Re: gdb single stepping takes ages
Tim Sander <[email protected]>
| Newsgroups | gmane.comp.gdb.devel |
|---|---|
| Message-ID | <2556774.80PXRilPAq@dabox> |
Hi
> I am currently using openocd as a gdbserver backend for debugging an
> embedded target with gdb 7.7. When i want to step over a single line with
> -exec-next:
>
> for(int a=0; a<1000000;a++){ };
>
> the time taken for the step is linear to the maximum count number and takes
> in my setup about 1 second for one increment of a. Setting a temp
> breakpoint in the next line and continuing works much faster.
>
> So is there a way improve the stepping speed in such situations?
>
> Best regards
> Tim
Just after sending the mail recognized that the thread: "Remote Debugging with
NEXT Command" touches a similar (the same?) issue. A solution mentioned was
range checking. But in the openocd case it seems already enabled:
show range-stepping
Debugger's willingness to use range stepping is on.
Best regards
Tim