diff options
Diffstat (limited to 'ethosu/vela/cascade_builder.py')
-rw-r--r-- | ethosu/vela/cascade_builder.py | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/ethosu/vela/cascade_builder.py b/ethosu/vela/cascade_builder.py index 3c105374..1f5dc504 100644 --- a/ethosu/vela/cascade_builder.py +++ b/ethosu/vela/cascade_builder.py @@ -18,6 +18,7 @@ # Groups Operators in a schedule together to form Cascades. from collections import namedtuple +from .high_level_command_to_npu_op import ifm_ifm2_correct_order from .numeric_util import round_up from .operation import NpuBlockType from .operation import Op @@ -169,17 +170,14 @@ class CascadeBuilder: @staticmethod def element_wise_cascading_conformity(sched_op): """Check the inputs of the op to see if it's a candidate for cascading.""" - # Cascading sub-operators of Softmax results in a crash when handling Sub and RescaleAdd ops ifm = sched_op.parent_op.ifm ifm2 = sched_op.parent_op.ifm2 - if sched_op.op_type in [Op.RescaleAdd]: - return False - + # Cascading elementwise operations with reverse operand order is not handled if sched_op.parent_op.type.is_binary_elementwise_op() and ifm and ifm2: # We cannot rule out cascadability if at least one IFM is constant - return Op.Const in (ifm.ops[0], ifm2.ops[0]) + return Op.Const in (ifm.ops[0].type, ifm2.ops[0].type) and ifm_ifm2_correct_order(ifm.shape, ifm2.shape) else: # Either one IFM is not variable or it is not a binary elementwise op - we cannot rule out cascadability return True |