diff options
Diffstat (limited to 'src/devices/cpu/tms1000/tms0980.cpp')
-rw-r--r-- | src/devices/cpu/tms1000/tms0980.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/devices/cpu/tms1000/tms0980.cpp b/src/devices/cpu/tms1000/tms0980.cpp index 8521505d585..76d295717e7 100644 --- a/src/devices/cpu/tms1000/tms0980.cpp +++ b/src/devices/cpu/tms1000/tms0980.cpp @@ -139,7 +139,7 @@ void tms0980_cpu_device::device_reset() m_fixed_decode[op] = (op & 0x80) ? F_CALL: F_BR; // 6 output bits select a microinstruction index - m_micro_decode[op] = decode_micro(m_ipla->read(op) & 0x3f); + m_micro_decode[op] = m_decode_micro.isnull() ? decode_micro(m_ipla->read(op) & 0x3f) : m_decode_micro(op); // the other ipla terms each select a fixed instruction m_fixed_decode[op] |= decode_fixed(op); @@ -151,7 +151,7 @@ void tms0980_cpu_device::device_reset() memset(&m_micro_decode[0], 0, 0x40*sizeof(u32)); for (int op = 0; op < 0x40; op++) - m_micro_direct[op] = decode_micro(op); + m_micro_direct[op] = m_decode_micro.isnull() ? decode_micro(op) : m_decode_micro(op + 0x200); } |