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m6809/konami: match indexed opcode timing with hd6309

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This commit is contained in:
hap 2022-12-13 19:06:14 +01:00
parent dc65cb828d
commit a14a224a82
1 changed files with 5 additions and 5 deletions
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10
src/devices/cpu/m6809/konami.ops
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@ -373,7 +373,7 @@ INDEXED:
m_ea.w = ireg(); // need to do this now because ireg() might be PC
@m_temp.b.l = read_opcode_arg();
m_temp.w = m_ea.w + (int8_t) m_temp.b.l;
eat(1);
eat(2);
break;
case 0x25: case 0x35: case 0x55: case 0x65: case 0x75:
@ -398,19 +398,19 @@ INDEXED:
case 0xA0: case 0xB0: case 0xD0: case 0xE0: case 0xF0:
// relative to register A
m_temp.w = ireg() + (int8_t) m_q.r.a;
@eat(1);
eat(2);
break;
case 0xA1: case 0xB1: case 0xD1: case 0xE1: case 0xF1:
// relative to register B
m_temp.w = ireg() + (int8_t) m_q.r.b;
@eat(1);
eat(2);
break;
case 0xA7: case 0xB7: case 0xD7: case 0xE7: case 0xF7:
// relative to register D
m_temp.w = ireg() + (int16_t) m_q.r.d;
@eat(2);
eat(2);
break;
default:
@ -425,7 +425,7 @@ INDEXED:
set_ea(m_temp.w);
@m_temp.b.h = read_operand(0);
@m_temp.b.l = read_operand(1);
nop();
eat(1);
}
set_ea(m_temp.w);