46 

    46 

    47 // Instead of issuing lfence for LoadLoad barrier, we create data dependency

    47 // Instead of issuing lfence for LoadLoad barrier, we create data dependency

    48 // between loads, which is much more efficient than lfence.

    48 // between loads, which is much more efficient than lfence.

    49 

    49 

    50 address JNI_FastGetField::generate_fast_get_int_field0(BasicType type) {

    50 address JNI_FastGetField::generate_fast_get_int_field0(BasicType type) {

    52   switch (type) {

    52   switch (type) {

    53     case T_BOOLEAN: name = "jni_fast_GetBooleanField"; break;

    53     case T_BOOLEAN: name = "jni_fast_GetBooleanField"; break;

    54     case T_BYTE:    name = "jni_fast_GetByteField";    break;

    54     case T_BYTE:    name = "jni_fast_GetByteField";    break;

    55     case T_CHAR:    name = "jni_fast_GetCharField";    break;

    55     case T_CHAR:    name = "jni_fast_GetCharField";    break;

    56     case T_SHORT:   name = "jni_fast_GetShortField";   break;

    56     case T_SHORT:   name = "jni_fast_GetShortField";   break;

   120   __ ret (3*wordSize);

   120   __ ret (3*wordSize);

   121 #endif

   121 #endif

   122 

   122 

   123   slowcase_entry_pclist[count++] = __ pc();

   123   slowcase_entry_pclist[count++] = __ pc();

   124   __ bind (slow);

   124   __ bind (slow);

   126   switch (type) {

   126   switch (type) {

   127     case T_BOOLEAN: slow_case_addr = jni_GetBooleanField_addr(); break;

   127     case T_BOOLEAN: slow_case_addr = jni_GetBooleanField_addr(); break;

   128     case T_BYTE:    slow_case_addr = jni_GetByteField_addr();    break;

   128     case T_BYTE:    slow_case_addr = jni_GetByteField_addr();    break;

   129     case T_CHAR:    slow_case_addr = jni_GetCharField_addr();    break;

   129     case T_CHAR:    slow_case_addr = jni_GetCharField_addr();    break;

   130     case T_SHORT:   slow_case_addr = jni_GetShortField_addr();   break;

   130     case T_SHORT:   slow_case_addr = jni_GetShortField_addr();   break;

   254   return os::win32::fast_jni_accessor_wrapper(T_LONG);

   254   return os::win32::fast_jni_accessor_wrapper(T_LONG);

   255 #endif

   255 #endif

   256 }

   256 }

   257 

   257 

   258 address JNI_FastGetField::generate_fast_get_float_field0(BasicType type) {

   258 address JNI_FastGetField::generate_fast_get_float_field0(BasicType type) {

   260   switch (type) {

   260   switch (type) {

   261     case T_FLOAT:  name = "jni_fast_GetFloatField";  break;

   261     case T_FLOAT:  name = "jni_fast_GetFloatField";  break;

   262     case T_DOUBLE: name = "jni_fast_GetDoubleField"; break;

   262     case T_DOUBLE: name = "jni_fast_GetDoubleField"; break;

   263     default:       ShouldNotReachHere();

   263     default:       ShouldNotReachHere();

   264   }

   264   }

   335   // invalid load. pop FPU stack.

   335   // invalid load. pop FPU stack.

   336   __ fstp_d (0);

   336   __ fstp_d (0);

   337 

   337 

   338   slowcase_entry_pclist[count++] = __ pc();

   338   slowcase_entry_pclist[count++] = __ pc();

   339   __ bind (slow);

   339   __ bind (slow);

   341   switch (type) {

   341   switch (type) {

   342     case T_FLOAT:  slow_case_addr = jni_GetFloatField_addr();  break;

   342     case T_FLOAT:  slow_case_addr = jni_GetFloatField_addr();  break;

   343     case T_DOUBLE: slow_case_addr = jni_GetDoubleField_addr(); break;

   343     case T_DOUBLE: slow_case_addr = jni_GetDoubleField_addr(); break;

   344     default:       ShouldNotReachHere();

   344     default:       ShouldNotReachHere();

   345   }

   345   }