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Re: [Lightning] Re: Update on testcase [was: sse instructions and gcc w
From: |
Paulo César Pereira de Andrade |
Subject: |
Re: [Lightning] Re: Update on testcase [was: sse instructions and gcc warnings] |
Date: |
Sun, 15 Aug 2010 13:54:57 -0300 |
User-agent: |
SquirrelMail/1.4.19 |
Paolo Bonzini wrote:
> 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.
I did not look much at it after that email because I thought I would
be more productive writing a more generic test tool, that is almost
in good shape now :-) But I trust you can get that working (/me needs
to buy a new computer for home use, a x86_64 one... so I can also test
it more easily)
> Paolo
Thanks,
Paulo
- Re: [Lightning] Re: Update on testcase [was: sse instructions and gcc warnings], Paulo César Pereira de Andrade, 2010/08/06
- Re: [Lightning] Re: Update on testcase [was: sse instructions and gcc warnings], Paulo César Pereira de Andrade, 2010/08/10
- Re: [Lightning] Re: Update on testcase [was: sse instructions and gcc warnings], Paolo Bonzini, 2010/08/10
- Re: [Lightning] Re: Update on testcase [was: sse instructions and gcc warnings], Paulo César Pereira de Andrade, 2010/08/10
- Re: [Lightning] Re: Update on testcase [was: sse instructions and gcc warnings], Paulo César Pereira de Andrade, 2010/08/10
- Re: [Lightning] Re: Update on testcase [was: sse instructions and gcc warnings], Paulo César Pereira de Andrade, 2010/08/10
- Re: [Lightning] Re: Update on testcase [was: sse instructions and gcc warnings], Paolo Bonzini, 2010/08/10
- Re: [Lightning] Re: Update on testcase [was: sse instructions and gcc warnings], Paulo César Pereira de Andrade, 2010/08/11
- Re: [Lightning] Re: Update on testcase [was: sse instructions and gcc warnings], Paolo Bonzini, 2010/08/15
- Re: [Lightning] Re: Update on testcase [was: sse instructions and gcc warnings],
Paulo César Pereira de Andrade <=