[llvm] [AMDGPU] Disable inline constants for pseudo scalar transcendentals (PR #104395)

[Carl Ritson via llvm-commits]

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@@ -5776,6 +5776,18 @@ bool SIInstrInfo::isOperandLegal(const MachineInstr &MI, unsigned OpIdx,
           return false;
       }
     }
+  } else if (ST.hasNoF16PseudoScalarTransInlineConstants() && isVOP3(MI) &&
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perlfu wrote:

`ST.hasNoF16PseudoScalarTransInlineConstants()` is still required as this can be architecture specific.
Moved the rest to a helper.

https://github.com/llvm/llvm-project/pull/104395