Re: [Lightning] Re: Update on testcase [was: sse instructions and gcc warnings]

[Paolo Bonzini]

On 08/11/2010 04:54 PM, Paulo César Pereira de Andrade wrote:
> V0 V1 V2 R0 F0
> lightning-test.c:241:xi_c: cl: ffffff81 ffffff81
>            0x775170      movabs $0x778840,%rbx
>            0x77517a      movsbl 0x8(%rbx),%r13d<<<1>>>
>            0x77517f      mov    %r13d,0xa(%rbx)
>            0x775183      mov    %r13d,0x10(%rbx)
>            0x775187      mov    %r13,0x18(%rbx)
>
> shouldn't that be %r13 instead of %r13d?

It should be movsbq, too.  movsXl will move to a 32-bit register and, 
since these are zero-extended, it will sign extend only to 32-bit and 
then zero extend.

Now looking at it.  Thanks.

Paolo