42 lines
1.2 KiB
Python
42 lines
1.2 KiB
Python
|
import unittest
|
||
|
|
from typing import List
|
||
|
|
|
||
|
|
from mypyc.ir.ops import BasicBlock, Register, Op, Integer, IntOp, Unreachable, Assign
|
||
|
|
from mypyc.ir.rtypes import int_rprimitive
|
||
|
|
from mypyc.ir.pprint import generate_names_for_ir
|
||
|
|
|
||
|
|
|
||
|
|
def register(name: str) -> Register:
|
||
|
|
return Register(int_rprimitive, 'foo', is_arg=True)
|
||
|
|
|
||
|
|
|
||
|
|
def make_block(ops: List[Op]) -> BasicBlock:
|
||
|
|
block = BasicBlock()
|
||
|
|
block.ops.extend(ops)
|
||
|
|
return block
|
||
|
|
|
||
|
|
|
||
|
|
class TestGenerateNames(unittest.TestCase):
|
||
|
|
def test_empty(self) -> None:
|
||
|
|
assert generate_names_for_ir([], []) == {}
|
||
|
|
|
||
|
|
def test_arg(self) -> None:
|
||
|
|
reg = register('foo')
|
||
|
|
assert generate_names_for_ir([reg], []) == {reg: 'foo'}
|
||
|
|
|
||
|
|
def test_int_op(self) -> None:
|
||
|
|
n1 = Integer(2)
|
||
|
|
n2 = Integer(4)
|
||
|
|
op1 = IntOp(int_rprimitive, n1, n2, IntOp.ADD)
|
||
|
|
op2 = IntOp(int_rprimitive, op1, n2, IntOp.ADD)
|
||
|
|
block = make_block([op1, op2, Unreachable()])
|
||
|
|
assert generate_names_for_ir([], [block]) == {op1: 'r0', op2: 'r1'}
|
||
|
|
|
||
|
|
def test_assign(self) -> None:
|
||
|
|
reg = register('foo')
|
||
|
|
n = Integer(2)
|
||
|
|
op1 = Assign(reg, n)
|
||
|
|
op2 = Assign(reg, n)
|
||
|
|
block = make_block([op1, op2])
|
||
|
|
assert generate_names_for_ir([reg], [block]) == {reg: 'foo'}
|