[llvm] Add support for DFP IR type. (PR #69718)

[Zahira Ammarguellat via llvm-commits]

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@@ -56,10 +56,13 @@ class Type {
     HalfTyID = 0,  ///< 16-bit floating point type
     BFloatTyID,    ///< 16-bit floating point type (7-bit significand)
     FloatTyID,     ///< 32-bit floating point type
+    Decimal32TyID, ///< 32-bit decimal floating point type
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zahiraam wrote:

I have changed as you requested it but I need to experiment with this. 

https://github.com/llvm/llvm-project/pull/69718