Re: seek advice about GCC learning

[Jonathan Wakely <jwakely.gcc@gmail.com>]

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On Tue, 26 Sept 2023, 03:11 weizhe wang via Gcc, <gcc@gcc.gnu.org> wrote:

> Hi Guys,
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>       Can we build risv-32 gcc compiler from official gcc repository ?
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Yes, lots of people do that.



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> Thanks,
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> Flint
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> Sent using https://www.zoho.com/mail/
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> ---- On Thu, 02 Feb 2023 05:21:36 -0800 Martin Jambor <mjambor@suse.cz>
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> Hello Flint,
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> On Sat, Jan 28 2023, hmsjwzb via Gcc wrote:
> > Hi GCC developers,
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> >     I am learning GCC. But the GCC code is hard to understand.
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> We are delighted you found looking into GCC interesting.  I definitely
> agree that GCC source can be hard to read, especially for newcomers but
> often even for seasoned contributors when they look at a part they are
> not familiar with.  But when you manage to manage to overcome the
> difficulty, the project can be very rewarding.  And so not hesitate to
> ask us any specific question you may have here on the mailing list or on
> IRC.
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> >     I'm reading the c compiler of GCC. It seems the understanding of
> >     AST/GENERIC representation is very important. Is there a tool
> >     can visualize the AST/GENERIC representation?
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> Intermediate representations like GENERIC, GIMPLE and RTL are indeed
> fundamental.  In order to see the representation of instructions,
> compile a simple program with option -fdump-tree-all and examine the
> many files that will appear in your working directory (representation of
> things like aggregate data types is unfortunately somewhat missing).
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> >
> >     Do you have some advice for GCC beginner? Is there some
> documentations can help in the learning of GCC?
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> David Malcolm wrote a very nice set of tutorials about various aspects
> of starting with GCC:
> https://gcc-newbies-guide.readthedocs.io/en/latest/
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> I believe that is the best generic resource there is.
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> Good luck,
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> Martin
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