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-rw-r--r--src/core/arm/dynarmic/arm_dynarmic_32.cpp3
-rw-r--r--src/core/arm/dynarmic/arm_dynarmic_64.cpp3
-rw-r--r--src/core/settings.h1
-rw-r--r--src/yuzu/configuration/config.cpp4
-rw-r--r--src/yuzu/configuration/configure_cpu.cpp3
-rw-r--r--src/yuzu/configuration/configure_cpu.ui12
6 files changed, 26 insertions, 0 deletions
diff --git a/src/core/arm/dynarmic/arm_dynarmic_32.cpp b/src/core/arm/dynarmic/arm_dynarmic_32.cpp
index 8aaf11eee..0831dd5d2 100644
--- a/src/core/arm/dynarmic/arm_dynarmic_32.cpp
+++ b/src/core/arm/dynarmic/arm_dynarmic_32.cpp
@@ -181,6 +181,9 @@ std::shared_ptr<Dynarmic::A32::Jit> ARM_Dynarmic_32::MakeJit(Common::PageTable&
if (Settings::values.cpuopt_unsafe_reduce_fp_error) {
config.optimizations |= Dynarmic::OptimizationFlag::Unsafe_ReducedErrorFP;
}
+ if (Settings::values.cpuopt_unsafe_inaccurate_nan) {
+ config.optimizations |= Dynarmic::OptimizationFlag::Unsafe_InaccurateNaN;
+ }
}
return std::make_unique<Dynarmic::A32::Jit>(config);
diff --git a/src/core/arm/dynarmic/arm_dynarmic_64.cpp b/src/core/arm/dynarmic/arm_dynarmic_64.cpp
index d2e1dc724..4c5ebca22 100644
--- a/src/core/arm/dynarmic/arm_dynarmic_64.cpp
+++ b/src/core/arm/dynarmic/arm_dynarmic_64.cpp
@@ -212,6 +212,9 @@ std::shared_ptr<Dynarmic::A64::Jit> ARM_Dynarmic_64::MakeJit(Common::PageTable&
if (Settings::values.cpuopt_unsafe_reduce_fp_error) {
config.optimizations |= Dynarmic::OptimizationFlag::Unsafe_ReducedErrorFP;
}
+ if (Settings::values.cpuopt_unsafe_inaccurate_nan) {
+ config.optimizations |= Dynarmic::OptimizationFlag::Unsafe_InaccurateNaN;
+ }
}
return std::make_shared<Dynarmic::A64::Jit>(config);
diff --git a/src/core/settings.h b/src/core/settings.h
index 1cb7ff7f5..a324530bd 100644
--- a/src/core/settings.h
+++ b/src/core/settings.h
@@ -131,6 +131,7 @@ struct Values {
bool cpuopt_unsafe_unfuse_fma;
bool cpuopt_unsafe_reduce_fp_error;
+ bool cpuopt_unsafe_inaccurate_nan;
// Renderer
Setting<RendererBackend> renderer_backend;
diff --git a/src/yuzu/configuration/config.cpp b/src/yuzu/configuration/config.cpp
index 34c2a5f8b..43cd11ba0 100644
--- a/src/yuzu/configuration/config.cpp
+++ b/src/yuzu/configuration/config.cpp
@@ -764,6 +764,8 @@ void Config::ReadCpuValues() {
ReadSetting(QStringLiteral("cpuopt_unsafe_unfuse_fma"), true).toBool();
Settings::values.cpuopt_unsafe_reduce_fp_error =
ReadSetting(QStringLiteral("cpuopt_unsafe_reduce_fp_error"), true).toBool();
+ Settings::values.cpuopt_unsafe_inaccurate_nan =
+ ReadSetting(QStringLiteral("cpuopt_unsafe_inaccurate_nan"), true).toBool();
}
qt_config->endGroup();
@@ -1327,6 +1329,8 @@ void Config::SaveCpuValues() {
Settings::values.cpuopt_unsafe_unfuse_fma, true);
WriteSetting(QStringLiteral("cpuopt_unsafe_reduce_fp_error"),
Settings::values.cpuopt_unsafe_reduce_fp_error, true);
+ WriteSetting(QStringLiteral("cpuopt_unsafe_inaccurate_nan"),
+ Settings::values.cpuopt_unsafe_inaccurate_nan, true);
}
qt_config->endGroup();
diff --git a/src/yuzu/configuration/configure_cpu.cpp b/src/yuzu/configuration/configure_cpu.cpp
index 37fcd6adc..d055cbd60 100644
--- a/src/yuzu/configuration/configure_cpu.cpp
+++ b/src/yuzu/configuration/configure_cpu.cpp
@@ -36,6 +36,8 @@ void ConfigureCpu::SetConfiguration() {
ui->cpuopt_unsafe_unfuse_fma->setChecked(Settings::values.cpuopt_unsafe_unfuse_fma);
ui->cpuopt_unsafe_reduce_fp_error->setEnabled(runtime_lock);
ui->cpuopt_unsafe_reduce_fp_error->setChecked(Settings::values.cpuopt_unsafe_reduce_fp_error);
+ ui->cpuopt_unsafe_inaccurate_nan->setEnabled(runtime_lock);
+ ui->cpuopt_unsafe_inaccurate_nan->setChecked(Settings::values.cpuopt_unsafe_inaccurate_nan);
}
void ConfigureCpu::AccuracyUpdated(int index) {
@@ -61,6 +63,7 @@ void ConfigureCpu::ApplyConfiguration() {
static_cast<Settings::CPUAccuracy>(ui->accuracy->currentIndex());
Settings::values.cpuopt_unsafe_unfuse_fma = ui->cpuopt_unsafe_unfuse_fma->isChecked();
Settings::values.cpuopt_unsafe_reduce_fp_error = ui->cpuopt_unsafe_reduce_fp_error->isChecked();
+ Settings::values.cpuopt_unsafe_inaccurate_nan = ui->cpuopt_unsafe_inaccurate_nan->isChecked();
}
void ConfigureCpu::changeEvent(QEvent* event) {
diff --git a/src/yuzu/configuration/configure_cpu.ui b/src/yuzu/configuration/configure_cpu.ui
index ebdd2e6e9..bcd0962e9 100644
--- a/src/yuzu/configuration/configure_cpu.ui
+++ b/src/yuzu/configuration/configure_cpu.ui
@@ -109,6 +109,18 @@
</property>
</widget>
</item>
+ <item>
+ <widget class="QCheckBox" name="cpuopt_unsafe_inaccurate_nan">
+ <property name="text">
+ <string>Inaccurate NaN handling</string>
+ </property>
+ <property name="toolTip">
+ <string>
+ &lt;div&gt;This option improves speed by removing NaN checking. Please note this also reduces accuracy of certain floating-point instructions.&lt;/div&gt;
+ </string>
+ </property>
+ </widget>
+ </item>
</layout>
</widget>
</item>