[llvm] [AMDGPU][True16][MC] 16bit vsrc and vdst support in MC (PR #104510)

[Joe Nash via llvm-commits]

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@@ -294,16 +294,22 @@ defm V_CVT_F32_U32 : VOP1Inst <"v_cvt_f32_u32", VOP1_F32_I32, uint_to_fp>;
 defm V_CVT_U32_F32 : VOP1Inst <"v_cvt_u32_f32", VOP_I32_F32_SPECIAL_OMOD, fp_to_uint>;
 defm V_CVT_I32_F32 : VOP1Inst <"v_cvt_i32_f32", VOP_I32_F32_SPECIAL_OMOD, fp_to_sint>;
 let FPDPRounding = 1, isReMaterializable = 0 in {
+  // V_CVT_F16_F32 and V_CVT_F32_F16 are special cases because they are
+  // present in targets without Has16BitInsts. Otherwise they can use
----------------
Sisyph wrote:

```suggestion
  // present in targets without Has16BitInsts. Otherwise they could use
```

https://github.com/llvm/llvm-project/pull/104510