diff --git a/llvm/CODE_OWNERS.TXT b/llvm/CODE_OWNERS.TXT
index f55f859e79757..7fea38a20c1ef 100644
--- a/llvm/CODE_OWNERS.TXT
+++ b/llvm/CODE_OWNERS.TXT
@@ -233,6 +233,10 @@ N: Craig Topper
 E: craig.topper@gmail.com
 D: X86 Backend
 
+N: Phoebe Wang
+E: phoebe.wang@intel.com
+D: X86 Backend
+
 N: Ulrich Weigand
 E: uweigand@de.ibm.com
 D: SystemZ Backend
diff --git a/llvm/CREDITS.TXT b/llvm/CREDITS.TXT
index a1f1db9de9b5e..7d68bae0e7dc6 100644
--- a/llvm/CREDITS.TXT
+++ b/llvm/CREDITS.TXT
@@ -524,6 +524,10 @@ E: lauro.venancio@indt.org.br
 D: ARM backend improvements
 D: Thread Local Storage implementation
 
+N: Phoebe Wang
+E: phoebe.wang@intel.com
+D: X86 bug fixes and new instruction support.
+
 N: Bill Wendling
 I: wendling
 E: isanbard@gmail.com