[mlir] [llvm] [clang] [AArch64] Replace LLVM IR function attributes for PSTATE.ZA. (PR #79166)

[Benjamin Maxwell via cfe-commits]

================
@@ -1098,11 +1098,15 @@ LogicalResult 
ModuleTranslation::convertOneFunction(LLVMFuncOp func) {
     llvmFunc->addFnAttr("aarch64_pstate_sm_compatible");
 
   if (func.getArmNewZa())
-    llvmFunc->addFnAttr("aarch64_pstate_za_new");
-  else if (func.getArmSharedZa())
-    llvmFunc->addFnAttr("aarch64_pstate_za_shared");
+    llvmFunc->addFnAttr("aarch64_new_za");
+  else if (func.getArmInZa())
+    llvmFunc->addFnAttr("aarch64_in_za");
+  else if (func.getArmOutZa())
+    llvmFunc->addFnAttr("aarch64_out_za");
+  else if (func.getArmInoutZa())
+    llvmFunc->addFnAttr("aarch64_inout_za");
   if (func.getArmPreservesZa())
-    llvmFunc->addFnAttr("aarch64_pstate_za_preserved");
+    llvmFunc->addFnAttr("aarch64_preserves_za");
----------------
MacDue wrote:

(it used to be that `aarch64_pstate_za_preserved` was used with 
`aarch64_pstate_za_shared`, which is why the import was originally like this)

https://github.com/llvm/llvm-project/pull/79166
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