Buggy inline assembler

[Unknown W. Brackets]

What version of TASM are you using?  Is it producing an old DOS 
executable or a Win32 one?

-[Unknown]


> "The problem has nothing to do with the inline assembler. You can use
> OBJ2ASM to verify that the correct instructions are generated. The
> problem is that executing IN and OUT instructions under Win32 will
> generated an operating system exception."...Walter.
> 
> Thanks Walter for your answer, you're almost right, executing IN and OUT in Win32
> throws exceptions BUT why if i insert this code into TASM it works perfect?
> 
> .model small
> .stack
> .data
> string1 db"hello world$"
> 
> .code
> 
> start:
> mov al, 182;
> out 43h, al;
> 
> mov AX, 4560;
> out 42h, AL;
> mov AL, AH;
> out 42h, AL;
> 
> in AL, 61h;
> or AL, 3h;
> out 61h, AL;
> 
> in AL, 61h;
> and AL, 252;
> out 42h, AL;
> 
> end start
> 
> This code does not do anything, it's just for testing in/out to ports.
> 
> Heinz