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st62xx.cpp: Fixed JRR and JRS opcodes, nw

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This commit is contained in:
mooglyguy 2018-11-29 17:30:05 +01:00
parent 3cdf716d64
commit 75fbb872ef
1 changed files with 3 additions and 5 deletions
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8
src/devices/cpu/st62xx/st62xx.cpp
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@ -533,9 +533,8 @@ void st6228_device::execute_run()
const uint8_t rr = m_program->read_byte(m_pc+1);
const int8_t ee = (int8_t)m_program->read_byte(m_pc+2);
const uint8_t value = m_data->read_byte(rr);
if (BIT(value, b))
m_pc += 2;
else
m_pc += 2;
if (!BIT(value, b))
m_pc += ee;
break;
}
@ -545,10 +544,9 @@ void st6228_device::execute_run()
const uint8_t rr = m_program->read_byte(m_pc+1);
const int8_t ee = (int8_t)m_program->read_byte(m_pc+2);
const uint8_t value = m_data->read_byte(rr);
m_pc += 2;
if (BIT(value, b))
m_pc += ee;
else
m_pc += 2;
break;
}
case 0x0b: case 0x2b: case 0x4b: case 0x6b: case 0x8b: case 0xab: case 0xcb: case 0xeb: // RES b,rr