[clang] [llvm] [HLSL][DirectX] Remove uniformity bit from resource initialization intrinsics (PR #155332)

[Steven Perron via cfe-commits]

https://github.com/s-perron commented:

You will have to update the spir-v backend. We use that bit determine which capabilities are required. See

https://github.com/llvm/llvm-project/blob/5d4aa87ca5176a54b8395141df565255e3fde9ed/llvm/lib/Target/SPIRV/SPIRVInstructionSelector.cpp#L4279

I would suggest setting IsNonUniform to false, with a TODO reference the issue for the uniformity analysis. Then get the name from operand 6 instead of 7.

https://github.com/llvm/llvm-project/pull/155332