2021 08 16 sync

Agenda

• Opens
  • https://lists.llvm.org/pipermail/cfe-dev/2021-August/068603.html [RFC][HIPSPV] Emitting HIP device code as SPIR-V
  • "Frankenstein" SPIR-V types - https://github.com/intel/llvm/pull/1945#issuecomment-895951491
    • https://reviews.llvm.org/D108034 - [SPIR-V] Add SPIR-V builtin functions and types
• Status update on following patches:
  • [Draft] https://github.com/intel/llvm/pull/3892 - [SYCL] Adding support for 'sycl_special_class' attribute.
    • To address the comment from https://reviews.llvm.org/D71016.
    • Seems to be close to finalization.
  • [Draft] https://github.com/intel/llvm/pull/3929 - Remove sycldevice target triple environment component
    • Addresses https://github.com/intel/llvm/issues/3534.
  • WIP: rebase SYCL device compiler patch set to ToT - https://github.com/intel/llvm/pull/3071.
    • https://github.com/intel/llvm/commit/b3c6fd9d2575ab34552607cc9532805d5c1898d1 conflicts with patches from Sven (e.g. 6cb7631df348).