mirror of
https://github.com/dart-lang/sdk
synced 2024-09-05 00:13:50 +00:00
4ec72c1eb1
Fix issue created by 89173. Also rename HasInitializer to HasInitializerFunction to distinguish from has_initializer. Bug= https://github.com/flutter/flutter/issues/28542 Change-Id: Id9f898937c2f4f350a6d619019dc12611505801f Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/95680 Reviewed-by: Siva Annamalai <asiva@google.com> Commit-Queue: Zichang Guo <zichangguo@google.com>
131 lines
4.1 KiB
C++
131 lines
4.1 KiB
C++
// Copyright (c) 2015, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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#ifndef RUNTIME_VM_SOURCE_REPORT_H_
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#define RUNTIME_VM_SOURCE_REPORT_H_
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#include "vm/globals.h"
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#if !defined(PRODUCT) && !defined(DART_PRECOMPILED_RUNTIME)
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#include "vm/allocation.h"
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#include "vm/flags.h"
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#include "vm/hash_map.h"
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#include "vm/object.h"
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#include "vm/profiler_service.h"
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#include "vm/token_position.h"
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namespace dart {
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// A SourceReport object is used to generate reports about the program
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// source code, with information associated with source token
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// positions. There are multiple possible kinds of reports.
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class SourceReport {
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public:
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enum ReportKind {
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kCallSites = 0x1,
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kCoverage = 0x2,
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kPossibleBreakpoints = 0x4,
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kProfile = 0x8,
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};
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static const char* kCallSitesStr;
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static const char* kCoverageStr;
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static const char* kPossibleBreakpointsStr;
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static const char* kProfileStr;
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enum CompileMode { kNoCompile, kForceCompile };
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// report_set is a bitvector indicating which reports to generate
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// (e.g. kCallSites | kCoverage).
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explicit SourceReport(intptr_t report_set, CompileMode compile = kNoCompile);
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~SourceReport();
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// Generate a source report for (some subrange of) a script.
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//
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// If script is null, then the report is generated for all scripts
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// in the isolate.
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void PrintJSON(JSONStream* js,
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const Script& script,
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TokenPosition start_pos = TokenPosition::kNoSource,
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TokenPosition end_pos = TokenPosition::kNoSource);
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private:
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void ClearScriptTable();
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void Init(Thread* thread,
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const Script* script,
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TokenPosition start_pos,
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TokenPosition end_pos);
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Thread* thread() const { return thread_; }
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Zone* zone() const { return thread_->zone(); }
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Isolate* isolate() const { return thread_->isolate(); }
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bool IsReportRequested(ReportKind report_kind);
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bool ShouldSkipFunction(const Function& func);
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bool ShouldSkipField(const Field& field);
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intptr_t GetScriptIndex(const Script& script);
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bool ScriptIsLoadedByLibrary(const Script& script, const Library& lib);
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void PrintCallSitesData(JSONObject* jsobj,
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const Function& func,
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const Code& code);
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void PrintCoverageData(JSONObject* jsobj,
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const Function& func,
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const Code& code);
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void PrintPossibleBreakpointsData(JSONObject* jsobj,
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const Function& func,
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const Code& code);
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void PrintProfileData(JSONObject* jsobj, ProfileFunction* profile_function);
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#if defined(DEBUG)
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void VerifyScriptTable();
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#endif
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void PrintScriptTable(JSONArray* jsarr);
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void VisitFunction(JSONArray* jsarr, const Function& func);
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void VisitField(JSONArray* jsarr, const Field& field);
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void VisitLibrary(JSONArray* jsarr, const Library& lib);
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void VisitClosures(JSONArray* jsarr);
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// An entry in the script table.
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struct ScriptTableEntry {
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ScriptTableEntry() : key(NULL), index(-1), script(NULL) {}
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const String* key;
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intptr_t index;
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const Script* script;
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};
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// Needed for DirectChainedHashMap.
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struct ScriptTableTrait {
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typedef ScriptTableEntry* Value;
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typedef const ScriptTableEntry* Key;
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typedef ScriptTableEntry* Pair;
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static Key KeyOf(Pair kv) { return kv; }
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static Value ValueOf(Pair kv) { return kv; }
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static inline intptr_t Hashcode(Key key) { return key->key->Hash(); }
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static inline bool IsKeyEqual(Pair kv, Key key) {
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return kv->script->raw() == key->script->raw();
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}
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};
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intptr_t report_set_;
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CompileMode compile_mode_;
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Thread* thread_;
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const Script* script_;
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TokenPosition start_pos_;
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TokenPosition end_pos_;
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Profile profile_;
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GrowableArray<ScriptTableEntry*> script_table_entries_;
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DirectChainedHashMap<ScriptTableTrait> script_table_;
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intptr_t next_script_index_;
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};
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} // namespace dart
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#endif // !defined(PRODUCT) && !defined(DART_PRECOMPILED_RUNTIME)
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#endif // RUNTIME_VM_SOURCE_REPORT_H_
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