dynarmic: Add option to disable CPU JIT optimizations

2 files changed, 9 insertions, 2 deletions

diff --git a/src/core/arm/dynarmic/arm_dynarmic_64.cpp b/src/core/arm/dynarmic/arm_dynarmic_64.cpp
index 9add5d363..65cbfe5e6 100644
--- a/src/core/arm/dynarmic/arm_dynarmic_64.cpp
+++ b/src/core/arm/dynarmic/arm_dynarmic_64.cpp
@@ -20,6 +20,7 @@
 #include "core/hle/kernel/scheduler.h"
 #include "core/hle/kernel/svc.h"
 #include "core/memory.h"
+#include "core/settings.h"
 
 namespace Core {
 
@@ -144,6 +145,8 @@ std::shared_ptr<Dynarmic::A64::Jit> ARM_Dynarmic_64::MakeJit(Common::PageTable&
     config.page_table_address_space_bits = address_space_bits;
     config.silently_mirror_page_table = false;
     config.absolute_offset_page_table = true;
+    config.detect_misaligned_access_via_page_table = 16 | 32 | 64 | 128;
+    config.only_detect_misalignment_via_page_table_on_page_boundary = true;
 
     // Multi-process state
     config.processor_id = core_index;
@@ -159,8 +162,11 @@ std::shared_ptr<Dynarmic::A64::Jit> ARM_Dynarmic_64::MakeJit(Common::PageTable&
     // Unpredictable instructions
     config.define_unpredictable_behaviour = true;
 
-    config.detect_misaligned_access_via_page_table = 16 | 32 | 64 | 128;
-    config.only_detect_misalignment_via_page_table_on_page_boundary = true;
+    // Optimizations
+    if (Settings::values.disable_cpu_opt) {
+        config.enable_optimizations = false;
+        config.enable_fast_dispatch = false;
+    }
 
     return std::make_shared<Dynarmic::A64::Jit>(config);
 }
diff --git a/src/core/settings.h b/src/core/settings.h
index 79ec01731..c73d1c596 100644
--- a/src/core/settings.h
+++ b/src/core/settings.h
@@ -464,6 +464,7 @@ struct Values {
     bool dump_nso;
     bool reporting_services;
     bool quest_flag;
+    bool disable_cpu_opt;
 
     // BCAT
     std::string bcat_backend;