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Fw: [lno][patch] vectorizer updates
- From: Dorit Naishlos <DORIT at il dot ibm dot com>
- To: "Hartmut Penner" <HPENNER at de dot ibm dot com>
- Cc: gcc-patches at gcc dot gnu dot org, pop at gauvain dot u-strasbg dot fr, rth at redhat dot com
- Date: Thu, 15 Jan 2004 12:48:46 +0200
- Subject: Fw: [lno][patch] vectorizer updates
> > For *compile* tests, as these are, you shouldn't be restricting to just
> > darwin; with the right options I'd expect any ppc target should pass.
>
> Yes, should pass.
>
> > For *run* tests, you'll have to add runtime checks for x86 to verify
> > that the appropriate support is present at runtime. We might be able
> > to hack dejagnu to test this for us once; not sure.
>
> Look at altivec-varargs-1.c. Check is done by catching the SIGILL on ppc
> targets without vector unit.
thanks!
I'll try the two tests on a non altivec ppc to make sure it passes there,
and then check in the tests.
dorit
"Hartmut Penner"
<HPENNER@de.ibm.co To: rth@redhat.com, Dorit Naishlos/Haifa/IBM@IBMIL
m> cc: pop@gauvain.u-strasbg.fr, gcc-patches@gcc.gnu.org
Sent by: Subject: Re: [lno][patch] vectorizer updates
gcc-patches-owner@
gcc.gnu.org
15/01/2004 10:21
Richard Henderson wrote:
> > /* { dg-do compile { target powerpc*-*-darwin* } } */
> > /* { dg-options "-O2 -ftree-vectorize -fdump-tree-vect-stats -maltivec"
}
> > */
> >
> > The sse equivalent would be...?
> /* { dg-do compile { target powerpc*-*-* i?86-*-* } } */
> /* { dg-options "-O2 -ftree-vectorize -fdump-tree-vect-stats -maltivec" {
target powerpc*-*-* } } */
>/* { dg-options "-O2 -ftree-vectorize -fdump-tree-vect-stats -msse" {
target i?86-*-* } } */
> For *compile* tests, as these are, you shouldn't be restricting to just
> darwin; with the right options I'd expect any ppc target should pass.
Yes, should pass.
> For *run* tests, you'll have to add runtime checks for x86 to verify
> that the appropriate support is present at runtime. We might be able
> to hack dejagnu to test this for us once; not sure.
Look at altivec-varargs-1.c. Check is done by catching the SIGILL on ppc
targets without vector unit.
regards, Hartmut