On March 19th 2020, we released version 8.49 of the Intel® Software Development Emulator. It is available here: http://www.intel.com/software/sde
It adds support for new Intel CPUs, drops the support for unused features, and adds new features and bug fixes.
The detailed release notes are here: http://software.intel.com/en-us/articles/intel-software-development-emulator-release-notes/
For more complete information about compiler optimizations, see our Optimization Notice.