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Connect LCAO to cublas gemm#5021

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prckent merged 2 commits into
QMCPACK:developfrom
ye-luo:lcao-cublas
Jun 2, 2024
Merged

Connect LCAO to cublas gemm#5021
prckent merged 2 commits into
QMCPACK:developfrom
ye-luo:lcao-cublas

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@ye-luo

@ye-luo ye-luo commented Jun 1, 2024

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Review after #5020

Proposed changes

This helps calcaulations heavy on "LCAOrbitalSet::MO" timer.
In a test case I got from @anbenali.
Compared to our vanilla ompBLAS, timing reported by "LCAOrbitalSet::MO" drops from 60.9992 to 0.4079 seconds.
Note that: our ompBLAS gemm was not properly parallelized. I will address this issue when I PR the batched version.

What type(s) of changes does this code introduce?

  • Other (please describe): Performance optimization.

Does this introduce a breaking change?

  • No

What systems has this change been tested on?

JLSE

Checklist

  • Yes. This PR is up to date with current the current state of 'develop'

@ye-luo

ye-luo commented Jun 1, 2024

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Test this please

@prckent

prckent commented Jun 2, 2024

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Test this please

@prckent
prckent enabled auto-merge June 2, 2024 14:27
@prckent
prckent merged commit d22a723 into QMCPACK:develop Jun 2, 2024
@ye-luo
ye-luo deleted the lcao-cublas branch June 29, 2024 17:22
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2 participants