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Date: Fri, 15 Jun 2007 12:55:00 -0000
From: Indira <yoursindu@gmail.com>
To: "Dave Korn" <dave.korn@artimi.com>
Subject: Re: Setting registers
Cc: gdb@sourceware.org
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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 :)
Smile.... & Make others Smile :)