#ifndef LLVM_CODEGEN_SELECTIONDAGNODES_H
#define LLVM_CODEGEN_SELECTIONDAGNODES_H
-#include "llvm/Value.h"
#include "llvm/Constants.h"
#include "llvm/ADT/FoldingSet.h"
#include "llvm/ADT/GraphTraits.h"
#include "llvm/Support/Allocator.h"
#include "llvm/Support/RecyclingAllocator.h"
#include "llvm/Support/DataTypes.h"
+#include "llvm/CodeGen/DebugLoc.h"
#include <cassert>
namespace llvm {
class MachineBasicBlock;
class MachineConstantPoolValue;
class SDNode;
-class CompileUnitDesc;
+class Value;
template <typename T> struct DenseMapInfo;
template <typename T> struct simplify_type;
template <typename T> struct ilist_traits;
/// ISD namespace - This namespace contains an enum which represents all of the
/// SelectionDAG node types and value types.
///
-/// If you add new elements here you should increase OpActionsCapacity in
-/// TargetLowering.h by the number of new elements.
namespace ISD {
//===--------------------------------------------------------------------===//
- /// ISD::NodeType enum - This enum defines all of the operators valid in a
- /// SelectionDAG.
+ /// ISD::NodeType enum - This enum defines the target-independent operators
+ /// for a SelectionDAG.
+ ///
+ /// Targets may also define target-dependent operator codes for SDNodes. For
+ /// example, on x86, these are the enum values in the X86ISD namespace.
+ /// Targets should aim to use target-independent operators to model their
+ /// instruction sets as much as possible, and only use target-dependent
+ /// operators when they have special requirements.
+ ///
+ /// Finally, during and after selection proper, SNodes may use special
+ /// operator codes that correspond directly with MachineInstr opcodes. These
+ /// are used to represent selected instructions. See the isMachineOpcode()
+ /// and getMachineOpcode() member functions of SDNode.
///
enum NodeType {
// DELETED_NODE - This is an illegal flag value that is used to catch
// to them to be chained together for add and sub of arbitrarily large
// values.
ADDE, SUBE,
-
+
+ // RESULT, BOOL = [SU]ADDO(LHS, RHS) - Overflow-aware nodes for addition.
+ // These nodes take two operands: the normal LHS and RHS to the add. They
+ // produce two results: the normal result of the add, and a boolean that
+ // indicates if an overflow occured (*not* a flag, because it may be stored
+ // to memory, etc.). If the type of the boolean is not i1 then the high
+ // bits conform to getBooleanContents.
+ // These nodes are generated from the llvm.[su]add.with.overflow intrinsics.
+ SADDO, UADDO,
+
+ // Same for subtraction
+ SSUBO, USUBO,
+
+ // Same for multiplication
+ SMULO, UMULO,
+
// Simple binary floating point operators.
FADD, FSUB, FMUL, FDIV, FREM,
CTTZ, CTLZ, CTPOP,
// Select(COND, TRUEVAL, FALSEVAL). If the type of the boolean COND is not
- // i1 then the high bits must conform to getSetCCResultContents.
+ // i1 then the high bits must conform to getBooleanContents.
SELECT,
// Select with condition operator - This selects between a true value and
// SetCC operator - This evaluates to a true value iff the condition is
// true. If the result value type is not i1 then the high bits conform
- // to getSetCCResultContents. The operands to this are the left and right
+ // to getBooleanContents. The operands to this are the left and right
// operands to compare (ops #0, and #1) and the condition code to compare
// them with (op #2) as a CondCodeSDNode.
SETCC,
// BRCOND - Conditional branch. The first operand is the chain, the
// second is the condition, the third is the block to branch to if the
// condition is true. If the type of the condition is not i1, then the
- // high bits must conform to getSetCCResultContents.
+ // high bits must conform to getBooleanContents.
BRCOND,
// BR_CC - Conditional branch. The behavior is like that of SELECT_CC, in
// DBG_STOPPOINT - This node is used to represent a source location for
// debug info. It takes token chain as input, and carries a line number,
- // column number, and a pointer to a CompileUnitDesc object identifying
+ // column number, and a pointer to a CompileUnit object identifying
// the containing compilation unit. It produces a token chain as output.
DBG_STOPPOINT,
// this corresponds to the atomic.lcs intrinsic.
// cmp is compared to *ptr, and if equal, swap is stored in *ptr.
// the return is always the original value in *ptr
- ATOMIC_CMP_SWAP_8,
- ATOMIC_CMP_SWAP_16,
- ATOMIC_CMP_SWAP_32,
- ATOMIC_CMP_SWAP_64,
+ ATOMIC_CMP_SWAP,
// Val, OUTCHAIN = ATOMIC_SWAP(INCHAIN, ptr, amt)
// this corresponds to the atomic.swap intrinsic.
// amt is stored to *ptr atomically.
// the return is always the original value in *ptr
- ATOMIC_SWAP_8,
- ATOMIC_SWAP_16,
- ATOMIC_SWAP_32,
- ATOMIC_SWAP_64,
+ ATOMIC_SWAP,
- // Val, OUTCHAIN = ATOMIC_L[OpName]S(INCHAIN, ptr, amt)
- // this corresponds to the atomic.[OpName] intrinsic.
+ // Val, OUTCHAIN = ATOMIC_LOAD_[OpName](INCHAIN, ptr, amt)
+ // this corresponds to the atomic.load.[OpName] intrinsic.
// op(*ptr, amt) is stored to *ptr atomically.
// the return is always the original value in *ptr
- ATOMIC_LOAD_ADD_8,
- ATOMIC_LOAD_SUB_8,
- ATOMIC_LOAD_AND_8,
- ATOMIC_LOAD_OR_8,
- ATOMIC_LOAD_XOR_8,
- ATOMIC_LOAD_NAND_8,
- ATOMIC_LOAD_MIN_8,
- ATOMIC_LOAD_MAX_8,
- ATOMIC_LOAD_UMIN_8,
- ATOMIC_LOAD_UMAX_8,
- ATOMIC_LOAD_ADD_16,
- ATOMIC_LOAD_SUB_16,
- ATOMIC_LOAD_AND_16,
- ATOMIC_LOAD_OR_16,
- ATOMIC_LOAD_XOR_16,
- ATOMIC_LOAD_NAND_16,
- ATOMIC_LOAD_MIN_16,
- ATOMIC_LOAD_MAX_16,
- ATOMIC_LOAD_UMIN_16,
- ATOMIC_LOAD_UMAX_16,
- ATOMIC_LOAD_ADD_32,
- ATOMIC_LOAD_SUB_32,
- ATOMIC_LOAD_AND_32,
- ATOMIC_LOAD_OR_32,
- ATOMIC_LOAD_XOR_32,
- ATOMIC_LOAD_NAND_32,
- ATOMIC_LOAD_MIN_32,
- ATOMIC_LOAD_MAX_32,
- ATOMIC_LOAD_UMIN_32,
- ATOMIC_LOAD_UMAX_32,
- ATOMIC_LOAD_ADD_64,
- ATOMIC_LOAD_SUB_64,
- ATOMIC_LOAD_AND_64,
- ATOMIC_LOAD_OR_64,
- ATOMIC_LOAD_XOR_64,
- ATOMIC_LOAD_NAND_64,
- ATOMIC_LOAD_MIN_64,
- ATOMIC_LOAD_MAX_64,
- ATOMIC_LOAD_UMIN_64,
- ATOMIC_LOAD_UMAX_64,
+ ATOMIC_LOAD_ADD,
+ ATOMIC_LOAD_SUB,
+ ATOMIC_LOAD_AND,
+ ATOMIC_LOAD_OR,
+ ATOMIC_LOAD_XOR,
+ ATOMIC_LOAD_NAND,
+ ATOMIC_LOAD_MIN,
+ ATOMIC_LOAD_MAX,
+ ATOMIC_LOAD_UMIN,
+ ATOMIC_LOAD_UMAX,
// BUILTIN_OP_END - This must be the last enum value in this list.
BUILTIN_OP_END
inline bool isTargetOpcode() const;
inline bool isMachineOpcode() const;
inline unsigned getMachineOpcode() const;
+ inline const DebugLoc getDebugLoc() const;
/// reachesChainWithoutSideEffects - Return true if this operand (which must
}
};
-/// SDUse - Represents a use of the SDNode referred by
-/// the SDValue.
+/// SDUse - Represents a use of a SDNode. This class holds an SDValue,
+/// which records the SDNode being used and the result number, a
+/// pointer to the SDNode using the value, and Next and Prev pointers,
+/// which link together all the uses of an SDNode.
+///
class SDUse {
- SDValue Operand;
- /// User - Parent node of this operand.
- SDNode *User;
- /// Prev, next - Pointers to the uses list of the SDNode referred by
+ /// Val - The value being used.
+ SDValue Val;
+ /// User - The user of this value.
+ SDNode *User;
+ /// Prev, Next - Pointers to the uses list of the SDNode referred by
/// this operand.
SDUse **Prev, *Next;
-public:
- friend class SDNode;
- SDUse(): Operand(), User(NULL), Prev(NULL), Next(NULL) {}
- SDUse(SDNode *val, unsigned resno) :
- Operand(val,resno), User(NULL), Prev(NULL), Next(NULL) {}
+ SDUse(const SDUse &U); // Do not implement
+ void operator=(const SDUse &U); // Do not implement
- SDUse& operator= (const SDValue& Op) {
- Operand = Op;
- Next = NULL;
- Prev = NULL;
- return *this;
- }
-
- SDUse& operator= (const SDUse& Op) {
- Operand = Op;
- Next = NULL;
- Prev = NULL;
- return *this;
- }
+public:
+ SDUse() : Val(), User(NULL), Prev(NULL), Next(NULL) {}
- SDUse *getNext() { return Next; }
+ /// Normally SDUse will just implicitly convert to an SDValue that it holds.
+ operator const SDValue&() const { return Val; }
+ /// If implicit conversion to SDValue doesn't work, the get() method returns
+ /// the SDValue.
+ const SDValue &get() const { return Val; }
+
+ /// getUser - This returns the SDNode that contains this Use.
SDNode *getUser() { return User; }
- void setUser(SDNode *p) { User = p; }
-
- operator SDValue() const { return Operand; }
-
- const SDValue& getSDValue() const { return Operand; }
+ /// getNext - Get the next SDUse in the use list.
+ SDUse *getNext() const { return Next; }
- SDValue &getSDValue() { return Operand; }
- SDNode *getVal() { return Operand.getNode(); }
- SDNode *getVal() const { return Operand.getNode(); } // FIXME: const correct?
+ /// getNode - Convenience function for get().getNode().
+ SDNode *getNode() const { return Val.getNode(); }
+ /// getResNo - Convenience function for get().getResNo().
+ unsigned getResNo() const { return Val.getResNo(); }
+ /// getValueType - Convenience function for get().getValueType().
+ MVT getValueType() const { return Val.getValueType(); }
- bool operator==(const SDValue &O) const {
- return Operand == O;
+ /// operator== - Convenience function for get().operator==
+ bool operator==(const SDValue &V) const {
+ return Val == V;
}
-
- bool operator!=(const SDValue &O) const {
- return !(Operand == O);
+
+ /// operator!= - Convenience function for get().operator!=
+ bool operator!=(const SDValue &V) const {
+ return Val != V;
}
- bool operator<(const SDValue &O) const {
- return Operand < O;
+ /// operator< - Convenience function for get().operator<
+ bool operator<(const SDValue &V) const {
+ return Val < V;
}
-protected:
+private:
+ friend class SelectionDAG;
+ friend class SDNode;
+
+ void setUser(SDNode *p) { User = p; }
+
+ /// set - Remove this use from its existing use list, assign it the
+ /// given value, and add it to the new value's node's use list.
+ inline void set(const SDValue &V);
+ /// setInitial - like set, but only supports initializing a newly-allocated
+ /// SDUse with a non-null value.
+ inline void setInitial(const SDValue &V);
+ /// setNode - like set, but only sets the Node portion of the value,
+ /// leaving the ResNo portion unmodified.
+ inline void setNode(SDNode *N);
+
void addToList(SDUse **List) {
Next = *List;
if (Next) Next->Prev = &Next;
}
};
-
/// simplify_type specializations - Allow casting operators to work directly on
/// SDValues as if they were SDNode*'s.
template<> struct simplify_type<SDUse> {
typedef SDNode* SimpleType;
static SimpleType getSimplifiedValue(const SDUse &Val) {
- return static_cast<SimpleType>(Val.getVal());
+ return static_cast<SimpleType>(Val.getNode());
}
};
template<> struct simplify_type<const SDUse> {
typedef SDNode* SimpleType;
static SimpleType getSimplifiedValue(const SDUse &Val) {
- return static_cast<SimpleType>(Val.getVal());
+ return static_cast<SimpleType>(Val.getNode());
}
};
-/// SDOperandPtr - A helper SDValue pointer class, that can handle
-/// arrays of SDUse and arrays of SDValue objects. This is required
-/// in many places inside the SelectionDAG.
-///
-class SDOperandPtr {
- const SDValue *ptr; // The pointer to the SDValue object
- int object_size; // The size of the object containg the SDValue
-public:
- SDOperandPtr() : ptr(0), object_size(0) {}
-
- SDOperandPtr(SDUse * use_ptr) {
- ptr = &use_ptr->getSDValue();
- object_size = (int)sizeof(SDUse);
- }
-
- SDOperandPtr(const SDValue * op_ptr) {
- ptr = op_ptr;
- object_size = (int)sizeof(SDValue);
- }
-
- const SDValue operator *() { return *ptr; }
- const SDValue *operator ->() { return ptr; }
- SDOperandPtr operator ++ () {
- ptr = (SDValue*)((char *)ptr + object_size);
- return *this;
- }
-
- SDOperandPtr operator ++ (int) {
- SDOperandPtr tmp = *this;
- ptr = (SDValue*)((char *)ptr + object_size);
- return tmp;
- }
-
- SDValue operator[] (int idx) const {
- return *(SDValue*)((char*) ptr + object_size * idx);
- }
-};
-
/// SDNode - Represents one node in the SelectionDAG.
///
class SDNode : public FoldingSetNode, public ilist_node<SDNode> {
/// NodeId - Unique id per SDNode in the DAG.
int NodeId;
+ /// debugLoc - source line information.
+ DebugLoc debugLoc;
+
/// OperandList - The values that are used by this operation.
///
SDUse *OperandList;
/// NumOperands/NumValues - The number of entries in the Operand/Value list.
unsigned short NumOperands, NumValues;
- /// Uses - List of uses for this SDNode.
- SDUse *Uses;
+ /// UseList - List of uses for this SDNode.
+ SDUse *UseList;
+
+ /// getValueTypeList - Return a pointer to the specified value type.
+ static const MVT *getValueTypeList(MVT VT);
- /// addUse - add SDUse to the list of uses.
- void addUse(SDUse &U) { U.addToList(&Uses); }
+ friend class SelectionDAG;
+ friend struct ilist_traits<SDNode>;
- // Out-of-line virtual method to give class a home.
- virtual void ANCHOR();
public:
- virtual ~SDNode() {
- assert(NumOperands == 0 && "Operand list not cleared before deletion");
- NodeType = ISD::DELETED_NODE;
- }
-
//===--------------------------------------------------------------------===//
// Accessors
//
/// use_empty - Return true if there are no uses of this node.
///
- bool use_empty() const { return Uses == NULL; }
+ bool use_empty() const { return UseList == NULL; }
/// hasOneUse - Return true if there is exactly one use of this node.
///
/// setNodeId - Set unique node id.
void setNodeId(int Id) { NodeId = Id; }
+ /// getDebugLoc - Return the source location info.
+ const DebugLoc getDebugLoc() const { return debugLoc; }
+
+ /// setDebugLoc - Set source location info. Try to avoid this, putting
+ /// it in the constructor is preferable.
+ void setDebugLoc(const DebugLoc dl) { debugLoc = dl; }
+
/// use_iterator - This class provides iterator support for SDUse
/// operands that use a specific SDNode.
class use_iterator
SDUse &getUse() const { return *Op; }
- /// getOperandNo - Retrive the operand # of this use in its user.
+ /// getOperandNo - Retrieve the operand # of this use in its user.
///
unsigned getOperandNo() const {
assert(Op && "Cannot dereference end iterator!");
/// of an SDNode.
use_iterator use_begin() const {
- return use_iterator(Uses);
+ return use_iterator(UseList);
}
static use_iterator use_end() { return use_iterator(0); }
const SDValue &getOperand(unsigned Num) const {
assert(Num < NumOperands && "Invalid child # of SDNode!");
- return OperandList[Num].getSDValue();
+ return OperandList[Num];
}
typedef SDUse* op_iterator;
op_iterator op_begin() const { return OperandList; }
op_iterator op_end() const { return OperandList+NumOperands; }
-
SDVTList getVTList() const {
SDVTList X = { ValueList, NumValues };
return X;
return getOperand(getNumOperands()-1).getNode();
return 0;
}
-
+
+ // If this is a pseudo op, like copyfromreg, look to see if there is a
+ // real target node flagged to it. If so, return the target node.
+ const SDNode *getFlaggedMachineNode() const {
+ const SDNode *FoundNode = this;
+
+ // Climb up flag edges until a machine-opcode node is found, or the
+ // end of the chain is reached.
+ while (!FoundNode->isMachineOpcode()) {
+ const SDNode *N = FoundNode->getFlaggedNode();
+ if (!N) break;
+ FoundNode = N;
+ }
+
+ return FoundNode;
+ }
+
/// getNumValues - Return the number of values defined/returned by this
/// operator.
///
///
void Profile(FoldingSetNodeID &ID) const;
-protected:
- friend class SelectionDAG;
- friend struct ilist_traits<SDNode>;
-
- /// getValueTypeList - Return a pointer to the specified value type.
+ /// addUse - This method should only be used by the SDUse class.
///
- static const MVT *getValueTypeList(MVT VT);
+ void addUse(SDUse &U) { U.addToList(&UseList); }
+
+protected:
static SDVTList getSDVTList(MVT VT) {
SDVTList Ret = { getValueTypeList(VT), 1 };
return Ret;
}
+ /// The constructors that supply DebugLoc explicitly should be preferred
+ /// for new code.
SDNode(unsigned Opc, SDVTList VTs, const SDValue *Ops, unsigned NumOps)
: NodeType(Opc), OperandsNeedDelete(true), SubclassData(0),
- NodeId(-1), Uses(NULL) {
- NumOperands = NumOps;
- OperandList = NumOps ? new SDUse[NumOperands] : 0;
-
+ NodeId(-1), debugLoc(DebugLoc::getUnknownLoc()),
+ OperandList(NumOps ? new SDUse[NumOps] : 0),
+ ValueList(VTs.VTs),
+ NumOperands(NumOps), NumValues(VTs.NumVTs),
+ UseList(NULL) {
for (unsigned i = 0; i != NumOps; ++i) {
- OperandList[i] = Ops[i];
OperandList[i].setUser(this);
- Ops[i].getNode()->addUse(OperandList[i]);
+ OperandList[i].setInitial(Ops[i]);
}
-
- ValueList = VTs.VTs;
- NumValues = VTs.NumVTs;
}
- SDNode(unsigned Opc, SDVTList VTs, const SDUse *Ops, unsigned NumOps)
+ /// This constructor adds no operands itself; operands can be
+ /// set later with InitOperands.
+ SDNode(unsigned Opc, SDVTList VTs)
+ : NodeType(Opc), OperandsNeedDelete(false), SubclassData(0),
+ NodeId(-1), debugLoc(DebugLoc::getUnknownLoc()), OperandList(0),
+ ValueList(VTs.VTs), NumOperands(0), NumValues(VTs.NumVTs),
+ UseList(NULL) {}
+
+ /// The next two constructors specify DebugLoc explicitly; the intent
+ /// is that they will replace the above two over time, and eventually
+ /// the ones above can be removed.
+ SDNode(unsigned Opc, const DebugLoc dl, SDVTList VTs, const SDValue *Ops,
+ unsigned NumOps)
: NodeType(Opc), OperandsNeedDelete(true), SubclassData(0),
- NodeId(-1), Uses(NULL) {
- OperandsNeedDelete = true;
- NumOperands = NumOps;
- OperandList = NumOps ? new SDUse[NumOperands] : 0;
-
+ NodeId(-1), debugLoc(dl),
+ OperandList(NumOps ? new SDUse[NumOps] : 0),
+ ValueList(VTs.VTs),
+ NumOperands(NumOps), NumValues(VTs.NumVTs),
+ UseList(NULL) {
for (unsigned i = 0; i != NumOps; ++i) {
- OperandList[i] = Ops[i];
OperandList[i].setUser(this);
- Ops[i].getVal()->addUse(OperandList[i]);
+ OperandList[i].setInitial(Ops[i]);
}
-
- ValueList = VTs.VTs;
- NumValues = VTs.NumVTs;
}
/// This constructor adds no operands itself; operands can be
/// set later with InitOperands.
- SDNode(unsigned Opc, SDVTList VTs)
+ SDNode(unsigned Opc, const DebugLoc dl, SDVTList VTs)
: NodeType(Opc), OperandsNeedDelete(false), SubclassData(0),
- NodeId(-1), Uses(NULL) {
- NumOperands = 0;
- OperandList = 0;
- ValueList = VTs.VTs;
- NumValues = VTs.NumVTs;
- }
+ NodeId(-1), debugLoc(dl), OperandList(0),
+ ValueList(VTs.VTs), NumOperands(0), NumValues(VTs.NumVTs),
+ UseList(NULL) {}
- /// 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(SDUse *Ops, unsigned NumOps) {
- assert(OperandList == 0 && "Operands already set!");
- NumOperands = NumOps;
+ /// InitOperands - Initialize the operands list of this with 1 operand.
+ void InitOperands(SDUse *Ops, const SDValue &Op0) {
+ Ops[0].setUser(this);
+ Ops[0].setInitial(Op0);
+ NumOperands = 1;
OperandList = Ops;
- Uses = NULL;
-
- for (unsigned i = 0; i != NumOps; ++i) {
- OperandList[i].setUser(this);
- Ops[i].getVal()->addUse(OperandList[i]);
+ }
+
+ /// InitOperands - Initialize the operands list of this with 2 operands.
+ void InitOperands(SDUse *Ops, const SDValue &Op0, const SDValue &Op1) {
+ Ops[0].setUser(this);
+ Ops[0].setInitial(Op0);
+ Ops[1].setUser(this);
+ Ops[1].setInitial(Op1);
+ NumOperands = 2;
+ OperandList = Ops;
+ }
+
+ /// InitOperands - Initialize the operands list of this with 3 operands.
+ void InitOperands(SDUse *Ops, const SDValue &Op0, const SDValue &Op1,
+ const SDValue &Op2) {
+ Ops[0].setUser(this);
+ Ops[0].setInitial(Op0);
+ Ops[1].setUser(this);
+ Ops[1].setInitial(Op1);
+ Ops[2].setUser(this);
+ Ops[2].setInitial(Op2);
+ NumOperands = 3;
+ OperandList = Ops;
+ }
+
+ /// InitOperands - Initialize the operands list of this with 4 operands.
+ void InitOperands(SDUse *Ops, const SDValue &Op0, const SDValue &Op1,
+ const SDValue &Op2, const SDValue &Op3) {
+ Ops[0].setUser(this);
+ Ops[0].setInitial(Op0);
+ Ops[1].setUser(this);
+ Ops[1].setInitial(Op1);
+ Ops[2].setUser(this);
+ Ops[2].setInitial(Op2);
+ Ops[3].setUser(this);
+ Ops[3].setInitial(Op3);
+ NumOperands = 4;
+ OperandList = Ops;
+ }
+
+ /// InitOperands - Initialize the operands list of this with N operands.
+ void InitOperands(SDUse *Ops, const SDValue *Vals, unsigned N) {
+ for (unsigned i = 0; i != N; ++i) {
+ Ops[i].setUser(this);
+ Ops[i].setInitial(Vals[i]);
}
+ NumOperands = N;
+ OperandList = Ops;
}
/// DropOperands - Release the operands and set this node to have
/// zero operands.
void DropOperands();
-
- void addUser(unsigned i, SDNode *User) {
- assert(User->OperandList[i].getUser() && "Node without parent");
- addUse(User->OperandList[i]);
- }
-
- void removeUser(unsigned i, SDNode *User) {
- assert(User->OperandList[i].getUser() && "Node without parent");
- SDUse &Op = User->OperandList[i];
- Op.removeFromList();
- }
};
inline bool SDValue::hasOneUse() const {
return Node->hasNUsesOfValue(1, ResNo);
}
+inline const DebugLoc SDValue::getDebugLoc() const {
+ return Node->getDebugLoc();
+}
+
+// Define inline functions from the SDUse class.
+
+inline void SDUse::set(const SDValue &V) {
+ if (Val.getNode()) removeFromList();
+ Val = V;
+ if (V.getNode()) V.getNode()->addUse(*this);
+}
+
+inline void SDUse::setInitial(const SDValue &V) {
+ Val = V;
+ V.getNode()->addUse(*this);
+}
+
+inline void SDUse::setNode(SDNode *N) {
+ if (Val.getNode()) removeFromList();
+ Val.setNode(N);
+ if (N) N->addUse(*this);
+}
/// 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.
SDUse Op;
public:
UnarySDNode(unsigned Opc, SDVTList VTs, SDValue X)
: SDNode(Opc, VTs) {
- Op = X;
- InitOperands(&Op, 1);
+ InitOperands(&Op, X);
+ }
+ UnarySDNode(unsigned Opc, DebugLoc dl, SDVTList VTs, SDValue X)
+ : SDNode(Opc, dl, VTs) {
+ InitOperands(&Op, X);
}
};
/// 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.
SDUse Ops[2];
public:
BinarySDNode(unsigned Opc, SDVTList VTs, SDValue X, SDValue Y)
: SDNode(Opc, VTs) {
- Ops[0] = X;
- Ops[1] = Y;
- InitOperands(Ops, 2);
+ InitOperands(Ops, X, Y);
+ }
+ BinarySDNode(unsigned Opc, DebugLoc dl, SDVTList VTs, SDValue X, SDValue Y)
+ : SDNode(Opc, dl, VTs) {
+ InitOperands(Ops, X, Y);
}
};
/// 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.
SDUse Ops[3];
public:
TernarySDNode(unsigned Opc, SDVTList VTs, SDValue X, SDValue Y,
SDValue Z)
: SDNode(Opc, VTs) {
- Ops[0] = X;
- Ops[1] = Y;
- Ops[2] = Z;
- InitOperands(Ops, 3);
+ InitOperands(Ops, X, Y, Z);
+ }
+ TernarySDNode(unsigned Opc, DebugLoc dl, SDVTList VTs, SDValue X, SDValue Y,
+ SDValue Z)
+ : SDNode(Opc, dl, VTs) {
+ InitOperands(Ops, X, Y, Z);
}
};
/// 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.
SDUse Op;
public:
// FIXME: Remove the "noinline" attribute once <rdar://problem/5852746> is
explicit HandleSDNode(SDValue X)
#endif
: SDNode(ISD::HANDLENODE, getSDVTList(MVT::Other)) {
- Op = X;
- InitOperands(&Op, 1);
+ InitOperands(&Op, X);
}
~HandleSDNode();
- const SDValue &getValue() const { return Op.getSDValue(); }
+ const SDValue &getValue() const { return Op; }
};
/// Abstact virtual class for operations for memory operations
class MemSDNode : public SDNode {
- virtual void ANCHOR(); // Out-of-line virtual method to give class a home.
-
private:
// MemoryVT - VT of in-memory value.
MVT MemoryVT;
MVT MemoryVT, const Value *srcValue, int SVOff,
unsigned alignment, bool isvolatile);
+ MemSDNode(unsigned Opc, DebugLoc dl, SDVTList VTs, MVT MemoryVT,
+ const Value *srcValue, int SVOff,
+ unsigned alignment, bool isvolatile);
+
+ MemSDNode(unsigned Opc, DebugLoc dl, SDVTList VTs, const SDValue *Ops,
+ unsigned NumOps, MVT MemoryVT, const Value *srcValue, int SVOff,
+ unsigned alignment, bool isvolatile);
+
/// Returns alignment and volatility of the memory access
unsigned getAlignment() const { return (1u << (Flags >> 1)) >> 1; }
bool isVolatile() const { return Flags & 1; }
// with either an intrinsic or a target opcode.
return N->getOpcode() == ISD::LOAD ||
N->getOpcode() == ISD::STORE ||
- N->getOpcode() == ISD::ATOMIC_CMP_SWAP_8 ||
- N->getOpcode() == ISD::ATOMIC_SWAP_8 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_ADD_8 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_SUB_8 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_AND_8 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_OR_8 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_XOR_8 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_NAND_8 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_MIN_8 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_MAX_8 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_UMIN_8 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_UMAX_8 ||
-
- N->getOpcode() == ISD::ATOMIC_CMP_SWAP_16 ||
- N->getOpcode() == ISD::ATOMIC_SWAP_16 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_ADD_16 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_SUB_16 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_AND_16 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_OR_16 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_XOR_16 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_NAND_16 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_MIN_16 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_MAX_16 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_UMIN_16 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_UMAX_16 ||
-
- N->getOpcode() == ISD::ATOMIC_CMP_SWAP_32 ||
- N->getOpcode() == ISD::ATOMIC_SWAP_32 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_ADD_32 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_SUB_32 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_AND_32 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_OR_32 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_XOR_32 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_NAND_32 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_MIN_32 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_MAX_32 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_UMIN_32 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_UMAX_32 ||
-
- N->getOpcode() == ISD::ATOMIC_CMP_SWAP_64 ||
- N->getOpcode() == ISD::ATOMIC_SWAP_64 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_ADD_64 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_SUB_64 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_AND_64 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_OR_64 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_XOR_64 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_NAND_64 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_MIN_64 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_MAX_64 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_UMIN_64 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_UMAX_64 ||
-
+ N->getOpcode() == ISD::ATOMIC_CMP_SWAP ||
+ N->getOpcode() == ISD::ATOMIC_SWAP ||
+ N->getOpcode() == ISD::ATOMIC_LOAD_ADD ||
+ N->getOpcode() == ISD::ATOMIC_LOAD_SUB ||
+ N->getOpcode() == ISD::ATOMIC_LOAD_AND ||
+ N->getOpcode() == ISD::ATOMIC_LOAD_OR ||
+ N->getOpcode() == ISD::ATOMIC_LOAD_XOR ||
+ N->getOpcode() == ISD::ATOMIC_LOAD_NAND ||
+ N->getOpcode() == ISD::ATOMIC_LOAD_MIN ||
+ N->getOpcode() == ISD::ATOMIC_LOAD_MAX ||
+ N->getOpcode() == ISD::ATOMIC_LOAD_UMIN ||
+ N->getOpcode() == ISD::ATOMIC_LOAD_UMAX ||
N->getOpcode() == ISD::INTRINSIC_W_CHAIN ||
N->getOpcode() == ISD::INTRINSIC_VOID ||
N->isTargetOpcode();
/// AtomicSDNode - A SDNode reprenting atomic operations.
///
class AtomicSDNode : public MemSDNode {
- virtual void ANCHOR(); // Out-of-line virtual method to give class a home.
SDUse Ops[4];
- public:
+public:
// Opc: opcode for atomic
// VTL: value type list
// Chain: memory chain for operaand
// Swp: swap value
// SrcVal: address to update as a Value (used for MemOperand)
// Align: alignment of memory
- AtomicSDNode(unsigned Opc, SDVTList VTL, SDValue Chain, SDValue Ptr,
+ AtomicSDNode(unsigned Opc, SDVTList VTL, MVT MemVT,
+ SDValue Chain, SDValue Ptr,
+ SDValue Cmp, SDValue Swp, const Value* SrcVal,
+ unsigned Align=0)
+ : MemSDNode(Opc, VTL, MemVT, SrcVal, /*SVOffset=*/0,
+ Align, /*isVolatile=*/true) {
+ InitOperands(Ops, Chain, Ptr, Cmp, Swp);
+ }
+ AtomicSDNode(unsigned Opc, SDVTList VTL, MVT MemVT,
+ SDValue Chain, SDValue Ptr,
+ SDValue Val, const Value* SrcVal, unsigned Align=0)
+ : MemSDNode(Opc, VTL, MemVT, SrcVal, /*SVOffset=*/0,
+ Align, /*isVolatile=*/true) {
+ InitOperands(Ops, Chain, Ptr, Val);
+ }
+ AtomicSDNode(unsigned Opc, DebugLoc dl, SDVTList VTL, MVT MemVT,
+ SDValue Chain, SDValue Ptr,
SDValue Cmp, SDValue Swp, const Value* SrcVal,
unsigned Align=0)
- : MemSDNode(Opc, VTL, Cmp.getValueType(), SrcVal, /*SVOffset=*/0,
+ : MemSDNode(Opc, dl, VTL, MemVT, SrcVal, /*SVOffset=*/0,
Align, /*isVolatile=*/true) {
- Ops[0] = Chain;
- Ops[1] = Ptr;
- Ops[2] = Cmp;
- Ops[3] = Swp;
- InitOperands(Ops, 4);
+ InitOperands(Ops, Chain, Ptr, Cmp, Swp);
}
- AtomicSDNode(unsigned Opc, SDVTList VTL, SDValue Chain, SDValue Ptr,
+ AtomicSDNode(unsigned Opc, DebugLoc dl, SDVTList VTL, MVT MemVT,
+ SDValue Chain, SDValue Ptr,
SDValue Val, const Value* SrcVal, unsigned Align=0)
- : MemSDNode(Opc, VTL, Val.getValueType(), SrcVal, /*SVOffset=*/0,
+ : MemSDNode(Opc, dl, VTL, MemVT, SrcVal, /*SVOffset=*/0,
Align, /*isVolatile=*/true) {
- Ops[0] = Chain;
- Ops[1] = Ptr;
- Ops[2] = Val;
- InitOperands(Ops, 3);
+ InitOperands(Ops, Chain, Ptr, Val);
}
const SDValue &getBasePtr() const { return getOperand(1); }
bool isCompareAndSwap() const {
unsigned Op = getOpcode();
- return Op == ISD::ATOMIC_CMP_SWAP_8 ||
- Op == ISD::ATOMIC_CMP_SWAP_16 ||
- Op == ISD::ATOMIC_CMP_SWAP_32 ||
- Op == ISD::ATOMIC_CMP_SWAP_64;
+ return Op == ISD::ATOMIC_CMP_SWAP;
}
// Methods to support isa and dyn_cast
static bool classof(const AtomicSDNode *) { return true; }
static bool classof(const SDNode *N) {
- return N->getOpcode() == ISD::ATOMIC_CMP_SWAP_8 ||
- N->getOpcode() == ISD::ATOMIC_SWAP_8 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_ADD_8 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_SUB_8 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_AND_8 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_OR_8 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_XOR_8 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_NAND_8 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_MIN_8 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_MAX_8 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_UMIN_8 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_UMAX_8 ||
- N->getOpcode() == ISD::ATOMIC_CMP_SWAP_16 ||
- N->getOpcode() == ISD::ATOMIC_SWAP_16 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_ADD_16 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_SUB_16 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_AND_16 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_OR_16 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_XOR_16 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_NAND_16 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_MIN_16 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_MAX_16 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_UMIN_16 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_UMAX_16 ||
- N->getOpcode() == ISD::ATOMIC_CMP_SWAP_32 ||
- N->getOpcode() == ISD::ATOMIC_SWAP_32 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_ADD_32 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_SUB_32 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_AND_32 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_OR_32 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_XOR_32 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_NAND_32 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_MIN_32 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_MAX_32 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_UMIN_32 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_UMAX_32 ||
- N->getOpcode() == ISD::ATOMIC_CMP_SWAP_64 ||
- N->getOpcode() == ISD::ATOMIC_SWAP_64 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_ADD_64 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_SUB_64 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_AND_64 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_OR_64 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_XOR_64 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_NAND_64 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_MIN_64 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_MAX_64 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_UMIN_64 ||
- N->getOpcode() == ISD::ATOMIC_LOAD_UMAX_64;
+ return N->getOpcode() == ISD::ATOMIC_CMP_SWAP ||
+ N->getOpcode() == ISD::ATOMIC_SWAP ||
+ N->getOpcode() == ISD::ATOMIC_LOAD_ADD ||
+ N->getOpcode() == ISD::ATOMIC_LOAD_SUB ||
+ N->getOpcode() == ISD::ATOMIC_LOAD_AND ||
+ N->getOpcode() == ISD::ATOMIC_LOAD_OR ||
+ N->getOpcode() == ISD::ATOMIC_LOAD_XOR ||
+ N->getOpcode() == ISD::ATOMIC_LOAD_NAND ||
+ N->getOpcode() == ISD::ATOMIC_LOAD_MIN ||
+ N->getOpcode() == ISD::ATOMIC_LOAD_MAX ||
+ N->getOpcode() == ISD::ATOMIC_LOAD_UMIN ||
+ N->getOpcode() == ISD::ATOMIC_LOAD_UMAX;
}
};
/// memory and need an associated memory operand.
///
class MemIntrinsicSDNode : public MemSDNode {
- virtual void ANCHOR(); // Out-of-line virtual method to give class a home.
bool ReadMem; // Intrinsic reads memory
bool WriteMem; // Intrinsic writes memory
- public:
+public:
MemIntrinsicSDNode(unsigned Opc, SDVTList VTs,
const SDValue *Ops, unsigned NumOps,
MVT MemoryVT, const Value *srcValue, int SVO,
: MemSDNode(Opc, VTs, Ops, NumOps, MemoryVT, srcValue, SVO, Align, Vol),
ReadMem(ReadMem), WriteMem(WriteMem) {
}
+ MemIntrinsicSDNode(unsigned Opc, DebugLoc dl, SDVTList VTs,
+ const SDValue *Ops, unsigned NumOps,
+ MVT MemoryVT, const Value *srcValue, int SVO,
+ unsigned Align, bool Vol, bool ReadMem, bool WriteMem)
+ : MemSDNode(Opc, dl, VTs, Ops, NumOps, MemoryVT, srcValue, SVO, Align, Vol),
+ ReadMem(ReadMem), WriteMem(WriteMem) {
+ }
bool readMem() const { return ReadMem; }
bool writeMem() const { return WriteMem; }
class ConstantSDNode : public SDNode {
const ConstantInt *Value;
- virtual void ANCHOR(); // Out-of-line virtual method to give class a home.
protected:
friend class SelectionDAG;
ConstantSDNode(bool isTarget, const ConstantInt *val, MVT VT)
class ConstantFPSDNode : public SDNode {
const ConstantFP *Value;
- virtual void ANCHOR(); // Out-of-line virtual method to give class a home.
protected:
friend class SelectionDAG;
ConstantFPSDNode(bool isTarget, const ConstantFP *val, MVT VT)
class GlobalAddressSDNode : public SDNode {
GlobalValue *TheGlobal;
int64_t 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 VT,
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 VT, bool isTarg)
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 VT, bool isTarg)
} 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 VT, int o=0)
class BasicBlockSDNode : public SDNode {
MachineBasicBlock *MBB;
- virtual void ANCHOR(); // Out-of-line virtual method to give class a home.
protected:
friend class SelectionDAG;
explicit BasicBlockSDNode(MachineBasicBlock *mbb)
: SDNode(ISD::BasicBlock, getSDVTList(MVT::Other)), MBB(mbb) {
}
+ explicit BasicBlockSDNode(MachineBasicBlock *mbb, DebugLoc dl)
+ : SDNode(ISD::BasicBlock, dl, getSDVTList(MVT::Other)), MBB(mbb) {
+ }
public:
MachineBasicBlock *getBasicBlock() const { return MBB; }
///
class SrcValueSDNode : public SDNode {
const Value *V;
- virtual void ANCHOR(); // Out-of-line virtual method to give class a home.
protected:
friend class SelectionDAG;
/// Create a SrcValue for a general value.
/// and ISD::STORE have been lowered.
///
class MemOperandSDNode : public SDNode {
- virtual void ANCHOR(); // Out-of-line virtual method to give class a home.
protected:
friend class SelectionDAG;
/// Create a MachineMemOperand node
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 VT)
SDUse Chain;
unsigned Line;
unsigned Column;
- const CompileUnitDesc *CU;
- virtual void ANCHOR(); // Out-of-line virtual method to give class a home.
+ Value *CU;
protected:
friend class SelectionDAG;
DbgStopPointSDNode(SDValue ch, unsigned l, unsigned c,
- const CompileUnitDesc *cu)
+ Value *cu)
: SDNode(ISD::DBG_STOPPOINT, getSDVTList(MVT::Other)),
Line(l), Column(c), CU(cu) {
- Chain = ch;
- InitOperands(&Chain, 1);
+ InitOperands(&Chain, ch);
}
public:
unsigned getLine() const { return Line; }
unsigned getColumn() const { return Column; }
- const CompileUnitDesc *getCompileUnit() const { return CU; }
+ Value *getCompileUnit() const { return CU; }
static bool classof(const DbgStopPointSDNode *) { return true; }
static bool classof(const SDNode *N) {
class LabelSDNode : public SDNode {
SDUse Chain;
unsigned LabelID;
- virtual void ANCHOR(); // Out-of-line virtual method to give class a home.
protected:
friend class SelectionDAG;
LabelSDNode(unsigned NodeTy, SDValue ch, unsigned id)
: SDNode(NodeTy, getSDVTList(MVT::Other)), LabelID(id) {
- Chain = ch;
- InitOperands(&Chain, 1);
+ InitOperands(&Chain, ch);
+ }
+ LabelSDNode(unsigned NodeTy, DebugLoc dl, SDValue ch, unsigned id)
+ : SDNode(NodeTy, dl, getSDVTList(MVT::Other)), LabelID(id) {
+ InitOperands(&Chain, ch);
}
public:
unsigned getLabelID() const { return LabelID; }
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 VT)
: SDNode(isTarget ? ISD::TargetExternalSymbol : ISD::ExternalSymbol,
getSDVTList(VT)), Symbol(Sym) {
}
+ ExternalSymbolSDNode(bool isTarget, DebugLoc dl, const char *Sym, MVT VT)
+ : SDNode(isTarget ? ISD::TargetExternalSymbol : ISD::ExternalSymbol, dl,
+ 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;
explicit CondCodeSDNode(ISD::CondCode Cond)
/// future and most targets don't support it.
class CvtRndSatSDNode : public SDNode {
ISD::CvtCode CvtCode;
- virtual void ANCHOR(); // Out-of-line virtual method to give class a home.
protected:
friend class SelectionDAG;
explicit CvtRndSatSDNode(MVT VT, const SDValue *Ops, unsigned NumOps,
/// ARG_FLAGSSDNode - Leaf node holding parameter flags.
class ARG_FLAGSSDNode : public SDNode {
ISD::ArgFlagsTy TheFlags;
- virtual void ANCHOR(); // Out-of-line virtual method to give class a home.
protected:
friend class SelectionDAG;
explicit ARG_FLAGSSDNode(ISD::ArgFlagsTy Flags)
// will expand the size of the representation. At the moment we only
// need Inreg.
bool Inreg;
- virtual void ANCHOR(); // Out-of-line virtual method to give class a home.
protected:
friend class SelectionDAG;
CallSDNode(unsigned cc, bool isvararg, bool istailcall, bool isinreg,
: SDNode(ISD::CALL, VTs, Operands, numOperands),
CallingConv(cc), IsVarArg(isvararg), IsTailCall(istailcall),
Inreg(isinreg) {}
+ CallSDNode(unsigned cc, DebugLoc dl, bool isvararg, bool istailcall,
+ bool isinreg, SDVTList VTs, const SDValue *Operands,
+ unsigned numOperands)
+ : SDNode(ISD::CALL, dl, VTs, Operands, numOperands),
+ CallingConv(cc), IsVarArg(isvararg), IsTailCall(istailcall),
+ Inreg(isinreg) {}
public:
unsigned getCallingConv() const { return CallingConv; }
unsigned isVarArg() const { return IsVarArg; }
/// to parameterize some operations.
class VTSDNode : public SDNode {
MVT ValueType;
- virtual void ANCHOR(); // Out-of-line virtual method to give class a home.
protected:
friend class SelectionDAG;
explicit VTSDNode(MVT VT)
const Value *SV, int SVO, unsigned Align, bool Vol)
: MemSDNode(NodeTy, VTs, VT, SV, SVO, Align, Vol) {
SubclassData = AM;
- for (unsigned i = 0; i != numOperands; ++i)
- Ops[i] = Operands[i];
- InitOperands(Ops, numOperands);
+ InitOperands(Ops, Operands, numOperands);
+ assert(Align != 0 && "Loads and stores should have non-zero aligment");
+ assert((getOffset().getOpcode() == ISD::UNDEF || isIndexed()) &&
+ "Only indexed loads and stores have a non-undef offset operand");
+ }
+ LSBaseSDNode(ISD::NodeType NodeTy, DebugLoc dl, SDValue *Operands,
+ unsigned numOperands, SDVTList VTs, ISD::MemIndexedMode AM,
+ MVT VT, const Value *SV, int SVO, unsigned Align, bool Vol)
+ : MemSDNode(NodeTy, dl, VTs, VT, SV, SVO, Align, Vol) {
+ SubclassData = AM;
+ InitOperands(Ops, Operands, numOperands);
assert(Align != 0 && "Loads and stores should have non-zero aligment");
assert((getOffset().getOpcode() == ISD::UNDEF || isIndexed()) &&
"Only indexed loads and stores have a non-undef offset operand");
/// LoadSDNode - This class is used to represent ISD::LOAD nodes.
///
class LoadSDNode : public LSBaseSDNode {
- virtual void ANCHOR(); // Out-of-line virtual method to give class a home.
protected:
friend class SelectionDAG;
LoadSDNode(SDValue *ChainPtrOff, SDVTList VTs,
VTs, AM, LVT, SV, O, Align, Vol) {
SubclassData |= (unsigned short)ETy << 3;
}
+ LoadSDNode(SDValue *ChainPtrOff, DebugLoc dl, SDVTList VTs,
+ ISD::MemIndexedMode AM, ISD::LoadExtType ETy, MVT LVT,
+ const Value *SV, int O=0, unsigned Align=0, bool Vol=false)
+ : LSBaseSDNode(ISD::LOAD, dl, ChainPtrOff, 3,
+ VTs, AM, LVT, SV, O, Align, Vol) {
+ SubclassData |= (unsigned short)ETy << 3;
+ }
public:
/// getExtensionType - Return whether this is a plain node,
/// StoreSDNode - This class is used to represent ISD::STORE nodes.
///
class StoreSDNode : public LSBaseSDNode {
- virtual void ANCHOR(); // Out-of-line virtual method to give class a home.
protected:
friend class SelectionDAG;
StoreSDNode(SDValue *ChainValuePtrOff, SDVTList VTs,
VTs, AM, SVT, SV, O, Align, Vol) {
SubclassData |= (unsigned short)isTrunc << 3;
}
+ StoreSDNode(SDValue *ChainValuePtrOff, DebugLoc dl, SDVTList VTs,
+ ISD::MemIndexedMode AM, bool isTrunc, MVT SVT,
+ const Value *SV, int O=0, unsigned Align=0, bool Vol=false)
+ : LSBaseSDNode(ISD::STORE, dl, ChainValuePtrOff, 4,
+ VTs, AM, SVT, SV, O, Align, Vol) {
+ SubclassData |= (unsigned short)isTrunc << 3;
+ }
public:
/// isTruncatingStore - Return true if the op does a truncation before store.