OLD | NEW |
1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 #include "vm/assembler.h" | 5 #include "vm/assembler.h" |
6 | 6 |
7 #include "platform/utils.h" | 7 #include "platform/utils.h" |
8 #include "vm/cpu.h" | 8 #include "vm/cpu.h" |
9 #include "vm/heap.h" | 9 #include "vm/heap.h" |
10 #include "vm/memory_region.h" | 10 #include "vm/memory_region.h" |
(...skipping 236 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
247 } | 247 } |
248 | 248 |
249 | 249 |
250 intptr_t ObjectPoolWrapper::AddImmediate(uword imm) { | 250 intptr_t ObjectPoolWrapper::AddImmediate(uword imm) { |
251 return AddObject(ObjectPool::Entry(imm, ObjectPool::kImmediate), | 251 return AddObject(ObjectPool::Entry(imm, ObjectPool::kImmediate), |
252 kNotPatchable); | 252 kNotPatchable); |
253 } | 253 } |
254 | 254 |
255 intptr_t ObjectPoolWrapper::AddObject(ObjectPool::Entry entry, | 255 intptr_t ObjectPoolWrapper::AddObject(ObjectPool::Entry entry, |
256 Patchability patchable) { | 256 Patchability patchable) { |
257 // The object pool cannot be used in the vm isolate. | |
258 ASSERT(Isolate::Current() != Dart::vm_isolate()); | |
259 object_pool_.Add(entry); | 257 object_pool_.Add(entry); |
260 if (patchable == kNotPatchable) { | 258 if (patchable == kNotPatchable) { |
261 // The object isn't patchable. Record the index for fast lookup. | 259 // The object isn't patchable. Record the index for fast lookup. |
262 object_pool_index_table_.Insert( | 260 object_pool_index_table_.Insert( |
263 ObjIndexPair(entry, object_pool_.length() - 1)); | 261 ObjIndexPair(entry, object_pool_.length() - 1)); |
264 } | 262 } |
265 return object_pool_.length() - 1; | 263 return object_pool_.length() - 1; |
266 } | 264 } |
267 | 265 |
268 | 266 |
269 intptr_t ObjectPoolWrapper::AddExternalLabel(const ExternalLabel* label, | 267 intptr_t ObjectPoolWrapper::AddExternalLabel(const ExternalLabel* label, |
270 Patchability patchable) { | 268 Patchability patchable) { |
271 ASSERT(Isolate::Current() != Dart::vm_isolate()); | |
272 return AddObject(ObjectPool::Entry(label->address(), | 269 return AddObject(ObjectPool::Entry(label->address(), |
273 ObjectPool::kImmediate), | 270 ObjectPool::kImmediate), |
274 patchable); | 271 patchable); |
275 } | 272 } |
276 | 273 |
277 | 274 |
278 intptr_t ObjectPoolWrapper::FindObject(ObjectPool::Entry entry, | 275 intptr_t ObjectPoolWrapper::FindObject(ObjectPool::Entry entry, |
279 Patchability patchable) { | 276 Patchability patchable) { |
280 // The object pool cannot be used in the vm isolate. | |
281 ASSERT(Isolate::Current() != Dart::vm_isolate()); | |
282 | |
283 // If the object is not patchable, check if we've already got it in the | 277 // If the object is not patchable, check if we've already got it in the |
284 // object pool. | 278 // object pool. |
285 if (patchable == kNotPatchable) { | 279 if (patchable == kNotPatchable) { |
286 intptr_t idx = object_pool_index_table_.Lookup(entry); | 280 intptr_t idx = object_pool_index_table_.Lookup(entry); |
287 if (idx != ObjIndexPair::kNoIndex) { | 281 if (idx != ObjIndexPair::kNoIndex) { |
288 return idx; | 282 return idx; |
289 } | 283 } |
290 } | 284 } |
291 | 285 |
292 return AddObject(entry, patchable); | 286 return AddObject(entry, patchable); |
293 } | 287 } |
294 | 288 |
295 | 289 |
296 intptr_t ObjectPoolWrapper::FindObject(const Object& obj) { | 290 intptr_t ObjectPoolWrapper::FindObject(const Object& obj) { |
297 return FindObject(ObjectPool::Entry(&obj), kNotPatchable); | 291 return FindObject(ObjectPool::Entry(&obj), kNotPatchable); |
298 } | 292 } |
299 | 293 |
300 | 294 |
301 intptr_t ObjectPoolWrapper::FindImmediate(uword imm) { | 295 intptr_t ObjectPoolWrapper::FindImmediate(uword imm) { |
302 return FindObject(ObjectPool::Entry(imm, ObjectPool::kImmediate), | 296 return FindObject(ObjectPool::Entry(imm, ObjectPool::kImmediate), |
303 kNotPatchable); | 297 kNotPatchable); |
304 } | 298 } |
305 | 299 |
306 | 300 |
307 intptr_t ObjectPoolWrapper::FindExternalLabel(const ExternalLabel* label, | 301 intptr_t ObjectPoolWrapper::FindExternalLabel(const ExternalLabel* label, |
308 Patchability patchable) { | 302 Patchability patchable) { |
309 // The object pool cannot be used in the vm isolate. | |
310 ASSERT(Isolate::Current() != Dart::vm_isolate()); | |
311 return FindObject(ObjectPool::Entry(label->address(), | 303 return FindObject(ObjectPool::Entry(label->address(), |
312 ObjectPool::kImmediate), | 304 ObjectPool::kImmediate), |
313 patchable); | 305 patchable); |
314 } | 306 } |
315 | 307 |
316 | 308 |
317 RawObjectPool* ObjectPoolWrapper::MakeObjectPool() { | 309 RawObjectPool* ObjectPoolWrapper::MakeObjectPool() { |
318 intptr_t len = object_pool_.length(); | 310 intptr_t len = object_pool_.length(); |
319 if (len == 0) { | 311 if (len == 0) { |
320 return Object::empty_object_pool().raw(); | 312 return Object::empty_object_pool().raw(); |
321 } | 313 } |
322 const ObjectPool& result = ObjectPool::Handle(ObjectPool::New(len)); | 314 const ObjectPool& result = ObjectPool::Handle(ObjectPool::New(len)); |
323 for (intptr_t i = 0; i < len; ++i) { | 315 for (intptr_t i = 0; i < len; ++i) { |
324 ObjectPool::EntryType info = object_pool_[i].type_; | 316 ObjectPool::EntryType info = object_pool_[i].type_; |
325 result.SetInfoAt(i, info); | 317 result.SetInfoAt(i, info); |
326 if (info == ObjectPool::kTaggedObject) { | 318 if (info == ObjectPool::kTaggedObject) { |
327 result.SetObjectAt(i, *object_pool_[i].obj_); | 319 result.SetObjectAt(i, *object_pool_[i].obj_); |
328 } else { | 320 } else { |
329 result.SetRawValueAt(i, object_pool_[i].raw_value_); | 321 result.SetRawValueAt(i, object_pool_[i].raw_value_); |
330 } | 322 } |
331 } | 323 } |
332 return result.raw(); | 324 return result.raw(); |
333 } | 325 } |
334 | 326 |
335 | 327 |
336 } // namespace dart | 328 } // namespace dart |
OLD | NEW |