// The address of the GOT
GLOBAL_OFFSET_TABLE,
+
+ // FRAMEADDR, RETURNADDR - These nodes represent llvm.frameaddress and
+ // llvm.returnaddress on the DAG. These nodes take one operand, the index
+ // of the frame or return address to return. An index of zero corresponds
+ // to the current function's frame or return address, an index of one to the
+ // parent's frame or return address, and so on.
+ FRAMEADDR, RETURNADDR,
+
+ // RESULT, OUTCHAIN = EXCEPTIONADDR(INCHAIN) - This node represents the
+ // address of the exception block on entry to an landing pad block.
+ EXCEPTIONADDR,
+
+ // RESULT, OUTCHAIN = EHSELECTION(INCHAIN, EXCEPTION) - This node represents
+ // the selection index of the exception thrown.
+ EHSELECTION,
// TargetConstant* - Like Constant*, but the DAG does not do any folding or
// simplification of the constant.
// UNDEF - An undefined node
UNDEF,
- /// FORMAL_ARGUMENTS(CHAIN, CC#, ISVARARG) - This node represents the formal
- /// arguments for a function. CC# is a Constant value indicating the
- /// calling convention of the function, and ISVARARG is a flag that
- /// indicates whether the function is varargs or not. This node has one
- /// result value for each incoming argument, plus one for the output chain.
- /// It must be custom legalized.
+ /// FORMAL_ARGUMENTS(CHAIN, CC#, ISVARARG, FLAG0, ..., FLAGn) - This node
+ /// represents the formal arguments for a function. CC# is a Constant value
+ /// indicating the calling convention of the function, and ISVARARG is a
+ /// flag that indicates whether the function is varargs or not. This node
+ /// has one result value for each incoming argument, plus one for the output
+ /// chain. It must be custom legalized. See description of CALL node for
+ /// FLAG argument contents explanation.
///
FORMAL_ARGUMENTS,
/// RV1, RV2...RVn, CHAIN = CALL(CHAIN, CC#, ISVARARG, ISTAILCALL, CALLEE,
- /// ARG0, SIGN0, ARG1, SIGN1, ... ARGn, SIGNn)
+ /// ARG0, FLAG0, ARG1, FLAG1, ... ARGn, FLAGn)
/// This node represents a fully general function call, before the legalizer
- /// runs. This has one result value for each argument / signness pair, plus
- /// a chain result. It must be custom legalized.
+ /// runs. This has one result value for each argument / flag pair, plus
+ /// a chain result. It must be custom legalized. Flag argument indicates
+ /// misc. argument attributes. Currently:
+ /// Bit 0 - signness
+ /// Bit 1 - 'inreg' attribute
+ /// Bit 2 - 'sret' attribute
+ /// Bits 31:27 - argument ABI alignment in the first argument piece and
+ /// alignment '1' in other argument pieces.
CALL,
// EXTRACT_ELEMENT - This is used to get the first or second (determined by
VEXTRACT_VECTOR_ELT,
/// EXTRACT_VECTOR_ELT(VECTOR, IDX) - Returns a single element from VECTOR
- /// (a legal packed type vector) identified by the (potentially variable)
+ /// (a legal vector type vector) identified by the (potentially variable)
/// element number IDX.
EXTRACT_VECTOR_ELT,
// Operand #2n+3: A TargetConstant, indicating if the reg is a use/def
// Operand #last: Optional, an incoming flag.
INLINEASM,
-
+
+ // LABEL - Represents a label in mid basic block used to track
+ // locations needed for debug and exception handling tables. This node
+ // returns a chain.
+ // Operand #0 : input chain.
+ // Operand #1 : module unique number use to identify the label.
+ LABEL,
+
// STACKSAVE - STACKSAVE has one operand, an input chain. It produces a
// value, the same type as the pointer type for the system, and an output
// chain.
// DEBUG_LOC - This node is used to represent source line information
// embedded in the code. It takes a token chain as input, then a line
- // number, then a column then a file id (provided by MachineDebugInfo.) It
+ // number, then a column then a file id (provided by MachineModuleInfo.) It
// produces a token chain as output.
DEBUG_LOC,
- // DEBUG_LABEL - This node is used to mark a location in the code where a
- // label should be generated for use by the debug information. It takes a
- // token chain as input and then a unique id (provided by MachineDebugInfo.)
- // It produces a token chain as output.
- DEBUG_LABEL,
-
// BUILTIN_OP_END - This must be the last enum value in this list.
BUILTIN_OP_END
};
bool isBuildVectorAllZeros(const SDNode *N);
//===--------------------------------------------------------------------===//
- /// MemOpAddrMode enum - This enum defines the three load / store addressing
- /// modes.
+ /// MemIndexedMode enum - This enum defines the load / store indexed
+ /// addressing modes.
///
/// UNINDEXED "Normal" load / store. The effective address is already
/// computed and is available in the base pointer. The offset
/// computation); a post-indexed store produces one value (the
/// the result of the base +/- offset computation).
///
- enum MemOpAddrMode {
+ enum MemIndexedMode {
UNINDEXED = 0,
PRE_INC,
PRE_DEC,
POST_INC,
- POST_DEC
+ POST_DEC,
+ LAST_INDEXED_MODE
};
//===--------------------------------------------------------------------===//
/// NodeType - The operation that this node performs.
///
unsigned short NodeType;
+
+ /// OperandsNeedDelete - This is true if OperandList was new[]'d. If true,
+ /// then they will be delete[]'d when the node is destroyed.
+ bool OperandsNeedDelete : 1;
/// NodeId - Unique id per SDNode in the DAG.
int NodeId;
/// operation.
bool hasNUsesOfValue(unsigned NUses, unsigned Value) const;
- // isOnlyUse - Return true if this node is the only use of N.
+ /// isOnlyUse - Return true if this node is the only use of N.
+ ///
bool isOnlyUse(SDNode *N) const;
- // isOperand - Return true if this node is an operand of N.
+ /// isOperand - Return true if this node is an operand of N.
+ ///
bool isOperand(SDNode *N) const;
- // isPredecessor - Return true if this node is a predecessor of N.
+ /// isPredecessor - Return true if this node is a predecessor of N. This node
+ /// is either an operand of N or it can be reached by recursively traversing
+ /// up the operands.
+ /// NOTE: this is an expensive method. Use it carefully.
bool isPredecessor(SDNode *N) const;
/// getNumOperands - Return the number of values used by this operation.
/// getOperationName - Return the opcode of this operation for printing.
///
const char* getOperationName(const SelectionDAG *G = 0) const;
- static const char* getAddressingModeName(ISD::MemOpAddrMode AM);
+ static const char* getIndexedModeName(ISD::MemIndexedMode AM);
void dump() const;
void dump(const SelectionDAG *G) const;
/// getValueTypeList - Return a pointer to the specified value type.
///
static MVT::ValueType *getValueTypeList(MVT::ValueType VT);
-
- SDNode(unsigned NT, MVT::ValueType VT) : NodeType(NT), NodeId(-1) {
- OperandList = 0; NumOperands = 0;
- ValueList = getValueTypeList(VT);
- NumValues = 1;
- Prev = 0; Next = 0;
- }
- SDNode(unsigned NT, SDOperand Op)
- : NodeType(NT), NodeId(-1) {
- OperandList = new SDOperand[1];
- OperandList[0] = Op;
- NumOperands = 1;
- Op.Val->Uses.push_back(this);
- ValueList = 0;
- NumValues = 0;
- Prev = 0; Next = 0;
- }
- SDNode(unsigned NT, SDOperand N1, SDOperand N2)
- : NodeType(NT), NodeId(-1) {
- OperandList = new SDOperand[2];
- OperandList[0] = N1;
- OperandList[1] = N2;
- NumOperands = 2;
- N1.Val->Uses.push_back(this); N2.Val->Uses.push_back(this);
- ValueList = 0;
- NumValues = 0;
- Prev = 0; Next = 0;
+ static SDVTList getSDVTList(MVT::ValueType VT) {
+ SDVTList Ret = { getValueTypeList(VT), 1 };
+ return Ret;
}
- SDNode(unsigned NT, SDOperand N1, SDOperand N2, SDOperand N3)
- : NodeType(NT), NodeId(-1) {
- OperandList = new SDOperand[3];
- OperandList[0] = N1;
- OperandList[1] = N2;
- OperandList[2] = N3;
- NumOperands = 3;
-
- N1.Val->Uses.push_back(this); N2.Val->Uses.push_back(this);
- N3.Val->Uses.push_back(this);
- ValueList = 0;
- NumValues = 0;
- Prev = 0; Next = 0;
- }
- SDNode(unsigned NT, SDOperand N1, SDOperand N2, SDOperand N3, SDOperand N4)
- : NodeType(NT), NodeId(-1) {
- OperandList = new SDOperand[4];
- OperandList[0] = N1;
- OperandList[1] = N2;
- OperandList[2] = N3;
- OperandList[3] = N4;
- NumOperands = 4;
-
- N1.Val->Uses.push_back(this); N2.Val->Uses.push_back(this);
- N3.Val->Uses.push_back(this); N4.Val->Uses.push_back(this);
- ValueList = 0;
- NumValues = 0;
- Prev = 0; Next = 0;
- }
- SDNode(unsigned Opc, const SDOperand *Ops, unsigned NumOps)
+
+ SDNode(unsigned Opc, SDVTList VTs, const SDOperand *Ops, unsigned NumOps)
: NodeType(Opc), NodeId(-1) {
+ OperandsNeedDelete = true;
NumOperands = NumOps;
- OperandList = new SDOperand[NumOperands];
+ OperandList = NumOps ? new SDOperand[NumOperands] : 0;
- for (unsigned i = 0, e = NumOps; i != e; ++i) {
+ for (unsigned i = 0; i != NumOps; ++i) {
OperandList[i] = Ops[i];
- SDNode *N = OperandList[i].Val;
- N->Uses.push_back(this);
+ Ops[i].Val->Uses.push_back(this);
}
- ValueList = 0;
- NumValues = 0;
+
+ ValueList = VTs.VTs;
+ NumValues = VTs.NumVTs;
Prev = 0; Next = 0;
}
-
- /// MorphNodeTo - This clears the return value and operands list, and sets the
- /// opcode of the node to the specified value. This should only be used by
- /// the SelectionDAG class.
- void MorphNodeTo(unsigned Opc) {
- NodeType = Opc;
- ValueList = 0;
- NumValues = 0;
-
- // Clear the operands list, updating used nodes to remove this from their
- // use list.
- for (op_iterator I = op_begin(), E = op_end(); I != E; ++I)
- I->Val->removeUser(this);
- delete [] OperandList;
- OperandList = 0;
+ SDNode(unsigned Opc, SDVTList VTs) : NodeType(Opc), NodeId(-1) {
+ OperandsNeedDelete = false; // Operands set with InitOperands.
NumOperands = 0;
+ OperandList = 0;
+
+ ValueList = VTs.VTs;
+ NumValues = VTs.NumVTs;
+ Prev = 0; Next = 0;
}
- void setValueTypes(SDVTList L) {
- assert(NumValues == 0 && "Should not have values yet!");
- ValueList = L.VTs;
- NumValues = L.NumVTs;
- }
-
- void setOperands(SDOperand Op0) {
- assert(NumOperands == 0 && "Should not have operands yet!");
- OperandList = new SDOperand[1];
- OperandList[0] = Op0;
- NumOperands = 1;
- Op0.Val->Uses.push_back(this);
- }
- void setOperands(SDOperand Op0, SDOperand Op1) {
- assert(NumOperands == 0 && "Should not have operands yet!");
- OperandList = new SDOperand[2];
- OperandList[0] = Op0;
- OperandList[1] = Op1;
- NumOperands = 2;
- Op0.Val->Uses.push_back(this); Op1.Val->Uses.push_back(this);
- }
- void setOperands(SDOperand Op0, SDOperand Op1, SDOperand Op2) {
- assert(NumOperands == 0 && "Should not have operands yet!");
- OperandList = new SDOperand[3];
- OperandList[0] = Op0;
- OperandList[1] = Op1;
- OperandList[2] = Op2;
- NumOperands = 3;
- Op0.Val->Uses.push_back(this); Op1.Val->Uses.push_back(this);
- Op2.Val->Uses.push_back(this);
- }
- void setOperands(const SDOperand *Ops, unsigned NumOps) {
- assert(NumOperands == 0 && "Should not have operands yet!");
+ /// InitOperands - Initialize the operands list of this node with the
+ /// specified values, which are part of the node (thus they don't need to be
+ /// copied in or allocated).
+ void InitOperands(SDOperand *Ops, unsigned NumOps) {
+ assert(OperandList == 0 && "Operands already set!");
NumOperands = NumOps;
- OperandList = new SDOperand[NumOperands];
-
- for (unsigned i = 0, e = NumOps; i != e; ++i) {
- OperandList[i] = Ops[i];
- SDNode *N = OperandList[i].Val;
- N->Uses.push_back(this);
- }
+ OperandList = Ops;
+
+ for (unsigned i = 0; i != NumOps; ++i)
+ Ops[i].Val->Uses.push_back(this);
}
-
+
+ /// MorphNodeTo - This frees the operands of the current node, resets the
+ /// opcode, types, and operands to the specified value. This should only be
+ /// used by the SelectionDAG class.
+ void MorphNodeTo(unsigned Opc, SDVTList L,
+ const SDOperand *Ops, unsigned NumOps);
+
void addUser(SDNode *User) {
Uses.push_back(User);
}
return Val->hasNUsesOfValue(1, ResNo);
}
+/// UnarySDNode - This class is used for single-operand SDNodes. This is solely
+/// to allow co-allocation of node operands with the node itself.
+class UnarySDNode : public SDNode {
+ virtual void ANCHOR(); // Out-of-line virtual method to give class a home.
+ SDOperand Op;
+public:
+ UnarySDNode(unsigned Opc, SDVTList VTs, SDOperand X)
+ : SDNode(Opc, VTs), Op(X) {
+ InitOperands(&Op, 1);
+ }
+};
+
+/// BinarySDNode - This class is used for two-operand SDNodes. This is solely
+/// to allow co-allocation of node operands with the node itself.
+class BinarySDNode : public SDNode {
+ virtual void ANCHOR(); // Out-of-line virtual method to give class a home.
+ SDOperand Ops[2];
+public:
+ BinarySDNode(unsigned Opc, SDVTList VTs, SDOperand X, SDOperand Y)
+ : SDNode(Opc, VTs) {
+ Ops[0] = X;
+ Ops[1] = Y;
+ InitOperands(Ops, 2);
+ }
+};
+
+/// TernarySDNode - This class is used for three-operand SDNodes. This is solely
+/// to allow co-allocation of node operands with the node itself.
+class TernarySDNode : public SDNode {
+ virtual void ANCHOR(); // Out-of-line virtual method to give class a home.
+ SDOperand Ops[3];
+public:
+ TernarySDNode(unsigned Opc, SDVTList VTs, SDOperand X, SDOperand Y,
+ SDOperand Z)
+ : SDNode(Opc, VTs) {
+ Ops[0] = X;
+ Ops[1] = Y;
+ Ops[2] = Z;
+ InitOperands(Ops, 3);
+ }
+};
+
+
/// HandleSDNode - This class is used to form a handle around another node that
/// is persistant and is updated across invocations of replaceAllUsesWith on its
/// operand. This node should be directly created by end-users and not added to
/// the AllNodes list.
class HandleSDNode : public SDNode {
+ virtual void ANCHOR(); // Out-of-line virtual method to give class a home.
+ SDOperand Op;
public:
- HandleSDNode(SDOperand X) : SDNode(ISD::HANDLENODE, X) {}
- ~HandleSDNode() {
- MorphNodeTo(ISD::HANDLENODE); // Drops operand uses.
+ HandleSDNode(SDOperand X)
+ : SDNode(ISD::HANDLENODE, getSDVTList(MVT::Other)), Op(X) {
+ InitOperands(&Op, 1);
}
-
- SDOperand getValue() const { return getOperand(0); }
+ ~HandleSDNode();
+ SDOperand getValue() const { return Op; }
};
class StringSDNode : public SDNode {
std::string Value;
+ virtual void ANCHOR(); // Out-of-line virtual method to give class a home.
protected:
friend class SelectionDAG;
StringSDNode(const std::string &val)
- : SDNode(ISD::STRING, MVT::Other), Value(val) {
+ : SDNode(ISD::STRING, getSDVTList(MVT::Other)), Value(val) {
}
public:
const std::string &getValue() const { return Value; }
class ConstantSDNode : public SDNode {
uint64_t Value;
+ virtual void ANCHOR(); // Out-of-line virtual method to give class a home.
protected:
friend class SelectionDAG;
ConstantSDNode(bool isTarget, uint64_t val, MVT::ValueType VT)
- : SDNode(isTarget ? ISD::TargetConstant : ISD::Constant, VT), Value(val) {
+ : SDNode(isTarget ? ISD::TargetConstant : ISD::Constant, getSDVTList(VT)),
+ Value(val) {
}
public:
class ConstantFPSDNode : public SDNode {
double Value;
+ virtual void ANCHOR(); // Out-of-line virtual method to give class a home.
protected:
friend class SelectionDAG;
ConstantFPSDNode(bool isTarget, double val, MVT::ValueType VT)
- : SDNode(isTarget ? ISD::TargetConstantFP : ISD::ConstantFP, VT),
- Value(val) {
+ : SDNode(isTarget ? ISD::TargetConstantFP : ISD::ConstantFP,
+ getSDVTList(VT)), Value(val) {
}
public:
class GlobalAddressSDNode : public SDNode {
GlobalValue *TheGlobal;
int Offset;
+ virtual void ANCHOR(); // Out-of-line virtual method to give class a home.
protected:
friend class SelectionDAG;
GlobalAddressSDNode(bool isTarget, const GlobalValue *GA, MVT::ValueType VT,
- int o=0)
- : SDNode(isTarget ? ISD::TargetGlobalAddress : ISD::GlobalAddress, VT),
- Offset(o) {
+ int o = 0)
+ : SDNode(isTarget ? ISD::TargetGlobalAddress : ISD::GlobalAddress,
+ getSDVTList(VT)), Offset(o) {
TheGlobal = const_cast<GlobalValue*>(GA);
}
public:
class FrameIndexSDNode : public SDNode {
int FI;
+ virtual void ANCHOR(); // Out-of-line virtual method to give class a home.
protected:
friend class SelectionDAG;
FrameIndexSDNode(int fi, MVT::ValueType VT, bool isTarg)
- : SDNode(isTarg ? ISD::TargetFrameIndex : ISD::FrameIndex, VT), FI(fi) {}
+ : SDNode(isTarg ? ISD::TargetFrameIndex : ISD::FrameIndex, getSDVTList(VT)),
+ FI(fi) {
+ }
public:
int getIndex() const { return FI; }
class JumpTableSDNode : public SDNode {
int JTI;
+ virtual void ANCHOR(); // Out-of-line virtual method to give class a home.
protected:
friend class SelectionDAG;
JumpTableSDNode(int jti, MVT::ValueType VT, bool isTarg)
- : SDNode(isTarg ? ISD::TargetJumpTable : ISD::JumpTable, VT),
- JTI(jti) {}
+ : SDNode(isTarg ? ISD::TargetJumpTable : ISD::JumpTable, getSDVTList(VT)),
+ JTI(jti) {
+ }
public:
int getIndex() const { return JTI; }
} Val;
int Offset; // It's a MachineConstantPoolValue if top bit is set.
unsigned Alignment;
+ virtual void ANCHOR(); // Out-of-line virtual method to give class a home.
protected:
friend class SelectionDAG;
ConstantPoolSDNode(bool isTarget, Constant *c, MVT::ValueType VT,
int o=0)
- : SDNode(isTarget ? ISD::TargetConstantPool : ISD::ConstantPool, VT),
- Offset(o), Alignment(0) {
+ : SDNode(isTarget ? ISD::TargetConstantPool : ISD::ConstantPool,
+ getSDVTList(VT)), Offset(o), Alignment(0) {
assert((int)Offset >= 0 && "Offset is too large");
Val.ConstVal = c;
}
ConstantPoolSDNode(bool isTarget, Constant *c, MVT::ValueType VT, int o,
unsigned Align)
- : SDNode(isTarget ? ISD::TargetConstantPool : ISD::ConstantPool, VT),
- Offset(o), Alignment(Align) {
+ : SDNode(isTarget ? ISD::TargetConstantPool : ISD::ConstantPool,
+ getSDVTList(VT)), Offset(o), Alignment(Align) {
assert((int)Offset >= 0 && "Offset is too large");
Val.ConstVal = c;
}
ConstantPoolSDNode(bool isTarget, MachineConstantPoolValue *v,
MVT::ValueType VT, int o=0)
- : SDNode(isTarget ? ISD::TargetConstantPool : ISD::ConstantPool, VT),
- Offset(o), Alignment(0) {
+ : SDNode(isTarget ? ISD::TargetConstantPool : ISD::ConstantPool,
+ getSDVTList(VT)), Offset(o), Alignment(0) {
assert((int)Offset >= 0 && "Offset is too large");
Val.MachineCPVal = v;
Offset |= 1 << (sizeof(unsigned)*8-1);
}
ConstantPoolSDNode(bool isTarget, MachineConstantPoolValue *v,
MVT::ValueType VT, int o, unsigned Align)
- : SDNode(isTarget ? ISD::TargetConstantPool : ISD::ConstantPool, VT),
- Offset(o), Alignment(Align) {
+ : SDNode(isTarget ? ISD::TargetConstantPool : ISD::ConstantPool,
+ getSDVTList(VT)), Offset(o), Alignment(Align) {
assert((int)Offset >= 0 && "Offset is too large");
Val.MachineCPVal = v;
Offset |= 1 << (sizeof(unsigned)*8-1);
class BasicBlockSDNode : public SDNode {
MachineBasicBlock *MBB;
+ virtual void ANCHOR(); // Out-of-line virtual method to give class a home.
protected:
friend class SelectionDAG;
BasicBlockSDNode(MachineBasicBlock *mbb)
- : SDNode(ISD::BasicBlock, MVT::Other), MBB(mbb) {}
+ : SDNode(ISD::BasicBlock, getSDVTList(MVT::Other)), MBB(mbb) {
+ }
public:
MachineBasicBlock *getBasicBlock() const { return MBB; }
class SrcValueSDNode : public SDNode {
const Value *V;
int offset;
+ virtual void ANCHOR(); // Out-of-line virtual method to give class a home.
protected:
friend class SelectionDAG;
SrcValueSDNode(const Value* v, int o)
- : SDNode(ISD::SRCVALUE, MVT::Other), V(v), offset(o) {}
+ : SDNode(ISD::SRCVALUE, getSDVTList(MVT::Other)), V(v), offset(o) {
+ }
public:
const Value *getValue() const { return V; }
class RegisterSDNode : public SDNode {
unsigned Reg;
+ virtual void ANCHOR(); // Out-of-line virtual method to give class a home.
protected:
friend class SelectionDAG;
RegisterSDNode(unsigned reg, MVT::ValueType VT)
- : SDNode(ISD::Register, VT), Reg(reg) {}
+ : SDNode(ISD::Register, getSDVTList(VT)), Reg(reg) {
+ }
public:
unsigned getReg() const { return Reg; }
class ExternalSymbolSDNode : public SDNode {
const char *Symbol;
+ virtual void ANCHOR(); // Out-of-line virtual method to give class a home.
protected:
friend class SelectionDAG;
ExternalSymbolSDNode(bool isTarget, const char *Sym, MVT::ValueType VT)
- : SDNode(isTarget ? ISD::TargetExternalSymbol : ISD::ExternalSymbol, VT),
- Symbol(Sym) {
- }
+ : SDNode(isTarget ? ISD::TargetExternalSymbol : ISD::ExternalSymbol,
+ getSDVTList(VT)), Symbol(Sym) {
+ }
public:
const char *getSymbol() const { return Symbol; }
class CondCodeSDNode : public SDNode {
ISD::CondCode Condition;
+ virtual void ANCHOR(); // Out-of-line virtual method to give class a home.
protected:
friend class SelectionDAG;
CondCodeSDNode(ISD::CondCode Cond)
- : SDNode(ISD::CONDCODE, MVT::Other), Condition(Cond) {
+ : SDNode(ISD::CONDCODE, getSDVTList(MVT::Other)), Condition(Cond) {
}
public:
/// to parameterize some operations.
class VTSDNode : public SDNode {
MVT::ValueType ValueType;
+ virtual void ANCHOR(); // Out-of-line virtual method to give class a home.
protected:
friend class SelectionDAG;
VTSDNode(MVT::ValueType VT)
- : SDNode(ISD::VALUETYPE, MVT::Other), ValueType(VT) {}
+ : SDNode(ISD::VALUETYPE, getSDVTList(MVT::Other)), ValueType(VT) {
+ }
public:
MVT::ValueType getVT() const { return ValueType; }
/// LoadSDNode - This class is used to represent ISD::LOAD nodes.
///
class LoadSDNode : public SDNode {
+ virtual void ANCHOR(); // Out-of-line virtual method to give class a home.
+ SDOperand Ops[3];
+
// AddrMode - unindexed, pre-indexed, post-indexed.
- ISD::MemOpAddrMode AddrMode;
+ ISD::MemIndexedMode AddrMode;
// ExtType - non-ext, anyext, sext, zext.
ISD::LoadExtType ExtType;
bool IsVolatile;
protected:
friend class SelectionDAG;
- LoadSDNode(SDOperand Chain, SDOperand Ptr, SDOperand Off,
- ISD::MemOpAddrMode AM, ISD::LoadExtType ETy, MVT::ValueType LVT,
+ LoadSDNode(SDOperand *ChainPtrOff, SDVTList VTs,
+ ISD::MemIndexedMode AM, ISD::LoadExtType ETy, MVT::ValueType LVT,
const Value *SV, int O=0, unsigned Align=1, bool Vol=false)
- : SDNode(ISD::LOAD, Chain, Ptr, Off),
+ : SDNode(ISD::LOAD, VTs),
AddrMode(AM), ExtType(ETy), LoadedVT(LVT), SrcValue(SV), SVOffset(O),
Alignment(Align), IsVolatile(Vol) {
- assert((Off.getOpcode() == ISD::UNDEF || AddrMode != ISD::UNINDEXED) &&
+ Ops[0] = ChainPtrOff[0]; // Chain
+ Ops[1] = ChainPtrOff[1]; // Ptr
+ Ops[2] = ChainPtrOff[2]; // Off
+ InitOperands(Ops, 3);
+ assert((getOffset().getOpcode() == ISD::UNDEF ||
+ AddrMode != ISD::UNINDEXED) &&
"Only indexed load has a non-undef offset operand");
}
public:
const SDOperand getChain() const { return getOperand(0); }
const SDOperand getBasePtr() const { return getOperand(1); }
const SDOperand getOffset() const { return getOperand(2); }
- ISD::MemOpAddrMode getAddressingMode() const { return AddrMode; }
+ ISD::MemIndexedMode getAddressingMode() const { return AddrMode; }
ISD::LoadExtType getExtensionType() const { return ExtType; }
MVT::ValueType getLoadedVT() const { return LoadedVT; }
const Value *getSrcValue() const { return SrcValue; }
/// StoreSDNode - This class is used to represent ISD::STORE nodes.
///
class StoreSDNode : public SDNode {
+ virtual void ANCHOR(); // Out-of-line virtual method to give class a home.
+ SDOperand Ops[4];
+
// AddrMode - unindexed, pre-indexed, post-indexed.
- ISD::MemOpAddrMode AddrMode;
+ ISD::MemIndexedMode AddrMode;
// IsTruncStore - True is the op does a truncation before store.
bool IsTruncStore;
bool IsVolatile;
protected:
friend class SelectionDAG;
- StoreSDNode(SDOperand Chain, SDOperand Value, SDOperand Ptr, SDOperand Off,
- ISD::MemOpAddrMode AM, bool isTrunc, MVT::ValueType SVT,
+ StoreSDNode(SDOperand *ChainValuePtrOff, SDVTList VTs,
+ ISD::MemIndexedMode AM, bool isTrunc, MVT::ValueType SVT,
const Value *SV, int O=0, unsigned Align=0, bool Vol=false)
- : SDNode(ISD::STORE, Chain, Value, Ptr, Off),
+ : SDNode(ISD::STORE, VTs),
AddrMode(AM), IsTruncStore(isTrunc), StoredVT(SVT), SrcValue(SV),
SVOffset(O), Alignment(Align), IsVolatile(Vol) {
- assert((Off.getOpcode() == ISD::UNDEF || AddrMode != ISD::UNINDEXED) &&
+ Ops[0] = ChainValuePtrOff[0]; // Chain
+ Ops[1] = ChainValuePtrOff[1]; // Value
+ Ops[2] = ChainValuePtrOff[2]; // Ptr
+ Ops[3] = ChainValuePtrOff[3]; // Off
+ InitOperands(Ops, 4);
+ assert((getOffset().getOpcode() == ISD::UNDEF ||
+ AddrMode != ISD::UNINDEXED) &&
"Only indexed store has a non-undef offset operand");
}
public:
const SDOperand getValue() const { return getOperand(1); }
const SDOperand getBasePtr() const { return getOperand(2); }
const SDOperand getOffset() const { return getOperand(3); }
- ISD::MemOpAddrMode getAddressingMode() const { return AddrMode; }
+ ISD::MemIndexedMode getAddressingMode() const { return AddrMode; }
bool isTruncatingStore() const { return IsTruncStore; }
MVT::ValueType getStoredVT() const { return StoredVT; }
const Value *getSrcValue() const { return SrcValue; }
unsigned getAlignment() const { return Alignment; }
bool isVolatile() const { return IsVolatile; }
- static bool classof(const LoadSDNode *) { return true; }
+ static bool classof(const StoreSDNode *) { return true; }
static bool classof(const SDNode *N) {
return N->getOpcode() == ISD::STORE;
}
static void setNext(SDNode *N, SDNode *Next) { N->Next = Next; }
static SDNode *createSentinel() {
- return new SDNode(ISD::EntryToken, MVT::Other);
+ return new SDNode(ISD::EntryToken, SDNode::getSDVTList(MVT::Other));
}
static void destroySentinel(SDNode *N) { delete N; }
//static SDNode *createNode(const SDNode &V) { return new SDNode(V); }