private void Sbc()
{
var mem = RewriteOperand(instrCur.Operand);
var a = frame.EnsureRegister(Registers.a);
var c = frame.EnsureFlagGroup((uint)FlagM.CF, "C", PrimitiveType.Bool);
emitter.Assign(
a,
emitter.ISub(
emitter.ISub(a, mem),
emitter.Not(c)));
emitter.Assign(
frame.EnsureFlagGroup((uint)Instruction.DefCc(instrCur.Code), "NVZC", PrimitiveType.Byte),
emitter.Cond(a));
}
private void Sbc()
{
var mem = RewriteOperand(instrCur.Operands[0]);
var a = binder.EnsureRegister(Registers.a);
var c = binder.EnsureFlagGroup(Registers.p, (uint)FlagM.CF, "C", PrimitiveType.Bool);
m.Assign(
a,
m.ISub(
m.ISub(a, mem),
m.Not(c)));
m.Assign(
binder.EnsureFlagGroup(Registers.p, (uint)Instruction.DefCc(instrCur.Mnemonic), "NVZC", PrimitiveType.Byte),
m.Cond(a));
}
private void Adc()
{
var mem = RewriteOperand(instrCur.Operand);
var a = binder.EnsureRegister(Registers.a);
var c = binder.EnsureFlagGroup(Registers.p, (uint)FlagM.CF, "C", PrimitiveType.Bool);
m.Assign(
a,
m.IAdd(
m.IAdd(a, mem),
c));
m.Assign(
binder.EnsureFlagGroup(Registers.p, (uint)Instruction.DefCc(instrCur.Code), "NVZC", PrimitiveType.Byte),
m.Cond(a));
}
