Removed redundant opcodes.py

master
Tibor Bizjak 2023-03-14 00:01:06 +01:00
parent be39222ff7
commit f7214a1fe5
1 changed files with 0 additions and 98 deletions

View File

@ -1,98 +0,0 @@
from operator import add, mul, eq, lt
import enum
@enum.unique
class State(enum.Enum):
"""Execution state class."""
CONTINUE = 0
HALT = 1
WAIT = 2
class Opcode:
def __init__(self, func, parnum):
self.parnum = parnum
self.run = func
def operation(operator):
"""Make opcode from operator."""
def opcode(state, p1, p2, p3):
state.memory.write(p3, operator(state.memory.read(p1), state.memory.read(p2)))
state.i += 4
return State.CONTINUE
return Opcode(opcode, 3)
def jump(flag):
def opcode(state, p1, p2):
state.i = state.memory.read(p2) if (state.memory.read(p1) > 0)==flag else state.i+3
return State.CONTINUE
return Opcode(opcode, 2)
def adjust_base(state, p1):
state.rel_base += state.memory.read(p1)
state.i += 2
return State.CONTINUE
def input(state, p1):
if state.IO.wait_for_input():
return State.WAIT
state.memory.write(p1, state.IO.input())
state.i += 2
return State.CONTINUE
def output(state, p1):
state.IO.output(state.memory.read(p1))
state.i += 2
return State.CONTINUE
op_add = operation(add)
op_mul = operation(mul)
op_lt = operation(lt)
op_eq = operation(eq)
op_jump_if_true = jump(True)
op_jump_if_false = jump(False)
op_adjust_relative_base = Opcode(adjust_base, 1)
op_input = Opcode(input, 1)
op_output = Opcode(output, 1)
op_halt = Opcode(lambda x: State.HALT, 0)
opcodes = {1 : op_add,
2 : op_mul,
3 : op_input,
4 : op_output,
5 : op_jump_if_true,
6 : op_jump_if_false,
7 : op_lt,
8 : op_eq,
9 : op_adjust_relative_base,
99 : op_halt}
def parse_op(op):
op = str(op)
par_modes, op = op[:-2][::-1], int(op[-2:])
par_modes = par_modes + '0'*(opcodes[op].parnum - len(par_modes))
return op, map(int, par_modes)
def run_op(state):
op, par_modes = parse_op(state.memory.read(state.i))
pars = []
for pn, mode in enumerate(par_modes, start=1):
p = state.i + pn
if mode == 0:
p = state.memory.read(p)
elif mode == 2:
p = state.rel_base + state.memory.read(p)
pars.append(p)
return opcodes[op].run(state, *pars)