It’s easy, you can try it now :).
-----A test I did when I was learning assembly. The first program is just to give you an impression. There will be a post later that will explain it in detail.
unit Unit1;
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, StdCtrls, ExtCtrls;
type
TForm1 = class(TForm)
Shape1: TShape;
Label1: TLabel;
Label2: TLabel;
Label3: TLabel;
Button1: TButton;
Button2: TButton;
Label4: TLabel;
Label5: TLabel;
Label6: TLabel;
Button3: TButton;
PRocedure Button1Click(Sender: TObject);
procedure Button2Click(Sender: TObject);
//procedure Button3Click(Sender: TObject);
//procedure BtCalcuClick(sender: TObject);
private
{Private declarations}
public
{Public declarations}
end;
var
Form1: TForm1;
function Sum1(X,Y:integer):integer;
function Sum2(X,Y:integer):integer;stdcall;
function Sum3(var X,Y:integer):integer;stdcall;
implementation
{$R *.dfm}
procedure TForm1.Button1Click(Sender: TObject);
var
i,j:integer;
begin
label1.Caption:=inttostr(sum1(2,3));
label2.Caption:=inttostr(sum2(2,3));
i:=2;
j:=3;
label3.Caption:=inttostr(sum1(i,j));
end;
//delphi program summation
function Sum1(X,Y:integer):integer;
begin
result:=X+Y;
end;
//Assembly sum 1---
function Sum2(X,Y:integer):integer;stdcall;
begin
asm
mov eax,X
add eax,Y
mov @result,eax
end;
end;
//Assembly sum 2---
function Sum3(var X,Y:integer):integer;stdcall;
begin
asm
mov eax,X
mov eax,[eax]
mov edx,Y
add eax,[edx]
mov @result,eax
end;
end;
procedure TForm1.Button2Click(Sender: TObject);
begin
close;
end;
{procedure TForm1.Button3Click(Sender: TObject);
var
QuitFlag:Boolean;
OutBufPtr:Word;
begin
asm
mov al,QuitFlag
mov bx,OutBufPtr
end;
end;}
end.