[llvm] [AMDGPU][True16][CodeGen] FLAT_load using D16 pseudo instruction (PR #114500)

[Joe Nash via llvm-commits]

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@@ -113,9 +113,50 @@ bool AMDGPUMCInstLower::lowerOperand(const MachineOperand &MO,
   llvm_unreachable("unknown operand type");
 }
 
-void AMDGPUMCInstLower::lower(const MachineInstr *MI, MCInst &OutMI) const {
+// Lower true16 D16 Opcode to d16_lo/d16_hi MCInst base on Dst/Data's .l/.h
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Sisyph wrote:

```suggestion
// Lower true16 D16 pseudo instruction to d16_lo/d16_hi MCInst based on Dst/Data's .l/.h
```

https://github.com/llvm/llvm-project/pull/114500