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Re: as problem

"Christopher C. Chimelis" <chris@debian.org> writes:

> On 19 Jan 2002, Falk Hueffner wrote:
> > I would like to compile some stuff containing inline assembler like:
> > 
> > void foo() {
> >     long x;
> >     asm("unpkbw %1, %0" : "=r"(x) : "r"(123456));
> > }
> > 
> > This works if I pass -Wa,-mpca56. But it will *not* work if I also use
> > -mcpu=ev56 for gcc, since gcc then emits .arch ev56 into the .s, and
> > as complains ev56 can't handle unpkbw. What should I do? Convince gcc
> > not to emit .arch? Convince as to prefer the command line option? Some
> > other suggestions?
> Basically, you can't use any of those MVI extensions on any processor that
> doesn't support it (>= PCA56, IIRC).  That code should probably have a
> conditional around it that depends on an amask check of the processor's
> support for MVI.

Yes, I know, and it is protected by amask.  I just want it to
compile/assemble, but the assembler refuses to do so if it finds .arch


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