Re: Profiling *entire* Emacs

[Nordlöw]

On 31 Mar, 13:44, Nordlöw <per.nord...@gmail.com> wrote:
> Hey, there!
>
> I looking for a way to profile (instrument) entire Emacs preferrably
> including both built-in- and lisp-functions. Is this possible? The
> instrumentation built into Emacs does not seem be built for profiling
> entire Emacs. Is there another way? Or is the only feasable way to
> build Emacs with debug-symbols and run it through gprof or oprofile?
>
> The main reason for desire is that my fancy additional font-locking
> for different classes of operators, braces, function calls, etc are
> very useful but far too slow.
>
> Thanks in advance,
> Nordlöw

At least for the x86 port couldn't we use a uint64_t performance
counter (using the x86 instruction rdtsc) that measures the number of
clock cycles the CPU has spent inside the function?

/Nordlöw