1 files changed, 12 insertions, 0 deletions
diff --git a/deps/v8/src/arm/interface-descriptors-arm.cc b/deps/v8/src/arm/interface-descriptors-arm.cc
index c4140bdaf9..5acfe1ba0a 100644
--- a/deps/v8/src/arm/interface-descriptors-arm.cc
+++ b/deps/v8/src/arm/interface-descriptors-arm.cc
@@ -34,6 +34,18 @@ void RecordWriteDescriptor::InitializePlatformSpecific(
   data->InitializePlatformSpecific(kParameterCount, default_stub_registers);
 }
 
+void EphemeronKeyBarrierDescriptor::InitializePlatformSpecific(
+    CallInterfaceDescriptorData* data) {
+  const Register default_stub_registers[] = {r0, r1, r2, r3, r4};
+
+  data->RestrictAllocatableRegisters(default_stub_registers,
+                                     arraysize(default_stub_registers));
+
+  CHECK_LE(static_cast<size_t>(kParameterCount),
+           arraysize(default_stub_registers));
+  data->InitializePlatformSpecific(kParameterCount, default_stub_registers);
+}
+
 const Register FastNewFunctionContextDescriptor::ScopeInfoRegister() {
   return r1;
 }