src/hotspot/cpu/x86/templateInterpreterGenerator_x86_64.cpp

*** 336,345 ****
--- 336,366 ----
  
  //
  // Various method entries
  //
  
+ address TemplateInterpreterGenerator::generate_bit_entry(AbstractInterpreter::MethodKind kind) {
+   address entry = __ pc();
+ 
+   const Register bits  = c_rarg0;
+   const Register index = c_rarg1;
+ 
+   __ movptr(bits, Address(rsp, 2 * wordSize));
+   __ movl(index, Address(rsp, 1 * wordSize));
+ 
+   if (kind == Interpreter::java_lang_System_setBit)
+     __ call(RuntimeAddress(CAST_FROM_FN_PTR(address, StubRoutines::setBit())));
+   else
+     __ call(RuntimeAddress(CAST_FROM_FN_PTR(address, StubRoutines::clrBit())));
+ 
+   __ pop(rax);
+   __ mov(rsp, r13);
+   __ jmp(rax);
+ 
+   return entry;
+ }
+ 
  address TemplateInterpreterGenerator::generate_math_entry(AbstractInterpreter::MethodKind kind) {
  
    // rbx,: Method*
    // rcx: scratrch
    // r13: sender sp