[llvm] [AMDGPU] Legalize SGPR hi16 copies into S_PACK_HH_B32_B16 (PR #218371)

Jay Foad via llvm-commits llvm-commits at lists.llvm.org
Mon Aug 24 05:32:23 PDT 2026

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jayfoad wrote:

Fixing this in SIFixSGPRCopies feels wrong. A copy from SGPR hi16 should probably never have been created in the first place. How did it get created?

https://github.com/llvm/llvm-project/pull/218371

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