mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-10-31 09:11:13 +00:00
f229ed5248
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150 91177308-0d34-0410-b5e6-96231b3b80d8
107 lines
3.5 KiB
C++
107 lines
3.5 KiB
C++
//===-- llvm/iOther.h - "Other" instruction node definitions -----*- C++ -*--=//
|
|
//
|
|
// This file contains the declarations for instructions that fall into the
|
|
// grandios 'other' catagory...
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#ifndef LLVM_IOTHER_H
|
|
#define LLVM_IOTHER_H
|
|
|
|
#include "llvm/InstrTypes.h"
|
|
#include "llvm/Method.h"
|
|
#include <vector>
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// PHINode Class
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
// PHINode - The PHINode class is used to represent the magical mystical PHI
|
|
// node, that can not exist in nature, but can be synthesized in a computer
|
|
// scientist's overactive imagination.
|
|
//
|
|
class PHINode : public Instruction {
|
|
PHINode(const PHINode &PN);
|
|
public:
|
|
PHINode(const Type *Ty, const string &Name = "");
|
|
|
|
virtual Instruction *clone() const { return new PHINode(*this); }
|
|
virtual string getOpcode() const { return "phi"; }
|
|
|
|
// getNumIncomingValues - Return the number of incoming edges the PHI node has
|
|
inline unsigned getNumIncomingValues() const { return Operands.size()/2; }
|
|
|
|
// getIncomingValue - Return incoming value #x
|
|
inline const Value *getIncomingValue(unsigned i) const {
|
|
return Operands[i*2];
|
|
}
|
|
inline Value *getIncomingValue(unsigned i) {
|
|
return Operands[i*2];
|
|
}
|
|
|
|
// getIncomingBlock - Return incoming basic block #x
|
|
inline const BasicBlock *getIncomingBlock(unsigned i) const {
|
|
return Operands[i*2+1]->castBasicBlockAsserting();
|
|
}
|
|
inline BasicBlock *getIncomingBlock(unsigned i) {
|
|
return Operands[i*2+1]->castBasicBlockAsserting();
|
|
}
|
|
|
|
// addIncoming - Add an incoming value to the end of the PHI list
|
|
void addIncoming(Value *D, BasicBlock *BB);
|
|
|
|
// removeIncomingValue - Remove an incoming value. This is useful if a
|
|
// predecessor basic block is deleted. The value removed is returned.
|
|
Value *removeIncomingValue(const BasicBlock *BB);
|
|
};
|
|
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// MethodArgument Class
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
class MethodArgument : public Value { // Defined in the InstrType.cpp file
|
|
Method *Parent;
|
|
|
|
friend class ValueHolder<MethodArgument,Method>;
|
|
inline void setParent(Method *parent) { Parent = parent; }
|
|
|
|
public:
|
|
MethodArgument(const Type *Ty, const string &Name = "")
|
|
: Value(Ty, Value::MethodArgumentVal, Name) {
|
|
Parent = 0;
|
|
}
|
|
|
|
// Specialize setName to handle symbol table majik...
|
|
virtual void setName(const string &name);
|
|
|
|
inline const Method *getParent() const { return Parent; }
|
|
inline Method *getParent() { return Parent; }
|
|
};
|
|
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Classes to function calls and method invocations
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
class CallInst : public Instruction {
|
|
CallInst(const CallInst &CI);
|
|
public:
|
|
CallInst(Method *M, vector<Value*> ¶ms, const string &Name = "");
|
|
|
|
virtual string getOpcode() const { return "call"; }
|
|
|
|
virtual Instruction *clone() const { return new CallInst(*this); }
|
|
bool hasSideEffects() const { return true; }
|
|
|
|
|
|
const Method *getCalledMethod() const {
|
|
return Operands[0]->castMethodAsserting();
|
|
}
|
|
Method *getCalledMethod() {
|
|
return Operands[0]->castMethodAsserting();
|
|
}
|
|
};
|
|
|
|
#endif
|