V4 : |
| case Hexagon::LDriuh_indexed_shl_cPt_V4 : |
| case Hexagon::LDriuh_indexed_shl_cNotPt_V4 : |
| case Hexagon::LDriw_indexed_cPt_V4 : |
| case Hexagon::LDriw_indexed_cNotPt_V4 : |
| case Hexagon::LDriw_indexed_shl_cPt_V4 : |
| case Hexagon::LDriw_indexed_shl_cNotPt_V4 : |
| return QRI.Subtarget.getHexagonArchVersion() == HexagonSubtarget::V4; |
| default: |
| return false; |
| } |
| } |
| |
| DFAPacketizer *HexagonInstrInfo:: |
| CreateTargetScheduleState(const TargetMachine *TM, |
| const ScheduleDAG *DAG) const { |
| const InstrItineraryData *II = TM->getInstrItineraryData(); |
| return TM->getSubtarget<HexagonGenSubtargetInfo>().createDFAPacketizer(II); |
| } |
| |
| bool HexagonInstrInfo::isSchedulingBoundary(const MachineInstr *MI, |
| const MachineBasicBlock *MBB, |
| const MachineFunction &MF) const { |
| // Debug info is never a scheduling boundary. It's necessary to be explicit |
| // due to the special treatment of IT instructions below, otherwise a |
| // dbg_value followed by an IT will result in the IT instruction being |
| // considered a scheduling hazard, which is wrong. It should be the actual |
| // instruction preceding the dbg_value instruction(s), just like it is |
| // when debug info is not present. |
| if (MI->isDebugValue()) |
| return false; |
| |
| // Terminators and labels can't be scheduled around. |
| if (MI->getDesc().isTerminator() || MI->isLabel() || MI->isInlineAsm()) |
| return true; |
| |
| return false; |
| } |