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Adjust to changes in the User class. Introduce a new UnaryInstruction
class. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19887 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -29,34 +29,45 @@ namespace llvm {
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///
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///
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class TerminatorInst : public Instruction {
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class TerminatorInst : public Instruction {
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protected:
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protected:
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TerminatorInst(Instruction::TermOps iType, Instruction *InsertBefore = 0);
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TerminatorInst(Instruction::TermOps iType, Use *Ops, unsigned NumOps,
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Instruction *InsertBefore = 0);
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TerminatorInst(const Type *Ty, Instruction::TermOps iType,
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TerminatorInst(const Type *Ty, Instruction::TermOps iType,
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Use *Ops, unsigned NumOps,
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const std::string &Name = "", Instruction *InsertBefore = 0)
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const std::string &Name = "", Instruction *InsertBefore = 0)
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: Instruction(Ty, iType, Name, InsertBefore) {}
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: Instruction(Ty, iType, Ops, NumOps, Name, InsertBefore) {}
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TerminatorInst(Instruction::TermOps iType, BasicBlock *InsertAtEnd);
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TerminatorInst(Instruction::TermOps iType, Use *Ops, unsigned NumOps,
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BasicBlock *InsertAtEnd);
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TerminatorInst(const Type *Ty, Instruction::TermOps iType,
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TerminatorInst(const Type *Ty, Instruction::TermOps iType,
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Use *Ops, unsigned NumOps,
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const std::string &Name, BasicBlock *InsertAtEnd)
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const std::string &Name, BasicBlock *InsertAtEnd)
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: Instruction(Ty, iType, Name, InsertAtEnd) {}
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: Instruction(Ty, iType, Ops, NumOps, Name, InsertAtEnd) {}
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/// Virtual methods - Terminators should overload these and provide inline
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/// overrides of non-V methods.
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virtual BasicBlock *getSuccessorV(unsigned idx) const = 0;
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virtual unsigned getNumSuccessorsV() const = 0;
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virtual void setSuccessorV(unsigned idx, BasicBlock *B) = 0;
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public:
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public:
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/// Terminators must implement the methods required by Instruction...
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virtual Instruction *clone() const = 0;
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virtual Instruction *clone() const = 0;
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/// Additionally, they must provide a method to get at the successors of this
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/// getNumSuccessors - Return the number of successors that this terminator
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/// terminator instruction. 'idx' may not be >= the number of successors
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/// has.
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/// returned by getNumSuccessors()!
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unsigned getNumSuccessors() const {
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///
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return getNumSuccessorsV();
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virtual const BasicBlock *getSuccessor(unsigned idx) const = 0;
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}
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virtual unsigned getNumSuccessors() const = 0;
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/// Set a successor at a given index
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virtual void setSuccessor(unsigned idx, BasicBlock *B) = 0;
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inline BasicBlock *getSuccessor(unsigned idx) {
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/// getSuccessor - Return the specified successor.
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const TerminatorInst *TI = this;
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///
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return const_cast<BasicBlock*>(TI->getSuccessor(idx));
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BasicBlock *getSuccessor(unsigned idx) const {
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return getSuccessorV(idx);
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}
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/// setSuccessor - Update the specified successor to point at the provided
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/// block.
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void setSuccessor(unsigned idx, BasicBlock *B) {
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setSuccessorV(idx, B);
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}
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}
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// Methods for support type inquiry through isa, cast, and dyn_cast:
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// Methods for support type inquiry through isa, cast, and dyn_cast:
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@ -69,27 +80,71 @@ public:
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}
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}
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};
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};
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//===----------------------------------------------------------------------===//
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// UnaryInstruction Class
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//===----------------------------------------------------------------------===//
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class UnaryInstruction : public Instruction {
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Use Op;
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protected:
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UnaryInstruction(const Type *Ty, unsigned iType, Value *V,
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const std::string &Name = "", Instruction *IB = 0)
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: Instruction(Ty, iType, &Op, 1, Name, IB), Op(V, this) {
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}
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UnaryInstruction(const Type *Ty, unsigned iType, Value *V,
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const std::string &Name, BasicBlock *IAE)
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: Instruction(Ty, iType, &Op, 1, Name, IAE), Op(V, this) {
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}
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public:
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// Transparently provide more efficient getOperand methods.
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Value *getOperand(unsigned i) const {
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assert(i == 0 && "getOperand() out of range!");
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return Op;
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}
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void setOperand(unsigned i, Value *Val) {
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assert(i == 0 && "setOperand() out of range!");
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Op = Val;
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}
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unsigned getNumOperands() const { return 1; }
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};
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//===----------------------------------------------------------------------===//
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//===----------------------------------------------------------------------===//
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// BinaryOperator Class
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// BinaryOperator Class
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//===----------------------------------------------------------------------===//
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//===----------------------------------------------------------------------===//
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class BinaryOperator : public Instruction {
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class BinaryOperator : public Instruction {
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Use Ops[2];
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protected:
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protected:
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void init(BinaryOps iType, Value *S1, Value *S2);
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void init(BinaryOps iType);
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BinaryOperator(BinaryOps iType, Value *S1, Value *S2, const Type *Ty,
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BinaryOperator(BinaryOps iType, Value *S1, Value *S2, const Type *Ty,
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const std::string &Name, Instruction *InsertBefore)
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const std::string &Name, Instruction *InsertBefore)
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: Instruction(Ty, iType, Name, InsertBefore) {
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: Instruction(Ty, iType, Ops, 2, Name, InsertBefore) {
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init(iType, S1, S2);
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Ops[0].init(S1, this);
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Ops[1].init(S2, this);
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init(iType);
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}
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}
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BinaryOperator(BinaryOps iType, Value *S1, Value *S2, const Type *Ty,
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BinaryOperator(BinaryOps iType, Value *S1, Value *S2, const Type *Ty,
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const std::string &Name, BasicBlock *InsertAtEnd)
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const std::string &Name, BasicBlock *InsertAtEnd)
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: Instruction(Ty, iType, Name, InsertAtEnd) {
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: Instruction(Ty, iType, Ops, 2, Name, InsertAtEnd) {
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init(iType, S1, S2);
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Ops[0].init(S1, this);
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Ops[1].init(S2, this);
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init(iType);
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}
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}
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public:
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public:
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/// Transparently provide more efficient getOperand methods.
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Value *getOperand(unsigned i) const {
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assert(i < 2 && "getOperand() out of range!");
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return Ops[i];
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}
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void setOperand(unsigned i, Value *Val) {
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assert(i < 2 && "setOperand() out of range!");
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Ops[i] = Val;
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}
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unsigned getNumOperands() const { return 2; }
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/// create() - Construct a binary instruction, given the opcode and the two
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/// create() - Construct a binary instruction, given the opcode and the two
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/// operands. Optionally (if InstBefore is specified) insert the instruction
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/// operands. Optionally (if InstBefore is specified) insert the instruction
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/// into a BasicBlock right before the specified instruction. The specified
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/// into a BasicBlock right before the specified instruction. The specified
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