[interpreter] Fix return address when entering exception handler.

src/mips64/builtins-mips64.cc

Index: src/mips64/builtins-mips64.cc
diff --git a/src/mips64/builtins-mips64.cc b/src/mips64/builtins-mips64.cc
index e02fbe353ce0a60fb24a030bff2b81c6f20ee22b..dffe211c6bf0e396f05aa543cfe779a7e01ef58f 100644
--- a/src/mips64/builtins-mips64.cc
+++ b/src/mips64/builtins-mips64.cc
@@ -1139,6 +1139,12 @@ void Builtins::Generate_InterpreterNotifyLazyDeoptimized(MacroAssembler* masm) {
 
 
 void Builtins::Generate_InterpreterEnterExceptionHandler(MacroAssembler* masm) {
+  // Set the address of the interpreter entry trampoline as a return address.
+  // This simulates the initial call to bytecode handlers in interpreter entry
+  // trampoline. The return will never actually be taken, but our stack walker
+  // uses this address to determine whether a frame is interpreted.
+  __ li(ra, Operand(masm->isolate()->builtins()->InterpreterEntryTrampoline()));
+
   Generate_EnterBytecodeDispatch(masm);
 }