8211332: Space for stub routines (code_size2) is too small on new Skylake CPUs

Summary: Increase code_size2 for new Skylake CPUs.
Reviewed-by: kvn, stuefe, thartmann
Contributed-by: ralf.schmelter@sap.com

src/hotspot/cpu/x86/stubRoutines_x86.hpp

@@ -33,7 +33,7 @@ static bool returns_to_call_stub(address return_pc) { return return_pc == _call_
 
 enum platform_dependent_constants {
   code_size1 = 20000 LP64_ONLY(+10000),         // simply increase if too small (assembler will crash if too small)
-  code_size2 = 33800 LP64_ONLY(+10000)           // simply increase if too small (assembler will crash if too small)
+  code_size2 = 35300 LP64_ONLY(+10000)          // simply increase if too small (assembler will crash if too small)
 };
 
 class x86 {