/// <summary>
/// R(A) = Kst(extra arg)
/// </summary>
public static void LoadKx(Instruction ins, ILuaVM vm)
{
ins.ABx(out var a, out _);
a += 1;
new Instruction(vm.Fetch()).Ax(out var ax);
vm.GetConst(ax);
vm.Replace(a);
}
public static void LoadKx(int i, ILuaVM vm)
{
int a = Instruction.GetA(i) + 1;
int ax = Instruction.GetAx(vm.Fetch());
vm.GetConst(ax);
vm.Replace(a);
}
internal static void LoadKx(Instruction i, ILuaVM vm)
{
var(a, _) = i.ABx();
a += 1;
int ax = ((Instruction)vm.Fetch()).Ax();
vm.GetConst(ax);
vm.Replace(a);
}
//R(A)[(C - 1)*FPF+i] := R(A + i)
public static void SetList(int i, ILuaVM vm)
{
int a = Instruction.GetA(i) + 1;
int b = Instruction.GetB(i);
int c = Instruction.GetC(i);
c = c > 0 ? c - 1 : Instruction.GetAx(vm.Fetch());
vm.CheckStack(1);
int idx = c * LFIELDS_PER_FLUSH;
for (int j = 1; j <= b; j++)
{
idx++;
vm.PushValue(a + j);
vm.SetI(a, idx);
}
}
public static void SetList(Instruction i, ILuaVM vm)
{
const int FIELDS_PER_FLUSH = 50;
var(a, b, c) = i.ABC();
a += 1;
bool bIsZero = b == 0;
if (bIsZero)
{
b = (int)vm.ToInteger(-1) - a - 1;
vm.Pop(1);
}
if (c > 0)
{
c -= 1;
}
else
{
c = ((Instruction)vm.Fetch()).Ax();
}
Int64 idx = (Int64)(c * FIELDS_PER_FLUSH);
for (int j = 1; j <= b; j++)
{
idx++;
vm.PushValue(a + j);
vm.SetI(a, idx);
}
if (bIsZero)
{
for (int j = vm.RegisterCount() + 1; j <= vm.GetTop(); j++)
{
idx++;
vm.PushValue(j);
vm.SetI(a, idx);
}
vm.SetTop(vm.RegisterCount());
}
}
/// <summary>
/// R(A)[(C - 1) * FPF + i] := R(A + i), 1 <= i <= B
/// </summary>
public static void SetList(Instruction ins, ILuaVM vm)
{
ins.ABC(out var a, out var b, out var c);
a += 1;
if (c > 0)
{
c--;
}
else
{
new Instruction(vm.Fetch()).Ax(out c);
}
var bIsZero = b == 0;
if (bIsZero)
{
b = (int)vm.ToInteger(-1) - a - 1;
vm.Pop(1);
}
vm.CheckStack(1);
var idx = (LuaInt)(c * LFIELDS_PER_FLUSH);
for (var j = 1; j <= b; j++)
{
idx++;
vm.PushValue(a + j);
vm.SetI(a, idx);
}
if (bIsZero)
{
for (var j = vm.RegisterCount() + 1; j <= vm.GetTop(); j++)
{
idx++;
vm.PushValue(j);
vm.SetI(a, idx);
}
vm.SetTop(vm.RegisterCount());
}
}