A debugger like this (sort of) already exists for GPU work (but for Metal). https://developer.apple.com/documentation/metal/shader_authoring/developing_and_deb

A debugger like this (sort of) already exists for GPU work (but for Metal). https://developer.apple.com/documentation/metal/shader_authoring/developing_and_debugging_metal_shaders https://developer.apple.com/documentation/metal/shader_autho... https://developer.apple.com/videos/play/wwdc2018/608/ https://developer.apple.com/videos/play/wwdc2018/608/