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1 // Copyright 2016 the V8 project authors. All rights reserved. | 1 // Copyright 2016 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "src/parsing/parse-info.h" | 5 #include "src/parsing/parse-info.h" |
6 | 6 |
7 #include "src/ast/ast-value-factory.h" | 7 #include "src/ast/ast-value-factory.h" |
8 #include "src/ast/ast.h" | 8 #include "src/ast/ast.h" |
9 #include "src/heap/heap-inl.h" | 9 #include "src/heap/heap-inl.h" |
10 #include "src/objects-inl.h" | 10 #include "src/objects-inl.h" |
11 #include "src/objects/scope-info.h" | 11 #include "src/objects/scope-info.h" |
| 12 #include "src/zone/zone.h" |
12 | 13 |
13 namespace v8 { | 14 namespace v8 { |
14 namespace internal { | 15 namespace internal { |
15 | 16 |
16 ParseInfo::ParseInfo(Zone* zone) | 17 ParseInfo::ParseInfo(AccountingAllocator* zone_allocator) |
17 : zone_(zone), | 18 : zone_(std::make_shared<Zone>(zone_allocator, ZONE_NAME)), |
18 flags_(0), | 19 flags_(0), |
19 source_stream_(nullptr), | 20 source_stream_(nullptr), |
20 source_stream_encoding_(ScriptCompiler::StreamedSource::ONE_BYTE), | 21 source_stream_encoding_(ScriptCompiler::StreamedSource::ONE_BYTE), |
21 character_stream_(nullptr), | 22 character_stream_(nullptr), |
22 extension_(nullptr), | 23 extension_(nullptr), |
23 compile_options_(ScriptCompiler::kNoCompileOptions), | 24 compile_options_(ScriptCompiler::kNoCompileOptions), |
24 script_scope_(nullptr), | 25 script_scope_(nullptr), |
25 asm_function_scope_(nullptr), | 26 asm_function_scope_(nullptr), |
26 unicode_cache_(nullptr), | 27 unicode_cache_(nullptr), |
27 stack_limit_(0), | 28 stack_limit_(0), |
28 hash_seed_(0), | 29 hash_seed_(0), |
29 compiler_hints_(0), | 30 compiler_hints_(0), |
30 start_position_(0), | 31 start_position_(0), |
31 end_position_(0), | 32 end_position_(0), |
32 function_literal_id_(FunctionLiteral::kIdTypeInvalid), | 33 function_literal_id_(FunctionLiteral::kIdTypeInvalid), |
33 max_function_literal_id_(FunctionLiteral::kIdTypeInvalid), | 34 max_function_literal_id_(FunctionLiteral::kIdTypeInvalid), |
34 isolate_(nullptr), | 35 isolate_(nullptr), |
35 cached_data_(nullptr), | 36 cached_data_(nullptr), |
36 ast_value_factory_(nullptr), | 37 ast_value_factory_(nullptr), |
37 function_name_(nullptr), | 38 function_name_(nullptr), |
38 literal_(nullptr) {} | 39 literal_(nullptr) {} |
39 | 40 |
40 ParseInfo::ParseInfo(Zone* zone, Handle<SharedFunctionInfo> shared) | 41 ParseInfo::ParseInfo(Handle<SharedFunctionInfo> shared) |
41 : ParseInfo(zone) { | 42 : ParseInfo(shared->GetIsolate()->allocator()) { |
42 isolate_ = shared->GetIsolate(); | 43 isolate_ = shared->GetIsolate(); |
43 | 44 |
44 set_toplevel(shared->is_toplevel()); | 45 set_toplevel(shared->is_toplevel()); |
45 set_allow_lazy_parsing(FLAG_lazy_inner_functions); | 46 set_allow_lazy_parsing(FLAG_lazy_inner_functions); |
46 set_hash_seed(isolate_->heap()->HashSeed()); | 47 set_hash_seed(isolate_->heap()->HashSeed()); |
47 set_is_named_expression(shared->is_named_expression()); | 48 set_is_named_expression(shared->is_named_expression()); |
48 set_calls_eval(shared->scope_info()->CallsEval()); | 49 set_calls_eval(shared->scope_info()->CallsEval()); |
49 set_compiler_hints(shared->compiler_hints()); | 50 set_compiler_hints(shared->compiler_hints()); |
50 set_start_position(shared->start_position()); | 51 set_start_position(shared->start_position()); |
51 set_end_position(shared->end_position()); | 52 set_end_position(shared->end_position()); |
52 function_literal_id_ = shared->function_literal_id(); | 53 function_literal_id_ = shared->function_literal_id(); |
53 set_stack_limit(isolate_->stack_guard()->real_climit()); | 54 set_stack_limit(isolate_->stack_guard()->real_climit()); |
54 set_unicode_cache(isolate_->unicode_cache()); | 55 set_unicode_cache(isolate_->unicode_cache()); |
55 set_language_mode(shared->language_mode()); | 56 set_language_mode(shared->language_mode()); |
56 set_shared_info(shared); | 57 set_shared_info(shared); |
57 set_module(shared->kind() == FunctionKind::kModule); | 58 set_module(shared->kind() == FunctionKind::kModule); |
58 | 59 |
59 Handle<Script> script(Script::cast(shared->script())); | 60 Handle<Script> script(Script::cast(shared->script())); |
60 set_script(script); | 61 set_script(script); |
61 set_native(script->type() == Script::TYPE_NATIVE); | 62 set_native(script->type() == Script::TYPE_NATIVE); |
62 set_eval(script->compilation_type() == Script::COMPILATION_TYPE_EVAL); | 63 set_eval(script->compilation_type() == Script::COMPILATION_TYPE_EVAL); |
63 | 64 |
64 Handle<HeapObject> scope_info(shared->outer_scope_info()); | 65 Handle<HeapObject> scope_info(shared->outer_scope_info()); |
65 if (!scope_info->IsTheHole(isolate()) && | 66 if (!scope_info->IsTheHole(isolate()) && |
66 Handle<ScopeInfo>::cast(scope_info)->length() > 0) { | 67 Handle<ScopeInfo>::cast(scope_info)->length() > 0) { |
67 set_outer_scope_info(Handle<ScopeInfo>::cast(scope_info)); | 68 set_outer_scope_info(Handle<ScopeInfo>::cast(scope_info)); |
68 } | 69 } |
69 } | 70 } |
70 | 71 |
71 ParseInfo::ParseInfo(Zone* zone, Handle<Script> script) : ParseInfo(zone) { | 72 ParseInfo::ParseInfo(Handle<SharedFunctionInfo> shared, |
| 73 std::shared_ptr<Zone> zone) |
| 74 : ParseInfo(shared) { |
| 75 zone_.swap(zone); |
| 76 } |
| 77 |
| 78 ParseInfo::ParseInfo(Handle<Script> script) |
| 79 : ParseInfo(script->GetIsolate()->allocator()) { |
72 isolate_ = script->GetIsolate(); | 80 isolate_ = script->GetIsolate(); |
73 | 81 |
74 set_allow_lazy_parsing(); | 82 set_allow_lazy_parsing(); |
75 set_toplevel(); | 83 set_toplevel(); |
76 set_hash_seed(isolate_->heap()->HashSeed()); | 84 set_hash_seed(isolate_->heap()->HashSeed()); |
77 set_stack_limit(isolate_->stack_guard()->real_climit()); | 85 set_stack_limit(isolate_->stack_guard()->real_climit()); |
78 set_unicode_cache(isolate_->unicode_cache()); | 86 set_unicode_cache(isolate_->unicode_cache()); |
79 set_script(script); | 87 set_script(script); |
80 | 88 |
81 set_native(script->type() == Script::TYPE_NATIVE); | 89 set_native(script->type() == Script::TYPE_NATIVE); |
(...skipping 19 matching lines...) Expand all Loading... |
101 } | 109 } |
102 | 110 |
103 #ifdef DEBUG | 111 #ifdef DEBUG |
104 bool ParseInfo::script_is_native() const { | 112 bool ParseInfo::script_is_native() const { |
105 return script_->type() == Script::TYPE_NATIVE; | 113 return script_->type() == Script::TYPE_NATIVE; |
106 } | 114 } |
107 #endif // DEBUG | 115 #endif // DEBUG |
108 | 116 |
109 } // namespace internal | 117 } // namespace internal |
110 } // namespace v8 | 118 } // namespace v8 |
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