OLD | NEW |
1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2013, 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/globals.h" // Needed here to get TARGET_ARCH_XXX. | 5 #include "vm/globals.h" // Needed here to get TARGET_ARCH_XXX. |
6 | 6 |
7 #include "vm/flow_graph_compiler.h" | 7 #include "vm/flow_graph_compiler.h" |
8 | 8 |
9 #include "vm/cha.h" | 9 #include "vm/cha.h" |
10 #include "vm/dart_entry.h" | 10 #include "vm/dart_entry.h" |
(...skipping 1271 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
1282 } | 1282 } |
1283 | 1283 |
1284 | 1284 |
1285 ParallelMoveResolver::ScratchRegisterScope::~ScratchRegisterScope() { | 1285 ParallelMoveResolver::ScratchRegisterScope::~ScratchRegisterScope() { |
1286 if (spilled_) { | 1286 if (spilled_) { |
1287 resolver_->RestoreScratch(reg_); | 1287 resolver_->RestoreScratch(reg_); |
1288 } | 1288 } |
1289 } | 1289 } |
1290 | 1290 |
1291 | 1291 |
1292 intptr_t FlowGraphCompiler::ElementSizeFor(intptr_t cid) { | |
1293 if (RawObject::IsExternalTypedDataClassId(cid)) { | |
1294 return ExternalTypedData::ElementSizeInBytes(cid); | |
1295 } else if (RawObject::IsTypedDataClassId(cid)) { | |
1296 return TypedData::ElementSizeInBytes(cid); | |
1297 } | |
1298 switch (cid) { | |
1299 case kArrayCid: | |
1300 case kImmutableArrayCid: | |
1301 return Array::kBytesPerElement; | |
1302 case kOneByteStringCid: | |
1303 return OneByteString::kBytesPerElement; | |
1304 case kTwoByteStringCid: | |
1305 return TwoByteString::kBytesPerElement; | |
1306 default: | |
1307 UNIMPLEMENTED(); | |
1308 return 0; | |
1309 } | |
1310 } | |
1311 | |
1312 | |
1313 intptr_t FlowGraphCompiler::DataOffsetFor(intptr_t cid) { | |
1314 if (RawObject::IsExternalTypedDataClassId(cid)) { | |
1315 // Elements start at offset 0 of the external data. | |
1316 return 0; | |
1317 } | |
1318 if (RawObject::IsTypedDataClassId(cid)) { | |
1319 return TypedData::data_offset(); | |
1320 } | |
1321 switch (cid) { | |
1322 case kArrayCid: | |
1323 case kImmutableArrayCid: | |
1324 return Array::data_offset(); | |
1325 case kOneByteStringCid: | |
1326 return OneByteString::data_offset(); | |
1327 case kTwoByteStringCid: | |
1328 return TwoByteString::data_offset(); | |
1329 default: | |
1330 UNIMPLEMENTED(); | |
1331 return Array::data_offset(); | |
1332 } | |
1333 } | |
1334 | |
1335 | |
1336 static int HighestCountFirst(const CidTarget* a, const CidTarget* b) { | 1292 static int HighestCountFirst(const CidTarget* a, const CidTarget* b) { |
1337 // Negative if 'a' should sort before 'b'. | 1293 // Negative if 'a' should sort before 'b'. |
1338 return b->count - a->count; | 1294 return b->count - a->count; |
1339 } | 1295 } |
1340 | 1296 |
1341 | 1297 |
1342 // Returns 'sorted' array in decreasing count order. | 1298 // Returns 'sorted' array in decreasing count order. |
1343 // The expected number of elements to sort is less than 10. | 1299 // The expected number of elements to sort is less than 10. |
1344 void FlowGraphCompiler::SortICDataByCount(const ICData& ic_data, | 1300 void FlowGraphCompiler::SortICDataByCount(const ICData& ic_data, |
1345 GrowableArray<CidTarget>* sorted) { | 1301 GrowableArray<CidTarget>* sorted) { |
1346 ASSERT(ic_data.NumArgsTested() == 1); | 1302 ASSERT(ic_data.NumArgsTested() == 1); |
1347 const intptr_t len = ic_data.NumberOfChecks(); | 1303 const intptr_t len = ic_data.NumberOfChecks(); |
1348 sorted->Clear(); | 1304 sorted->Clear(); |
1349 | 1305 |
1350 for (int i = 0; i < len; i++) { | 1306 for (int i = 0; i < len; i++) { |
1351 sorted->Add(CidTarget(ic_data.GetReceiverClassIdAt(i), | 1307 sorted->Add(CidTarget(ic_data.GetReceiverClassIdAt(i), |
1352 &Function::ZoneHandle(ic_data.GetTargetAt(i)), | 1308 &Function::ZoneHandle(ic_data.GetTargetAt(i)), |
1353 ic_data.GetCountAt(i))); | 1309 ic_data.GetCountAt(i))); |
1354 } | 1310 } |
1355 sorted->Sort(HighestCountFirst); | 1311 sorted->Sort(HighestCountFirst); |
1356 } | 1312 } |
1357 | 1313 |
1358 } // namespace dart | 1314 } // namespace dart |
OLD | NEW |