Hmm, maybe you could possibly instrument the functions[1] to write the function address to a register, presuming you have enough program space. Presuming you're

Hmm, maybe you could possibly instrument the functions[1] to write the function address to a register, presuming you have enough program space. Presuming you're in C and your compiler supports that. 1: https://mcuoneclipse.com/2015/04/04/poor-mans-trace-free-of-charge-function-entryexit-trace-with-gnu-tools/ https://mcuoneclipse.com/2015/04/04/poor-mans-trace-free-of-...