const UINT32 DASMFLAG_LENGTHMASK = 0x0000ffff; // the low 16-bits contain the actual length
extern CPU_DISASSEMBLE(m6502);
-int M6502::debug_dasm(uint32_t pc, _TCHAR *buffer, size_t buffer_len)
+int M6502::debug_dasm_with_userdata(uint32_t pc, _TCHAR *buffer, size_t buffer_len, uint32_t userdata)
{
#ifdef USE_DEBUGGER
uint8_t oprom[4];