Messages in this thread | | | Date | Tue, 22 Aug 2006 13:42:33 -0400 | From | Jeff Dike <> | Subject | Re: [uml-devel] arch/um/sys-i386/setjmp.S: useless #ifdef _REGPARM's? |
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On Tue, Aug 22, 2006 at 06:07:41PM +0200, Adrian Bunk wrote: > I didn't find a corresponding open bug in the gcc Bugzilla. > > Can someone verify whether it's still present, and if yes, open a gcc > bug?
Yup, it's easy enough to check.
> It's set globally in arch/i386/Makefile: > cflags-$(CONFIG_REGPARM) += -mregparm=3
IIRC, there used to be functions explicitly declared as __regparam or something, and that's what I was grepping for. Does this turn every function with three or fewer parameters into a regparam function?
> That's not pulled by UML, but if there are no outstanding problems with > regparm, we could both enable it uncomditionally on i386 and enable it > on UML/i386.
That shouldn't be a problem.
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