[llvm] [PowerPC] Implement VSX Vector Integer Arithmetic Instructions (PR #158363)

[Lei Huang via llvm-commits]

================
@@ -183,6 +183,25 @@ class XX3Form_XTAB6_P1<bits<5> xo, dag OOL, dag IOL, string asmstr,
   let Inst{31} = XT{5};
 }
 
+class XX3Form_XTAB6<bits<6> opcode, bits<8> xo, dag OOL, dag IOL, string asmstr,
----------------
lei137 wrote:

Yes, it's documented in `llvm/lib/Target/PowerPC/PPCInstrP10.td`

https://github.com/llvm/llvm-project/pull/158363