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CPU: Implement instruction cache simulation

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Implemented for all execution modes. Disabled by default in the cached
interpreter and recompiler, always enabled in the pure interpreter.
This commit is contained in:
Connor McLaughlin
2020-08-29 22:07:33 +10:00
parent efc00a2d0e
commit 19d6037b99
19 changed files with 449 additions and 75 deletions
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6
src/duckstation-qt/advancedsettingswidget.cpp
View File

@ -27,6 +27,8 @@ AdvancedSettingsWidget::AdvancedSettingsWidget(QtHostInterface* host_interface,
SettingWidgetBinder::BindWidgetToIntSetting(m_host_interface, m_ui.gpuMaxRunAhead, "Hacks", "GPUMaxRunAhead");
SettingWidgetBinder::BindWidgetToBoolSetting(m_host_interface, m_ui.cpuRecompilerMemoryExceptions, "CPU",
"RecompilerMemoryExceptions", false);
SettingWidgetBinder::BindWidgetToBoolSetting(m_host_interface, m_ui.cpuRecompilerICache, "CPU", "RecompilerICache",
false);
SettingWidgetBinder::BindWidgetToBoolSetting(m_host_interface, m_ui.showDebugMenu, "Main", "ShowDebugMenu");
SettingWidgetBinder::BindWidgetToBoolSetting(m_host_interface, m_ui.gpuUseDebugDevice, "GPU", "UseDebugDevice");
@ -38,6 +40,10 @@ AdvancedSettingsWidget::AdvancedSettingsWidget(QtHostInterface* host_interface,
dialog->registerWidgetHelp(m_ui.gpuUseDebugDevice, tr("Use Debug Host GPU Device"), tr("Unchecked"),
tr("Enables the usage of debug devices and shaders for rendering APIs which support them. "
"Should only be used when debugging the emulator."));
dialog->registerWidgetHelp(
m_ui.cpuRecompilerICache, tr("Enable Recompiler ICache"), tr("Unchecked"),
tr("Determines whether the CPU's instruction cache is simulated in the recompiler. Improves accuracy at a small "
"cost to performance. If games are running too fast, try enabling this option."));
}
AdvancedSettingsWidget::~AdvancedSettingsWidget() = default;

21
src/duckstation-qt/advancedsettingswidget.ui
View File

@ -184,6 +184,20 @@
</property>
</widget>
</item>
<item row="5" column="0">
<widget class="QCheckBox" name="cpuRecompilerMemoryExceptions">
<property name="text">
<string>Enable Recompiler Memory Exceptions</string>
</property>
</widget>
</item>
<item row="5" column="1">
<widget class="QCheckBox" name="cpuRecompilerICache">
<property name="text">
<string>Enable Recompiler ICache</string>
</property>
</widget>
</item>
<item row="6" column="0" colspan="2">
<widget class="QPushButton" name="resetToDefaultButton">
<property name="text">
@ -191,13 +205,6 @@
</property>
</widget>
</item>
<item row="5" column="0" colspan="2">
<widget class="QCheckBox" name="cpuRecompilerMemoryExceptions">
<property name="text">
<string>Enable Recompiler Memory Exceptions</string>
</property>
</widget>
</item>
</layout>
</widget>
</item>