microsoft / microsoft/DirectXShaderCompiler

LinAlg Validation Bugs

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#8,811 0 comments 0 reactions 1 assignee View on GitHub

@V-FEXrt is already working on this.

Since Aug 19, 2026.

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Description

The following bugs exist in the validation rules and need to be fixed.

  • Matrix lengh is allowed in all shaders but it should be restricted to compute like shaders ala GetElement
  • MatrixLoadFromDescriptor demands Layout be a immarg, but that is only the case for Thread, Wave and ThreadGroup are allowed to have non-immarg layouts

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