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Re: mulsi3 and other inbuilt functions
- To: email@example.com
- Subject: Re: mulsi3 and other inbuilt functions
- From: Paul Andrews <firstname.lastname@example.org>
- Date: Thu, 22 Jul 1999 09:00:05 +1200
- Organization: Smartmove (NZ) Ltd
- References: <email@example.com>
- Reply-To: firstname.lastname@example.org
Thanks for the tip.
I am currently using a pre-compiled m68k-coff egcs-1.1.2 with newlib-1.8.1
under cygwin. The binary distribution didn't seem to come with a libgcc! I
guess I shall have to try and rebuild it again from the sources...last time it
had a problem with libiberty (what *is* that anyhow?)...
"Michael K. Elwood" wrote:
> >Where is the function mulsi3 hidden? I am compiling with an m68k cross
> >gcc and anytime I put a multiply in my code the compiler generates a
> >call to this mysterious function. Anyone know 1) where it is 2) why it's
> >not 'in-lined' by the code generator and 3) what other special functions
> >like this there are hard coded into the compiler...
> mulsi3 is in libgcc, where the "helper functions" for the compiler live. It
> can be quite substantial on many processors (I'm not familiar with the
> m68k), so inlining may not always be desirable. Try listing symbols in
> libgcc.a with nm if you are curious about the other goodies in there.
> Hope this helps.
> Best regards,
> New CrossGCC FAQ: http://www.objsw.com/CrossGCC
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