Dpctl

Fixed
- Fix tests for nested context factories expecting for integration environment by PokhodenkoSA in https://github.com/IntelPython/dpctl/pull/705

Fixed
- Set the last byte in allocated char array to zero [cherry picked from 650] [699](https://github.com/IntelPython/dpctl/pull/699)

Added
- Extending `dpctl.device_context` with nested contexts [678](https://github.com/IntelPython/dpctl/pull/678)

Fixed
- Fixed issue 649 about incorrect behavior of `.T` method on sliced arrays [653](https://github.com/IntelPython/dpctl/pull/653)

Changed
- Replaced uses of clang compiler with icx executable [665](https://github.com/IntelPython/dpctl/pull/665)

Added
- Use Python 3.9 in public CI [599](https://github.com/IntelPython/dpctl/pull/599)
- Add a new C API utility function (`DPCTLDeviceMgr_GetDeviceInfoStr`) to return the device info as a C string object [620](https://github.com/IntelPython/dpctl/pull/620)
- New Github workflow to build dpclt with nightly Intel llvm/sycl + drivers [621](https://github.com/IntelPython/dpctl/pull/621)
- Always raise SubDeviceCreationError even when sub-device counts are zero [622](https://github.com/IntelPython/dpctl/pull/622)
- Updated OpenCL interoprability code to fix build with Intel llvm/sycl bundle [625](https://github.com/IntelPython/dpctl/pull/625)
- Enabled use of default platform context extension in SYCL compilers that implement this extension [627](https://github.com/IntelPython/dpctl/pull/627)
- Implemented `dpctl.utils.get_execution_queue(queue_seq)` utility to help implementing "compute-follows data" convention for offload target [632](https://github.com/IntelPython/dpctl/pull/632)
[631](https://github.com/IntelPython/dpctl/pull/631)

Changed
- Replaced `host_device` device type with `host` in tests [616](https://github.com/IntelPython/dpctl/pull/616)
- Rework the logic in `dpctl.memory`'s `copy_from_device` method to work correctly with `host` device [618](https://github.com/IntelPython/dpctl/pull/618)
- Use `dpctl.device_type.host` instead of `dpctl.device_type.host_device` [626](https://github.com/IntelPython/dpctl/pull/626)
- Reinstate deprecated `sycl::program` and that was conditionally removed from open source DPC++ toolchain [633](https://github.com/IntelPython/dpctl/pull/633)
- Use `LoadLibraryExA` instead of `LoadLibraryA` to mitigate a possible DLL injection issue when we load the Level zero DLL on windows [636](https://github.com/IntelPython/dpctl/pull/636)
- Github coverage workflow is changed to use oneAPI 2021.3 instead of latest to work around broken profiling instrumentation in DPC++ 2021.4 [614](https://github.com/IntelPython/dpctl/pull/614)
- Update build dependencies for NumPy [641](https://github.com/IntelPython/dpctl/pull/641)
- Use "readelf" on SYCL's `pi_level_zero` library to find out and use the exact name of `ze_loader.so` in SyclInterface library [617](https://github.com/IntelPython/dpctl/pull/617)

Removed
- Removed use of DPC++ features deprecated in 2021.4 and open source Intel llvm/sycl compiler [603](https://github.com/IntelPython/dpctl/pull/603)

Fixed
- Suppress errant CMake log [610](https://github.com/IntelPython/dpctl/pull/610)
- Fixes to compile dpctl using Intel llvm/sycl compiler [603](https://github.com/IntelPython/dpctl/pull/603)
- Fix for the hang is to avoid passing `nullptr` argument to `sycl::queue::prefetch` [612](https://github.com/IntelPython/dpctl/pull/612)
- Fixed the logic to return device count [623](https://github.com/IntelPython/dpctl/pull/623)
- Enabled building of C extensions with dpctl by including header defining `bool` type for C compilers [604](https://github.com/IntelPython/dpctl/pull/604)

Added
- Added methods __bool__, __float__, __int__, __index__,
and __complex__ to usm_ndarray [578](https://github.com/IntelPython/dpctl/pull/578)
- Added data-API required special methods to usm_ndarray class,
as well as to_numpy/from_numpy, astype, reshape functions [586](https://github.com/IntelPython/dpctl/pull/586)
- Added methods to query dpctl.SyclDevice for size of global/local memory [589](https://github.com/IntelPython/dpctl/pull/589)
- Added tests for constructors with invalid capsules [577](https://github.com/IntelPython/dpctl/pull/577)
- Improved test coverage of `dpctl.SyclQueue` implementation [574](https://github.com/IntelPython/dpctl/pull/574)
- Added a test to exercise API exported function (get_event_ref). [570](https://github.com/IntelPython/dpctl/pull/570)
- Expanded tests in test_sycl_context to improve coverage [571](https://github.com/IntelPython/dpctl/pull/571)
- Tweaks to test_sycl_event to improve coverage [567](https://github.com/IntelPython/dpctl/pull/567)
- Improved coverage of dpctl.__init__ file and other service functions [563](https://github.com/IntelPython/dpctl/pull/563)
- Added test for repr and test for default argument to constructor [565](https://github.com/IntelPython/dpctl/pull/565)
- Added some tests to involve capsule [564](https://github.com/IntelPython/dpctl/pull/564)
- Added workflow for Public CI on Windows [534](https://github.com/IntelPython/dpctl/pull/534)
- DPCTLQueue_Memcpy, _Prefetch, _Memadvise become asynchronous [557](https://github.com/IntelPython/dpctl/pull/557)
- Added device aspect selector, `dpctl.select_device_with_aspects` [558](https://github.com/IntelPython/dpctl/pull/558)
- Added test based on example from 583

Changed
- Parametrized tests for executing OpenCL kernels compiled from source in types of arguments [581](https://github.com/IntelPython/dpctl/pull/581)
- Temporary disabled self-hosted CI jobs runner [559](https://github.com/IntelPython/dpctl/pull/559)
- Changed static method `SyclQueue._create_from_context_and_device` [579](https://github.com/IntelPython/dpctl/pull/579)
- Transitioned all Python API to use pytest over unittest, improved coverage in dpctl/memory [575](https://github.com/IntelPython/dpctl/pull/575)
- Changed `dpctl.SyclEvent.profiling_info_submit` from method to a property [573](https://github.com/IntelPython/dpctl/pull/573)
- Simplified arg parsing in SyclDevice constructor [572](https://github.com/IntelPython/dpctl/pull/572)
- Used<img> tag with alignment attribute set in README [562](https://github.com/IntelPython/dpctl/pull/562)
- Moved sycl timer into dpctl.SyclTimer [555](https://github.com/IntelPython/dpctl/pull/555)
- Used clang-format off, clang-format on to avoid include reordering in pybind11 example [588](https://github.com/IntelPython/dpctl/pull/588)

Fixed
- Implemented a workaround for running conda-build using Klocwork [566](https://github.com/IntelPython/dpctl/pull/566)
- Separated pipelines for Linux and Windows [582](https://github.com/IntelPython/dpctl/pull/582)
- Fixed inconsistency in `__sycl_usm_array_interface__` of `usm_ndarray` instance [584](https://github.com/IntelPython/dpctl/pull/584)
- Fixed memory leak: Capsule deleters now free resources for renamed capsules too [568](https://github.com/IntelPython/dpctl/pull/568)
- Fixed __version__ test to allow for semantic versioning [569](https://github.com/IntelPython/dpctl/pull/569)
- Improved coverage of _types.pxi [556](https://github.com/IntelPython/dpctl/pull/556)
- Fixed `UnboundLocalError` when default queue could not be created [554](https://github.com/IntelPython/dpctl/pull/554)