/*
Copyright (c) 2017 Microsoft Corporation. All rights reserved.
Released under Apache 2.0 license as described in the file LICENSE.

Author: Gabriel Ebner
*/
#include "library/profiling.h"
#include "util/option_declarations.h"

#ifndef LEAN_DEFAULT_PROFILER
#define LEAN_DEFAULT_PROFILER false
#endif

#ifndef LEAN_DEFAULT_PROFILER_THRESHOLD
#define LEAN_DEFAULT_PROFILER_THRESHOLD 100
#endif

namespace lean {

static name * g_profiler           = nullptr;
static name * g_profiler_threshold = nullptr;

bool get_profiler(options const & opts) {
    return opts.get_bool(*g_profiler, LEAN_DEFAULT_PROFILER);
}

second_duration get_profiling_threshold(options const & opts) {
    return second_duration(static_cast<double>(opts.get_unsigned(*g_profiler_threshold, LEAN_DEFAULT_PROFILER_THRESHOLD))/1000.0);
}

void initialize_profiling() {
    g_profiler           = new name{"profiler"};
    mark_persistent(g_profiler->raw());
    g_profiler_threshold = new name{"profiler", "threshold"};
    mark_persistent(g_profiler_threshold->raw());
    register_bool_option(*g_profiler, LEAN_DEFAULT_PROFILER, "(profiler) profile tactics and vm_eval command");
    register_unsigned_option(*g_profiler_threshold, LEAN_DEFAULT_PROFILER_THRESHOLD,
                             "(profiler) threshold in milliseconds, profiling times under threshold will not be reported");
}

void finalize_profiling() {
    delete g_profiler;
    delete g_profiler_threshold;
}

}