Add the SelectInst class

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12311 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2004-03-12 05:51:05 +00:00
parent 9bb7fbc6ce
commit 4e734dde54

View File

@ -133,6 +133,49 @@ public:
}
};
//===----------------------------------------------------------------------===//
// SelectInst Class
//===----------------------------------------------------------------------===//
/// SelectInst - This class represents the LLVM 'select' instruction.
///
class SelectInst : public Instruction {
SelectInst(const SelectInst &SI) : Instruction(SI.getType(), SI.getOpcode()) {
Operands.reserve(3);
Operands.push_back(Use(SI.Operands[0], this));
Operands.push_back(Use(SI.Operands[1], this));
Operands.push_back(Use(SI.Operands[2], this));
}
public:
SelectInst(Value *C, Value *S1, Value *S2, const std::string &Name = "",
Instruction *InsertBefore = 0)
: Instruction(S1->getType(), Instruction::Select, Name, InsertBefore) {
Operands.reserve(3);
Operands.push_back(Use(C, this));
Operands.push_back(Use(S1, this));
Operands.push_back(Use(S2, this));
}
Value *getCondition() const { return Operands[0]; }
Value *getTrueValue() const { return Operands[1]; }
Value *getFalseValue() const { return Operands[2]; }
OtherOps getOpcode() const {
return static_cast<OtherOps>(Instruction::getOpcode());
}
virtual Instruction *clone() const { return new SelectInst(*this); }
// Methods for support type inquiry through isa, cast, and dyn_cast:
static inline bool classof(const SelectInst *) { return true; }
static inline bool classof(const Instruction *I) {
return I->getOpcode() == Instruction::Select;
}
static inline bool classof(const Value *V) {
return isa<Instruction>(V) && classof(cast<Instruction>(V));
}
};
//===----------------------------------------------------------------------===//
// VANextInst Class
@ -171,6 +214,11 @@ public:
}
};
//===----------------------------------------------------------------------===//
// VAArgInst Class
//===----------------------------------------------------------------------===//
/// VAArgInst - This class represents the va_arg llvm instruction, which returns
/// an argument of the specified type given a va_list.
///