Register view and semi working stepping

src/debugger/debugger.cpp

@@ -13,6 +13,7 @@
 // clang-format on
 
 #include "disassembly_view.h"
+#include "register_view.h"
 #include "debugger_api.h"
 
 extern int debugger_active;
@@ -173,6 +174,7 @@ Debugger* Debugger_create() {
 
     debugger->memory_view = new MemoryView();
     debugger->d_view = DisassemblyView_create(debugger->capstone);
+    debugger->register_view = RegisterView_create();
 
     s_debugger = debugger;
 
@@ -218,6 +220,7 @@ static void draw_debugger_window(Debugger* self) {
     */
 
     DisassemblyView_update(self->d_view, "Dummy");
+    RegisterView_update(self->register_view);
 
     uae_u8* addr = memory_get_real_address(0x00c000000);
     self->memory_view->draw_window("Memory View", addr, 512 * 1024);

src/debugger/debugger.h

@@ -9,6 +9,7 @@ struct SDL_Window;
 struct SDL_Renderer;
 union SDL_Event;
 struct DisassemblyView;
+struct RegisterView;
 
 ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
 
@@ -18,6 +19,7 @@ struct Debugger {
     csh capstone;
     MemoryView* memory_view;
     DisassemblyView* d_view;
+    RegisterView* register_view;
 };
 
 enum DebuggerMode {

src/debugger/register_view.cpp

@@ -0,0 +1,57 @@
+#include <stdint.h>
+#include <dear_imgui/imgui.h>
+#include "register_view.h"
+#include "sysconfig.h"
+#include "sysdeps.h"
+#include "options.h"
+#include "memory.h"
+#include "newcpu.h"
+
+struct RegisterView {
+    uint32_t dummy;
+};
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+RegisterView* RegisterView_create() {
+    return new RegisterView();
+}
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+void RegisterView_update(RegisterView* self) {
+    static bool open = true;
+
+    ImGuiTableFlags flags = ImGuiTableFlags_Resizable
+        | ImGuiTableFlags_Reorderable
+        | ImGuiTableFlags_Hideable
+        | ImGuiTableFlags_BordersOuter
+        | ImGuiTableFlags_BordersV;
+
+    if (ImGui::Begin("Registers", &open, ImGuiWindowFlags_NoScrollbar)) {
+        if (ImGui::BeginTable("disassembly", 2, flags)) {
+            ImGui::TableSetupColumn("Register");
+            ImGui::TableSetupColumn("Value");
+            ImGui::TableHeadersRow();
+
+            for (int i = 0; i < 8; i++) {
+                ImGui::TableNextColumn();
+                ImGui::Text("a%d", i);
+                ImGui::TableNextColumn();
+                ImGui::Text("%08X", m68k_areg(regs, i)); 
+            }
+
+            for (int i = 0; i < 8; i++) {
+                ImGui::TableNextColumn();
+                ImGui::Text("d%d", i);
+                ImGui::TableNextColumn();
+                ImGui::Text("%08X", m68k_dreg(regs, i)); 
+            }
+        }
+
+        ImGui::EndTable();
+    }
+
+    ImGui::End();
+}
+

src/debugger/register_view.h

@@ -0,0 +1,8 @@
+#pragma once
+
+struct RegisterView;
+
+RegisterView* RegisterView_create();
+void RegisterView_update(RegisterView* self);
+void RegisterView_destroy(RegisterView* self);
+