Re: Setting registers

Indira
2007-06-15T12:55:57Z

Yes I am debuggin a core file. We cant set registers while debuggin a core file?

On 6/13/07, Dave Korn <dave.korn@artimi.com> wrote:
> On 13 June 2007 11:28, Indira wrote:
>
> > Hi,
> >
> > I was writing a macro in which i was trying to the variable ebp and eip as,
> >
> > set variable $ebp = *(int *)($sp+8)
> > set variable $eip = *(int *)($sp+36)
> >
> > but, even though by doing this th eregister values dont get updated.
> > Why is this so? Can anyone help me on this?
>
> Dunno, works fine for me:
>
> Breakpoint 1, main () at time.c:13
> 13 { double t0 = get_time(), t1 = get_time();
> (gdb) info regis
> eax 0x10 16
> ecx 0x401080 4198528
> edx 0x4c 76
> ebx 0x0 0
> esp 0x23cc80 0x23cc80
> ebp 0x23ccb8 0x23ccb8
> esi 0x611001a0 1628438944
> edi 0x401430 4199472
> eip 0x40108b 0x40108b <main+11>
> eflags 0x202 [ IF ]
> cs 0x1b 27
> ss 0x23 35
> ds 0x23 35
> es 0x23 35
> fs 0x3b 59
> gs 0x0 0
> (gdb) set variable $ebp = *(int *)($sp+8)
> (gdb) set variable $eip = *(int *)($sp+36)
> (gdb) info regis
> eax 0x10 16
> ecx 0x401080 4198528
> edx 0x4c 76
> ebx 0x0 0
> esp 0x23cc80 0x23cc80
> ebp 0x61166a78 0x61166a78
> esi 0x611001a0 1628438944
> edi 0x401430 4199472
> eip 0x2f 0x2f
> eflags 0x202 [ IF ]
> cs 0x1b 27
> ss 0x23 35
> ds 0x23 35
> es 0x23 35
> fs 0x3b 59
> gs 0x0 0
> (gdb)
>
>
> You're not by any chance trying to debug a core file are you?
>
> cheers,
> DaveK
> --
> Can't think of a witty .sigline today....
>
>

--
Indu :)
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