[llvm] [AMDGPU][Disassembler][NFCI] Always defer immediate operands. (PR #138885)

[Shilei Tian via llvm-commits]

================
@@ -269,15 +269,6 @@ enum OperandType : unsigned {
   OPERAND_KIMM_LAST = OPERAND_KIMM16
 
 };
-
-// Should be in sync with the OperandSemantics defined in SIRegisterInfo.td
-enum OperandSemantics : unsigned {
----------------
shiltian wrote:

IIRC this was introduced to allow us to tell apart BF16 and F16 in the decoder. We no longer need it?

https://github.com/llvm/llvm-project/pull/138885