/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
 * vim: set ts=8 sts=4 et sw=4 tw=99:
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef vm_Probes_inl_h
#define vm_Probes_inl_h

#include "vm/Probes.h"

#include "vm/JSContext.h"

#include "vm/JSScript-inl.h"

namespace js {

/*
 * Many probe handlers are implemented inline for minimal performance impact,
 * especially important when no backends are enabled.
 */

inline bool
probes::CallTrackingActive(JSContext* cx)
{
#ifdef INCLUDE_MOZILLA_DTRACE
    if (JAVASCRIPT_FUNCTION_ENTRY_ENABLED() || JAVASCRIPT_FUNCTION_RETURN_ENABLED()) {
        return true;
    }
#endif
    return false;
}

inline bool
probes::EnterScript(JSContext* cx, JSScript* script, JSFunction* maybeFun,
                    InterpreterFrame* fp)
{
#ifdef INCLUDE_MOZILLA_DTRACE
    if (JAVASCRIPT_FUNCTION_ENTRY_ENABLED()) {
        DTraceEnterJSFun(cx, maybeFun, script);
    }
#endif

    JSRuntime* rt = cx->runtime();
    if (rt->geckoProfiler().enabled()) {
        if (!cx->geckoProfiler().enter(cx, script, maybeFun)) {
            return false;
        }
        MOZ_ASSERT_IF(!fp->script()->isGenerator() &&
                      !fp->script()->isAsync(),
                      !fp->hasPushedGeckoProfilerFrame());
        fp->setPushedGeckoProfilerFrame();
    }

    if (script->trackRecordReplayProgress()) {
        mozilla::recordreplay::AdvanceExecutionProgressCounter();
    }

    return true;
}

inline void
probes::ExitScript(JSContext* cx, JSScript* script, JSFunction* maybeFun, bool popProfilerFrame)
{
#ifdef INCLUDE_MOZILLA_DTRACE
    if (JAVASCRIPT_FUNCTION_RETURN_ENABLED()) {
        DTraceExitJSFun(cx, maybeFun, script);
    }
#endif

    if (popProfilerFrame) {
        cx->geckoProfiler().exit(script, maybeFun);
    }
}

inline bool
probes::StartExecution(JSScript* script)
{
    bool ok = true;

#ifdef INCLUDE_MOZILLA_DTRACE
    if (JAVASCRIPT_EXECUTE_START_ENABLED()) {
        JAVASCRIPT_EXECUTE_START((script->filename() ? (char*)script->filename() : nullName),
                                 script->lineno());
    }
#endif

    return ok;
}

inline bool
probes::StopExecution(JSScript* script)
{
    bool ok = true;

#ifdef INCLUDE_MOZILLA_DTRACE
    if (JAVASCRIPT_EXECUTE_DONE_ENABLED()) {
        JAVASCRIPT_EXECUTE_DONE((script->filename() ? (char*)script->filename() : nullName),
                                script->lineno());
    }
#endif

    return ok;
}

} /* namespace js */

#endif /* vm_Probes_inl_h */
