[clang] [llvm] [PowerPC] Add builtin_cpu_is P11 support (PR #99550)

[David Tenty via llvm-commits]

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@@ -84,6 +85,7 @@
 #define AIX_PPC8_VALUE 0x00010000
 #define AIX_PPC9_VALUE 0x00020000
 #define AIX_PPC10_VALUE 0x00040000
+#define AIX_PPC11_VALUE 0x00080000
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daltenty wrote:

We've discussed with the AIX OS team, and this is the value in their development builds

https://github.com/llvm/llvm-project/pull/99550