I just verified the syntax in Visual C++:
__asm bswap eax; // swap 4 bytes in eax
__asm bswap ax; // swap 2 bytes in ax
etc, etc
Prashant Gupta wrote:
> Thanks for this code, Now I have a better one...
>
> ----- Original Message -----
> From: "Daniel Morais" <[EMAIL PROTECTED]>
> To: "Palm Developer Forum" <[EMAIL PROTECTED]>
> Sent: Wednesday, March 21, 2001 4:11 AM
> Subject: Re: Palm to Desktop type conversions
>
> > Mardi 20 Mars 2001 04:39, Prashant Gupta a écrit:
> >
> > > Win32 (intel) Assembler Routines...
> > > ;*********************
> > > ;
> > > ; INPUT: eax = source word
> > > ; OUTPUT: eax = output converted word
> > > ; Registers Destroyed : eax, ecx, edx
> > > (...)
> >
> > Wow, do you really use this code ?
> >
> > If you do, please use the following one, much shorter and faster :
> >
> > Swap16 :
> >
> > xchg al, ah
> >
> > Swap32 :
> >
> > xchg al, ah
> > rol eax , 16
> > xchg al, ah
> >
> > Sorry to put some Intel ASM code in this forum...
> >
> > --
> > Daniel Morais
> >
> > --
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> >
> >
>
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