1 files changed, 23 insertions, 16 deletions

diff --git a/src/core/gdbstub/gdbstub.cpp b/src/core/gdbstub/gdbstub.cpp
index 20bb50868..37cb28848 100644
--- a/src/core/gdbstub/gdbstub.cpp
+++ b/src/core/gdbstub/gdbstub.cpp
@@ -468,7 +468,8 @@ static u8 ReadByte() {
 
 /// Calculate the checksum of the current command buffer.
 static u8 CalculateChecksum(const u8* buffer, std::size_t length) {
-    return static_cast<u8>(std::accumulate(buffer, buffer + length, 0, std::plus<u8>()));
+    return static_cast<u8>(std::accumulate(buffer, buffer + length, u8{0},
+                                           [](u8 lhs, u8 rhs) { return u8(lhs + rhs); }));
 }
 
 /**
@@ -507,8 +508,9 @@ static void RemoveBreakpoint(BreakpointType type, VAddr addr) {
               bp->second.len, bp->second.addr, static_cast<int>(type));
 
     if (type == BreakpointType::Execute) {
-        Memory::WriteBlock(bp->second.addr, bp->second.inst.data(), bp->second.inst.size());
-        Core::System::GetInstance().InvalidateCpuInstructionCaches();
+        auto& system = Core::System::GetInstance();
+        system.Memory().WriteBlock(bp->second.addr, bp->second.inst.data(), bp->second.inst.size());
+        system.InvalidateCpuInstructionCaches();
     }
     p.erase(addr);
 }
@@ -968,12 +970,13 @@ static void ReadMemory() {
         SendReply("E01");
     }
 
-    if (!Memory::IsValidVirtualAddress(addr)) {
+    auto& memory = Core::System::GetInstance().Memory();
+    if (!memory.IsValidVirtualAddress(addr)) {
         return SendReply("E00");
     }
 
     std::vector<u8> data(len);
-    Memory::ReadBlock(addr, data.data(), len);
+    memory.ReadBlock(addr, data.data(), len);
 
     MemToGdbHex(reply, data.data(), len);
     reply[len * 2] = '\0';
@@ -983,22 +986,23 @@ static void ReadMemory() {
 /// Modify location in memory with data received from the gdb client.
 static void WriteMemory() {
     auto start_offset = command_buffer + 1;
-    auto addr_pos = std::find(start_offset, command_buffer + command_length, ',');
-    VAddr addr = HexToLong(start_offset, static_cast<u64>(addr_pos - start_offset));
+    const auto addr_pos = std::find(start_offset, command_buffer + command_length, ',');
+    const VAddr addr = HexToLong(start_offset, static_cast<u64>(addr_pos - start_offset));
 
     start_offset = addr_pos + 1;
-    auto len_pos = std::find(start_offset, command_buffer + command_length, ':');
-    u64 len = HexToLong(start_offset, static_cast<u64>(len_pos - start_offset));
+    const auto len_pos = std::find(start_offset, command_buffer + command_length, ':');
+    const u64 len = HexToLong(start_offset, static_cast<u64>(len_pos - start_offset));
 
-    if (!Memory::IsValidVirtualAddress(addr)) {
+    auto& system = Core::System::GetInstance();
+    auto& memory = system.Memory();
+    if (!memory.IsValidVirtualAddress(addr)) {
         return SendReply("E00");
     }
 
     std::vector<u8> data(len);
-
     GdbHexToMem(data.data(), len_pos + 1, len);
-    Memory::WriteBlock(addr, data.data(), len);
-    Core::System::GetInstance().InvalidateCpuInstructionCaches();
+    memory.WriteBlock(addr, data.data(), len);
+    system.InvalidateCpuInstructionCaches();
     SendReply("OK");
 }
 
@@ -1054,12 +1058,15 @@ static bool CommitBreakpoint(BreakpointType type, VAddr addr, u64 len) {
     breakpoint.active = true;
     breakpoint.addr = addr;
     breakpoint.len = len;
-    Memory::ReadBlock(addr, breakpoint.inst.data(), breakpoint.inst.size());
+
+    auto& system = Core::System::GetInstance();
+    auto& memory = system.Memory();
+    memory.ReadBlock(addr, breakpoint.inst.data(), breakpoint.inst.size());
 
     static constexpr std::array<u8, 4> btrap{0x00, 0x7d, 0x20, 0xd4};
     if (type == BreakpointType::Execute) {
-        Memory::WriteBlock(addr, btrap.data(), btrap.size());
-        Core::System::GetInstance().InvalidateCpuInstructionCaches();
+        memory.WriteBlock(addr, btrap.data(), btrap.size());
+        system.InvalidateCpuInstructionCaches();
     }
     p.insert({addr, breakpoint});