Parallelize the compilation using Threads

[Jeff Law]

On 11/15/18 3:29 AM, Richard Biener wrote:
> 
>>  2. Did I correctly understand the goal of the parallelization? Can
>> anyone provide extra details to me?
> 
> You may want to search the mailing list archives since we had a
> student application (later revoked) for the task with some discussion.
> 
> In my view (I proposed the thing) the most interesting parts are
> getting GCCs global state documented and reduced.  The parallelization
> itself is an interesting experiment but whether there will be any
> substantial improvement for builds that can already benefit from make
> parallelism remains a question.
Agreed.  Driving down the amount of global state is good in and of
itself.  It's also a prerequisite for parallelizing GCC itself using
threads.

I suspect driving down global state probably isn't that interesting for
a master's thesis though :-)

jeff