[ET Trac] [Einstein Toolkit] #516: Enable Vectorisation in McLachlan
Einstein Toolkit
trac-noreply at einsteintoolkit.org
Thu Aug 25 06:14:59 CDT 2011
#516: Enable Vectorisation in McLachlan
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Reporter: barry.wardell | Owner:
Type: enhancement | Status: new
Priority: major | Milestone:
Component: EinsteinToolkit thorn | Version:
Resolution: | Keywords:
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Comment (by barry.wardell):
Replying to [comment:4 barry.wardell]:
> I have verified that the tests pass on SSE 4.1, SSE 4a and SSE 2
machines with vectorisation enabled immediately after commit
4c04a8bc35cf7706e144fe771ba5d6c907f5a455 which was just before the recent
schedule changes.
Correction: I have verified this only for SSE4.1 and SSE2. Although I
tested on Kraken which has CPUs supporting SSE4a, it turns out that the
Vectors thorn only used SSE2. I guess the SimFactory optionlist for Kraken
must not enable SSE4a? Is there a machine which does compile using SSE4a?
Can Kraken be modified to do so?
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Ticket URL: <https://trac.einsteintoolkit.org/ticket/516#comment:8>
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