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Adjust to changes in the User class. Introduce a new UnaryInstruction

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class.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19887 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2005-01-29 00:32:51 +00:00
parent 519ccafc18
commit ec285706ae
1 changed files with 77 additions and 22 deletions
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97
include/llvm/InstrTypes.h
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@ -29,34 +29,45 @@ namespace llvm {
///
class TerminatorInst : public Instruction {
protected:
TerminatorInst(Instruction::TermOps iType, Instruction *InsertBefore = 0);
TerminatorInst(Instruction::TermOps iType, Use *Ops, unsigned NumOps,
Instruction *InsertBefore = 0);
TerminatorInst(const Type *Ty, Instruction::TermOps iType,
Use *Ops, unsigned NumOps,
const std::string &Name = "", Instruction *InsertBefore = 0)
: Instruction(Ty, iType, Name, InsertBefore) {}
: Instruction(Ty, iType, Ops, NumOps, Name, InsertBefore) {}
TerminatorInst(Instruction::TermOps iType, BasicBlock *InsertAtEnd);
TerminatorInst(Instruction::TermOps iType, Use *Ops, unsigned NumOps,
BasicBlock *InsertAtEnd);
TerminatorInst(const Type *Ty, Instruction::TermOps iType,
Use *Ops, unsigned NumOps,
const std::string &Name, BasicBlock *InsertAtEnd)
: Instruction(Ty, iType, Name, InsertAtEnd) {}
: Instruction(Ty, iType, Ops, NumOps, Name, InsertAtEnd) {}
/// Virtual methods - Terminators should overload these and provide inline
/// overrides of non-V methods.
virtual BasicBlock *getSuccessorV(unsigned idx) const = 0;
virtual unsigned getNumSuccessorsV() const = 0;
virtual void setSuccessorV(unsigned idx, BasicBlock *B) = 0;
public:
/// Terminators must implement the methods required by Instruction...
virtual Instruction *clone() const = 0;
/// Additionally, they must provide a method to get at the successors of this
/// terminator instruction. 'idx' may not be >= the number of successors
/// returned by getNumSuccessors()!
/// getNumSuccessors - Return the number of successors that this terminator
/// has.
unsigned getNumSuccessors() const {
return getNumSuccessorsV();
}
/// getSuccessor - Return the specified successor.
///
virtual const BasicBlock *getSuccessor(unsigned idx) const = 0;
virtual unsigned getNumSuccessors() const = 0;
BasicBlock *getSuccessor(unsigned idx) const {
return getSuccessorV(idx);
}
/// Set a successor at a given index
virtual void setSuccessor(unsigned idx, BasicBlock *B) = 0;
inline BasicBlock *getSuccessor(unsigned idx) {
const TerminatorInst *TI = this;
return const_cast<BasicBlock*>(TI->getSuccessor(idx));
/// setSuccessor - Update the specified successor to point at the provided
/// block.
void setSuccessor(unsigned idx, BasicBlock *B) {
setSuccessorV(idx, B);
}
// Methods for support type inquiry through isa, cast, and dyn_cast:
@ -69,27 +80,71 @@ public:
}
};
//===----------------------------------------------------------------------===//
// UnaryInstruction Class
//===----------------------------------------------------------------------===//
class UnaryInstruction : public Instruction {
Use Op;
protected:
UnaryInstruction(const Type *Ty, unsigned iType, Value *V,
const std::string &Name = "", Instruction *IB = 0)
: Instruction(Ty, iType, &Op, 1, Name, IB), Op(V, this) {
}
UnaryInstruction(const Type *Ty, unsigned iType, Value *V,
const std::string &Name, BasicBlock *IAE)
: Instruction(Ty, iType, &Op, 1, Name, IAE), Op(V, this) {
}
public:
// Transparently provide more efficient getOperand methods.
Value *getOperand(unsigned i) const {
assert(i == 0 && "getOperand() out of range!");
return Op;
}
void setOperand(unsigned i, Value *Val) {
assert(i == 0 && "setOperand() out of range!");
Op = Val;
}
unsigned getNumOperands() const { return 1; }
};
//===----------------------------------------------------------------------===//
// BinaryOperator Class
//===----------------------------------------------------------------------===//
class BinaryOperator : public Instruction {
Use Ops[2];
protected:
void init(BinaryOps iType, Value *S1, Value *S2);
void init(BinaryOps iType);
BinaryOperator(BinaryOps iType, Value *S1, Value *S2, const Type *Ty,
const std::string &Name, Instruction *InsertBefore)
: Instruction(Ty, iType, Name, InsertBefore) {
init(iType, S1, S2);
: Instruction(Ty, iType, Ops, 2, Name, InsertBefore) {
Ops[0].init(S1, this);
Ops[1].init(S2, this);
init(iType);
}
BinaryOperator(BinaryOps iType, Value *S1, Value *S2, const Type *Ty,
const std::string &Name, BasicBlock *InsertAtEnd)
: Instruction(Ty, iType, Name, InsertAtEnd) {
init(iType, S1, S2);
: Instruction(Ty, iType, Ops, 2, Name, InsertAtEnd) {
Ops[0].init(S1, this);
Ops[1].init(S2, this);
init(iType);
}
public:
/// Transparently provide more efficient getOperand methods.
Value *getOperand(unsigned i) const {
assert(i < 2 && "getOperand() out of range!");
return Ops[i];
}
void setOperand(unsigned i, Value *Val) {
assert(i < 2 && "setOperand() out of range!");
Ops[i] = Val;
}
unsigned getNumOperands() const { return 2; }
/// create() - Construct a binary instruction, given the opcode and the two
/// operands. Optionally (if InstBefore is specified) insert the instruction
/// into a BasicBlock right before the specified instruction. The specified