413 KlassHandle receiver_klass,
414 TRAPS);
415
416 static bool same_basic_type_for_arguments(BasicType src, BasicType dst,
417 bool raw = false,
418 bool for_return = false);
419 static bool same_basic_type_for_returns(BasicType src, BasicType dst, bool raw = false) {
420 return same_basic_type_for_arguments(src, dst, raw, true);
421 }
422
423 enum { // arg_mask values
424 _INSERT_NO_MASK = -1,
425 _INSERT_REF_MASK = 0,
426 _INSERT_INT_MASK = 1,
427 _INSERT_LONG_MASK = 3
428 };
429 static void insert_arg_slots(MacroAssembler* _masm,
430 RegisterOrConstant arg_slots,
431 int arg_mask,
432 Register argslot_reg,
433 Register temp_reg, Register temp2_reg);
434
435 static void remove_arg_slots(MacroAssembler* _masm,
436 RegisterOrConstant arg_slots,
437 Register argslot_reg,
438 Register temp_reg, Register temp2_reg);
439 };
440
441
442 // Access methods for the "entry" field of a java.dyn.MethodHandle.
443 // The field is primarily a jump target for compiled calls.
444 // However, we squirrel away some nice pointers for other uses,
445 // just before the jump target.
446 // Aspects of a method handle entry:
447 // - from_compiled_entry - stub used when compiled code calls the MH
448 // - from_interpreted_entry - stub used when the interpreter calls the MH
449 // - type_checking_entry - stub for runtime casting between MHForm siblings (NYI)
450 class MethodHandleEntry {
451 public:
452 class Data {
453 friend class MethodHandleEntry;
454 size_t _total_size; // size including Data and code stub
455 MethodHandleEntry* _type_checking_entry;
456 address _from_interpreted_entry;
457 MethodHandleEntry* method_entry() { return (MethodHandleEntry*)(this + 1); }
458 };
|
413 KlassHandle receiver_klass,
414 TRAPS);
415
416 static bool same_basic_type_for_arguments(BasicType src, BasicType dst,
417 bool raw = false,
418 bool for_return = false);
419 static bool same_basic_type_for_returns(BasicType src, BasicType dst, bool raw = false) {
420 return same_basic_type_for_arguments(src, dst, raw, true);
421 }
422
423 enum { // arg_mask values
424 _INSERT_NO_MASK = -1,
425 _INSERT_REF_MASK = 0,
426 _INSERT_INT_MASK = 1,
427 _INSERT_LONG_MASK = 3
428 };
429 static void insert_arg_slots(MacroAssembler* _masm,
430 RegisterOrConstant arg_slots,
431 int arg_mask,
432 Register argslot_reg,
433 Register temp_reg, Register temp2_reg, Register temp3_reg = noreg);
434
435 static void remove_arg_slots(MacroAssembler* _masm,
436 RegisterOrConstant arg_slots,
437 Register argslot_reg,
438 Register temp_reg, Register temp2_reg, Register temp3_reg = noreg);
439 };
440
441
442 // Access methods for the "entry" field of a java.dyn.MethodHandle.
443 // The field is primarily a jump target for compiled calls.
444 // However, we squirrel away some nice pointers for other uses,
445 // just before the jump target.
446 // Aspects of a method handle entry:
447 // - from_compiled_entry - stub used when compiled code calls the MH
448 // - from_interpreted_entry - stub used when the interpreter calls the MH
449 // - type_checking_entry - stub for runtime casting between MHForm siblings (NYI)
450 class MethodHandleEntry {
451 public:
452 class Data {
453 friend class MethodHandleEntry;
454 size_t _total_size; // size including Data and code stub
455 MethodHandleEntry* _type_checking_entry;
456 address _from_interpreted_entry;
457 MethodHandleEntry* method_entry() { return (MethodHandleEntry*)(this + 1); }
458 };
|