Update GPU section of the documentation #4816

atmyers · 2025-11-24T16:22:47Z

The proposed changes:

fix a bug or incorrect behavior in AMReX
add new capabilities to AMReX
changes answers in the test suite to more than roundoff level
are likely to significantly affect the results of downstream AMReX users
include documentation in the code and/or rst files, if appropriate

Docs/sphinx_documentation/source/GPU.rst

Co-authored-by: Alexander Sinn <[email protected]>

Docs/sphinx_documentation/source/GPU.rst

WeiqunZhang · 2025-12-06T17:12:42Z

Docs/sphinx_documentation/source/GPU.rst

-As with ``MultiFab``, particle data stored in AMReX ``ParticleContainer`` classes are
-stored in GPU memory when AMReX is compiled with ``USE_CUDA=TRUE``. This means that the :cpp:`dataPtr` associated with particles
+As with ``MultiFab``, particle data stored in AMReX ``ParticleContainer`` classes can be
+stored in GPU-accessible memory when AMReX is compiled with ``USE_CUDA=TRUE``, ``USE_HIP=TRUE``,


USE_CUDA etc. are for GNU Make only. Maybe we should avoid them here.

atmyers added 6 commits November 24, 2025 08:22

Update GPU section of the documentation

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AlexanderSinn reviewed Nov 24, 2025

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atmyers and others added 3 commits November 24, 2025 09:01

Update Docs/sphinx_documentation/source/GPU.rst

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Co-authored-by: Alexander Sinn <[email protected]>

fix spelling

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fix spelling

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