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# RUN: %PYTHON %s | FileCheck %s
import gc
from mlir.ir import *
def run(f):
print("\nTEST:", f.__name__)
f()
gc.collect()
assert Context._get_live_count() == 0
def add_dummy_value():
return Operation.create(
"custom.value", results=[IntegerType.get_signless(32)]
).result
def testOdsBuildDefaultImplicitRegions():
class TestFixedRegionsOp(OpView):
OPERATION_NAME = "custom.test_op"
_ODS_REGIONS = (2, True)
class TestVariadicRegionsOp(OpView):
OPERATION_NAME = "custom.test_any_regions_op"
_ODS_REGIONS = (2, False)
with Context() as ctx, Location.unknown():
ctx.allow_unregistered_dialects = True
m = Module.create()
with InsertionPoint(m.body):
op = TestFixedRegionsOp.build_generic(results=[], operands=[])
# CHECK: NUM_REGIONS: 2
print(f"NUM_REGIONS: {len(op.regions)}")
# Including a regions= that matches should be fine.
op = TestFixedRegionsOp.build_generic(results=[], operands=[], regions=2)
print(f"NUM_REGIONS: {len(op.regions)}")
# Reject greater than.
try:
op = TestFixedRegionsOp.build_generic(
results=[], operands=[], regions=3
)
except ValueError as e:
# CHECK: ERROR:Operation "custom.test_op" requires a maximum of 2 regions but was built with regions=3
print(f"ERROR:{e}")
# Reject less than.
try:
op = TestFixedRegionsOp.build_generic(
results=[], operands=[], regions=1
)
except ValueError as e:
# CHECK: ERROR:Operation "custom.test_op" requires a minimum of 2 regions but was built with regions=1
print(f"ERROR:{e}")
# If no regions specified for a variadic region op, build the minimum.
op = TestVariadicRegionsOp.build_generic(results=[], operands=[])
# CHECK: DEFAULT_NUM_REGIONS: 2
print(f"DEFAULT_NUM_REGIONS: {len(op.regions)}")
# Should also accept an explicit regions= that matches the minimum.
op = TestVariadicRegionsOp.build_generic(results=[], operands=[], regions=2)
# CHECK: EQ_NUM_REGIONS: 2
print(f"EQ_NUM_REGIONS: {len(op.regions)}")
# And accept greater than minimum.
# Should also accept an explicit regions= that matches the minimum.
op = TestVariadicRegionsOp.build_generic(results=[], operands=[], regions=3)
# CHECK: GT_NUM_REGIONS: 3
print(f"GT_NUM_REGIONS: {len(op.regions)}")
# Should reject less than minimum.
try:
op = TestVariadicRegionsOp.build_generic(
results=[], operands=[], regions=1
)
except ValueError as e:
# CHECK: ERROR:Operation "custom.test_any_regions_op" requires a minimum of 2 regions but was built with regions=1
print(f"ERROR:{e}")
run(testOdsBuildDefaultImplicitRegions)
def testOdsBuildDefaultNonVariadic():
class TestOp(OpView):
OPERATION_NAME = "custom.test_op"
with Context() as ctx, Location.unknown():
ctx.allow_unregistered_dialects = True
m = Module.create()
with InsertionPoint(m.body):
v0 = add_dummy_value()
v1 = add_dummy_value()
t0 = IntegerType.get_signless(8)
t1 = IntegerType.get_signless(16)
op = TestOp.build_generic(results=[t0, t1], operands=[v0, v1])
# CHECK: %[[V0:.+]] = "custom.value"
# CHECK: %[[V1:.+]] = "custom.value"
# CHECK: "custom.test_op"(%[[V0]], %[[V1]])
# CHECK-NOT: operandSegmentSizes
# CHECK-NOT: resultSegmentSizes
# CHECK-SAME: : (i32, i32) -> (i8, i16)
print(m)
run(testOdsBuildDefaultNonVariadic)
def testOdsBuildDefaultSizedVariadic():
class TestOp(OpView):
OPERATION_NAME = "custom.test_op"
_ODS_OPERAND_SEGMENTS = [1, -1, 0]
_ODS_RESULT_SEGMENTS = [-1, 0, 1]
with Context() as ctx, Location.unknown():
ctx.allow_unregistered_dialects = True
m = Module.create()
with InsertionPoint(m.body):
v0 = add_dummy_value()
v1 = add_dummy_value()
v2 = add_dummy_value()
v3 = add_dummy_value()
t0 = IntegerType.get_signless(8)
t1 = IntegerType.get_signless(16)
t2 = IntegerType.get_signless(32)
t3 = IntegerType.get_signless(64)
# CHECK: %[[V0:.+]] = "custom.value"
# CHECK: %[[V1:.+]] = "custom.value"
# CHECK: %[[V2:.+]] = "custom.value"
# CHECK: %[[V3:.+]] = "custom.value"
# CHECK: "custom.test_op"(%[[V0]], %[[V1]], %[[V2]], %[[V3]])
# CHECK-SAME: operandSegmentSizes = array<i32: 1, 2, 1>
# CHECK-SAME: resultSegmentSizes = array<i32: 2, 1, 1>
# CHECK-SAME: : (i32, i32, i32, i32) -> (i8, i16, i32, i64)
op = TestOp.build_generic(
results=[[t0, t1], t2, t3], operands=[v0, [v1, v2], v3]
)
# Now test with optional omitted.
# CHECK: "custom.test_op"(%[[V0]])
# CHECK-SAME: operandSegmentSizes = array<i32: 1, 0, 0>
# CHECK-SAME: resultSegmentSizes = array<i32: 0, 0, 1>
# CHECK-SAME: (i32) -> i64
op = TestOp.build_generic(
results=[None, None, t3], operands=[v0, None, None]
)
print(m)
# And verify that errors are raised for None in a required operand.
try:
op = TestOp.build_generic(
results=[None, None, t3], operands=[None, None, None]
)
except ValueError as e:
# CHECK: OPERAND_CAST_ERROR:Operand 0 of operation "custom.test_op" must be a Value (was None and operand is not optional)
print(f"OPERAND_CAST_ERROR:{e}")
# And verify that errors are raised for None in a required result.
try:
op = TestOp.build_generic(
results=[None, None, None], operands=[v0, None, None]
)
except ValueError as e:
# CHECK: RESULT_CAST_ERROR:Result 2 of operation "custom.test_op" must be a Type (was None and result is not optional)
print(f"RESULT_CAST_ERROR:{e}")
# Variadic lists with None elements should reject.
try:
op = TestOp.build_generic(
results=[None, None, t3], operands=[v0, [None], None]
)
except ValueError as e:
# CHECK: OPERAND_LIST_CAST_ERROR:Operand 1 of operation "custom.test_op" must be a Sequence of Values (contained a None item)
print(f"OPERAND_LIST_CAST_ERROR:{e}")
try:
op = TestOp.build_generic(
results=[[None], None, t3], operands=[v0, None, None]
)
except ValueError as e:
# CHECK: RESULT_LIST_CAST_ERROR:Result 0 of operation "custom.test_op" must be a Sequence of Types (contained a None item)
print(f"RESULT_LIST_CAST_ERROR:{e}")
run(testOdsBuildDefaultSizedVariadic)
def testOdsBuildDefaultCastError():
class TestOp(OpView):
OPERATION_NAME = "custom.test_op"
with Context() as ctx, Location.unknown():
ctx.allow_unregistered_dialects = True
m = Module.create()
with InsertionPoint(m.body):
v0 = add_dummy_value()
v1 = add_dummy_value()
t0 = IntegerType.get_signless(8)
t1 = IntegerType.get_signless(16)
try:
op = TestOp.build_generic(results=[t0, t1], operands=[None, v1])
except ValueError as e:
# CHECK: ERROR: Operand 0 of operation "custom.test_op" must be a Value
print(f"ERROR: {e}")
try:
op = TestOp.build_generic(results=[t0, None], operands=[v0, v1])
except ValueError as e:
# CHECK: Result 1 of operation "custom.test_op" must be a Type
print(f"ERROR: {e}")
run(testOdsBuildDefaultCastError)
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