Core: Fix warnings in gpu.cpp

src/core/hw/gpu.cpp

@@ -49,7 +49,7 @@ inline void Write(u32 addr, const T data) {
         return;
     }
 
-    g_regs[index] = data;
+    g_regs[index] = static_cast<u32>(data);
 
     switch (index) {
 
@@ -81,9 +81,9 @@ inline void Write(u32 addr, const T data) {
             u8* source_pointer = Memory::GetPointer(Memory::PhysicalToVirtualAddress(config.GetPhysicalInputAddress()));
             u8* dest_pointer = Memory::GetPointer(Memory::PhysicalToVirtualAddress(config.GetPhysicalOutputAddress()));
 
-            for (int y = 0; y < config.output_height; ++y) {
+            for (u32 y = 0; y < config.output_height; ++y) {
                 // TODO: Why does the register seem to hold twice the framebuffer width?
-                for (int x = 0; x < config.output_width; ++x) {
+                for (u32 x = 0; x < config.output_width; ++x) {
                     struct {
                         int r, g, b, a;
                     } source_color = { 0, 0, 0, 0 };
@@ -134,10 +134,10 @@ inline void Write(u32 addr, const T data) {
                 }
             }
 
-            DEBUG_LOG(GPU, "DisplayTriggerTransfer: 0x%08x bytes from 0x%08x(%dx%d)-> 0x%08x(%dx%d), dst format %x",
+            DEBUG_LOG(GPU, "DisplayTriggerTransfer: 0x%08x bytes from 0x%08x(%ux%u)-> 0x%08x(%ux%u), dst format %x",
                       config.output_height * config.output_width * 4,
-                      config.GetPhysicalInputAddress(), (int)config.input_width, (int)config.input_height,
-                      config.GetPhysicalOutputAddress(), (int)config.output_width, (int)config.output_height,
+                      config.GetPhysicalInputAddress(), config.input_width, config.input_height,
+                      config.GetPhysicalOutputAddress(), config.output_width, config.output_height,
                       config.output_format.Value());
         }
         break;

src/video_core/pica.h

@@ -516,12 +516,12 @@ struct Regs {
     // Used for debugging purposes, so performance is not an issue here
     static std::string GetCommandName(int index) {
         std::map<u32, std::string> map;
-        Regs regs;
 
         // TODO: MSVC does not support using offsetof() on non-static data members even though this
         //       is technically allowed since C++11. Hence, this functionality is disabled until
         //       MSVC properly supports it.
         #ifndef _MSC_VER
+        Regs regs;
         #define ADD_FIELD(name)                                                                               \
             do {                                                                                              \
                 map.insert({PICA_REG_INDEX(name), #name});                                                    \