[clang] [llvm] [AMDGPU] Asynchronous loads from global/buffer to LDS on pre-GFX12 (PR #180466)

[Pierre van Houtryve via cfe-commits]

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Pierre-vh wrote:

Link this page in AMDGPUUsage as well.
Add one entry for each new intrinsic in the table, and in the description, link to this page.

https://github.com/llvm/llvm-project/pull/180466