Variable passing C -> assembly, for m68k?
William A. Gatliff
Wed Oct 17 07:33:00 GMT 2001
A quick-and-dirty suggestion would be to write some C code that
includes function calls, compile it with -S, and look at the asm code.
It ain't pretty, but it works. :^)
On Wed, Oct 17, 2001 at 09:36:42AM -0400, Larry Gray wrote:
> I'm writing (and porting) some assembly language routines and need to know
> how gcc handles variable passing. I've read through "Using and Porting GCC",
> but can't find anything specific. It appears that in some architectures it
> uses the stack in others registers. I know I can use inline assembly and
> operand constraints, but would prefer to use standalone assembly programs
> that can be called from my C program.
> Where could I find the specific details for how gcc handles this for the
> m68k? Did I overlook it?
> Thanks in Advance,
> Larry Gray
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