- Added full-featured jumpto command.
- Minor fixes on the gui. git-svn-id: svn://svn.gna.org/svn/sgpemv2/trunk@901 3ecf2c5c-341e-0410-92b4-d18e462d057c
This commit is contained in:
parent
d8694b2f5b
commit
df4b32f1ba
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@ -187,6 +187,7 @@ src_backend_libbackend_la_SOURCES = \
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src/backend/serializer_error.cc \
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src/backend/serializers_gatekeeper.cc \
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src/backend/simulation.cc \
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src/backend/simulation_observer.cc \
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src/backend/static_process.cc \
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src/backend/static_request.cc \
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src/backend/static_resource.cc \
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@ -233,6 +234,7 @@ pkginclude_HEADERS += \
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src/backend/serializer_error.hh \
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src/backend/serializers_gatekeeper.hh \
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src/backend/simulation.hh \
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src/backend/simulation_observer.hh \
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src/backend/sub_request.hh \
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src/backend/thread.hh \
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src/backend/user_interrupt_exception.hh
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@ -13,6 +13,7 @@
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<property name="default_height">300</property>
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<property name="resizable">True</property>
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<property name="destroy_with_parent">False</property>
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<property name="icon_name">gtk-preferences</property>
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<property name="decorated">True</property>
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<property name="skip_taskbar_hint">False</property>
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<property name="skip_pager_hint">False</property>
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@ -551,7 +552,7 @@
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<child>
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<widget class="GtkVBox" id="Speed.VBox">
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<property name="visible">True</property>
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<property name="homogeneous">True</property>
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<property name="homogeneous">False</property>
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<property name="spacing">0</property>
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<child>
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@ -651,31 +652,6 @@
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</packing>
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</child>
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</widget>
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<packing>
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<property name="padding">0</property>
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<property name="expand">True</property>
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<property name="fill">True</property>
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</packing>
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</child>
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<child>
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<widget class="GtkLabel" id="Spacing.Label">
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<property name="visible">True</property>
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<property name="label" translatable="yes"></property>
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<property name="use_underline">False</property>
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<property name="use_markup">False</property>
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<property name="justify">GTK_JUSTIFY_LEFT</property>
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<property name="wrap">False</property>
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<property name="selectable">False</property>
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<property name="xalign">0.5</property>
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<property name="yalign">0.5</property>
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<property name="xpad">0</property>
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<property name="ypad">0</property>
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<property name="ellipsize">PANGO_ELLIPSIZE_NONE</property>
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<property name="width_chars">-1</property>
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<property name="single_line_mode">False</property>
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<property name="angle">0</property>
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</widget>
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<packing>
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<property name="padding">0</property>
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<property name="expand">False</property>
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@ -92,27 +92,6 @@
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</widget>
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</child>
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<child>
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<widget class="GtkMenuItem" id="MenuItem.Simulation">
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<property name="visible">True</property>
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<property name="label" translatable="yes">_Simulation</property>
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<property name="use_underline">True</property>
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<child>
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<widget class="GtkMenu" id="MenuItem.Simulation_menu">
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<child>
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<widget class="GtkImageMenuItem" id="MenuItem.Simulation.Play">
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<property name="visible">True</property>
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<property name="label">gtk-media-play</property>
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<property name="use_stock">True</property>
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</widget>
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</child>
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</widget>
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</child>
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</widget>
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</child>
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<child>
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<widget class="GtkMenuItem" id="MenuItem.Edit">
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<property name="visible">True</property>
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@ -135,21 +114,38 @@
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</child>
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<child>
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<widget class="GtkMenuItem" id="MenuItem.Help">
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<widget class="GtkMenuItem" id="MenuItem.Simulation">
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<property name="visible">True</property>
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<property name="label" translatable="yes">_Help</property>
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<property name="label" translatable="yes">_Simulation</property>
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<property name="use_underline">True</property>
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<child>
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<widget class="GtkMenu" id="MenuItem.Help_menu">
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<widget class="GtkMenu" id="MenuItem.Simulation_menu">
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<child>
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<widget class="GtkImageMenuItem" id="MenuItem.Help.About">
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<widget class="GtkImageMenuItem" id="MenuItem.Simulation.Play">
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<property name="visible">True</property>
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<property name="label">gtk-about</property>
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<property name="label">gtk-media-play</property>
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<property name="use_stock">True</property>
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</widget>
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</child>
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<child>
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<widget class="GtkImageMenuItem" id="pause1">
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<property name="visible">True</property>
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<property name="label">gtk-media-pause</property>
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<property name="use_stock">True</property>
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</widget>
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</child>
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<child>
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<widget class="GtkImageMenuItem" id="stop1">
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<property name="visible">True</property>
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<property name="label">gtk-media-stop</property>
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<property name="use_stock">True</property>
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<signal name="activate" handler="on_stop1_activate" last_modification_time="Thu, 17 Aug 2006 21:55:39 GMT"/>
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</widget>
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</child>
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</widget>
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</child>
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</widget>
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@ -175,6 +171,27 @@
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</child>
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</widget>
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</child>
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<child>
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<widget class="GtkMenuItem" id="MenuItem.Help">
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<property name="visible">True</property>
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<property name="label" translatable="yes">_Help</property>
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<property name="use_underline">True</property>
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<child>
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<widget class="GtkMenu" id="MenuItem.Help_menu">
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<child>
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<widget class="GtkImageMenuItem" id="MenuItem.Help.About">
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<property name="visible">True</property>
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<property name="label">gtk-about</property>
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<property name="use_stock">True</property>
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</widget>
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</child>
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</widget>
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</child>
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</widget>
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</child>
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</widget>
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<packing>
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<property name="padding">0</property>
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@ -19,6 +19,7 @@
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// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#include "concrete_simulation.hh"
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#include "simulation_observer.hh"
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#include "scheduler.hh"
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#include "cpu_policies_gatekeeper.hh"
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#include <glibmm/timer.h>
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@ -27,6 +28,11 @@
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#include "smartp.tcc"
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#include <algorithm>
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#include <cassert>
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#include <functional>
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#include <iostream>
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using namespace std;
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using namespace sgpem;
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using namespace memory;
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@ -34,7 +40,10 @@ using Glib::usleep;
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ConcreteSimulation::ConcreteSimulation() :
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_state(state_stopped), _mode(true), _timer_interval(1000), _policy(NULL)
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{}
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{
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_notify = false;
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_front = 0;
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}
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void
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ConcreteSimulation::set_timer(unsigned int t)
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@ -60,6 +69,37 @@ ConcreteSimulation::get_mode() const
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return _mode;
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}
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void
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ConcreteSimulation::jump_to(History::position p)
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{
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switch (_state)
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{
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case state_running:
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pause();
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break;
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case state_stopped:
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_history.reset(true);
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_front = 0;
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break;
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default:
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;
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}
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pause();
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bool yet_to_finish = true;
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while (yet_to_finish && p > _front)
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yet_to_finish = step();
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if (!yet_to_finish)
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stop();
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_history.get_size() << std::endl;
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_front = p < _front ? p : _front;
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notify_change();
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}
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void
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ConcreteSimulation::pause()
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{
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@ -81,6 +121,7 @@ ConcreteSimulation::run() throw(UserInterruptException, NullPolicyException, Mal
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return;
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case state_stopped:
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_history.reset(true);
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_front = 0;
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break;
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default:
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;
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@ -102,8 +143,12 @@ ConcreteSimulation::run() throw(UserInterruptException, NullPolicyException, Mal
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try
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{
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//step forward
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bool yet_to_finish = Scheduler::get_instance().step_forward(_history, *get_policy());
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bool yet_to_finish = true;
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if (_front == get_history().get_size() - 1)
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yet_to_finish = Scheduler::get_instance().step_forward(_history, *get_policy());
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if (!yet_to_finish) stop();
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_front++;
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notify_change();
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//sleep
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Glib::usleep(_timer_interval*1000);
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@ -128,7 +173,11 @@ ConcreteSimulation::run() throw(UserInterruptException, NullPolicyException, Mal
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{
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assert(get_policy() != NULL);
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//step forward
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bool yet_to_finish = Scheduler::get_instance().step_forward(_history, *get_policy());
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bool yet_to_finish = true;
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if (_front == get_history().get_size() - 1)
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yet_to_finish = Scheduler::get_instance().step_forward(_history, *get_policy());
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_front++;
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notify_change();
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if (yet_to_finish)
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pause();
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else
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@ -142,6 +191,34 @@ ConcreteSimulation::run() throw(UserInterruptException, NullPolicyException, Mal
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}
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}
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bool
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ConcreteSimulation::step()
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throw(UserInterruptException, NullPolicyException, MalformedPolicyException)
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{
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if (get_policy() == NULL)
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{
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stop();
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throw NullPolicyException("no policy selected");
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}
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try
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{
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assert(get_policy() != NULL);
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//step forward
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bool yet_to_finish = true;
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if (_front == get_history().get_size() - 1)
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yet_to_finish = Scheduler::get_instance().step_forward(_history, *get_policy());
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_front++;
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return yet_to_finish;
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}
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catch (const CPUPolicyException& e)
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{
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stop();
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throw;
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}
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}
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Simulation::state
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ConcreteSimulation::get_state() const
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{
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@ -154,6 +231,13 @@ ConcreteSimulation::get_history()
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return _history;
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}
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const ConcreteHistory&
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ConcreteSimulation::get_history() const
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{
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return _history;
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}
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void
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ConcreteSimulation::set_policy(CPUPolicy* p) throw(CPUPolicyException)
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{
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@ -21,9 +21,16 @@
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#ifndef CONCRETE_SIMULATION_HH
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#define CONCRETE_SIMULATION_HH 1
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#include "config.h"
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#include "simulation.hh"
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#include "concrete_history.hh"
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#include <map>
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#include <stdexcept>
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#include <utility>
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#include <vector>
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namespace sgpem
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{
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class ConcreteSimulation;
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@ -37,8 +44,12 @@ namespace sgpem
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void pause();
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void jump_to(History::position p);
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void stop();
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bool step() throw(UserInterruptException, NullPolicyException, MalformedPolicyException);
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void set_timer(const unsigned int);
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int get_timer() const;
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@ -56,8 +67,11 @@ namespace sgpem
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ConcreteHistory& get_history();
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const ConcreteHistory& get_history() const;
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CPUPolicy* get_policy();
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private:
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state _state;
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bool _mode;
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|
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@ -18,11 +18,18 @@
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// along with SGPEMv2; if not, write to the Free Software
|
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// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#include "config.h"
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#include "simulation.hh"
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#include "simulation_observer.hh"
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#include "concrete_simulation.hh"
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#include <algorithm>
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#include <functional>
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// Do not include in header file:
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#include "singleton.tcc"
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using namespace sgpem;
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// Explicit template instantiation to allow to export symbols from the DSO.
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@ -37,3 +44,47 @@ Simulation::get_instance()
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{
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return Singleton<ConcreteSimulation>::get_instance();
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}
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void
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Simulation::attach(SimulationObserver& observer)
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{
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_observers.push_back(&observer);
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}
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void
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Simulation::detach(const SimulationObserver& observer)
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{
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_observers.erase(std::find(_observers.begin(),
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_observers.end(),
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&observer));
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}
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unsigned int Simulation::get_front() const
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{
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return _front;
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}
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void
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Simulation::notify_change()
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{
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//if (!_notify) return; // what's the purpose of this?
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for (RegisteredObservers::iterator it = _observers.begin();
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it != _observers.end(); it++)
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(*it)->update(*this);
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}
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bool
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Simulation::set_notify_enabled(bool enabled)
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{
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bool old_value = _notify;
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_notify = enabled;
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// Force notify if we re-enable it
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if (old_value == false && _notify == true)
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notify_change();
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return old_value;
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}
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|
|
|
@ -25,15 +25,17 @@ namespace sgpem
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{
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class ConcreteSimulation;
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class CPUPolicy;
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class History;
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class SimulationObserver;
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}
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#include "config.h"
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#include "history.hh"
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#include "singleton.hh"
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#include "user_interrupt_exception.hh"
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#include "null_policy_exception.hh"
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#include "malformed_policy_exception.hh"
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#include <stdexcept>
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#include <utility>
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#include <vector>
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|
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namespace sgpem
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|
@ -97,6 +99,17 @@ namespace sgpem
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*/
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virtual void stop() = 0;
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||||
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|
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/**
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\brief Jumps the simulation to the specified instant
|
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|
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Pauses the simulation and jumps to the specified instant
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*/
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virtual void jump_to(History::position p) = 0;
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||||
|
||||
|
||||
|
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/**
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\brief Setter for the attribute timer_interval.
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|
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|
@ -142,11 +155,43 @@ namespace sgpem
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|||
|
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virtual History& get_history() = 0;
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virtual const History& get_history() const = 0;
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|
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virtual unsigned int get_front() const;
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|
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/**
|
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* Small kludge to avoid the need for declaration of ConcreteSimulation
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* by the calling code of Simulation::get_instance()
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*/
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static Simulation& get_instance();
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|
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|
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|
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virtual void attach(SimulationObserver& observer);
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virtual void detach(const SimulationObserver& observer);
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|
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/** \brief Enable/disable notifications to registered observers
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*
|
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* This is quite useful to disable momentarily notification while you
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* do a bunch of insertions and/or deletions in one go, in order to
|
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* speed up things.
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*
|
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* \return The old value
|
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*/
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virtual bool set_notify_enabled(bool enabled = true);
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|
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protected:
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typedef std::vector<SimulationObserver*> RegisteredObservers;
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RegisteredObservers _observers;
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|
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// since no constructor is available, these fields must be defined in concrete subclasses.
|
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bool _notify;
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History::position _front;
|
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|
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virtual void notify_change();
|
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|
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private:
|
||||
|
||||
};
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|
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}
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|
|
|
@ -23,6 +23,7 @@
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#include "backend/cpu_policy_manager.hh"
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#include "backend/policy_parameters.hh"
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#include "backend/history.hh"
|
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#include "backend/simulation.hh"
|
||||
#include "backend/serializers_gatekeeper.hh"
|
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#include "backend/serializer.hh"
|
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#include "backend/static_process.hh"
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|
@ -31,6 +32,7 @@
|
|||
#include "backend/static_request.hh"
|
||||
#include "backend/static_sub_request.hh"
|
||||
#include "backend/concrete_history.hh"
|
||||
#include "backend/concrete_simulation.hh"
|
||||
|
||||
#include "text_simulation.hh"
|
||||
|
||||
|
@ -356,7 +358,7 @@ TextSimulation::on_run(const Tokens& arguments)
|
|||
check_arguments_num(arguments, 0);
|
||||
|
||||
// Listen for updates only during scheduling
|
||||
Simulation::get_instance().get_history().attach(*this);
|
||||
Simulation::get_instance().attach(*this);
|
||||
|
||||
try
|
||||
{
|
||||
|
@ -393,7 +395,7 @@ TextSimulation::on_run(const Tokens& arguments)
|
|||
p_stderr(_("\nSimulation is now stopped\n"));
|
||||
}
|
||||
|
||||
Simulation::get_instance().get_history().detach(*this);
|
||||
Simulation::get_instance().detach(*this);
|
||||
}
|
||||
|
||||
void
|
||||
|
@ -404,6 +406,82 @@ TextSimulation::on_pause(const Tokens& arguments)
|
|||
Simulation::get_instance().pause();
|
||||
}
|
||||
|
||||
|
||||
void
|
||||
TextSimulation::on_jumpto(const Tokens& arguments)
|
||||
{
|
||||
if (!check_arguments_num(arguments, 1))
|
||||
return;
|
||||
|
||||
// Listen for updates only during scheduling
|
||||
|
||||
ustring _position = arguments[0];
|
||||
|
||||
History::position p;
|
||||
|
||||
try
|
||||
{
|
||||
int pos = string_to<int>(_position) + 1;
|
||||
if (pos < 0)
|
||||
{
|
||||
p_stderr(_("ERROR: provided instant is out of range.\n"));
|
||||
return;
|
||||
}
|
||||
p = static_cast<unsigned int>(pos);
|
||||
}
|
||||
catch (domain_error e)
|
||||
{
|
||||
p_stderr(_("ERROR: provided instant is not a valid integer\n"));
|
||||
return;
|
||||
}
|
||||
catch (out_of_range e)
|
||||
{
|
||||
p_stderr(_("ERROR: the instant is not within range.\n")); // does this make sense?
|
||||
return;
|
||||
}
|
||||
|
||||
Simulation::get_instance().attach(*this);
|
||||
|
||||
try
|
||||
{
|
||||
Simulation::get_instance().jump_to(p);
|
||||
}
|
||||
catch (const UserInterruptException& e)
|
||||
{
|
||||
p_stderr(_("ERROR: "));
|
||||
p_stderr(e.what());
|
||||
p_stderr(_("\nSimulation is now stopped\n"));
|
||||
}
|
||||
catch (const MalformedPolicyException& e)
|
||||
{
|
||||
p_stderr(_("ERROR: "));
|
||||
p_stderr(e.what());
|
||||
p_stderr(_("\nSimulation is now stopped, and "
|
||||
"the current policy will be deactivated\n"));
|
||||
try
|
||||
{
|
||||
Simulation::get_instance().set_policy(NULL);
|
||||
}
|
||||
catch(const CPUPolicyException& f)
|
||||
{
|
||||
// should never happen
|
||||
p_stderr(_("FATAL ERROR: unable to deactivate the policy: "));
|
||||
p_stderr(f.what());
|
||||
abort();
|
||||
}
|
||||
}
|
||||
catch (const NullPolicyException& e)
|
||||
{
|
||||
p_stderr(_("ERROR: "));
|
||||
p_stderr(e.what());
|
||||
p_stderr(_("\nSimulation is now stopped\n"));
|
||||
}
|
||||
|
||||
Simulation::get_instance().detach(*this);
|
||||
}
|
||||
|
||||
|
||||
|
||||
void
|
||||
TextSimulation::on_stop(const Tokens& arguments)
|
||||
{
|
||||
|
@ -524,6 +602,8 @@ TextSimulation::on_help(const Tokens& arguments)
|
|||
else if (command == "PAUSE")
|
||||
p_stdout(_("-- PAUSE COMMAND --\nPauses the simulation. The next call to RUN will "
|
||||
"continue it.\n"));
|
||||
else if (command == "JUMPTO")
|
||||
p_stdout(_("-- JUMPTO COMMAND --\nPauses the simulation and jumps to the specified instant.\n"));
|
||||
else if (command == "CONFIGURE-CPU-POLICY")
|
||||
p_stdout(_("-- CONFIGURE-CPU-POLICY COMMAND --\nConfigure parameters exposed by "
|
||||
"the cpu policy.\n\nThis is currently the only way to control the behaviour of "
|
||||
|
@ -1458,6 +1538,7 @@ TextSimulation::parse_command(TextSimulation& sim, const ustring& str)
|
|||
command_handlers["RUN"] = &TextSimulation::on_run;
|
||||
command_handlers["STOP"] = &TextSimulation::on_stop;
|
||||
command_handlers["PAUSE"] = &TextSimulation::on_pause;
|
||||
command_handlers["JUMPTO"] = &TextSimulation::on_jumpto;
|
||||
command_handlers["CONFIGURE-CPU-POLICY"] = &TextSimulation::on_configure_cpu_policy;
|
||||
command_handlers["HELP"] = &TextSimulation::on_help;
|
||||
command_handlers["GET"] = &TextSimulation::on_get;
|
||||
|
@ -1553,7 +1634,7 @@ operator<<(ostream& os, Request::state state)
|
|||
}
|
||||
|
||||
void
|
||||
TextSimulation::update(const History& changed_history)
|
||||
TextSimulation::update(const Simulation& changed_simulation)
|
||||
{
|
||||
ostringstream oss;
|
||||
int printed_instant;
|
||||
|
@ -1561,10 +1642,10 @@ TextSimulation::update(const History& changed_history)
|
|||
|
||||
|
||||
// Print header for each instant:
|
||||
if (changed_history.get_size() > 1)
|
||||
printed_instant = static_cast<int>(changed_history.get_size()) - 2;
|
||||
if (changed_simulation.get_front() > 1)
|
||||
printed_instant = static_cast<int>(changed_simulation.get_front()) - 1;
|
||||
else
|
||||
printed_instant = -1;
|
||||
printed_instant = 0;
|
||||
|
||||
oss << endl << ">>>> " << printed_instant;
|
||||
|
||||
|
@ -1572,7 +1653,7 @@ TextSimulation::update(const History& changed_history)
|
|||
// Print ready queue
|
||||
oss << endl << _("READY QUEUE: { ");
|
||||
|
||||
const Environment& env = changed_history.get_last_environment();
|
||||
const Environment& env = changed_simulation.get_history().get_environment_at(changed_simulation.get_front());
|
||||
const ReadyQueue& q = env.get_sorted_queue();
|
||||
|
||||
for (unsigned int i = 0; i < q.size(); ++i)
|
||||
|
|
|
@ -28,7 +28,7 @@
|
|||
#include "templates/smartp.hh"
|
||||
//#include "backend/policy_parameters.hh"
|
||||
#include "backend/string_utils.hh"
|
||||
#include "backend/history_observer.hh"
|
||||
#include "backend/simulation_observer.hh"
|
||||
|
||||
#include "smartp.hh"
|
||||
|
||||
|
@ -53,7 +53,7 @@ namespace sgpem
|
|||
A command-based interface is used, so methods of the base class can be called with
|
||||
a proper command string obtained from the input device(s).
|
||||
*/
|
||||
class SG_DLLEXPORT TextSimulation : public HistoryObserver
|
||||
class SG_DLLEXPORT TextSimulation : public SimulationObserver
|
||||
{
|
||||
public:
|
||||
TextSimulation();
|
||||
|
@ -71,7 +71,7 @@ namespace sgpem
|
|||
Prints the actual state of the simulation, with emphasis on the current
|
||||
status of the scheduling process (ready queue and running process).
|
||||
*/
|
||||
virtual void update(const History& changed_history);
|
||||
virtual void update(const Simulation& changed_simulation);
|
||||
|
||||
bool check_arguments_num(const Tokens& arguments, unsigned int num);
|
||||
bool unsaved_ask_confirm() const;
|
||||
|
@ -81,6 +81,7 @@ namespace sgpem
|
|||
void get_parameter(CommandParameter<T>& parameter);
|
||||
void on_run(const Tokens& arguments);
|
||||
void on_pause(const Tokens& arguments);
|
||||
void on_jumpto(const Tokens& arguments);
|
||||
void on_stop(const Tokens& arguments);
|
||||
void on_configure_cpu_policy(const Tokens& arguments);
|
||||
void on_help(const Tokens& arguments);
|
||||
|
|
Loading…
Reference in New Issue