Merge pull request #8089 from merryhime/paranoia

configuration: Add Paranoid CPU accuracy level

src/common/settings.h

@@ -38,6 +38,7 @@ enum class CPUAccuracy : u32 {
     Auto = 0,
     Accurate = 1,
     Unsafe = 2,
+    Paranoid = 3,
 };
 
 enum class FullscreenMode : u32 {
@@ -470,7 +471,7 @@ struct Values {
 
     // Cpu
     RangedSetting<CPUAccuracy> cpu_accuracy{CPUAccuracy::Auto, CPUAccuracy::Auto,
-                                            CPUAccuracy::Unsafe, "cpu_accuracy"};
+                                            CPUAccuracy::Paranoid, "cpu_accuracy"};
     // TODO: remove cpu_accuracy_first_time, migration setting added 8 July 2021
     BasicSetting<bool> cpu_accuracy_first_time{true, "cpu_accuracy_first_time"};
     BasicSetting<bool> cpu_debug_mode{false, "cpu_debug_mode"};

src/core/arm/dynarmic/arm_dynarmic_32.cpp

@@ -186,8 +186,7 @@ std::shared_ptr<Dynarmic::A32::Jit> ARM_Dynarmic_32::MakeJit(Common::PageTable*
         if (!Settings::values.cpuopt_recompile_exclusives) {
             config.recompile_on_exclusive_fastmem_failure = false;
         }
-    }
-
+    } else {
         // Unsafe optimizations
         if (Settings::values.cpu_accuracy.GetValue() == Settings::CPUAccuracy::Unsafe) {
             config.unsafe_optimizations = true;
@@ -217,6 +216,13 @@ std::shared_ptr<Dynarmic::A32::Jit> ARM_Dynarmic_32::MakeJit(Common::PageTable*
             config.optimizations |= Dynarmic::OptimizationFlag::Unsafe_IgnoreGlobalMonitor;
         }
 
+        // Paranoia mode for debugging optimizations
+        if (Settings::values.cpu_accuracy.GetValue() == Settings::CPUAccuracy::Paranoid) {
+            config.unsafe_optimizations = false;
+            config.optimizations = Dynarmic::no_optimizations;
+        }
+    }
+
     return std::make_unique<Dynarmic::A32::Jit>(config);
 }
 

src/core/arm/dynarmic/arm_dynarmic_64.cpp

@@ -248,8 +248,7 @@ std::shared_ptr<Dynarmic::A64::Jit> ARM_Dynarmic_64::MakeJit(Common::PageTable*
         if (!Settings::values.cpuopt_recompile_exclusives) {
             config.recompile_on_exclusive_fastmem_failure = false;
         }
-    }
-
+    } else {
         // Unsafe optimizations
         if (Settings::values.cpu_accuracy.GetValue() == Settings::CPUAccuracy::Unsafe) {
             config.unsafe_optimizations = true;
@@ -279,6 +278,13 @@ std::shared_ptr<Dynarmic::A64::Jit> ARM_Dynarmic_64::MakeJit(Common::PageTable*
             config.optimizations |= Dynarmic::OptimizationFlag::Unsafe_IgnoreGlobalMonitor;
         }
 
+        // Paranoia mode for debugging optimizations
+        if (Settings::values.cpu_accuracy.GetValue() == Settings::CPUAccuracy::Paranoid) {
+            config.unsafe_optimizations = false;
+            config.optimizations = Dynarmic::no_optimizations;
+        }
+    }
+
     return std::make_shared<Dynarmic::A64::Jit>(config);
 }
 

src/yuzu/configuration/configure_cpu.ui

@@ -52,6 +52,11 @@
                <string>Unsafe</string>
               </property>
              </item>
+             <item>
+              <property name="text">
+               <string>Paranoid (disables most optimizations)</string>
+              </property>
+             </item>
             </widget>
            </item>
           </layout>