inline asm problem

DJ Delorie dj@delorie.com
Mon Mar 18 09:46:00 GMT 2002


> Let's say i would like to address it like this: filt_cos + %eax * 8
> 
> Can i do this without
> 
> "movl  %0, %%ebx" : : "m" (filt_cos)
> "movl  (%ebx, %eax, 8), %mm1"
> 
> Obviously
> 
> "movl (%0, %eax, 8), %%mm1" : : "m" (filt_cos)
> 
> does not work. Maybe another oneliner?

Why not this?
    asm("mov  %0, %%mm1" : : "m" (filt_cos[n]));

You don't have to be *that* clever, as gcc *does* know how to handle
things like this on its own.



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