Oddity with address recorded for gcc instrumentation on ARM

Peter Dufault dufault at hda.com
Mon Dec 21 20:15:16 UTC 2020



> On Dec 18, 2020, at 17:52 , Joel Sherrill <joel at rtems.org> wrote:
> 
> > Can someone explain this?
> These are link register values. The least significant bit determines if
> a bx instruction continues in ARM or Thumb mode.
> 
> I guess I've never had to look that close. Thanks Sebastian.
> 

It had me confused at first when I started working with ARM.

Peter
-----------------
Peter Dufault
HD Associates, Inc.      Software and System Engineering

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