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Diffstat (limited to 'src/devices/cpu/xavix2/xavix2.cpp')
-rw-r--r--src/devices/cpu/xavix2/xavix2.cpp8
1 files changed, 5 insertions, 3 deletions
diff --git a/src/devices/cpu/xavix2/xavix2.cpp b/src/devices/cpu/xavix2/xavix2.cpp
index 6bc9786884b..073e9de1efb 100644
--- a/src/devices/cpu/xavix2/xavix2.cpp
+++ b/src/devices/cpu/xavix2/xavix2.cpp
@@ -190,18 +190,20 @@ void xavix2_device::execute_run()
case 0xac: case 0xad: m_r[r1(opcode)] = do_lsr(m_r[r2(opcode)], m_r[r3(opcode)]); break;
case 0xae: case 0xaf: m_r[r1(opcode)] = do_lsl(m_r[r2(opcode)], m_r[r3(opcode)]); break;
- // d0-d1
+ case 0xd0: if(m_f & F_V) npc = m_pc + val8s(opcode); break;
+ case 0xd1: if(((m_f & F_N) && !(m_f & F_V)) || ((m_f & F_V) && !(m_f & F_N))) npc = m_pc + val8s(opcode); break;
case 0xd2: if(m_f & F_Z) npc = m_pc + val8s(opcode); break;
case 0xd3: if((m_f & F_Z) || ((m_f & F_N) && !(m_f & F_V)) || ((m_f & F_V) && !(m_f & F_N))) npc = m_pc + val8s(opcode); break;
case 0xd4: if(m_f & F_N) npc = m_pc + val8s(opcode); break;
case 0xd5: npc = m_pc + val8s(opcode); break;
case 0xd6: if(m_f & F_C) npc = m_pc + val8s(opcode); break;
case 0xd7: if((m_f & F_Z) || (m_f & F_C)) npc = m_pc + val8s(opcode); break;
- // d8-d9
+ case 0xd8: if(!(m_f & F_V)) npc = m_pc + val8s(opcode); break;
+ case 0xd9: if(((m_f & F_N) && (m_f & F_V)) || (!(m_f & F_V) && !(m_f & F_N))) npc = m_pc + val8s(opcode); break;
case 0xda: if(!(m_f & F_Z)) npc = m_pc + val8s(opcode); break;
case 0xdb: if((!(m_f & F_Z) && (m_f & F_N) && (m_f & F_V)) || (!(m_f & F_Z) && !(m_f & F_V) && !(m_f & F_N))) npc = m_pc + val8s(opcode); break;
case 0xdc: if(!(m_f & F_N)) npc = m_pc + val8s(opcode); break;
- // dd
+ case 0xdd: break;
case 0xde: if(!(m_f & F_C)) npc = m_pc + val8s(opcode); break;
case 0xdf: if(!(m_f & F_Z) && !(m_f & F_C)) npc = m_pc + val8s(opcode); break;