registers = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0}
local r = registers
return function(content,deb)
  local index = 1
  local cycles = 0
  local instructions = {
    ["add (%-?%d+) (%-?%d+) (%-?%d+)"] = function(d,a,b) r[d + 1] = r[a + 1] + r[b + 1]; cycles = cycles + 1 end,
    ["sub (%-?%d+) (%-?%d+) (%-?%d+)"] = function(d,a,b) r[d + 1] = r[a + 1] - r[b + 1]; cycles = cycles + 1 end,
    ["mul (%-?%d+) (%-?%d+) (%-?%d+)"] = function(d,a,b) r[d + 1] = r[a + 1] * r[b + 1]; cycles = cycles + 1 end,
    ["shl (%-?%d+) (%-?%d+)"] = function(d,a) r[d + 1] = r[d + 1] << r[a + 1]; cycles = cycles + 1 end,
    ["shr (%-?%d+) (%-?%d+)"] = function(d,a) r[d + 1] = r[d + 1] >> r[a + 1]; cycles = cycles + 1 end,
    ["bor (%-?%d+) (%-?%d+)"] = function(d,a,b) r[d + 1] = r[a + 1] | r[b + 1]; cycles = cycles + 1 end,
    ["band (%-?%d+) (%-?%d+)"] = function(d,a,b) r[d + 1] = r[a + 1] & r[b + 1]; cycles = cycles + 1 end,
    ["li (%-?%d+) (%-?%d+)"] = function(d,i) r[d + 1] = i; cycles = cycles + 3 end,
    ["jz (%-?%d+) (%-?%d+)"] = function(a,i) if r[a + 1] == 0 then index = index + i - 1 end; cycles = cycles + 3 end,
    ["jp (%-?%d+) (%-?%d+)"] = function(a,i) if r[a + 1] > 0 then index = index + i - 1 end; cycles = cycles + 3 end,
    ["TELL (%-?%d+)"] = function(r) print("    ",registers[r + 1]); end, -- DEBUGGING, NOT IN FUNNYCORE!!!
    ["COMMENT (.+)"] = function() return true; end,
    ["HALT"] = function(r) index = -1 end
  }
  local lines = {}
  for line in content:gmatch("[^\n\r]+") do 
    local thing = function()
      for pattern,callback in pairs(instructions) do
        local result = {}
        for index,item in pairs({line:match(pattern)}) do
          table.insert(result,tonumber(item))
        end
        if #result ~= 0 then
          local a,b,c = table.unpack(result)
          return function() callback(a,b,c) end
        end
      end
    end
    table.insert(lines,thing())
  end
  while lines[index] do
    if not lines[index]() then
      if deb then
        print(lines[index],string.format("R{%s}:%i",table.concat(registers,","),cycles))
      end
    end
    index = index + 1
  end 
  return registers,string.format("R{%s}:%i",table.concat(registers,","),cycles)
end