Re: [Qemu-devel] [PATCH 3/3] linux-user: Initialize Alpha FPCR register.

[Richard Henderson]

On 12/21/2009 02:33 AM, Aurelien Jarno wrote:
> On Sat, Dec 19, 2009 at 03:17:16PM -0800, Richard Henderson wrote:
> > Signed-off-by: Richard Henderson<address@hidden>
> > ---
> >   linux-user/main.c |    2 ++
> >   1 files changed, 2 insertions(+), 0 deletions(-)
> >
> > diff --git a/linux-user/main.c b/linux-user/main.c
> > index 12502ad..b67662c 100644
> > --- a/linux-user/main.c
> > +++ b/linux-user/main.c
> > @@ -3052,6 +3052,8 @@ int main(int argc, char **argv, char **envp)
> >           env->ir[30] = regs->usp;
> >           env->pc = regs->pc;
> >           env->unique = regs->unique;
> > +        cpu_alpha_store_fpcr(env, (FPCR_INVD | FPCR_DZED | FPCR_OVFD
> > +                                   | FPCR_UNFD | FPCR_INED | FPCR_DNOD));
> >       }
>
> This cpu initialization which does not depends on the binary being run
> is usually done in target-*/translate.c, using #if defined
> (CONFIG_USER_ONLY).

I didn't want to assume that bsd-user initializes the fpcr to the same 
value.  However, they probably do.  This appears to be what you wanted.


r~

commit-fpcr.txt
Description: Text document