How target.md file with target.c/.cc file invoke assembly instructions

RICHU NORMAN richunorman@cusat.ac.in
Tue May 10 13:24:19 GMT 2022


Thanks, I'll check it out.

On Tue, May 10, 2022, 4:27 PM Jonathan Wakely <jwakely.gcc@gmail.com> wrote:

> On Tue, 10 May 2022 at 11:51, RICHU NORMAN wrote:
> >
> > Hi,
> > I am new in gcc development and I am focusing on cross-compilers.I have
> > added a few instructions for the target machine and invoked it using
> asm()
> > from c program.Now I want to add those instructions to gcc and define
> that
> > instruction in target.md file.I have a few queries regarding the working
> of
> > gcc.
> > 1. Do *target.md* files along with* target.cc/.c <http://target.cc/.c>
> *files
> > help to invoke assembly instructions automatically?
> > 2.What is the input for this ?(.Gimple or .cfg files)
> > 3.How does it work internally?
> > 4.I have defined an instruction in target.md alone.But that does not
> > work.How to make it work?
> > 5.Which file to be examined in rtl-dump of object file for getting the
> > input and output to this stage in gcc?
>
> This is the wrong mailing list for questions about GCC development:
>
> https://gcc.gnu.org/lists.html
>


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