263 public final int prototypeMarkWordOffset = getFieldOffset("Klass::_prototype_header", Integer.class, "markOop");
264 public final int subklassOffset = getFieldOffset("Klass::_subklass", Integer.class, "Klass*");
265 public final int nextSiblingOffset = getFieldOffset("Klass::_next_sibling", Integer.class, "Klass*");
266 public final int superCheckOffsetOffset = getFieldOffset("Klass::_super_check_offset", Integer.class, "juint");
267 public final int secondarySuperCacheOffset = getFieldOffset("Klass::_secondary_super_cache", Integer.class, "Klass*");
268 public final int secondarySupersOffset = getFieldOffset("Klass::_secondary_supers", Integer.class, "Array<Klass*>*");
269
270 public final boolean classMirrorIsHandle;
271 public final int classMirrorOffset;
272 {
273 String name = "Klass::_java_mirror";
274 int offset = -1;
275 boolean isHandle = false;
276 try {
277 offset = getFieldOffset(name, Integer.class, "oop");
278 } catch (JVMCIError e) {
279
280 }
281 if (offset == -1) {
282 try {
283 offset = getFieldOffset(name, Integer.class, "jobject");
284 isHandle = true;
285 } catch (JVMCIError e) {
286
287 }
288 }
289 if (offset == -1) {
290 throw new JVMCIError("cannot get offset of field " + name + " with type oop or jobject");
291 }
292 classMirrorOffset = offset;
293 classMirrorIsHandle = isHandle;
294 }
295
296 public final int klassSuperKlassOffset = getFieldOffset("Klass::_super", Integer.class, "Klass*");
297 public final int klassModifierFlagsOffset = getFieldOffset("Klass::_modifier_flags", Integer.class, "jint");
298 public final int klassAccessFlagsOffset = getFieldOffset("Klass::_access_flags", Integer.class, "AccessFlags");
299 public final int klassLayoutHelperOffset = getFieldOffset("Klass::_layout_helper", Integer.class, "jint");
300
301 public final int klassLayoutHelperNeutralValue = getConstant("Klass::_lh_neutral_value", Integer.class);
302 public final int layoutHelperLog2ElementSizeShift = getConstant("Klass::_lh_log2_element_size_shift", Integer.class);
303 public final int layoutHelperLog2ElementSizeMask = getConstant("Klass::_lh_log2_element_size_mask", Integer.class);
304 public final int layoutHelperElementTypeShift = getConstant("Klass::_lh_element_type_shift", Integer.class);
305 public final int layoutHelperElementTypeMask = getConstant("Klass::_lh_element_type_mask", Integer.class);
306 public final int layoutHelperHeaderSizeShift = getConstant("Klass::_lh_header_size_shift", Integer.class);
307 public final int layoutHelperHeaderSizeMask = getConstant("Klass::_lh_header_size_mask", Integer.class);
308 public final int layoutHelperArrayTagShift = getConstant("Klass::_lh_array_tag_shift", Integer.class);
309 public final int layoutHelperArrayTagTypeValue = getConstant("Klass::_lh_array_tag_type_value", Integer.class);
310 public final int layoutHelperArrayTagObjectValue = getConstant("Klass::_lh_array_tag_obj_value", Integer.class);
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263 public final int prototypeMarkWordOffset = getFieldOffset("Klass::_prototype_header", Integer.class, "markOop");
264 public final int subklassOffset = getFieldOffset("Klass::_subklass", Integer.class, "Klass*");
265 public final int nextSiblingOffset = getFieldOffset("Klass::_next_sibling", Integer.class, "Klass*");
266 public final int superCheckOffsetOffset = getFieldOffset("Klass::_super_check_offset", Integer.class, "juint");
267 public final int secondarySuperCacheOffset = getFieldOffset("Klass::_secondary_super_cache", Integer.class, "Klass*");
268 public final int secondarySupersOffset = getFieldOffset("Klass::_secondary_supers", Integer.class, "Array<Klass*>*");
269
270 public final boolean classMirrorIsHandle;
271 public final int classMirrorOffset;
272 {
273 String name = "Klass::_java_mirror";
274 int offset = -1;
275 boolean isHandle = false;
276 try {
277 offset = getFieldOffset(name, Integer.class, "oop");
278 } catch (JVMCIError e) {
279
280 }
281 if (offset == -1) {
282 try {
283 offset = getFieldOffset(name, Integer.class, "OopHandle");
284 isHandle = true;
285 } catch (JVMCIError e) {
286
287 }
288 }
289 if (offset == -1) {
290 throw new JVMCIError("cannot get offset of field " + name + " with type oop or OopHandle");
291 }
292 classMirrorOffset = offset;
293 classMirrorIsHandle = isHandle;
294 }
295
296 public final int klassSuperKlassOffset = getFieldOffset("Klass::_super", Integer.class, "Klass*");
297 public final int klassModifierFlagsOffset = getFieldOffset("Klass::_modifier_flags", Integer.class, "jint");
298 public final int klassAccessFlagsOffset = getFieldOffset("Klass::_access_flags", Integer.class, "AccessFlags");
299 public final int klassLayoutHelperOffset = getFieldOffset("Klass::_layout_helper", Integer.class, "jint");
300
301 public final int klassLayoutHelperNeutralValue = getConstant("Klass::_lh_neutral_value", Integer.class);
302 public final int layoutHelperLog2ElementSizeShift = getConstant("Klass::_lh_log2_element_size_shift", Integer.class);
303 public final int layoutHelperLog2ElementSizeMask = getConstant("Klass::_lh_log2_element_size_mask", Integer.class);
304 public final int layoutHelperElementTypeShift = getConstant("Klass::_lh_element_type_shift", Integer.class);
305 public final int layoutHelperElementTypeMask = getConstant("Klass::_lh_element_type_mask", Integer.class);
306 public final int layoutHelperHeaderSizeShift = getConstant("Klass::_lh_header_size_shift", Integer.class);
307 public final int layoutHelperHeaderSizeMask = getConstant("Klass::_lh_header_size_mask", Integer.class);
308 public final int layoutHelperArrayTagShift = getConstant("Klass::_lh_array_tag_shift", Integer.class);
309 public final int layoutHelperArrayTagTypeValue = getConstant("Klass::_lh_array_tag_type_value", Integer.class);
310 public final int layoutHelperArrayTagObjectValue = getConstant("Klass::_lh_array_tag_obj_value", Integer.class);
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