Carl Ritson 976f3b3c9e [AMDGPU] Only allow implicit WQM in pixel shaders ...

Implicit derivatives are only valid in pixel shaders,
hence only implicitly enable WQM for pixel shaders.
This avoids unintended WQM in other shader types (e.g. compute)
when image sampling instructions are used.

Reviewed By: rampitec

Differential Revision: https://reviews.llvm.org/D114414

2021-11-24 20:04:42 +09:00

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