[reverse RFA] no singlestep-over-BP in reverse
Daniel Jacobowitz
drow@false.org
Mon Sep 15 21:15:00 GMT 2008
On Mon, Sep 15, 2008 at 12:05:25PM -0700, Michael Snyder wrote:
>> If there is a breakpoint on the previous instruction, will you hit it
>> before or after de-executing that instruction?
>
> Well, if trap insns are in place, that's what will be
> executed (not the shadow insn).
Presumably it'd be a hardware breakpoint. Software breakpoints in
reverse execution seem... awkward.
--
Daniel Jacobowitz
CodeSourcery
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