[PATCH] D84642: AMDGPU/GlobalISel: Fix selecting llvm.amdgcn.s.getreg

[Matt Arsenault via Phabricator via llvm-commits]

arsenm added inline comments.


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Comment at: llvm/lib/Target/AMDGPU/SOPInstructions.td:814
+  "$sdst, $simm16",
+  [(set i32:$sdst, (int_amdgcn_s_getreg (i32 timm:$simm16)))]> {
+  let SOPKZext = 1;
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rampitec wrote:
> Why cannot you use as_i16imm?
Because it's a freestanding SDNodeXForm. This would require using a combination Operand+SDNodeXForm class. These should probably be merged, but that's a bigger patch


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  https://reviews.llvm.org/D84642/new/

https://reviews.llvm.org/D84642