[llvm] AMDGPU/GlobalISel: RegBankLegalize AGPR support and gfx908 MFMA rules (PR #192603)
Petar Avramovic via llvm-commits
llvm-commits at lists.llvm.org
Fri Apr 17 00:59:56 PDT 2026
petar-avramovic wrote:
rule looks fine, but I am more interested what to do with agpr copies.
@arsenm Here we apply vgpr for divergent values, do we want to implement some "spread agpr to uses" in some way to get similar behavior as generic regbankselect
https://github.com/llvm/llvm-project/pull/192603
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