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cpu/decoder - Fix build errors

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madmaurice 2023-08-29 23:13:23 +02:00
parent 517577d546
commit ef2615c1a7
1 changed files with 14 additions and 11 deletions
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25
cpu/decoder.cpp
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@ -176,7 +176,7 @@ void Cpu::executeInstruction()
{
u16 rhs = state.reg16((op >> 4) & 0x3);
u16 res12 = (state.HL & 0x0FFF) + (rhs & 0x0FFF);
state.halfcarry = (res11 & 0x1000);
state.halfcarry = (res12 & 0x1000);
u32 res32 = (u32)state.HL + (u32)rhs;
state.carry = (res32 & 0x10000);
state.subtract = false;
@ -457,16 +457,19 @@ void Cpu::executeInstruction()
break;
case 0xE8: // ADD SP, e8
u32 lhs = state.SP;
s32 rhs = (s8)readPC8();
u32 low_add = (lhs & 0x0FFF) + (rhs & 0x0FFF);
state.halfcarry = (low_add & 0x1000);
u32 res32 = lhs + rhs;
state.carry = (res32 & 0x10000);
state.SP = (u16)res32;
state.subtract = false;
state.zero = false;
mcycles = 4;
{
u32 lhs = state.SP;
s32 rhs = (s8)readPC8();
u32 low_add = (lhs & 0x0FFF) + (rhs & 0x0FFF);
state.halfcarry = (low_add & 0x1000);
u32 res32 = lhs + rhs;
state.carry = (res32 & 0x10000);
state.SP = (u16)res32;
state.subtract = false;
state.zero = false;
mcycles = 4;
}
break;
default:
panic("Unknown opcode 0x%x\n",op);