[PATCH] user: Mention use of LLVM

[Sebastian Huber]

On 22/12/2020 16:59, Joel Sherrill wrote:

>
>
> On Tue, Dec 22, 2020, 12:18 AM Sebastian Huber 
> <sebastian.huber at embedded-brains.de 
> <mailto:sebastian.huber at embedded-brains.de>> wrote:
>
>     ---
>      user/tracing/eventrecording.rst | 4 ++++
>      1 file changed, 4 insertions(+)
>
>     diff --git a/user/tracing/eventrecording.rst
>     b/user/tracing/eventrecording.rst
>     index 27e929c..4867db8 100644
>     --- a/user/tracing/eventrecording.rst
>     +++ b/user/tracing/eventrecording.rst
>     @@ -179,6 +179,10 @@ extra support for the
>      `Linux Trace Toolkit Next Generation (LTTng) <https://lttng.org/
>     <https://lttng.org/>>`_. This
>      format can be analysed using `babeltrace <https://babeltrace.org/
>     <https://babeltrace.org/>>`_ or
>      `Eclipse Trace Compass <https://www.eclipse.org/tracecompass/
>     <https://www.eclipse.org/tracecompass/>>`_.
>     +The command line tool :file:`rtems-record-lttng` optionally uses
>     +`LLVM <https://www.llvm.org/ <https://www.llvm.org/>>`_ to
>     translate target addresses to functions and
>     +source file locations.  Make sure you have the LLVM development
>     package
>     +installed when you build the RTEMS Tools to enable this feature.
>
>
> Are the llvm development tools an RSB package that should be 
> mentioned? How does one get them?
There is an RSB package for this, but it didn't work for me. I use the 
package from my Linux distribution.
>
> And then should rtems-tools always be built with llvm?
I think this would be a bit of an overkill for an optional feature.

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