namespace llvm {
namespace PPCISD {
- enum NodeType {
+ enum NodeType : unsigned {
// Start the numbering where the builtin ops and target ops leave off.
FIRST_NUMBER = ISD::BUILTIN_OP_END,
/// though these are usually folded into other nodes.
Hi, Lo,
- TOC_ENTRY,
-
/// The following two target-specific nodes are used for calls through
/// function pointers in the 64-bit SVR4 ABI.
/// compute an allocation on the stack.
DYNALLOC,
+ /// This instruction is lowered in PPCRegisterInfo::eliminateFrameIndex to
+ /// compute an offset from native SP to the address of the most recent
+ /// dynamic alloca.
+ DYNAREAOFFSET,
+
/// GlobalBaseReg - On Darwin, this node represents the result of the mflr
/// at function entry, used for PIC code.
GlobalBaseReg,
/// resultant GPR. Bits corresponding to other CR regs are undefined.
MFOCRF,
+ /// Direct move from a VSX register to a GPR
+ MFVSR,
+
+ /// Direct move from a GPR to a VSX register (algebraic)
+ MTVSRA,
+
+ /// Direct move from a GPR to a VSX register (zero)
+ MTVSRZ,
+
// FIXME: Remove these once the ANDI glue bug is fixed:
/// i1 = ANDIo_1_[EQ|GT]_BIT(i32 or i64 x) - Represents the result of the
/// eq or gt bit of CR0 after executing andi. x, 1. This is used to
/// F8RC = MFFS - This moves the FPSCR (not modeled) into the register.
MFFS,
- /// LARX = This corresponds to PPC l{w|d}arx instrcution: load and
- /// reserve indexed. This is used to implement atomic operations.
- LARX,
-
- /// STCX = This corresponds to PPC stcx. instrcution: store conditional
- /// indexed. This is used to implement atomic operations.
- STCX,
-
/// TC_RETURN - A tail call return.
/// operand #0 chain
/// operand #1 callee (register or absolute)
/// operand identifies the operating system entry point.
SC,
+ /// CHAIN = CLRBHRB CHAIN - Clear branch history rolling buffer.
+ CLRBHRB,
+
+ /// GPRC, CHAIN = MFBHRBE CHAIN, Entry, Dummy - Move from branch
+ /// history rolling buffer entry.
+ MFBHRBE,
+
+ /// CHAIN = RFEBB CHAIN, State - Return from event-based branch.
+ RFEBB,
+
/// VSRC, CHAIN = XXSWAPD CHAIN, VSRC - Occurs only for little
/// endian. Maps to an xxswapd instruction that corrects an lxvd2x
/// or stxvd2x instruction. The chain is necessary because the
/// QBRC, CHAIN = QVLFSb CHAIN, Ptr
/// The 4xf32 load used for v4i1 constants.
- QVLFSb
+ QVLFSb,
+
+ /// GPRC = TOC_ENTRY GA, TOC
+ /// Loads the entry for GA from the TOC, where the TOC base is given by
+ /// the last operand.
+ TOC_ENTRY
};
}
bool isVPKUWUMShuffleMask(ShuffleVectorSDNode *N, unsigned ShuffleKind,
SelectionDAG &DAG);
+ /// isVPKUDUMShuffleMask - Return true if this is the shuffle mask for a
+ /// VPKUDUM instruction.
+ bool isVPKUDUMShuffleMask(ShuffleVectorSDNode *N, unsigned ShuffleKind,
+ SelectionDAG &DAG);
+
/// isVMRGLShuffleMask - Return true if this is a shuffle mask suitable for
/// a VRGL* instruction with the specified unit size (1,2 or 4 bytes).
bool isVMRGLShuffleMask(ShuffleVectorSDNode *N, unsigned UnitSize,
bool isVMRGHShuffleMask(ShuffleVectorSDNode *N, unsigned UnitSize,
unsigned ShuffleKind, SelectionDAG &DAG);
+ /// isVMRGEOShuffleMask - Return true if this is a shuffle mask suitable for
+ /// a VMRGEW or VMRGOW instruction
+ bool isVMRGEOShuffleMask(ShuffleVectorSDNode *N, bool CheckEven,
+ unsigned ShuffleKind, SelectionDAG &DAG);
+
/// isVSLDOIShuffleMask - If this is a vsldoi shuffle mask, return the
/// shift amount, otherwise return -1.
int isVSLDOIShuffleMask(SDNode *N, unsigned ShuffleKind,
/// VSPLTB/VSPLTH/VSPLTW.
bool isSplatShuffleMask(ShuffleVectorSDNode *N, unsigned EltSize);
- /// isAllNegativeZeroVector - Returns true if all elements of build_vector
- /// are -0.0.
- bool isAllNegativeZeroVector(SDNode *N);
-
/// getVSPLTImmediate - Return the appropriate VSPLT* immediate to splat the
/// specified isSplatShuffleMask VECTOR_SHUFFLE mask.
unsigned getVSPLTImmediate(SDNode *N, unsigned EltSize, SelectionDAG &DAG);
/// DAG node.
const char *getTargetNodeName(unsigned Opcode) const override;
- MVT getScalarShiftAmountTy(EVT LHSTy) const override { return MVT::i32; }
+ MVT getScalarShiftAmountTy(const DataLayout &, EVT) const override {
+ return MVT::i32;
+ }
bool isCheapToSpeculateCttz() const override {
return true;
}
/// getSetCCResultType - Return the ISD::SETCC ValueType
- EVT getSetCCResultType(LLVMContext &Context, EVT VT) const override;
+ EVT getSetCCResultType(const DataLayout &DL, LLVMContext &Context,
+ EVT VT) const override;
/// Return true if target always beneficiates from combining into FMA for a
/// given value type. This must typically return false on targets where FMA
SDValue BuildSDIVPow2(SDNode *N, const APInt &Divisor, SelectionDAG &DAG,
std::vector<SDNode *> *Created) const override;
- unsigned getRegisterByName(const char* RegName, EVT VT) const override;
+ unsigned getRegisterByName(const char* RegName, EVT VT,
+ SelectionDAG &DAG) const override;
void computeKnownBitsForTargetNode(const SDValue Op,
APInt &KnownZero,
EmitInstrWithCustomInserter(MachineInstr *MI,
MachineBasicBlock *MBB) const override;
MachineBasicBlock *EmitAtomicBinary(MachineInstr *MI,
- MachineBasicBlock *MBB, bool is64Bit,
+ MachineBasicBlock *MBB,
+ unsigned AtomicSize,
unsigned BinOpcode) const;
MachineBasicBlock *EmitPartwordAtomicBinary(MachineInstr *MI,
MachineBasicBlock *MBB,
MachineBasicBlock *emitEHSjLjLongJmp(MachineInstr *MI,
MachineBasicBlock *MBB) const;
- ConstraintType
- getConstraintType(const std::string &Constraint) const override;
+ ConstraintType getConstraintType(StringRef Constraint) const override;
/// Examine constraint string and operand type and determine a weight value.
/// The operand object must already have been set up with the operand type.
ConstraintWeight getSingleConstraintMatchWeight(
AsmOperandInfo &info, const char *constraint) const override;
- std::pair<unsigned, const TargetRegisterClass*>
- getRegForInlineAsmConstraint(const std::string &Constraint,
- MVT VT) const override;
+ std::pair<unsigned, const TargetRegisterClass *>
+ getRegForInlineAsmConstraint(const TargetRegisterInfo *TRI,
+ StringRef Constraint, MVT VT) const override;
/// getByValTypeAlignment - Return the desired alignment for ByVal aggregate
/// function arguments in the caller parameter area. This is the actual
/// alignment, not its logarithm.
- unsigned getByValTypeAlignment(Type *Ty) const override;
+ unsigned getByValTypeAlignment(Type *Ty,
+ const DataLayout &DL) const override;
/// LowerAsmOperandForConstraint - Lower the specified operand into the Ops
/// vector. If it is invalid, don't add anything to Ops.
std::vector<SDValue> &Ops,
SelectionDAG &DAG) const override;
+ unsigned
+ getInlineAsmMemConstraint(StringRef ConstraintCode) const override {
+ if (ConstraintCode == "es")
+ return InlineAsm::Constraint_es;
+ else if (ConstraintCode == "o")
+ return InlineAsm::Constraint_o;
+ else if (ConstraintCode == "Q")
+ return InlineAsm::Constraint_Q;
+ else if (ConstraintCode == "Z")
+ return InlineAsm::Constraint_Z;
+ else if (ConstraintCode == "Zy")
+ return InlineAsm::Constraint_Zy;
+ return TargetLowering::getInlineAsmMemConstraint(ConstraintCode);
+ }
+
/// isLegalAddressingMode - Return true if the addressing mode represented
/// by AM is legal for this target, for a load/store of the specified type.
- bool isLegalAddressingMode(const AddrMode &AM, Type *Ty) const override;
+ bool isLegalAddressingMode(const DataLayout &DL, const AddrMode &AM,
+ Type *Ty, unsigned AS) const override;
/// isLegalICmpImmediate - Return true if the specified immediate is legal
/// icmp immediate, that is the target has icmp instructions which can
return Ty->isArrayTy();
}
- private:
+ /// If a physical register, this returns the register that receives the
+ /// exception address on entry to an EH pad.
+ unsigned
+ getExceptionPointerRegister(const Constant *PersonalityFn) const override;
+ /// If a physical register, this returns the register that receives the
+ /// exception typeid on entry to a landing pad.
+ unsigned
+ getExceptionSelectorRegister(const Constant *PersonalityFn) const override;
+
+ private:
struct ReuseLoadInfo {
SDValue Ptr;
SDValue Chain;
void LowerFP_TO_INTForReuse(SDValue Op, ReuseLoadInfo &RLI,
SelectionDAG &DAG, SDLoc dl) const;
+ SDValue LowerFP_TO_INTDirectMove(SDValue Op, SelectionDAG &DAG,
+ SDLoc dl) const;
+ SDValue LowerINT_TO_FPDirectMove(SDValue Op, SelectionDAG &DAG,
+ SDLoc dl) const;
SDValue getFramePointerFrameIndex(SelectionDAG & DAG) const;
SDValue getReturnAddrFrameIndex(SelectionDAG & DAG) const;
const PPCSubtarget &Subtarget) const;
SDValue LowerSTACKRESTORE(SDValue Op, SelectionDAG &DAG,
const PPCSubtarget &Subtarget) const;
+ SDValue LowerGET_DYNAMIC_AREA_OFFSET(SDValue Op, SelectionDAG &DAG,
+ const PPCSubtarget &Subtarget) const;
SDValue LowerDYNAMIC_STACKALLOC(SDValue Op, SelectionDAG &DAG,
const PPCSubtarget &Subtarget) const;
SDValue LowerLOAD(SDValue Op, SelectionDAG &DAG) const;
SDLoc dl, SelectionDAG &DAG,
SmallVectorImpl<SDValue> &InVals) const;
SDValue FinishCall(CallingConv::ID CallConv, SDLoc dl, bool isTailCall,
- bool isVarArg, bool IsPatchPoint,
+ bool isVarArg, bool IsPatchPoint, bool hasNest,
SelectionDAG &DAG,
SmallVector<std::pair<unsigned, SDValue>, 8>
&RegsToPass,
bool &UseOneConstNR) const override;
SDValue getRecipEstimate(SDValue Operand, DAGCombinerInfo &DCI,
unsigned &RefinementSteps) const override;
- bool combineRepeatedFPDivisors(unsigned NumUsers) const override;
+ unsigned combineRepeatedFPDivisors() const override;
CCAssignFn *useFastISelCCs(unsigned Flag) const;
};