aco-pack-constant shift: a patch that never fired
A focused case worked. Real shaders never produced the pattern.
Notes
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aco_dump: compiling shaders without a GPU
Running SPIR-V through RADV and ACO using drm-shim, without physical AMD hardware.
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Getting started with Mesa
Builds, local drivers, source paths, debug switches, and a tight development loop.
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How graphics drivers work
A short map from a Vulkan application to GPU machine code.