1 files changed, 9 insertions, 3 deletions
diff --git a/llvm/lib/Target/AArch64/AArch64AsmPrinter.cpp b/llvm/lib/Target/AArch64/AArch64AsmPrinter.cpp
index 4fa719ad67cf..f6ccd0ecfdc8 100644
--- a/llvm/lib/Target/AArch64/AArch64AsmPrinter.cpp
+++ b/llvm/lib/Target/AArch64/AArch64AsmPrinter.cpp
@@ -268,13 +268,19 @@ void AArch64AsmPrinter::emitStartOfAsmFile(Module &M) {
     if (Sign->getZExtValue())
       Flags |= ELF::GNU_PROPERTY_AARCH64_FEATURE_1_PAC;
 
-  if (Flags == 0)
-    return;
+  uint64_t PAuthABIPlatform = -1;
+  if (const auto *PAP = mdconst::extract_or_null<ConstantInt>(
+          M.getModuleFlag("aarch64-elf-pauthabi-platform")))
+    PAuthABIPlatform = PAP->getZExtValue();
+  uint64_t PAuthABIVersion = -1;
+  if (const auto *PAV = mdconst::extract_or_null<ConstantInt>(
+          M.getModuleFlag("aarch64-elf-pauthabi-version")))
+    PAuthABIVersion = PAV->getZExtValue();
 
   // Emit a .note.gnu.property section with the flags.
   auto *TS =
       static_cast<AArch64TargetStreamer *>(OutStreamer->getTargetStreamer());
-  TS->emitNoteSection(Flags);
+  TS->emitNoteSection(Flags, PAuthABIPlatform, PAuthABIVersion);
 }
 
 void AArch64AsmPrinter::emitFunctionHeaderComment() {