On Fri, Aug 27, 2021 at 12:29:42PM -0500, Segher Boessenkool wrote:
> On Wed, Aug 25, 2021 at 06:09:44PM -0400, Michael Meissner wrote:
> > I built a compiler on a little endian power8 system where the default long
> > double was IEEE 128-bit instead of IBM 128-bit. I discovered that on
> > power8, we would generate a lxvd2x and xxpermdi to deal with the endianess
> > instead of the Altivec lxv.
>
> You mean lvx. Okay.
>
> > +/* { dg-final { scan-assembler {\mlxvd2x 34\M|\mlvx 2\M|\mp?lxvx? 34\M} }
> > } */
> > +/* { dg-final { scan-assembler {\mstxvd2x 34\M|\mstvx 2\M|\mstxvx 34\M} }
> > } */
>
> "stxvx?" as well? For robustness. Can add "p?" as well, or would it
> be bad if that ever is used, is this test testing it is not done?
I updated the comments and regex. In this particular test, the d-form stores
would never be generated, but it can be useful to include them.
--
Michael Meissner, IBM
IBM, M/S 2506R, 550 King Street, Littleton, MA 01460-6245, USA
email: meiss...@linux.ibm.com, phone: +1 (978) 899-4797
