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Re: A bug in IA32 assembler
On Thu, Jun 28, 2001 at 06:55:26PM -0700, Richard Henderson wrote:
> On Thu, Jun 28, 2001 at 06:11:54PM -0700, H . J . Lu wrote:
> > asm("movaps (%0),%%xmm0" //SSE
> > :
> > :"g"(A));
>
> This is broken code. You want
>
> asm("movaps %0,%%xmm0" : : "mr"(A));
>
> The movaps does not allow immediates, so the constraint
> should not.
Have you tried it on the testcase I enclosed? It doesn't work for me.
>
> No. '$' is the immediate prefix operator iff it is the
> first character of the operand.
I see.
H.J.