diff --git a/src/core/arm/dynarmic/arm_dynarmic_32.cpp b/src/core/arm/dynarmic/arm_dynarmic_32.cpp
index 81942a3dc8..21641744d5 100644
--- a/src/core/arm/dynarmic/arm_dynarmic_32.cpp
+++ b/src/core/arm/dynarmic/arm_dynarmic_32.cpp
@@ -211,7 +211,7 @@ std::shared_ptr<Dynarmic::A32::Jit> ArmDynarmic32::MakeJit(Common::PageTable* pa
     config.enable_cycle_counting = !m_uses_wall_clock;
 
     // Code cache size
-#ifdef ARCHITECTURE_arm64
+#if defined(ARCHITECTURE_arm64) || defined(__sun__)
     config.code_cache_size = std::uint32_t(128_MiB);
 #else
     config.code_cache_size = std::uint32_t(512_MiB);
diff --git a/src/core/arm/dynarmic/arm_dynarmic_64.cpp b/src/core/arm/dynarmic/arm_dynarmic_64.cpp
index b16e3eb20f..b00a0d4346 100644
--- a/src/core/arm/dynarmic/arm_dynarmic_64.cpp
+++ b/src/core/arm/dynarmic/arm_dynarmic_64.cpp
@@ -270,7 +270,7 @@ std::shared_ptr<Dynarmic::A64::Jit> ArmDynarmic64::MakeJit(Common::PageTable* pa
     config.enable_cycle_counting = !m_uses_wall_clock;
 
     // Code cache size
-#ifdef ARCHITECTURE_arm64
+#if defined(ARCHITECTURE_arm64) || defined(__sun__)
     config.code_cache_size = std::uint32_t(128_MiB);
 #else
     config.code_cache_size = std::uint32_t(512_MiB);
diff --git a/src/dynarmic/src/dynarmic/backend/x64/a64_interface.cpp b/src/dynarmic/src/dynarmic/backend/x64/a64_interface.cpp
index e89674c9cf..0fe738e212 100644
--- a/src/dynarmic/src/dynarmic/backend/x64/a64_interface.cpp
+++ b/src/dynarmic/src/dynarmic/backend/x64/a64_interface.cpp
@@ -86,10 +86,9 @@ public:
             const u32 new_rsb_ptr = (jit_state.rsb_ptr - 1) & A64JitState::RSBPtrMask;
             if (jit_state.GetUniqueHash() == jit_state.rsb_location_descriptors[new_rsb_ptr]) {
                 jit_state.rsb_ptr = new_rsb_ptr;
-                return reinterpret_cast<CodePtr>(jit_state.rsb_codeptrs[new_rsb_ptr]);
+                return CodePtr(jit_state.rsb_codeptrs[new_rsb_ptr]);
             }
-
-            return GetCurrentBlock();
+            return CodePtr((uintptr_t(GetCurrentBlock()) + 15) & ~uintptr_t(15));
         }();
 
         const HaltReason hr = block_of_code.RunCode(&jit_state, current_code_ptr);