[clang] [llvm] [PowerPC] Add support for -mcpu=pwr11 / -mtune=pwr11 (PR #99511)

[David Tenty via llvm-commits]

================
@@ -156,6 +164,14 @@ enum PPCMachineCombinerPattern : unsigned {
         NoInstr, NoInstr, PPC::SPILL_QUADWORD                                  \
   }
 
+#define Pwr11StoreOpcodes                                                      \
----------------
daltenty wrote:

Ditto: remove copy

https://github.com/llvm/llvm-project/pull/99511