Announcing Legion Release 23.12.0

[Elliott Slaughter]

Hi all,

I'm happy to announce the release of Legion version 23.12.0. Please see the release notes below.

• Regent
  • Support for HIP multi-GPU per runtime
• Realm
  • Improve scalability of startup by replacing point-to-point communication with allgatherv for machine model announcements
  • Support shared memory communication for system memory
  • Provide sanity check for GPU tasks to detect any leak of CUDA streams
  • Support for GPU transposes in CUDA-DMA
  • Bug fixes for CUDA-DMA

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Elliott Slaughter

"Don't worry about what anybody else is going to do. The best way to predict the future is to invent it." - Alan Kay