[all-commits] [llvm/llvm-project] 369e26: [AMDGPU] Add __builtin_amdgcn_workgroup_size_x/y/z

[Yaxun (Sam) Liu via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 369e26ca9e0d9ceb87c70d26e9f13e793ee1ab40
      https://github.com/llvm/llvm-project/commit/369e26ca9e0d9ceb87c70d26e9f13e793ee1ab40
  Author: Yaxun (Sam) Liu <yaxun.liu at amd.com>
  Date:   2020-03-28 (Sat, 28 Mar 2020)

  Changed paths:
    M clang/include/clang/Basic/BuiltinsAMDGPU.def
    M clang/include/clang/Basic/TargetInfo.h
    M clang/lib/Basic/TargetInfo.cpp
    M clang/lib/CodeGen/CGBuiltin.cpp
    A clang/test/CodeGenCUDA/amdgpu-workgroup-size.cu
    M clang/test/CodeGenOpenCL/builtins-amdgcn.cl

  Log Message:
  -----------
  [AMDGPU] Add __builtin_amdgcn_workgroup_size_x/y/z

The main purpose of introducing these builtins is to add a range
metadata [1, 1025) on the work group size loaded from dispatch
ptr, which cannot be done by source code.

Differential Revision: https://reviews.llvm.org/D76772