Instruction.hh

/**
 * Instruction ir
 * Create by Zhang Junbin at 2024/6/1
 */

#ifndef _INSTRUCTION_H_
#define _INSTRUCTION_H_

#include "Value.hh"

class BasicBlock;
class Function;

enum OpTag {
  ADD,
  FADD,
  SUB,
  FSUB,
  MUL,
  FMUL,
  SDIV,
  FDIV,
  SREM,
  FREM,
  AND,
  OR,
  XOR,
  EQ,
  NE,
  SLE,
  SLT,
  SGE,
  SGT,
  OEQ,
  ONE,
  OGT,
  OGE,
  OLE,
  OLT,
};

class Instruction : public Value {
 private:
  unique_ptr<vector<Use*>> useList;
  unique_ptr<vector<Value*>> valueList;

 public:
  Instruction(ValueTag vtag);
  Instruction(string name, ValueTag vTag);
  Instruction(Type* t, string name, ValueTag vTag);
  string getOpName(OpTag op) const;
  void pushValue(Value* v);
  Value* getRValue(int idx) const;
  int getRValueSize() const { return valueList->size(); }
};

class AllocaInst : public Instruction {
 private:
  Type* elemType;

 public:
  AllocaInst(Type* type, string name);
  void printIR(ostream& stream) const override;
};

class BinaryOpInst : public Instruction {
 private:
  OpTag bOpType;

 public: