https://devzone.nordicsemi.com/f/nordic-q-a/34924/profiling-nrf52832-with-gprof-flag--pg-not-possible-due-to-sdk11Hi, I am using mbedos for a NRF42832 and am currently in the situation that I have to profile my code with gprof. Here comes the issue: the Nordic SDK uses explicit assembler code with register r7: Hence, the compiler option needs -fno-omit-frameen-USTelligent Community 13Thu, 31 May 2018 13:03:39 GMThttps://devzone.nordicsemi.com/thread/134191?ContentTypeID=1Thu, 31 May 2018 13:03:39 GMT137ad170-7792-4731-bb38-c0d22fbe4515:ffce1f53-b6fb-4e22-9d4c-cd7dd3fe2b22Kenneth<p>Hi,</p> <p>We do not have any examples for this.</p> <p>Doing a web search we found a blogpost on the subject, for using gprof with ARM Cortex-M in general:<br /><a href="https://mcuoneclipse.com/2015/08/23/tutorial-using-gnu-profiling-gprof-with-arm-cortex-m/">https://mcuoneclipse.com/2015/08/23/tutorial-using-gnu-profiling-gprof-with-arm-cortex-m/</a></p> <p>Our understanding is that gprof is made for running on a full-fledged system, so that running it in an embedded setting requires some work.&nbsp;</p> <p>Regards,<br />Kenneth</p><div style="clear:both;"></div>