| Taskflow: A General-purpose Task-parallel Programming System

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Release 2.5.0 (2020/06/01)

Taskflow 2.5.0 is the 7th release in the 2.x line! This release includes several new changes such as CPU-GPU tasking, web-based profiler, documentation, and unit tests.

# Download

Taskflow 2.5.0 can be downloaded from here.

To download the newest version of Taskflow, please clone from Taskflow's GitHub.

# New Features

- enhanced the performance of the work-stealing algorithm
- enhanced the interface of concurrent CPU-GPU tasking (added tf::cudaFlow::zero, tf::cudaFlow::memset, tf::cudaFlow::memcpy, tf::cudaFlow::fill)
- enhanced unittests for tf::cudaFlow
- added per-thread stream to avoid synchronizing with the default stream in running a cudaFlow
- added tf::cudaFlow::repeat and tf::cudaFlow::predicate for iterative execution of a cudaFlow
- added Learning from Examples pages
- made observer a std::shared_ptr object
- enabled multiple observers to coexit in an executor
- created the TFProf project (image below) to provide visualization and tooling needed for Taskflow programs

# Bug Fixes

- fixed the bug in assigning the block pointer before constructor of an object in object pool
- fixed the namespace conflicting in using MPark.Variant from upstream code

# Miscellaneous Items

- fixed the warning between unsigned and size_t conversion in tf::Executor
- submitted the technical paper to arXiv