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| 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/bit_vector.h" | 9 #include "vm/bit_vector.h" |
| 10 #include "vm/cha.h" | 10 #include "vm/cha.h" |
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| 266 (FlowGraphCompiler::IsUnboxedField(field) || | 266 (FlowGraphCompiler::IsUnboxedField(field) || |
| 267 (!field.is_final() && (field.guarded_cid() == kIllegalCid))); | 267 (!field.is_final() && (field.guarded_cid() == kIllegalCid))); |
| 268 } | 268 } |
| 269 | 269 |
| 270 | 270 |
| 271 void FlowGraphCompiler::InitCompiler() { | 271 void FlowGraphCompiler::InitCompiler() { |
| 272 TimelineDurationScope tds(thread(), | 272 TimelineDurationScope tds(thread(), |
| 273 isolate()->GetCompilerStream(), | 273 isolate()->GetCompilerStream(), |
| 274 "InitCompiler"); | 274 "InitCompiler"); |
| 275 pc_descriptors_list_ = new(zone()) DescriptorList(64); | 275 pc_descriptors_list_ = new(zone()) DescriptorList(64); |
| 276 exception_handlers_list_ = new(zone())ExceptionHandlerList(); | 276 exception_handlers_list_ = new(zone()) ExceptionHandlerList(); |
| 277 block_info_.Clear(); | 277 block_info_.Clear(); |
| 278 // Conservative detection of leaf routines used to remove the stack check | 278 // Conservative detection of leaf routines used to remove the stack check |
| 279 // on function entry. | 279 // on function entry. |
| 280 bool is_leaf = !parsed_function().function().IsClosureFunction() | 280 bool is_leaf = !parsed_function().function().IsClosureFunction() |
| 281 && is_optimizing() | 281 && is_optimizing() |
| 282 && !flow_graph().IsCompiledForOsr(); | 282 && !flow_graph().IsCompiledForOsr(); |
| 283 // Initialize block info and search optimized (non-OSR) code for calls | 283 // Initialize block info and search optimized (non-OSR) code for calls |
| 284 // indicating a non-leaf routine and calls without IC data indicating | 284 // indicating a non-leaf routine and calls without IC data indicating |
| 285 // possible reoptimization. | 285 // possible reoptimization. |
| 286 for (int i = 0; i < block_order_.length(); ++i) { | 286 for (int i = 0; i < block_order_.length(); ++i) { |
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| 1877 | 1877 |
| 1878 | 1878 |
| 1879 void FlowGraphCompiler::FrameStateClear() { | 1879 void FlowGraphCompiler::FrameStateClear() { |
| 1880 ASSERT(!is_optimizing()); | 1880 ASSERT(!is_optimizing()); |
| 1881 frame_state_.TruncateTo(0); | 1881 frame_state_.TruncateTo(0); |
| 1882 } | 1882 } |
| 1883 #endif | 1883 #endif |
| 1884 | 1884 |
| 1885 | 1885 |
| 1886 } // namespace dart | 1886 } // namespace dart |
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