blob: 2162edee67929388773c56515b5727330d35934c [file] [log] [blame]
// Copyright 2016 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <unordered_map>
#include "include/v8.h"
#include "src/base/macros.h"
#include "src/debug/debug-interface.h"
#include "src/inspector/string-16.h"
namespace v8_inspector {
// Forward declarations.
class V8DebuggerAgentImpl;
class WasmTranslation {
enum Mode { Raw, Disassemble };
explicit WasmTranslation(v8::Isolate* isolate);
// Set translation mode.
void SetMode(Mode mode) { mode_ = mode; }
// Make a wasm script known to the translation. This will trigger a number of
// didParseScript calls to the given debugger agent.
// Only locations referencing a registered script will be translated by the
// Translate functions below.
void AddScript(v8::Local<v8::debug::WasmScript> script,
V8DebuggerAgentImpl* agent);
// Clear all registered scripts.
void Clear();
// Translate a location as generated by V8 to a location that should be sent
// over protocol.
// Does nothing for locations referencing a script which was not registered
// before via AddScript.
// Line and column are 0-based.
// Returns true if the location was translated, false otherwise.
bool TranslateWasmScriptLocationToProtocolLocation(String16* script_id,
int* line_number,
int* column_number);
// Translate back from protocol locations (potentially referencing artificial
// scripts for individual wasm functions) to locations that make sense to V8.
// Does nothing if the location was not generated by the translate method
// above.
// Returns true if the location was translated, false otherwise.
bool TranslateProtocolLocationToWasmScriptLocation(String16* script_id,
int* line_number,
int* column_number);
class TranslatorImpl;
friend class TranslatorImpl;
void AddFakeScript(const String16& scriptId, TranslatorImpl* translator);
v8::Isolate* isolate_;
std::unordered_map<int, std::unique_ptr<TranslatorImpl>> wasm_translators_;
std::unordered_map<String16, TranslatorImpl*> fake_scripts_;
Mode mode_;
} // namespace v8_inspector