public static Expression[] Decompile(DecompilerContext context)
{
var result = new List <Expression>();
while (!context.Reader.IsEOF())
{
var type = (ExpressionType)context.ReadByte();
var operands = new List <object>();
var finish = false;
switch (type)
{
case ExpressionType.EXPR_PUSH_LONG:
operands.Add(context.ReadUInt32());
break;
case ExpressionType.EXPR_END:
finish = true;
break;
case ExpressionType.EXPR_EQU:
case ExpressionType.EXPR_NEQ:
case ExpressionType.EXPR_LSS:
case ExpressionType.EXPR_GTR:
case ExpressionType.EXPR_LEQ:
case ExpressionType.EXPR_GE:
case ExpressionType.EXPR_EQUZ:
case ExpressionType.EXPR_NEQUZ_I64:
case ExpressionType.EXPR_AND:
case ExpressionType.EXPR_OR:
case ExpressionType.EXPR_ADD:
case ExpressionType.EXPR_SUB:
case ExpressionType.EXPR_NEG:
case ExpressionType.EXPR_XOR:
case ExpressionType.EXPR_IMUL:
case ExpressionType.EXPR_IDIV:
case ExpressionType.EXPR_IMOD:
case ExpressionType.EXPR_STUB:
case ExpressionType.EXPR_IMUL_SAVE:
case ExpressionType.EXPR_IDIV_SAVE:
case ExpressionType.EXPR_IMOD_SAVE:
case ExpressionType.EXPR_ADD_SAVE:
case ExpressionType.EXPR_SUB_SAVE:
case ExpressionType.EXPR_AND_SAVE:
case ExpressionType.EXPR_XOR_SAVE:
case ExpressionType.EXPR_OR_SAVE:
case ExpressionType.EXPR_NOT:
// pass
break;
case ExpressionType.EXPR_EXEC_OP:
int[] branchTargets;
var inst = context.DecompileInstruction(out branchTargets);
operands.Add(inst);
break;
case ExpressionType.EXPR_TEST_SCENA_FLAGS:
case ExpressionType.EXPR_GET_RESULT:
operands.Add(context.ReadUInt16());
break;
case ExpressionType.EXPR_PUSH_VALUE_INDEX:
operands.Add(context.ReadByte());
break;
case ExpressionType.EXPR_GET_CHR_WORK:
operands.Add(context.ReadUInt16());
operands.Add(context.ReadByte());
break;
case ExpressionType.EXPR_RAND:
// pass
break;
case ExpressionType.EXPR_23:
operands.Add(context.ReadByte());
break;
}
var expr = new Expression(type, operands.ToArray());
result.Add(expr);
if (finish)
{
break;
}
}
return(result.ToArray());
}
