diff options
Diffstat (limited to 'include/llvm/CodeGen/SelectionDAGNodes.h')
| -rw-r--r-- | include/llvm/CodeGen/SelectionDAGNodes.h | 83 |
1 files changed, 44 insertions, 39 deletions
diff --git a/include/llvm/CodeGen/SelectionDAGNodes.h b/include/llvm/CodeGen/SelectionDAGNodes.h index fd915b0..4f0ddb7 100644 --- a/include/llvm/CodeGen/SelectionDAGNodes.h +++ b/include/llvm/CodeGen/SelectionDAGNodes.h @@ -19,6 +19,7 @@ #ifndef LLVM_CODEGEN_SELECTIONDAGNODES_H #define LLVM_CODEGEN_SELECTIONDAGNODES_H +#include "llvm/ADT/iterator_range.h" #include "llvm/ADT/FoldingSet.h" #include "llvm/ADT/GraphTraits.h" #include "llvm/ADT/STLExtras.h" @@ -99,7 +100,7 @@ class SDValue { SDNode *Node; // The node defining the value we are using. unsigned ResNo; // Which return value of the node we are using. public: - SDValue() : Node(0), ResNo(0) {} + SDValue() : Node(nullptr), ResNo(0) {} SDValue(SDNode *node, unsigned resno) : Node(node), ResNo(resno) {} /// get the index which selects a specific result in the SDNode @@ -233,7 +234,7 @@ class SDUse { void operator=(const SDUse &U) LLVM_DELETED_FUNCTION; public: - SDUse() : Val(), User(NULL), Prev(NULL), Next(NULL) {} + SDUse() : Val(), User(nullptr), Prev(nullptr), Next(nullptr) {} /// Normally SDUse will just implicitly convert to an SDValue that it holds. operator const SDValue&() const { return Val; } @@ -407,7 +408,7 @@ public: /// use_empty - Return true if there are no uses of this node. /// - bool use_empty() const { return UseList == NULL; } + bool use_empty() const { return UseList == nullptr; } /// hasOneUse - Return true if there is exactly one use of this node. /// @@ -457,7 +458,7 @@ public: SDUse, ptrdiff_t>::pointer pointer; use_iterator(const use_iterator &I) : Op(I.Op) {} - use_iterator() : Op(0) {} + use_iterator() : Op(nullptr) {} bool operator==(const use_iterator &x) const { return Op == x.Op; @@ -467,7 +468,7 @@ public: } /// atEnd - return true if this iterator is at the end of uses list. - bool atEnd() const { return Op == 0; } + bool atEnd() const { return Op == nullptr; } // Iterator traversal: forward iteration only. use_iterator &operator++() { // Preincrement @@ -505,8 +506,14 @@ public: return use_iterator(UseList); } - static use_iterator use_end() { return use_iterator(0); } + static use_iterator use_end() { return use_iterator(nullptr); } + inline iterator_range<use_iterator> uses() { + return iterator_range<use_iterator>(use_begin(), use_end()); + } + inline iterator_range<use_iterator> uses() const { + return iterator_range<use_iterator>(use_begin(), use_end()); + } /// hasNUsesOfValue - Return true if there are exactly NUSES uses of the /// indicated value. This method ignores uses of other values defined by this @@ -579,7 +586,7 @@ public: if (getNumOperands() != 0 && getOperand(getNumOperands()-1).getValueType() == MVT::Glue) return getOperand(getNumOperands()-1).getNode(); - return 0; + return nullptr; } // If this is a pseudo op, like copyfromreg, look to see if there is a @@ -604,7 +611,7 @@ public: for (use_iterator UI = use_begin(), UE = use_end(); UI != UE; ++UI) if (UI.getUse().get().getValueType() == MVT::Glue) return *UI; - return 0; + return nullptr; } /// getNumValues - Return the number of values defined/returned by this @@ -637,12 +644,12 @@ public: /// getOperationName - Return the opcode of this operation for printing. /// - std::string getOperationName(const SelectionDAG *G = 0) const; + std::string getOperationName(const SelectionDAG *G = nullptr) const; static const char* getIndexedModeName(ISD::MemIndexedMode AM); void print_types(raw_ostream &OS, const SelectionDAG *G) const; void print_details(raw_ostream &OS, const SelectionDAG *G) const; - void print(raw_ostream &OS, const SelectionDAG *G = 0) const; - void printr(raw_ostream &OS, const SelectionDAG *G = 0) const; + void print(raw_ostream &OS, const SelectionDAG *G = nullptr) const; + void printr(raw_ostream &OS, const SelectionDAG *G = nullptr) const; /// printrFull - Print a SelectionDAG node and all children down to /// the leaves. The given SelectionDAG allows target-specific nodes @@ -650,7 +657,7 @@ public: /// print the whole DAG, including children that appear multiple /// times. /// - void printrFull(raw_ostream &O, const SelectionDAG *G = 0) const; + void printrFull(raw_ostream &O, const SelectionDAG *G = nullptr) const; /// printrWithDepth - Print a SelectionDAG node and children up to /// depth "depth." The given SelectionDAG allows target-specific @@ -658,7 +665,7 @@ public: /// will print children that appear multiple times wherever they are /// used. /// - void printrWithDepth(raw_ostream &O, const SelectionDAG *G = 0, + void printrWithDepth(raw_ostream &O, const SelectionDAG *G = nullptr, unsigned depth = 100) const; @@ -683,14 +690,15 @@ public: /// Unlike dumpr, this will print the whole DAG, including children /// that appear multiple times. /// - void dumprFull(const SelectionDAG *G = 0) const; + void dumprFull(const SelectionDAG *G = nullptr) const; /// dumprWithDepth - printrWithDepth to dbgs(). The given /// SelectionDAG allows target-specific nodes to be printed in /// human-readable form. Unlike dumpr, this will print children /// that appear multiple times wherever they are used. /// - void dumprWithDepth(const SelectionDAG *G = 0, unsigned depth = 100) const; + void dumprWithDepth(const SelectionDAG *G = nullptr, + unsigned depth = 100) const; /// Profile - Gather unique data for the node. /// @@ -707,14 +715,14 @@ protected: } SDNode(unsigned Opc, unsigned Order, const DebugLoc dl, SDVTList VTs, - const SDValue *Ops, unsigned NumOps) + ArrayRef<SDValue> Ops) : NodeType(Opc), OperandsNeedDelete(true), HasDebugValue(false), SubclassData(0), NodeId(-1), - OperandList(NumOps ? new SDUse[NumOps] : 0), - ValueList(VTs.VTs), UseList(NULL), - NumOperands(NumOps), NumValues(VTs.NumVTs), + OperandList(Ops.size() ? new SDUse[Ops.size()] : nullptr), + ValueList(VTs.VTs), UseList(nullptr), + NumOperands(Ops.size()), NumValues(VTs.NumVTs), debugLoc(dl), IROrder(Order) { - for (unsigned i = 0; i != NumOps; ++i) { + for (unsigned i = 0; i != Ops.size(); ++i) { OperandList[i].setUser(this); OperandList[i].setInitial(Ops[i]); } @@ -725,9 +733,9 @@ protected: /// set later with InitOperands. SDNode(unsigned Opc, unsigned Order, const DebugLoc dl, SDVTList VTs) : NodeType(Opc), OperandsNeedDelete(false), HasDebugValue(false), - SubclassData(0), NodeId(-1), OperandList(0), - ValueList(VTs.VTs), UseList(NULL), NumOperands(0), NumValues(VTs.NumVTs), - debugLoc(dl), IROrder(Order) {} + SubclassData(0), NodeId(-1), OperandList(nullptr), ValueList(VTs.VTs), + UseList(nullptr), NumOperands(0), NumValues(VTs.NumVTs), debugLoc(dl), + IROrder(Order) {} /// InitOperands - Initialize the operands list of this with 1 operand. void InitOperands(SDUse *Ops, const SDValue &Op0) { @@ -812,7 +820,7 @@ private: int IROrder; public: - SDLoc() : Ptr(NULL), IROrder(0) {} + SDLoc() : Ptr(nullptr), IROrder(0) {} SDLoc(const SDNode *N) : Ptr(N), IROrder(-1) { assert(N && "null SDNode"); } @@ -823,14 +831,14 @@ public: assert(Order >= 0 && "bad IROrder"); } unsigned getIROrder() { - if (IROrder >= 0 || Ptr == NULL) { + if (IROrder >= 0 || Ptr == nullptr) { return (unsigned)IROrder; } const SDNode *N = (const SDNode*)(Ptr); return N->getIROrder(); } DebugLoc getDebugLoc() { - if (Ptr == NULL) { + if (!Ptr) { return DebugLoc(); } if (IROrder >= 0) { @@ -990,8 +998,7 @@ public: EVT MemoryVT, MachineMemOperand *MMO); MemSDNode(unsigned Opc, unsigned Order, DebugLoc dl, SDVTList VTs, - const SDValue *Ops, - unsigned NumOps, EVT MemoryVT, MachineMemOperand *MMO); + ArrayRef<SDValue> Ops, EVT MemoryVT, MachineMemOperand *MMO); bool readMem() const { return MMO->isLoad(); } bool writeMem() const { return MMO->isStore(); } @@ -1024,8 +1031,7 @@ public: return SynchronizationScope((SubclassData >> 12) & 1); } - /// Returns the SrcValue and offset that describes the location of the access - const Value *getSrcValue() const { return MMO->getValue(); } + // Returns the offset from the location of the access. int64_t getSrcValueOffset() const { return MMO->getOffset(); } /// Returns the TBAAInfo that describes the dereference. @@ -1153,7 +1159,7 @@ public: InitOperands(Ops, Chain, Ptr); } AtomicSDNode(unsigned Opc, unsigned Order, DebugLoc dl, SDVTList VTL, EVT MemVT, - SDValue* AllOps, SDUse *DynOps, unsigned NumOps, + const SDValue* AllOps, SDUse *DynOps, unsigned NumOps, MachineMemOperand *MMO, AtomicOrdering SuccessOrdering, AtomicOrdering FailureOrdering, SynchronizationScope SynchScope) @@ -1208,9 +1214,9 @@ public: class MemIntrinsicSDNode : public MemSDNode { public: MemIntrinsicSDNode(unsigned Opc, unsigned Order, DebugLoc dl, SDVTList VTs, - const SDValue *Ops, unsigned NumOps, - EVT MemoryVT, MachineMemOperand *MMO) - : MemSDNode(Opc, Order, dl, VTs, Ops, NumOps, MemoryVT, MMO) { + ArrayRef<SDValue> Ops, EVT MemoryVT, + MachineMemOperand *MMO) + : MemSDNode(Opc, Order, dl, VTs, Ops, MemoryVT, MMO) { } // Methods to support isa and dyn_cast @@ -1680,11 +1686,10 @@ class CvtRndSatSDNode : public SDNode { ISD::CvtCode CvtCode; friend class SelectionDAG; explicit CvtRndSatSDNode(EVT VT, unsigned Order, DebugLoc dl, - const SDValue *Ops, unsigned NumOps, - ISD::CvtCode Code) - : SDNode(ISD::CONVERT_RNDSAT, Order, dl, getSDVTList(VT), Ops, NumOps), + ArrayRef<SDValue> Ops, ISD::CvtCode Code) + : SDNode(ISD::CONVERT_RNDSAT, Order, dl, getSDVTList(VT), Ops), CvtCode(Code) { - assert(NumOps == 5 && "wrong number of operations"); + assert(Ops.size() == 5 && "wrong number of operations"); } public: ISD::CvtCode getCvtCode() const { return CvtCode; } @@ -1827,7 +1832,7 @@ public: private: friend class SelectionDAG; MachineSDNode(unsigned Opc, unsigned Order, const DebugLoc DL, SDVTList VTs) - : SDNode(Opc, Order, DL, VTs), MemRefs(0), MemRefsEnd(0) {} + : SDNode(Opc, Order, DL, VTs), MemRefs(nullptr), MemRefsEnd(nullptr) {} /// LocalOperands - Operands for this instruction, if they fit here. If /// they don't, this field is unused. |