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| 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/code_descriptors.h" | 5 #include "vm/code_descriptors.h" |
| 6 #include "vm/compiler.h" | |
| 7 | 6 |
| 8 namespace dart { | 7 namespace dart { |
| 9 | 8 |
| 9 DECLARE_FLAG(bool, precompilation); |
| 10 |
| 10 void DescriptorList::AddDescriptor(RawPcDescriptors::Kind kind, | 11 void DescriptorList::AddDescriptor(RawPcDescriptors::Kind kind, |
| 11 intptr_t pc_offset, | 12 intptr_t pc_offset, |
| 12 intptr_t deopt_id, | 13 intptr_t deopt_id, |
| 13 intptr_t token_pos, | 14 intptr_t token_pos, |
| 14 intptr_t try_index) { | 15 intptr_t try_index) { |
| 15 ASSERT((kind == RawPcDescriptors::kRuntimeCall) || | 16 ASSERT((kind == RawPcDescriptors::kRuntimeCall) || |
| 16 (kind == RawPcDescriptors::kOther) || | 17 (kind == RawPcDescriptors::kOther) || |
| 17 (deopt_id != Thread::kNoDeoptId)); | 18 (deopt_id != Thread::kNoDeoptId)); |
| 18 | 19 |
| 19 // When precompiling, we only use pc descriptors for exceptions. | 20 // When precompiling, we only use pc descriptors for exceptions. |
| 20 if (Compiler::allow_recompilation() || try_index != -1) { | 21 if (!FLAG_precompilation || try_index != -1) { |
| 21 intptr_t merged_kind_try = | 22 intptr_t merged_kind_try = |
| 22 RawPcDescriptors::MergedKindTry::Encode(kind, try_index); | 23 RawPcDescriptors::MergedKindTry::Encode(kind, try_index); |
| 23 | 24 |
| 24 PcDescriptors::EncodeInteger(&encoded_data_, merged_kind_try); | 25 PcDescriptors::EncodeInteger(&encoded_data_, merged_kind_try); |
| 25 PcDescriptors::EncodeInteger(&encoded_data_, pc_offset - prev_pc_offset); | 26 PcDescriptors::EncodeInteger(&encoded_data_, pc_offset - prev_pc_offset); |
| 26 PcDescriptors::EncodeInteger(&encoded_data_, deopt_id - prev_deopt_id); | 27 PcDescriptors::EncodeInteger(&encoded_data_, deopt_id - prev_deopt_id); |
| 27 PcDescriptors::EncodeInteger(&encoded_data_, token_pos - prev_token_pos); | 28 PcDescriptors::EncodeInteger(&encoded_data_, token_pos - prev_token_pos); |
| 28 | 29 |
| 29 prev_pc_offset = pc_offset; | 30 prev_pc_offset = pc_offset; |
| 30 prev_deopt_id = deopt_id; | 31 prev_deopt_id = deopt_id; |
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| 129 list_[i].needs_stacktrace, | 130 list_[i].needs_stacktrace, |
| 130 has_catch_all); | 131 has_catch_all); |
| 131 handlers.SetHandledTypes(i, *list_[i].handler_types); | 132 handlers.SetHandledTypes(i, *list_[i].handler_types); |
| 132 } | 133 } |
| 133 } | 134 } |
| 134 return handlers.raw(); | 135 return handlers.raw(); |
| 135 } | 136 } |
| 136 | 137 |
| 137 | 138 |
| 138 } // namespace dart | 139 } // namespace dart |
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