[PATCH] D83715: AMDGPU/GlobalISel: Use clamp modifier for uaddsat/usubsat

[Jay Foad via Phabricator via llvm-commits]

foad added a comment.

> There's an annoying asymmetry where we have signed saturating for
>  packed operations, but not for scalar 16-bit.

My Vega Instruction Set Architecture Reference Guide says:
"V_ADD_I16
D.i16 = S0.i16 + S1.i16.
Supports saturation (signed 16-bit integer domain)."


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