Testing machine descriptions

[Senthil Kumar Selvaraj]

On Thu, Mar 27, 2014 at 07:51:06PM -0400, Niranjan Hasabnis wrote:
> Hi DJ Delorie,
> 
> Thank you for your answer. It is useful. One more question: so does the
> main testsuite cover all md entries? Meaning all possible assembly
> instructions that could be generated by that md are checked by the
> main testsuite? Thank you again.
> 

You can check it out yourself - just build gcc with coverage
instrumentation turned on, and then use gcov.

http://tryout.senthilthecoder.com/view/coverage/gcc/config/avr/avr.md.gcov.html
shows coverage information for the AVR target's md file.

Regards
Senthil