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fix where self out contraint to make a, b numerical #11240

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May 30, 2025
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fix where self out contraint to make a, b numerical #11240

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54 changes: 32 additions & 22 deletions backends/cadence/utils/facto_util.py
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Original file line number Diff line number Diff line change
Expand Up @@ -20,8 +20,8 @@
MAX_CASES = 50


def apply_tensor_contraints(op_name: str, tensor_constraints: list[object]) -> None:
additional_tensor_constraints = [
def apply_tensor_contraints(op_name: str, index: int) -> list[object]:
tensor_constraints = [
cp.Dtype.In(lambda deps: [torch.int, torch.float]),
cp.Dtype.NotIn(lambda deps: [torch.int64, torch.float64]),
cp.Value.Ge(lambda deps, dtype, struct: -(2**4)),
Expand All @@ -33,17 +33,28 @@ def apply_tensor_contraints(op_name: str, tensor_constraints: list[object]) -> N

match op_name:
case "where.self":
additional_tensor_constraints = [
cp.Dtype.In(lambda deps: [torch.float, torch.int, torch.bool]),
cp.Dtype.NotIn(lambda deps: [torch.int64, torch.float64]),
cp.Value.Ge(lambda deps, dtype, struct: -(2**4)),
cp.Value.Le(lambda deps, dtype, struct: 2**4),
cp.Rank.Ge(lambda deps: 1),
cp.Size.Ge(lambda deps, r, d: 1),
cp.Size.Le(lambda deps, r, d: 2**9),
]
if index == 0: # condition
tensor_constraints = [
cp.Dtype.In(lambda deps: [torch.bool]),
cp.Dtype.NotIn(lambda deps: [torch.int64, torch.float64]),
cp.Value.Ge(lambda deps, dtype, struct: -(2**4)),
cp.Value.Le(lambda deps, dtype, struct: 2**4),
cp.Rank.Ge(lambda deps: 1),
cp.Size.Ge(lambda deps, r, d: 1),
cp.Size.Le(lambda deps, r, d: 2**9),
]
else:
tensor_constraints = [
cp.Dtype.In(lambda deps: [torch.float, torch.int]),
cp.Dtype.NotIn(lambda deps: [torch.int64, torch.float64]),
cp.Value.Ge(lambda deps, dtype, struct: -(2**4)),
cp.Value.Le(lambda deps, dtype, struct: 2**4),
cp.Rank.Ge(lambda deps: 1),
cp.Size.Ge(lambda deps, r, d: 1),
cp.Size.Le(lambda deps, r, d: 2**9),
]
case "sigmoid.default":
additional_tensor_constraints.extend(
tensor_constraints.extend(
[
cp.Dtype.In(lambda deps: [torch.float]),
cp.Rank.Le(lambda deps: 2**2),
Expand All @@ -52,7 +63,7 @@ def apply_tensor_contraints(op_name: str, tensor_constraints: list[object]) -> N
]
)
case "rsqrt.default":
additional_tensor_constraints.extend(
tensor_constraints.extend(
[
cp.Dtype.In(lambda deps: [torch.float]),
cp.Rank.Le(lambda deps: 2**2),
Expand All @@ -63,35 +74,35 @@ def apply_tensor_contraints(op_name: str, tensor_constraints: list[object]) -> N
]
)
case "mean.dim":
additional_tensor_constraints.extend(
tensor_constraints.extend(
[
cp.Dtype.In(lambda deps: [torch.float]),
cp.Rank.Le(lambda deps: 2**2),
]
)
case "exp.default":
additional_tensor_constraints.extend(
tensor_constraints.extend(
[
cp.Rank.Le(lambda deps: 2**3),
cp.Value.Ge(lambda deps, dtype, struct: -(2**2)),
cp.Value.Le(lambda deps, dtype, struct: 2**2),
]
)
case "slice_copy.Tensor":
additional_tensor_constraints.extend(
tensor_constraints.extend(
[
cp.Rank.Le(lambda deps: 2),
cp.Value.Ge(lambda deps, dtype, struct: 1),
cp.Value.Le(lambda deps, dtype, struct: 2),
]
)
case _:
additional_tensor_constraints.extend(
tensor_constraints.extend(
[
cp.Rank.Le(lambda deps: 2**2),
]
)
tensor_constraints.extend(additional_tensor_constraints)
return tensor_constraints


def apply_scalar_contraints(op_name: str) -> list[ScalarDtype]:
Expand All @@ -107,9 +118,6 @@ def apply_scalar_contraints(op_name: str) -> list[ScalarDtype]:
def facto_testcase_gen(op_name: str) -> List[Tuple[List[str], OrderedDict[str, str]]]:
# minimal example to test add.Tensor using FACTO
spec = SpecDictDB[op_name]
tensor_constraints = []
# common tensor constraints
apply_tensor_contraints(op_name, tensor_constraints)

for index, in_spec in enumerate(copy.deepcopy(spec.inspec)):
if in_spec.type.is_scalar():
Expand Down Expand Up @@ -142,7 +150,9 @@ def facto_testcase_gen(op_name: str) -> List[Tuple[List[str], OrderedDict[str, s
]
)
elif in_spec.type.is_tensor():
spec.inspec[index].constraints.extend(tensor_constraints)
spec.inspec[index].constraints.extend(
apply_tensor_contraints(op_name, index)
)
elif in_spec.type.is_dim_list():
spec.inspec[index].constraints.extend(
[
Expand Down
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