Backend/A64: add jitstate_info.h

src/CMakeLists.txt

@@ -328,6 +328,7 @@ elseif(ARCHITECTURE_Aarch64)
          backend/A64/emitter/a64_emitter.h
          backend/A64/emitter/arm_common.h
          backend/A64/emitter/code_block.h
+         backend/A64/jitstate_info.h
     )
 else()
     message(FATAL_ERROR "Unsupported architecture")

src/backend/A64/jitstate_info.h

@@ -0,0 +1,48 @@
+/* This file is part of the dynarmic project.
+ * Copyright (c) 2018 MerryMage
+ * This software may be used and distributed according to the terms of the GNU
+ * General Public License version 2 or any later version.
+ */
+
+#pragma once
+
+#include <cstddef>
+
+#include "common/common_types.h"
+
+namespace Dynarmic::BackendA64 {
+
+struct JitStateInfo {
+    template <typename JitStateType>
+    JitStateInfo(const JitStateType&)
+        : offsetof_cycles_remaining(offsetof(JitStateType, cycles_remaining))
+        , offsetof_cycles_to_run(offsetof(JitStateType, cycles_to_run))
+        , offsetof_save_host_MXCSR(offsetof(JitStateType, save_host_MXCSR))
+        , offsetof_guest_MXCSR(offsetof(JitStateType, guest_MXCSR))
+        , offsetof_rsb_ptr(offsetof(JitStateType, rsb_ptr))
+        , rsb_ptr_mask(JitStateType::RSBPtrMask)
+        , offsetof_rsb_location_descriptors(offsetof(JitStateType, rsb_location_descriptors))
+        , offsetof_rsb_codeptrs(offsetof(JitStateType, rsb_codeptrs))
+        , offsetof_CPSR_nzcv(offsetof(JitStateType, CPSR_nzcv))
+        , offsetof_FPSCR_IDC(offsetof(JitStateType, FPSCR_IDC))
+        , offsetof_FPSCR_UFC(offsetof(JitStateType, FPSCR_UFC))
+        , offsetof_fpsr_exc(offsetof(JitStateType, fpsr_exc))
+        , offsetof_fpsr_qc(offsetof(JitStateType, fpsr_qc))
+    {}
+
+    const size_t offsetof_cycles_remaining;
+    const size_t offsetof_cycles_to_run;
+    const size_t offsetof_save_host_MXCSR;
+    const size_t offsetof_guest_MXCSR;
+    const size_t offsetof_rsb_ptr;
+    const size_t rsb_ptr_mask;
+    const size_t offsetof_rsb_location_descriptors;
+    const size_t offsetof_rsb_codeptrs;
+    const size_t offsetof_CPSR_nzcv;
+    const size_t offsetof_FPSCR_IDC;
+    const size_t offsetof_FPSCR_UFC;
+    const size_t offsetof_fpsr_exc;
+    const size_t offsetof_fpsr_qc;
+};
+
+} // namespace Dynarmic::BackendA64