llvm-project

481bce01 - Adding splitdouble HLSL function (#109331)

Adding splitdouble HLSL function (#109331) - Adding hlsl `splitdouble` intrinsics - Adding DXIL lowering - Adding SPIRV lowering - Adding test Fixes: #108901 --------- Co-authored-by: Joao Saffran <jderezende@microsoft.com>