2021 01 31 sync

Agenda

• Opens
• All patches discussed at the previous sync were merged (including https://reviews.llvm.org/D114483, which adds support for sycl_special_class attribute).
• SYCL device compiler patch list:
  • https://reviews.llvm.org/D71016 - [SYCL] Implement OpenCL kernel function generation
  • https://reviews.llvm.org/D77220 - [SYCL] Enable Open CL types required for implementing the SYCL headers.
  • https://reviews.llvm.org/D108034 - [SPIR-V] Add SPIR-V builtin functions and types
• Other patches in review
  • https://reviews.llvm.org/D99190 - [SYCL] Add design document for SYCL mode
  • https://reviews.llvm.org/D63710 - [SYCL] Re-use OpenCL sampler in SYCL device mode