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Re: [RFA 3/5] Prec: x86 segment register support: target
Agree with you. But I cannot find how to remove it from this list. :(
Could you help me with it?
Thanks,
Hui
On Mon, Mar 22, 2010 at 22:33, Mark Kettenis <mark.kettenis@xs4all.nl> wrote:
>> From: Hui Zhu <teawater@gmail.com>
>> Date: Mon, 22 Mar 2010 22:02:52 +0800
>>
>> Thanks Michael and Daniel.
>>
>> I make a patch to add base of segments registers to x86-32:
>> (gdb) info reg
>> eax ? ? ? ? ? ?0xffffd514 ? ? -10988
>> ecx ? ? ? ? ? ?0x1eda96c5 ? ? 517641925
>> edx ? ? ? ? ? ?0x1 ? ?1
>> ebx ? ? ? ? ? ?0xf7fb1ff4 ? ? -134537228
>> esp ? ? ? ? ? ?0xffffd488 ? ? 0xffffd488
>> ebp ? ? ? ? ? ?0xffffd488 ? ? 0xffffd488
>> esi ? ? ? ? ? ?0x8048510 ? ? ?134513936
>> edi ? ? ? ? ? ?0x80483d0 ? ? ?134513616
>> eip ? ? ? ? ? ?0x8048487 ? ? ?0x8048487 <main+3>
>> eflags ? ? ? ? 0x246 ?[ PF ZF IF ]
>> cs ? ? ? ? ? ? 0x23 ? 35
>> ss ? ? ? ? ? ? 0x2b ? 43
>> ds ? ? ? ? ? ? 0x2b ? 43
>> es ? ? ? ? ? ? 0x2b ? 43
>> fs ? ? ? ? ? ? 0x0 ? ?0
>> gs ? ? ? ? ? ? 0x63 ? 99
>> cs_base ? ? ? ?0x0 ? ?0
>> ss_base ? ? ? ?0x0 ? ?0
>> ds_base ? ? ? ?0x0 ? ?0
>> es_base ? ? ? ?0x0 ? ?0
>> fs_base ? ? ? ?0x0 ? ?0
>> gs_base ? ? ? ?0xf7e528d0 ? ? -135976752
>>
>> I try it in x86-32 pc and 32bit code in x86-64. ?It works OK.
>
> Sorry, but I don't think adding these xx_base registers is a good
> idea. ?They are not acrhitected registers so they don't beling in the
> list of registers.
>