public override CodePiece GenerateCode_SetToStackVal(CodeGenEnvironment env, bool reversed)
{
if (IsConstant)
{
throw new ConstantValueChangedException(Position, Identifier);
}
return(CodePieceStore.WriteArrayFromStack(env, CodeDeclarationPos, reversed));
}
public override CodePiece GenerateCodeReturnFromMethodCall(CodeGenEnvironment env, SourceCodePosition pos, Expression value, bool reversed)
{
CodePiece p = new CodePiece();
if (reversed)
{
#region Reversed
p.AppendLeft(value.GenerateCode(env, reversed));
// Switch ReturnValue (Array) and BackJumpAddr
p.AppendLeft(CodePieceStore.WriteArrayFromStack(env, env.TMP_ARRFIELD_RETURNVAL, reversed));
p.AppendLeft(CodePieceStore.WriteValueToField(env.TMP_FIELD_JMP_ADDR, reversed));
p.AppendLeft(CodePieceStore.ReadArrayToStack(env, env.TMP_ARRFIELD_RETURNVAL, reversed));
p.AppendLeft(CodePieceStore.ReadValueFromField(env.TMP_FIELD_JMP_ADDR, reversed));
p.AppendLeft(BCHelper.Digit0); // Right Lane
p.AppendLeft(BCHelper.PC_Up_tagged(new MethodCallVerticalExitTag()));
#endregion
}
else
{
#region Normal
p.AppendRight(value.GenerateCode(env, reversed));
// Switch ReturnValue (Array) and BackJumpAddr
p.AppendRight(CodePieceStore.WriteArrayFromStack(env, env.TMP_ARRFIELD_RETURNVAL, reversed));
p.AppendRight(CodePieceStore.WriteValueToField(env.TMP_FIELD_JMP_ADDR, reversed));
p.AppendRight(CodePieceStore.ReadArrayToStack(env, env.TMP_ARRFIELD_RETURNVAL, reversed));
p.AppendRight(CodePieceStore.ReadValueFromField(env.TMP_FIELD_JMP_ADDR, reversed));
p.AppendRight(BCHelper.Digit0); // Right Lane
p.AppendRight(BCHelper.PC_Up_tagged(new MethodCallVerticalExitTag()));
#endregion
}
p.NormalizeX();
return(p);
}
public override CodePiece GenerateCodeAssignment(CodeGenEnvironment env, SourceCodePosition pos, Expression source, ExpressionValuePointer target, bool reversed)
{
CodePiece p = new CodePiece();
BTypeArray type = target.GetResultType() as BTypeArray;
ExpressionDirectValuePointer vPointer = target as ExpressionDirectValuePointer;
if (reversed)
{
p.AppendLeft(source.GenerateCode(env, reversed));
p.AppendLeft(CodePieceStore.WriteArrayFromStack(env, vPointer.Target.CodeDeclarationPos, reversed));
p.NormalizeX();
}
else
{
p.AppendRight(source.GenerateCode(env, reversed));
p.AppendRight(CodePieceStore.WriteArrayFromStack(env, vPointer.Target.CodeDeclarationPos, reversed));
p.NormalizeX();
}
return(p);
}
public override CodePiece GenerateCodeWriteFromStackToGrid(CodeGenEnvironment env, SourceCodePosition pos, VarDeclarationPosition gridPos, bool reversed)
{
return(CodePieceStore.WriteArrayFromStack(env, gridPos, reversed));
}