17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 #ifndef CPU_X86_VM_STUBROUTINES_X86_32_HPP
  26 #define CPU_X86_VM_STUBROUTINES_X86_32_HPP
  27 
  28 // This file holds the platform specific parts of the StubRoutines
  29 // definition. See stubRoutines.hpp for a description on how to
  30 // extend it.
  31 
  32 enum platform_dependent_constants {
  33   code_size1 =  9000,           // simply increase if too small (assembler will crash if too small)
  34   code_size2 = 22000            // simply increase if too small (assembler will crash if too small)
  35 };
  36 
  37 // MethodHandles adapters
  38 enum method_handles_platform_dependent_constants {
  39   method_handles_adapters_code_size = 30000 DEBUG_ONLY(+ 10000)
  40 };
  41 
  42 class x86 {
  43  friend class StubGenerator;
  44  friend class VMStructs;
  45 
  46  private:
  47   static address _verify_mxcsr_entry;
  48   static address _verify_fpu_cntrl_wrd_entry;
  49 
  50  public:
  51   static address verify_mxcsr_entry()                        { return _verify_mxcsr_entry; }
  52   static address verify_fpu_cntrl_wrd_entry()                { return _verify_fpu_cntrl_wrd_entry; }
  53 };
  54 
  55   static bool    returns_to_call_stub(address return_pc)     { return return_pc == _call_stub_return_address; }
  56 
  57 #endif // CPU_X86_VM_STUBROUTINES_X86_32_HPP

  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 #ifndef CPU_X86_VM_STUBROUTINES_X86_32_HPP
  26 #define CPU_X86_VM_STUBROUTINES_X86_32_HPP
  27 
  28 // This file holds the platform specific parts of the StubRoutines
  29 // definition. See stubRoutines.hpp for a description on how to
  30 // extend it.
  31 
  32 enum platform_dependent_constants {
  33   code_size1 =  9000,           // simply increase if too small (assembler will crash if too small)
  34   code_size2 = 22000            // simply increase if too small (assembler will crash if too small)
  35 };
  36 





  37 class x86 {
  38  friend class StubGenerator;
  39  friend class VMStructs;
  40 
  41  private:
  42   static address _verify_mxcsr_entry;
  43   static address _verify_fpu_cntrl_wrd_entry;
  44 
  45  public:
  46   static address verify_mxcsr_entry()                        { return _verify_mxcsr_entry; }
  47   static address verify_fpu_cntrl_wrd_entry()                { return _verify_fpu_cntrl_wrd_entry; }
  48 };
  49 
  50   static bool    returns_to_call_stub(address return_pc)     { return return_pc == _call_stub_return_address; }
  51 
  52 #endif // CPU_X86_VM_STUBROUTINES_X86_32_HPP