rev 8500 : 8087183: Fix call to inline function is_oop in header debugInfo.hpp.

   1 /*
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   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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   6  * under the terms of the GNU General Public License version 2 only, as
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  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
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  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
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  24 
  25 #include "precompiled.hpp"
  26 #include "code/debugInfo.hpp"
  27 #include "code/debugInfoRec.hpp"
  28 #include "code/nmethod.hpp"
  29 #include "oops/oop.inline.hpp"
  30 #include "runtime/handles.inline.hpp"
  31 
  32 PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC
  33 
  34 // Constructors
  35 
  36 DebugInfoWriteStream::DebugInfoWriteStream(DebugInformationRecorder* recorder, int initial_size)
  37 : CompressedWriteStream(initial_size) {
  38   _recorder = recorder;
  39 }
  40 
  41 // Serializing oops
  42 
  43 void DebugInfoWriteStream::write_handle(jobject h) {
  44   write_int(recorder()->oop_recorder()->find_index(h));
  45 }
  46 
  47 void DebugInfoWriteStream::write_metadata(Metadata* h) {
  48   write_int(recorder()->oop_recorder()->find_index(h));
  49 }
  50 
  51 oop DebugInfoReadStream::read_oop() {
  52   oop o = code()->oop_at(read_int());
  53   assert(o == NULL || o->is_oop(), "oop only");
  54   return o;
  55 }
  56 
  57 ScopeValue* DebugInfoReadStream::read_object_value() {
  58   int id = read_int();
  59 #ifdef ASSERT
  60   assert(_obj_pool != NULL, "object pool does not exist");
  61   for (int i = _obj_pool->length() - 1; i >= 0; i--) {
  62     assert(((ObjectValue*) _obj_pool->at(i))->id() != id, "should not be read twice");
  63   }
  64 #endif
  65   ObjectValue* result = new ObjectValue(id);
  66   // Cache the object since an object field could reference it.
  67   _obj_pool->push(result);
  68   result->read_object(this);
  69   return result;
  70 }
  71 
  72 ScopeValue* DebugInfoReadStream::get_cached_object() {
  73   int id = read_int();
  74   assert(_obj_pool != NULL, "object pool does not exist");
  75   for (int i = _obj_pool->length() - 1; i >= 0; i--) {
  76     ObjectValue* ov = (ObjectValue*) _obj_pool->at(i);
  77     if (ov->id() == id) {
  78       return ov;
  79     }
  80   }
  81   ShouldNotReachHere();
  82   return NULL;
  83 }
  84 
  85 // Serializing scope values
  86 
  87 enum { LOCATION_CODE = 0, CONSTANT_INT_CODE = 1,  CONSTANT_OOP_CODE = 2,
  88                           CONSTANT_LONG_CODE = 3, CONSTANT_DOUBLE_CODE = 4,
  89                           OBJECT_CODE = 5,        OBJECT_ID_CODE = 6 };
  90 
  91 ScopeValue* ScopeValue::read_from(DebugInfoReadStream* stream) {
  92   ScopeValue* result = NULL;
  93   switch(stream->read_int()) {
  94    case LOCATION_CODE:        result = new LocationValue(stream);        break;
  95    case CONSTANT_INT_CODE:    result = new ConstantIntValue(stream);     break;
  96    case CONSTANT_OOP_CODE:    result = new ConstantOopReadValue(stream); break;
  97    case CONSTANT_LONG_CODE:   result = new ConstantLongValue(stream);    break;
  98    case CONSTANT_DOUBLE_CODE: result = new ConstantDoubleValue(stream);  break;
  99    case OBJECT_CODE:          result = stream->read_object_value();      break;
 100    case OBJECT_ID_CODE:       result = stream->get_cached_object();      break;
 101    default: ShouldNotReachHere();
 102   }
 103   return result;
 104 }
 105 
 106 // LocationValue
 107 
 108 LocationValue::LocationValue(DebugInfoReadStream* stream) {
 109   _location = Location(stream);
 110 }
 111 
 112 void LocationValue::write_on(DebugInfoWriteStream* stream) {
 113   stream->write_int(LOCATION_CODE);
 114   location().write_on(stream);
 115 }
 116 
 117 void LocationValue::print_on(outputStream* st) const {
 118   location().print_on(st);
 119 }
 120 
 121 // ObjectValue
 122 
 123 void ObjectValue::read_object(DebugInfoReadStream* stream) {
 124   _klass = read_from(stream);
 125   assert(_klass->is_constant_oop(), "should be constant java mirror oop");
 126   int length = stream->read_int();
 127   for (int i = 0; i < length; i++) {
 128     ScopeValue* val = read_from(stream);
 129     _field_values.append(val);
 130   }
 131 }
 132 
 133 void ObjectValue::write_on(DebugInfoWriteStream* stream) {
 134   if (_visited) {
 135     stream->write_int(OBJECT_ID_CODE);
 136     stream->write_int(_id);
 137   } else {
 138     _visited = true;
 139     stream->write_int(OBJECT_CODE);
 140     stream->write_int(_id);
 141     _klass->write_on(stream);
 142     int length = _field_values.length();
 143     stream->write_int(length);
 144     for (int i = 0; i < length; i++) {
 145       _field_values.at(i)->write_on(stream);
 146     }
 147   }
 148 }
 149 
 150 void ObjectValue::print_on(outputStream* st) const {
 151   st->print("obj[%d]", _id);
 152 }
 153 
 154 void ObjectValue::print_fields_on(outputStream* st) const {
 155 #ifndef PRODUCT
 156   if (_field_values.length() > 0) {
 157     _field_values.at(0)->print_on(st);
 158   }
 159   for (int i = 1; i < _field_values.length(); i++) {
 160     st->print(", ");
 161     _field_values.at(i)->print_on(st);
 162   }
 163 #endif
 164 }
 165 
 166 // ConstantIntValue
 167 
 168 ConstantIntValue::ConstantIntValue(DebugInfoReadStream* stream) {
 169   _value = stream->read_signed_int();
 170 }
 171 
 172 void ConstantIntValue::write_on(DebugInfoWriteStream* stream) {
 173   stream->write_int(CONSTANT_INT_CODE);
 174   stream->write_signed_int(value());
 175 }
 176 
 177 void ConstantIntValue::print_on(outputStream* st) const {
 178   st->print("%d", value());
 179 }
 180 
 181 // ConstantLongValue
 182 
 183 ConstantLongValue::ConstantLongValue(DebugInfoReadStream* stream) {
 184   _value = stream->read_long();
 185 }
 186 
 187 void ConstantLongValue::write_on(DebugInfoWriteStream* stream) {
 188   stream->write_int(CONSTANT_LONG_CODE);
 189   stream->write_long(value());
 190 }
 191 
 192 void ConstantLongValue::print_on(outputStream* st) const {
 193   st->print(INT64_FORMAT, value());
 194 }
 195 
 196 // ConstantDoubleValue
 197 
 198 ConstantDoubleValue::ConstantDoubleValue(DebugInfoReadStream* stream) {
 199   _value = stream->read_double();
 200 }
 201 
 202 void ConstantDoubleValue::write_on(DebugInfoWriteStream* stream) {
 203   stream->write_int(CONSTANT_DOUBLE_CODE);
 204   stream->write_double(value());
 205 }
 206 
 207 void ConstantDoubleValue::print_on(outputStream* st) const {
 208   st->print("%f", value());
 209 }
 210 
 211 // ConstantOopWriteValue
 212 
 213 void ConstantOopWriteValue::write_on(DebugInfoWriteStream* stream) {
 214   assert(JNIHandles::resolve(value()) == NULL ||
 215          Universe::heap()->is_in_reserved(JNIHandles::resolve(value())),
 216          "Should be in heap");
 217   stream->write_int(CONSTANT_OOP_CODE);
 218   stream->write_handle(value());
 219 }
 220 
 221 void ConstantOopWriteValue::print_on(outputStream* st) const {
 222   JNIHandles::resolve(value())->print_value_on(st);
 223 }
 224 
 225 
 226 // ConstantOopReadValue
 227 
 228 ConstantOopReadValue::ConstantOopReadValue(DebugInfoReadStream* stream) {
 229   _value = Handle(stream->read_oop());
 230   assert(_value() == NULL ||
 231          Universe::heap()->is_in_reserved(_value()), "Should be in heap");
 232 }
 233 
 234 void ConstantOopReadValue::write_on(DebugInfoWriteStream* stream) {
 235   ShouldNotReachHere();
 236 }
 237 
 238 void ConstantOopReadValue::print_on(outputStream* st) const {
 239   value()()->print_value_on(st);
 240 }
 241 
 242 
 243 // MonitorValue
 244 
 245 MonitorValue::MonitorValue(ScopeValue* owner, Location basic_lock, bool eliminated) {
 246   _owner       = owner;
 247   _basic_lock  = basic_lock;
 248   _eliminated  = eliminated;
 249 }
 250 
 251 MonitorValue::MonitorValue(DebugInfoReadStream* stream) {
 252   _basic_lock  = Location(stream);
 253   _owner       = ScopeValue::read_from(stream);
 254   _eliminated  = (stream->read_bool() != 0);
 255 }
 256 
 257 void MonitorValue::write_on(DebugInfoWriteStream* stream) {
 258   _basic_lock.write_on(stream);
 259   _owner->write_on(stream);
 260   stream->write_bool(_eliminated);
 261 }
 262 
 263 #ifndef PRODUCT
 264 void MonitorValue::print_on(outputStream* st) const {
 265   st->print("monitor{");
 266   owner()->print_on(st);
 267   st->print(",");
 268   basic_lock().print_on(st);
 269   st->print("}");
 270   if (_eliminated) {
 271     st->print(" (eliminated)");
 272   }
 273 }
 274 #endif
--- EOF ---