[llvm] [AMDGPU][MC] Allow opsel for v_max_i16 etc in GFX10 (PR #143982)

[Matt Arsenault via llvm-commits]

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@@ -735,7 +735,9 @@ SIPeepholeSDWA::matchSDWAOperand(MachineInstr &MI) {
   case AMDGPU::V_ASHRREV_I16_e32:
   case AMDGPU::V_LSHLREV_B16_e32:
   case AMDGPU::V_LSHRREV_B16_e64:
+  case AMDGPU::V_LSHRREV_B16_vop3_e64:
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arsenm wrote:

e64 is supposed to mean VOP3 (in a better world, we would have named the _e64 suffix _vop3), so I'm not sure what this combination is supposed to mean 

https://github.com/llvm/llvm-project/pull/143982