Jay Foad 9ce4f37206 [AMDGPU][GlobalISel] Fix legalization of G_UMULH ...

Scalarize before narrowing because the narrowing implementation does not
work on vectors. This matches what we do for regular G_MUL.

Differential Revision: https://reviews.llvm.org/D111129

2021-10-05 10:56:02 +01:00

179 KiB

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