chromium/v8/include/v8-unwinder.h

// Copyright 2021 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.

#ifndef INCLUDE_V8_UNWINDER_H_
#define INCLUDE_V8_UNWINDER_H_

#include <memory>

#include "v8-embedder-state-scope.h"  // NOLINT(build/include_directory)
#include "v8config.h"                 // NOLINT(build/include_directory)

namespace v8 {
// Holds the callee saved registers needed for the stack unwinder. It is the
// empty struct if no registers are required. Implemented in
// include/v8-unwinder-state.h.
struct CalleeSavedRegisters;

// A RegisterState represents the current state of registers used
// by the sampling profiler API.
struct V8_EXPORT RegisterState { … };

// A StateTag represents a possible state of the VM.
enum StateTag : uint16_t { … };

// The output structure filled up by GetStackSample API function.
struct SampleInfo { … };

struct MemoryRange { … };

struct JSEntryStub { … };

struct JSEntryStubs { … };

/**
 * Various helpers for skipping over V8 frames in a given stack.
 *
 * The unwinder API is only supported on the x64, ARM64 and ARM32 architectures.
 */
class V8_EXPORT Unwinder { … };

}  // namespace v8

#endif  // INCLUDE_V8_UNWINDER_H_