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===============================================================================
Changes in 1.1
===============================================================================
- Added a tool interface to support a profiler (see ABTX_prof)
- Supported the stack unwinding feature
- Implemented static initializers for ABT_mutex and ABT_cond
- Improved work-unit-local storage support
- Added several utility functions
- Improved support for affinity settings via an environmental variable
- Enhanced memory management of ULT stacks and descriptors
- Used futex when external threads call Argobots synchronization operations
- Revised the API specification
- Added support for XLC, PGI, Solaris, and ARM HPC compilers
- Supported Autoconf 2.70
- Fixed several bugs
===============================================================================
Changes in 1.0.1
===============================================================================
- Fixed the ABI string for the Argobots 1.0.x series.
===============================================================================
Changes in 1.0
===============================================================================
- Added support for restarting xstream
- Updated the example code
- Fixed the IBM POWER support
- Fixed a bug in affinity management
- Fixed a bug in future operation
- Fixed a bug in hugepage allocation
- Removed retain/release APIs of ULTs and tasklets
- Removed the event interface
- Updated the code formatting standard to use clang-format
===============================================================================
Changes in 1.0rc2
===============================================================================
- Added support for stack dump
- Added support for ucontext to cover more architectures
- Fixed code that assumes 64-bit OS to support 32bit environments
- Enhanced performance with --enable-valgrind when Valgrind is not used
- Fixed a bug in TLS handling
- Fixed a bug in memory pool
===============================================================================
Changes in 1.0rc1
===============================================================================
- Added support for dynamically promoted threads, which offer
better trade-offs than the existing ULT and tasklet methods
- Reduced the overhead of context switching
- Fixed the Valgrind support
- Extended the API with new blocking pool operations
- Leverage the more efficient GCC `__atomic` builtins when available
- Fixed a bug in the condition variable implementation
- Fixed bugs in memory pool
- Fixed bugs in pool operation
===============================================================================
Changes in 1.0b1
===============================================================================
- Added new API routines for bulk ULT creation and destruction
- Reduced the overhead of error checking
- Fixed bugs in some thread synchronization routines
- Fixed POWER8 support
- CPU affinity improvements on Intel KNL
- Improved the dynamic management of large numbers of execution streams
- Removed the local-exec TLS option
- Updated the documentation
- Added performance benchmarks
===============================================================================
Changes in 1.0a1
===============================================================================
The first release of Argobots.