Re: CVS commit: src/sys/arch/sparc64/include

[Takeshi Nakayama <nakayama%NetBSD.org@localhost>]

>>> Joerg Sonnenberger <joerg%bec.de@localhost> wrote

> On Fri, Apr 05, 2019 at 12:16:13PM +0000, Takeshi Nakayama wrote:
> > Module Name:	src
> > Committed By:	nakayama
> > Date:		Fri Apr  5 12:16:13 UTC 2019
> > 
> > Modified Files:
> > 	src/sys/arch/sparc64/include: ctlreg.h
> > 
> > Log Message:
> > Add dummy constraints to avoid excessive optimization in clang.
> > GENERIC kernel compiled with clang now boot at least on my Fire V100.
> 
> The constraint still seems to be wrong to me. The store variant should
> list the content as output constraint, not as input? Thanks for looking
> at this.

When I put it in the output constraint, the code size increased in
the case of gcc, so I put it in the input constraint for now.

However, I think so too that it should be put in the output
constraint, so I will change it.

-- Takeshi Nakayama