[clang] [llvm] [PowerPC] Support for Packed BCD conversion builtins (PR #142723)

[via llvm-commits]

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@@ -1617,10 +1617,14 @@ class VX_VT5_EO5_VB5_XO9_o<bits<5> eo, bits<9> xo, string opc,
 }
 
 // Decimal Convert From/to National/Zoned/Signed-QWord
-def BCDCFN_rec  : VX_VT5_EO5_VB5_PS1_XO9_o<7, 385, "bcdcfn." , []>;
-def BCDCFZ_rec  : VX_VT5_EO5_VB5_PS1_XO9_o<6, 385, "bcdcfz." , []>;
-def BCDCTN_rec  : VX_VT5_EO5_VB5_XO9_o    <5, 385, "bcdctn." , []>;
-def BCDCTZ_rec  : VX_VT5_EO5_VB5_PS1_XO9_o<4, 385, "bcdctz." , []>;
+def BCDCFN_rec  : VX_VT5_EO5_VB5_PS1_XO9_o<7, 385, "bcdcfn." ,
+                  [(set v16i8:$VD, (int_ppc_national2packed v16i8:$VB, i32:$PS))]>;
+def BCDCFZ_rec  : VX_VT5_EO5_VB5_PS1_XO9_o<6, 385, "bcdcfz." , 
+                  [(set v16i8:$VD, (int_ppc_zoned2packed v16i8:$VB, i32:$PS))]>;
+def BCDCTN_rec  : VX_VT5_EO5_VB5_XO9_o    <5, 385, "bcdctn." , 
+                  [(set v16i8:$VD, (int_ppc_packed2national v16i8:$VB))]>;
+def BCDCTZ_rec  : VX_VT5_EO5_VB5_PS1_XO9_o<4, 385, "bcdctz." , 
+                  [(set v16i8:$VD, (int_ppc_packed2zoned v16i8:$VB, i32:$PS))]>;
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Himadhith wrote:

Yes we can use the immediate instruction, although it would have to be `timm`. 

https://github.com/llvm/llvm-project/pull/142723