[all-commits] [llvm/llvm-project] 0a44b2: [DXIL] Add GroupMemoryBarrierWithGroupSync intrins...

[Adam Yang via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 0a44b24d6697ee8542583960c4a4166fc805883c
      https://github.com/llvm/llvm-project/commit/0a44b24d6697ee8542583960c4a4166fc805883c
  Author: Adam Yang <hanbyang at microsoft.com>
  Date:   2024-12-01 (Sun, 01 Dec 2024)

  Changed paths:
    M llvm/include/llvm/IR/IntrinsicsDirectX.td
    M llvm/lib/Target/DirectX/DXIL.td
    M llvm/lib/Target/DirectX/DXILOpLowering.cpp
    A llvm/test/CodeGen/DirectX/group_memory_barrier_with_group_sync.ll
    M llvm/utils/TableGen/DXILEmitter.cpp

  Log Message:
  -----------
  [DXIL] Add GroupMemoryBarrierWithGroupSync intrinsic (#114349)

fixes #112974
partially fixes #70103

An earlier version of this change was reverted so some issues could be fixed.

### Changes
- Added new tablegen based way of lowering dx intrinsics to DXIL ops.
- Added int_dx_group_memory_barrier_with_group_sync intrinsic in
IntrinsicsDirectX.td
- Added expansion for int_dx_group_memory_barrier_with_group_sync in
DXILIntrinsicExpansion.cpp`
- Added DXIL backend test case

### Related PRs
* [[clang][HLSL] Add GroupMemoryBarrierWithGroupSync intrinsic
#111883](https://github.com/llvm/llvm-project/pull/111883)
* [[SPIRV] Add GroupMemoryBarrierWithGroupSync intrinsic
#111888](https://github.com/llvm/llvm-project/pull/111888)



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