DSP: move DumpDSPCode from DSPLLETools to DSPCodeUtil

This code is useful outside of DSP-LLE, and I plan to modify DSP-HLE to
use it in a future commit.

Source/Core/Core/DSP/DSPCodeUtil.cpp

@@ -218,4 +218,44 @@ bool SaveBinary(const std::vector<u16>& code, const std::string& filename)
     return false;
   return true;
 }
+
+bool DumpDSPCode(const u8* code_be, int size_in_bytes, u32 crc)
+{
+  const std::string binFile =
+      StringFromFormat("%sDSP_UC_%08X.bin", File::GetUserPath(D_DUMPDSP_IDX).c_str(), crc);
+  const std::string txtFile =
+      StringFromFormat("%sDSP_UC_%08X.txt", File::GetUserPath(D_DUMPDSP_IDX).c_str(), crc);
+
+  File::IOFile pFile(binFile, "wb");
+  if (pFile)
+  {
+    pFile.WriteBytes(code_be, size_in_bytes);
+    pFile.Close();
+  }
+  else
+  {
+    PanicAlert("Can't open file (%s) to dump UCode!!", binFile.c_str());
+    return false;
+  }
+
+  // Load the binary back in.
+  std::vector<u16> code;
+  LoadBinary(binFile, code);
+
+  AssemblerSettings settings;
+  settings.show_hex = true;
+  settings.show_pc = true;
+  settings.ext_separator = '\'';
+  settings.decode_names = true;
+  settings.decode_registers = true;
+
+  std::string text;
+  DSPDisassembler disasm(settings);
+
+  if (!disasm.Disassemble(0, code, 0x0000, text))
+    return false;
+
+  return File::WriteStringToFile(text, txtFile);
+}
+
 }  // namespace DSP