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seicopbl.cpp: 5105 / 5905 (nw)

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This commit is contained in:
angelosa 2018-05-14 15:46:07 +02:00
parent c3bb16e636
commit 8b378a8fc6
1 changed files with 22 additions and 2 deletions
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24
src/mame/machine/seicopbl.cpp
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@ -223,11 +223,31 @@ WRITE16_MEMBER(seibu_cop_bootleg_device::cmd_trigger_w)
} }
// shoot/pass is done with this // shoot/pass is done with this
// TODO: wrong /*
0x5105
sub32 (r0)
write16h 8(r0)
addmem32 4(r0)
outputs to 0x446/0x447 (d104_move_offset ?)
*/
case 0x5105: case 0x5105:
{
int val = m_host_space->read_dword(m_reg[0]);
val += m_host_space->read_word(m_reg[0] + 8);
m_host_space->write_dword(m_reg[0] + 4,val);
break;
}
/*
0x5905
write16h 10(r2)
sub32 8(r0)
addmem32 4(r1)
*/
case 0x5905: case 0x5905:
{ {
m_host_space->write_dword(m_reg[1], m_host_space->read_dword(m_reg[0])); int val = m_host_space->read_word(m_reg[2] + 0x10 + offs);
val -= m_host_space->read_dword(m_reg[0] + 8 + offs);
m_host_space->write_dword(m_reg[1] + 4 + offs,val);
break; break;
} }