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# RUN: %python %s | FileCheck %s
import unittest
from mlir import ir
from mlir.dialects import arith, builtin
from mlir.extras import types as T
from mlir.utils import (
call_with_toplevel_context_create_module,
caller_mlir_context,
using_mlir_context,
)
class TestRequiredContext(unittest.TestCase):
def test_shared_context(self):
"""Test that the context is reused, so values can be passed/returned between functions."""
@using_mlir_context()
def create_add(lhs: ir.Value, rhs: ir.Value) -> ir.Value:
return arith.AddFOp(
lhs, rhs, fastmath=arith.FastMathFlags.nnan | arith.FastMathFlags.ninf
).result
@using_mlir_context()
def multiple_adds(lhs: ir.Value, rhs: ir.Value) -> ir.Value:
return create_add(create_add(lhs, rhs), create_add(lhs, rhs))
@call_with_toplevel_context_create_module
def _(module) -> None:
c = arith.ConstantOp(value=42.42, result=ir.F32Type.get()).result
multiple_adds(c, c)
# CHECK: constant
# CHECK-NEXT: arith.addf
# CHECK-NEXT: arith.addf
# CHECK-NEXT: arith.addf
print(module)
def test_unregistered_op_asserts(self):
"""Confirm that with_mlir_context fails if an operation is still not registered."""
with self.assertRaises(AssertionError), using_mlir_context(
required_extension_operations=["func.fake_extension_op"],
registration_funcs=[],
):
pass
def test_required_op_asserts(self):
"""Confirm that with_mlir_context fails if an operation is still not registered."""
with self.assertRaises(AssertionError), caller_mlir_context(
required_extension_operations=["func.fake_extension_op"],
registration_funcs=[],
):
pass
if __name__ == "__main__":
unittest.main()
|
