[llvm] [AMDGPU] Add regbankselect rules for G_ADD/SUB and variants (PR #159860)

[Petar Avramovic via llvm-commits]

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@@ -72,7 +72,6 @@ body: |
     ; CHECK-NEXT: [[AND:%[0-9]+]]:sgpr(s32) = G_AND [[ICMP]], [[C]]
     ; CHECK-NEXT: [[C1:%[0-9]+]]:sgpr(s32) = G_CONSTANT i32 0
     ; CHECK-NEXT: [[SELECT:%[0-9]+]]:sgpr(s32) = G_SELECT [[AND]](s32), [[C]], [[C1]]
-    ; CHECK-NEXT: [[TRUNC:%[0-9]+]]:sgpr(s16) = G_TRUNC [[SELECT]](s32)
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petar-avramovic wrote:

Should add proper use for %3

https://github.com/llvm/llvm-project/pull/159860