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Fw: Failing matrix tests


> Is anyone else seeing failures on the gcc.dg/matrix tests?  I am getting
> the following failures on IA64 HP-UX:
>

Hope Razya can help spot the cause, after she returns from vacation later
this week.
Ayal.


> FAIL: gcc.dg/matrix/matrix-1.c scan-ipa-dump-times Flattened 3 dimensions
1
> FAIL: gcc.dg/matrix/matrix-2.c scan-ipa-dump-times Flattened 2 dimensions
1
> FAIL: gcc.dg/matrix/matrix-3.c scan-ipa-dump-times Flattened 2 dimensions
1
> FAIL: gcc.dg/matrix/matrix-6.c scan-ipa-dump-times Flattened 2 dimensions
1
> FAIL: gcc.dg/matrix/transpose-1.c scan-ipa-dump-times Flattened 3
dimensions 1
> FAIL: gcc.dg/matrix/transpose-1.c scan-ipa-dump-times Transposed 3
> FAIL: gcc.dg/matrix/transpose-2.c scan-ipa-dump-times Flattened 3
dimensions 1
> FAIL: gcc.dg/matrix/transpose-3.c scan-ipa-dump-times Flattened 2
dimensions 1
> FAIL: gcc.dg/matrix/transpose-3.c scan-ipa-dump-times Transposed 2
>
> On my HPPA platforms I also get:
>
> FAIL: gcc.dg/matrix/transpose-4.c scan-ipa-dump-times Flattened 3
dimensions 1
> FAIL: gcc.dg/matrix/transpose-4.c scan-ipa-dump-times Transposed 2
> FAIL: gcc.dg/matrix/transpose-5.c scan-ipa-dump-times Flattened 3
dimensions 1
> FAIL: gcc.dg/matrix/transpose-6.c scan-ipa-dump-times Flattened 3
dimensions 1
>
> The main difference between IA64 HP-UX and IA64 Linux (where I do not
> see these failures) is big-endian vs. little-endian so I was wondering
> if any other big-endian platforms in particular are seeing these
> failures?  When I look at the matrix-1.c.038i.matrix-reorg file output
> on HP-UX and Linux, the Linux one starts with some comments about
> putting symbols into SSA form and doing an incremental SSA update.  That
> is missing from the HP-UX version, HP-UX starts with:
>
>    Matrix "vel"; Escaping Level: 1, Num Dims: 3, Malloc Dims: 1,
>    mem_init ()
>    {
>
> Linux (after the SSA comments) has:
>
>    Matrix "vel"; Escaping Level: 3, Num Dims: 3, Malloc Dims: 3,
>    Flattened 3 dimensions
>    mem_init ()
>    {
>
> Andrew, I cc'ed you because of this email
> <http://gcc.gnu.org/ml/gcc/2007-06/msg00232.html>, it mentions some
> matrix failures on MIPS when testing on the PTR-PLUS branch.  I don't
> actually know if my failures are related to PTR-PLUS or not.
>
> Steve Ellcey
> sje@cup.hp.com


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