[clang] [llvm] [Clang][AArch64] Command-line options for A-profile's Sign Return Address Hardening (PR #176171)

[Victor Campos via llvm-commits]

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@@ -216,16 +216,29 @@ void TargetCodeGenInfo::setBranchProtectionFnAttributes(
   // Called on already created and initialized function where attributes already
   // set from command line attributes but some might need to be removed as the
   // actual BPI is different.
+
   if (BPI.SignReturnAddr != LangOptions::SignReturnAddressScopeKind::None) {
     F.addFnAttr("sign-return-address", BPI.getSignReturnAddrStr());
     F.addFnAttr("sign-return-address-key", BPI.getSignKeyStr());
+    if (BPI.SignReturnAddressHardening !=
+        LangOptions::SignReturnAddressHardeningKind::None)
+      F.addFnAttr("sign-return-address-harden",
+                  BPI.getSignReturnAddressHardeningStr());
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vhscampos wrote:

Done. Thank you

https://github.com/llvm/llvm-project/pull/176171