verif/generator/tosa_test_gen.py

# Copyright (c) 2020-2022, ARM Limited.
# SPDX-License-Identifier: Apache-2.0
import os
from copy import deepcopy

import numpy as np
import serializer.tosa_serializer as ts
from generator.tosa_arg_gen import TosaArgGen
from generator.tosa_arg_gen import TosaQuantGen
from generator.tosa_arg_gen import TosaTensorGen
from generator.tosa_arg_gen import TosaTensorValuesGen
from generator.tosa_error_if import ErrorIf
from generator.tosa_error_if import TosaErrorIfArgGen
from generator.tosa_error_if import TosaErrorValidator
from generator.tosa_error_if import TosaInvalidValidator
from generator.tosa_utils import usableDTypes
from tosa.DType import DType
from tosa.Op import Op


class TosaTestGen:
    # Maximum rank of tensor supported by test generator.
    TOSA_TENSOR_MAX_RANK = 6

    def __init__(self, args):
        self.args = args
        self.basePath = args.output_dir
        self.random_seed = args.random_seed
        self.ser = None
        self.rng = np.random.default_rng(self.random_seed)
        self.createDynamicOpLists()
        self.initOpListDefaults()
        self.quantGen = TosaQuantGen()
        # Force makeShape to do a specific starting shape
        self.targetted_shape = None

    def createSerializer(self, opName, testPath):
        self.testPath = os.path.join(opName, testPath)

        fullPath = os.path.join(self.basePath, self.testPath)
        os.makedirs(fullPath, exist_ok=True)
        self.ser = ts.TosaSerializer(fullPath)

    def getSerializer(self):
        return self.ser

    def serialize(self, testName):
        with open(
            os.path.join(self.basePath, self.testPath, "{}.tosa".format(testName)), "wb"
        ) as fd:
            fd.write(self.ser.serialize())

        with open(os.path.join(self.basePath, self.testPath, "desc.json"), "w") as fd:
            fd.write(self.ser.writeJson("{}.tosa".format(testName)))

    def resetRNG(self, seed=None):
        if seed is None:
            seed = self.random_seed + 1
        self.rng = np.random.default_rng(seed)

    def getRandTensor(self, shape, dtype):
        if dtype == DType.BOOL:
            return np.bool_(self.rng.choice(a=[False, True], size=shape))
        # TOSA specific INT4 weight range from -7 to 7
        elif dtype == DType.INT4:
            return np.int32(self.rng.integers(low=-7, high=8, size=shape))
        elif dtype == DType.INT8:
            return np.int32(self.rng.integers(low=-128, high=128, size=shape))
        elif dtype == DType.UINT8:
            return np.int32(self.rng.integers(low=0, high=256, size=shape))
        elif dtype == DType.INT16:
            return np.int32(self.rng.integers(low=-32768, high=32768, size=shape))
        elif dtype == DType.UINT16:
            return np.int32(self.rng.integers(low=0, high=65536, size=shape))
        elif dtype == DType.INT32:
            return np.int32(
                self.rng.integers(low=-(1 << 31), high=(1 << 31), size=shape)
            )
        elif dtype == DType.INT48:
            return np.int64(
                self.rng.integers(low=-(1 << 47), high=(1 << 47), size=shape)
            )
        elif dtype == DType.FLOAT:
            return np.float32(self.rng.random(size=shape))
        else:
            raise Exception("Unrecognized Dtype: {}".format(dtype))

    def buildPlaceholderTensors(self, shape_list, dtype_list):
        placeholders = []

        assert len(shape_list) == len(dtype_list)

        for idx, shape in enumerate(shape_list):
            arr = self.getRandTensor(shape, dtype_list[idx])
            placeholders.append(self.ser.addPlaceholder(shape, dtype_list[idx], arr))

        return placeholders

    def buildConstTensors(self, shape_list, dtype_list):
        consts = []

        assert len(shape_list) == len(dtype_list)

        for idx, shape in enumerate(shape_list):
            arr = self.getRandTensor(shape, dtype_list[idx])
            consts.append(self.ser.addConst(shape, dtype_list[idx], arr))

        return consts

    def makeShape(self, rank):
        if self.targetted_shape:
            return np.int32(self.targetted_shape)
        return np.int32(
            self.rng.integers(
                low=self.args.tensor_shape_range[0],
                high=self.args.tensor_shape_range[1],
                size=rank,
            )
        )

    def setTargetShape(self, shape):
        self.targetted_shape = shape

    def randInt(self, low=0, high=256):
        return np.int32(self.rng.integers(low=low, high=high, size=1))[0]

    def getRandNumberDType(self, dtype):
        if dtype == DType.FLOAT:
            return self.rng.random()
        elif dtype == DType.BOOL:
            return self.rng.choice([False, True])
        # TOSA specific INT4 weight range from -7 to 7
        elif dtype == DType.INT4:
            low, high = (-7, 8)
        elif dtype == DType.INT8:
            low, high = (-128, 128)
        elif dtype == DType.INT16:
            low, high = (-32768, 32768)
        elif dtype == DType.INT32:
            low, high = (-(1 << 31), (1 << 31))
        elif dtype == DType.INT48:
            low, high = (-(1 << 47), (1 << 47))
            # Special size
            return np.int64(self.rng.integers(low, high, size=1))[0]
        else:
            raise Exception("Unknown dtype: {}".format(dtype))

        return np.int32(self.rng.integers(low, high, size=1))[0]

    def shapeStr(self, shape):

        sStr = []
        # Convert to strings
        for i in shape:
            sStr.append(str(i))

        return "x".join(sStr)

    def typeStr(self, t):
        if isinstance(t, list):
            assert len(t) >= 2
            return "{}x{}".format(self.typeStr(t[0]), self.typeStr(t[1]))
        else:
            if t == DType.BOOL:
                return "b"
            elif t == DType.INT4:
                return "i4"
            elif t == DType.INT8:
                return "i8"
            elif t == DType.UINT8:
                return "u8"
            elif t == DType.INT16:
                return "i16"
            elif t == DType.UINT16:
                return "u16"
            elif t == DType.INT32:
                return "i32"
            elif t == DType.INT48:
                return "i48"
            elif t == DType.FLOAT:
                return "float"
            else:
                raise Exception("Unknown dtype, cannot convert to string: {}".format(t))

    def typeWidth(self, t):
        """Get the datatype width for integer types"""
        if t == DType.INT4:
            return 4
        elif t == DType.INT8:
            return 8
        elif t == DType.UINT8:
            return 8
        elif t == DType.INT16:
            return 16
        elif t == DType.UINT16:
            return 16
        elif t == DType.INT32:
            return 32
        elif t == DType.INT48:
            return 48
        elif t == DType.FLOAT:
            return 32
        elif t == DType.BOOL:
            return 1
        else:
            raise Exception(f"Unknown dtype, cannot determine width: {t}")

    # Argument generators
    # Returns a list of tuples (stringDescriptor, [build_fcn_arg_list])
    # Where the string descriptor is used to generate the test name and
    # The build_fcn_arg_list is expanded and passed to the operator test
    # build function

    def build_unary(self, op, a, validator_fcns=None, error_name=None, qinfo=None):
        result_tens = OutputShaper.unaryOp(self.ser, self.rng, a, error_name)

        # build_placeholder returns an int, ABS/other ops does not
        if isinstance(op, int):
            self.ser.addOperator(op, a.name, result_tens.name, None)
            return result_tens
        elif op["op"] == Op.IDENTITY:
            self.ser.addOperator(op["op"], a.name, result_tens.name, None)
            return result_tens

        # Ensure new output type has correct qinfo
        if error_name == ErrorIf.WrongOutputType:
            if result_tens.dtype not in [DType.INT8, DType.UINT8]:
                qinfo = [
                    TosaQuantGen.getZeroPoint(self, a.dtype),
                    TosaQuantGen.getZeroPoint(self, result_tens.dtype),
                ]

        # Invalidate Input/Output list for error if checks.
        input_list = [a.name]
        output_list = [result_tens.name]
        pCount, cCount = op["operands"]
        num_operands = pCount + cCount
        input_list, output_list = TosaErrorIfArgGen.eiInvalidateInputOutputList(
            self, error_name, input_list, output_list
        )

        if not TosaErrorValidator.evValidateErrorIfs(
            self.ser,
            validator_fcns,
            error_name,
            op=op,
            input_dtype=a.dtype,
            output_dtype=result_tens.dtype,
            qinfo=qinfo,
            result_tensor=result_tens,
            input_list=input_list,
            output_list=output_list,
            num_operands=num_operands,
        ):
            return None

        attr = None
        if op["op"] == Op.NEGATE:
            attr = ts.TosaSerializerAttribute()
            attr.NegateAttribute(qinfo[0], qinfo[1])

        self.ser.addOperator(op["op"], input_list, output_list, attr)
        return result_tens

    def build_binary_broadcast(self, op, a, b, validator_fcns, error_name=None):
        result_tens = OutputShaper.binaryBroadcastOp(
            self.ser, self.rng, a, b, error_name
        )

        # Invalidate Input/Output list for error if checks.
        input_list = [a.name, b.name]
        output_list = [result_tens.name]
        pCount, cCount = op["operands"]
        num_operands = pCount + cCount
        input_list, output_list = TosaErrorIfArgGen.eiInvalidateInputOutputList(
            self, error_name, input_list, output_list
        )

        if not TosaErrorValidator.evValidateErrorIfs(
            self.ser,
            validator_fcns,
            error_name,
            op=op,
            input1=a,
            input2=b,
            input_dtype=a.dtype,
            output_dtype=result_tens.dtype,
            result_tensor=result_tens,
            input_list=input_list,
            output_list=output_list,
            num_operands=num_operands,
        ):
            return None

        self.ser.addOperator(op["op"], input_list, output_list)
        return result_tens

    def build_binary_nonbroadcast(self, op, a, b, validator_fcns=None, error_name=None):
        result_tens = OutputShaper.binaryNonBroadcastOp(self.ser, a, b)
        self.ser.addOperator(op["op"], [a.name, b.name], [result_tens.name])
        return result_tens

    def build_arithmetic_right_shift(
        self, op, a, b, round, validator_fcns=None, error_name=None
    ):
        result_tens = OutputShaper.binaryBroadcastOp(
            self.ser, self.rng, a, b, error_name
        )

        # Invalidate Input/Output list for error if checks.
        input_list = [a.name, b.name]
        output_list = [result_tens.name]
        pCount, cCount = op["operands"]
        num_operands = pCount + cCount
        input_list, output_list = TosaErrorIfArgGen.eiInvalidateInputOutputList(
            self, error_name, input_list, output_list
        )

        if not TosaErrorValidator.evValidateErrorIfs(
            self.ser,
            validator_fcns,
            error_name,
            op=op,
            input1=a,
            input2=b,
            input_dtype=a.dtype,
            output_dtype=result_tens.dtype,
            result_tensor=result_tens,
            input_list=input_list,
            output_list=output_list,
            num_operands=num_operands,
        ):
            return None

        attr = ts.TosaSerializerAttribute()
        attr.ArithmeticRightShiftAttribute(round)

        self.ser.addOperator(op["op"], input_list, output_list, attr)
        return result_tens

    def build_mul(self, op, a, b, shift, validator_fcns=None, error_name=None):
        result_tens = OutputShaper.binaryBroadcastOp(
            self.ser, self.rng, a, b, error_name
        )

        # Special for multiply:
        # Force the result to INT32 for INT types
        if a.dtype != DType.FLOAT:
            result_tens.setDtype(DType.INT32)
        if error_name == ErrorIf.WrongOutputType:
            all_dtypes = [DType.INT8, DType.INT16, DType.INT48]
            outputDType = self.rng.choice(all_dtypes)
            result_tens.setDtype(outputDType)

        # Invalidate Input/Output list for error if checks.
        input_list = [a.name, b.name]
        output_list = [result_tens.name]
        pCount, cCount = op["operands"]
        num_operands = pCount + cCount
        input_list, output_list = TosaErrorIfArgGen.eiInvalidateInputOutputList(
            self, error_name, input_list, output_list
        )

        if not TosaErrorValidator.evValidateErrorIfs(
            self.ser,
            validator_fcns,
            error_name,
            op=op,
            input1=a,
            input2=b,
            input_dtype=a.dtype,
            output_dtype=result_tens.dtype,
            result_tensor=result_tens,
            input_list=input_list,
            output_list=output_list,
            num_operands=num_operands,
        ):
            return None

        attr = ts.TosaSerializerAttribute()
        attr.MulAttribute(shift)

        self.ser.addOperator(op["op"], input_list, output_list, attr)
        return result_tens

    def build_table(self, op, a, table, validator_fcns=None, error_name=None):
        result_tens = OutputShaper.tableOp(self.ser, self.rng, a, error_name)

        attr = ts.TosaSerializerAttribute()
        attr.TableAttribute(table)

        # Invalidate Input/Output list for error if checks.
        input_list = [a.name]
        output_list = [result_tens.name]
        pCount, cCount = op["operands"]
        num_operands = pCount + cCount
        input_list, output_list = TosaErrorIfArgGen.eiInvalidateInputOutputList(
            self, error_name, input_list, output_list
        )

        if not TosaErrorValidator.evValidateErrorIfs(
            self.ser,
            validator_fcns,
            error_name,
            op=op,
            input_shape=a.shape,
            input_dtype=a.dtype,
            output_dtype=result_tens.dtype,
            result_tensor=result_tens,
            input_list=input_list,
            output_list=output_list,
            num_operands=num_operands,
        ):
            return None

        self.ser.addOperator(op["op"], input_list, output_list, attr)

        return result_tens

    def build_select(self, op, cond, a, b, validator_fcns=None, error_name=None):
        result_tens = OutputShaper.selectOp(self.ser, self.rng, cond, a, b, error_name)

        # Invalidate Input/Output list for error if checks.
        input_list = [cond.name, a.name, b.name]
        output_list = [result_tens.name]
        pCount, cCount = op["operands"]
        num_operands = pCount + cCount
        input_list, output_list = TosaErrorIfArgGen.eiInvalidateInputOutputList(
            self, error_name, input_list, output_list
        )

        if not TosaErrorValidator.evValidateErrorIfs(
            self.ser,
            validator_fcns,
            error_name,
            op=op,
            input1=cond,
            input2=a,
            input3=b,
            input_shape=a.shape,
            input_dtype=a.dtype,
            output_dtype=result_tens.dtype,
            result_tensor=result_tens,
            input_list=input_list,
            output_list=output_list,
            num_operands=num_operands,
        ):
            return None

        self.ser.addOperator(
            op["op"],
            input_list,
            output_list,
        )
        return result_tens

    def build_comparison(self, op, a, b, validator_fcns=None, error_name=None):
        result_tens = OutputShaper.binaryComparisonOp(
            self.ser, self.rng, a, b, error_name
        )

        # Invalidate Input/Output list for error if checks.
        input_list = [a.name, b.name]
        output_list = [result_tens.name]
        pCount, cCount = op["operands"]
        num_operands = pCount + cCount
        input_list, output_list = TosaErrorIfArgGen.eiInvalidateInputOutputList(
            self, error_name, input_list, output_list
        )

        if not TosaErrorValidator.evValidateErrorIfs(
            self.ser,
            validator_fcns,
            error_name,
            op=op,
            input1=a,
            input2=b,
            input_shape=a.shape,
            input_dtype=a.dtype,
            output_shape=result_tens.shape,
            output_dtype=result_tens.dtype,
            result_tensor=result_tens,
            input_list=input_list,
            output_list=output_list,
            num_operands=num_operands,
        ):
            return None

        self.ser.addOperator(
            op["op"],
            input_list,
            output_list,
        )
        return result_tens

    def build_argmax(self, op, a, axis, validator_fcns, error_name):
        result_tens = OutputShaper.argmaxOp(self.ser, self.rng, a, axis, error_name)

        # Invalidate Input/Output list for error if checks.
        input_list = [a.name]
        output_list = [result_tens.name]
        pCount, cCount = op["operands"]
        num_operands = pCount + cCount
        input_list, output_list = TosaErrorIfArgGen.eiInvalidateInputOutputList(
            self, error_name, input_list, output_list
        )

        if not TosaErrorValidator.evValidateErrorIfs(
            self.ser,
            validator_fcns,
            error_name,
            op=op,
            axis=axis,
            input_shape=a.shape,
            input_dtype=a.dtype,
            output_shape=result_tens.shape,
            output_dtype=result_tens.dtype,
            result_tensor=result_tens,
            input_list=input_list,
            output_list=output_list,
            num_operands=num_operands,
        ):
            return None

        attr = ts.TosaSerializerAttribute()
        attr.AxisAttribute(axis)

        self.ser.addOperator(op["op"], input_list, output_list, attr)
        return result_tens

    def build_pool2d(
        self,
        op,
        input,
        stride,
        pad,
        kernel,
        validator_fcns=None,
        error_name=None,
        qinfo=None,
    ):
        result_tens = OutputShaper.pool2dOp(
            self.ser, self.rng, input, kernel, stride, pad, error_name
        )

        # Ensure new output type has correct qinfo
        if error_name == ErrorIf.WrongInputType:
            if input.dtype not in [DType.INT8, DType.UINT8]:
                qinfo = [
                    TosaQuantGen.getZeroPoint(self, input.dtype),
                    TosaQuantGen.getZeroPoint(self, result_tens.dtype),
                ]

        # Invalidate Input/Output list for error if checks.
        input_list = [input.name]
        output_list = [result_tens.name]
        pCount, cCount = op["operands"]
        num_operands = pCount + cCount
        input_list, output_list = TosaErrorIfArgGen.eiInvalidateInputOutputList(
            self, error_name, input_list, output_list
        )

        if not TosaErrorValidator.evValidateErrorIfs(
            self.ser,
            validator_fcns,
            error_name,
            op=op,
            input_shape=input.shape,
            input_dtype=input.dtype,
            output_shape=result_tens.shape,
            output_dtype=result_tens.dtype,
            kernel=kernel,
            stride=stride,
            pad=pad,
            qinfo=qinfo,
            result_tensor=result_tens,
            input_list=input_list,
            output_list=output_list,
            num_operands=num_operands,
        ):
            return None

        if qinfo is None:
            qinfo = [0, 0]

        attr = ts.TosaSerializerAttribute()
        attr.PoolAttribute(kernel, stride, pad, qinfo[0], qinfo[1])

        self.ser.addOperator(op["op"], input_list, output_list, attr)
        return result_tens

    def build_conv2d(
        self,
        op,
        ifm,
        filter,
        bias,
        strides,
        padding,
        dilations,
        validator_fcns=None,
        error_name=None,
        qinfo=None,
    ):
        assert len(padding) == 4
        result_tens = OutputShaper.conv2dOp(
            self.ser, self.rng, ifm, filter, strides, padding, dilations, error_name
        )

        # Ensure new output type has correct qinfo
        if error_name == ErrorIf.WrongInputType and ifm.dtype not in (
            DType.INT8,
            DType.UINT8,
        ):
            qinfo = [
                TosaQuantGen.getZeroPoint(self, ifm.dtype),
                TosaQuantGen.getZeroPoint(self, result_tens.dtype),
            ]

        # Invalidate Input/Output list for error_if checks.
        input_list = [ifm.name, filter.name, bias.name]
        output_list = [result_tens.name]
        num_operands = sum(op["operands"])
        input_list, output_list = TosaErrorIfArgGen.eiInvalidateInputOutputList(
            self, error_name, input_list, output_list
        )

        if not TosaErrorValidator.evValidateErrorIfs(
            self.ser,
            validator_fcns,
            error_name,
            op=op,
            input_dtype=ifm.dtype,
            weight_dtype=filter.dtype,
            output_dtype=result_tens.dtype,
            qinfo=qinfo,
            input_list=input_list,
            num_operands=num_operands,
            output_list=output_list,
            pad=padding,
            stride=strides,
            dilation=dilations,
            input_shape=ifm.shape,
            weight_shape=filter.shape,
            output_shape=result_tens.shape,
        ):
            return None

        attr = ts.TosaSerializerAttribute()
        attr.ConvAttribute(padding, strides, dilations, qinfo[0], qinfo[1])

        self.ser.addOperator(op["op"], input_list, output_list, attr)
        return result_tens

    def build_conv3d(
        self,
        op,
        ifm,
        filter,
        bias,
        strides,
        padding,
        dilations,
        validator_fcns=None,
        error_name=None,
        qinfo=None,
    ):
        assert len(padding) == 6
        result_tens = OutputShaper.conv3dOp(
            self.ser, self.rng, ifm, filter, strides, padding, dilations, error_name
        )

        # Ensure new output type has correct qinfo
        if error_name == ErrorIf.WrongInputType and ifm.dtype not in (
            DType.INT8,
            DType.UINT8,
        ):
            qinfo = [
                TosaQuantGen.getZeroPoint(self, ifm.dtype),
                TosaQuantGen.getZeroPoint(self, result_tens.dtype),
            ]

        # Invalidate Input/Output list for error_if checks.
        input_list = [ifm.name, filter.name, bias.name]
        output_list = [result_tens.name]
        num_operands = sum(op["operands"])
        input_list, output_list = TosaErrorIfArgGen.eiInvalidateInputOutputList(
            self, error_name, input_list, output_list
        )

        if not TosaErrorValidator.evValidateErrorIfs(
            self.ser,
            validator_fcns,
            error_name,
            op=op,
            input_dtype=ifm.dtype,
            weight_dtype=filter.dtype,
            output_dtype=result_tens.dtype,
            qinfo=qinfo,
            input_list=input_list,
            num_operands=num_operands,
            output_list=output_list,
            pad=padding,
            stride=strides,
            dilation=dilations,
            input_shape=ifm.shape,
            weight_shape=filter.shape,
            output_shape=result_tens.shape,
        ):
            return None

        attr = ts.TosaSerializerAttribute()
        attr.ConvAttribute(padding, strides, dilations, qinfo[0], qinfo[1])

        self.ser.addOperator(op["op"], input_list, output_list, attr)
        return result_tens

    def build_transpose_conv2d(
        self,
        op,
        ifm,
        filter,
        bias,
        stride,
        out_pad,
        output_shape,
        validator_fcns=None,
        error_name=None,
        qinfo=None,
    ):
        assert len(out_pad) == 4
        result_tens = OutputShaper.transposeConv2DOp(
            self.ser, self.rng, ifm, output_shape, error_name
        )

        # Ensure new output type has correct qinfo
        if error_name == ErrorIf.WrongInputType and ifm.dtype not in (
            DType.INT8,
            DType.UINT8,
        ):
            qinfo = [
                TosaQuantGen.getZeroPoint(self, ifm.dtype),
                TosaQuantGen.getZeroPoint(self, result_tens.dtype),
            ]

        # Invalidate Input/Output list for error_if checks.
        input_list = [ifm.name, filter.name, bias.name]
        output_list = [result_tens.name]
        num_operands = sum(op["operands"])
        input_list, output_list = TosaErrorIfArgGen.eiInvalidateInputOutputList(
            self, error_name, input_list, output_list
        )

        if not TosaErrorValidator.evValidateErrorIfs(
            self.ser,
            validator_fcns,
            error_name,
            op=op,
            input_dtype=ifm.dtype,
            weight_dtype=filter.dtype,
            output_dtype=result_tens.dtype,
            qinfo=qinfo,
            input_list=input_list,
            num_operands=num_operands,
            output_list=output_list,
            pad=out_pad,
            stride=stride,
            input_shape=ifm.shape,
            weight_shape=filter.shape,
            output_shape=result_tens.shape,
        ):
            return None

        attr = ts.TosaSerializerAttribute()
        attr.TransposeConvAttribute(out_pad, stride, output_shape, qinfo[0], qinfo[1])

        self.ser.addOperator(op["op"], input_list, output_list, attr)
        return result_tens

    def build_depthwise_conv2d(
        self,
        op,
        ifm,
        filter,
        bias,
        strides,
        padding,
        dilations,
        validator_fcns=None,
        error_name=None,
        qinfo=None,
    ):
        result_tens = OutputShaper.depthwiseConv2dOp(
            self.ser, self.rng, ifm, filter, strides, padding, dilations, error_name
        )

        # Ensure new output type has correct qinfo
        if error_name == ErrorIf.WrongInputType and ifm.dtype not in (
            DType.INT8,
            DType.UINT8,
        ):
            qinfo = [
                TosaQuantGen.getZeroPoint(self, ifm.dtype),
                TosaQuantGen.getZeroPoint(self, result_tens.dtype),
            ]

        # Invalidate Input/Output list for error_if checks.
        input_list = [ifm.name, filter.name, bias.name]
        output_list = [result_tens.name]
        num_operands = sum(op["operands"])
        input_list, output_list = TosaErrorIfArgGen.eiInvalidateInputOutputList(
            self, error_name, input_list, output_list
        )

        if not TosaErrorValidator.evValidateErrorIfs(
            self.ser,
            validator_fcns,
            error_name,
            op=op,
            input_dtype=ifm.dtype,
            weight_dtype=filter.dtype,
            output_dtype=result_tens.dtype,
            qinfo=qinfo,
            input_list=input_list,
            num_operands=num_operands,
            output_list=output_list,
            pad=padding,
            stride=strides,
            dilation=dilations,
            input_shape=ifm.shape,
            weight_shape=filter.shape,
            output_shape=result_tens.shape,
        ):
            return None

        attr = ts.TosaSerializerAttribute()
        attr.ConvAttribute(padding, strides, dilations, qinfo[0], qinfo[1])

        self.ser.addOperator(op["op"], input_list, output_list, attr)
        return result_tens

    def build_fully_connected(
        self, op, ifm, filter, bias, validator_fcns=None, error_name=None, qinfo=None
    ):
        result_tens = OutputShaper.fullyConnectedOp(
            self.ser, self.rng, ifm, filter, error_name
        )

        # Invalidate Input/Output list for error if checks.
        input_list = [ifm.name, filter.name, bias.name]
        output_list = [result_tens.name]
        pCount, cCount = op["operands"]
        num_operands = pCount + cCount
        input_list, output_list = TosaErrorIfArgGen.eiInvalidateInputOutputList(
            self, error_name, input_list, output_list
        )

        if not TosaErrorValidator.evValidateErrorIfs(
            self.ser,
            validator_fcns,
            error_name,
            op=op,
            input_shape=ifm.shape,
            input_dtype=ifm.dtype,
            weight_dtype=filter.dtype,
            output_shape=result_tens.shape,
            output_dtype=result_tens.dtype,
            qinfo=qinfo,
            result_tensor=result_tens,
            input_list=input_list,
            output_list=output_list,
            num_operands=num_operands,
        ):
            return None

        attr = ts.TosaSerializerAttribute()
        attr.FullyConnectedAttribute(qinfo[0], qinfo[1])

        self.ser.addOperator(op["op"], input_list, output_list, attr)
        return result_tens

    def build_matmul(self, op, a, b, validator_fcns=None, error_name=None, qinfo=None):
        result_tens = OutputShaper.matmulOp(self.ser, self.rng, a, b, error_name)

        # Invalidate Input/Output list for error if checks.
        input_list = [a.name, b.name]
        output_list = [result_tens.name]
        pCount, cCount = op["operands"]
        num_operands = pCount + cCount
        input_list, output_list = TosaErrorIfArgGen.eiInvalidateInputOutputList(
            self, error_name, input_list, output_list
        )

        if not TosaErrorValidator.evValidateErrorIfs(
            self.ser,
            validator_fcns,
            error_name,
            op=op,
            input_shape=a.shape,
            input_dtype=a.dtype,
            input2_shape=b.shape,
            input2_dtype=b.dtype,
            output_shape=result_tens.shape,
            output_dtype=result_tens.dtype,
            qinfo=qinfo,
            result_tensor=result_tens,
            input_list=input_list,
            output_list=output_list,
            num_operands=num_operands,
        ):
            return None

        attr = ts.TosaSerializerAttribute()
        attr.MatMulAttribute(qinfo[0], qinfo[1])

        self.ser.addOperator(op["op"], input_list, output_list, attr)
        return result_tens

    def build_reduce(self, op, a, axis, validator_fcns, error_name=None):
        result_tens = OutputShaper.reduceOp(self.ser, self.rng, a, axis, error_name)

        # Invalidate Input/Output list for error if checks.
        input_list = [a.name]
        output_list = [result_tens.name]
        pCount, cCount = op["operands"]
        num_operands = pCount + cCount
        input_list, output_list = TosaErrorIfArgGen.eiInvalidateInputOutputList(
            self, error_name, input_list, output_list
        )

        if not TosaErrorValidator.evValidateErrorIfs(
            self.ser,
            validator_fcns,
            error_name,
            op=op,
            axis=axis,
            input_shape=a.shape,
            output_shape=result_tens.shape,
            input_dtype=a.dtype,
            output_dtype=result_tens.dtype,
            result_tensor=result_tens,
            input_list=input_list,
            output_list=output_list,
            num_operands=num_operands,
        ):
            return None

        attr = ts.TosaSerializerAttribute()
        attr.AxisAttribute(axis)

        self.ser.addOperator(op["op"], input_list, output_list, attr)
        return result_tens

    def build_clamp(self, op, a, validator_fcns=None, error_name=None):
        result_tens = OutputShaper.unaryOp(self.ser, self.rng, a, error_name)

        v = [self.getRandNumberDType(a.dtype), self.getRandNumberDType(a.dtype)]

        if error_name == ErrorIf.MaxSmallerMin:
            # Make sure the numbers are different to invoke this error
            while v[0] == v[1]:
                v = [self.getRandNumberDType(a.dtype), self.getRandNumberDType(a.dtype)]
            max_val = min(v)
            min_val = max(v)
        else:
            max_val = max(v)
            min_val = min(v)

        # Invalidate Input/Output list for error if checks.
        input_list = [a.name]
        output_list = [result_tens.name]
        pCount, cCount = op["operands"]
        num_operands = pCount + cCount
        input_list, output_list = TosaErrorIfArgGen.eiInvalidateInputOutputList(
            self, error_name, input_list, output_list
        )

        if not TosaErrorValidator.evValidateErrorIfs(
            self.ser,
            validator_fcns,
            error_name,
            op=op,
            max_val=max_val,
            min_val=min_val,
            input_shape=a.shape,
            output_shape=result_tens.shape,
            input_dtype=a.dtype,
            output_dtype=result_tens.dtype,
            result_tensor=result_tens,
            input_list=input_list,
            output_list=output_list,
            num_operands=num_operands,
        ):
            return None

        attr = ts.TosaSerializerAttribute()
        if a.dtype == DType.FLOAT:
            attr.ClampAttribute(0, 0, min_val, max_val)
        else:
            attr.ClampAttribute(min_val, max_val, 0, 0)

        self.ser.addOperator(op["op"], input_list, output_list, attr)
        return result_tens

    def build_leaky_relu(self, op, a, validator_fcns=None, error_name=None):
        result_tens = OutputShaper.unaryOp(self.ser, self.rng, a, error_name)
        attr = ts.TosaSerializerAttribute()

        attr.LeakyReluAttribute(self.getRandNumberDType(DType.FLOAT))

        self.ser.addOperator(op["op"], [a.name], [result_tens.name], attr)
        return result_tens

    # Needs an additional type/input
    def build_prelu(self, op, a, validator_fcns=None, error_name=None):
        result_tens = OutputShaper.unaryOp(self.ser, self.rng, a, error_name)

        self.ser.addOperator(op["op"], [a.name], [result_tens.name])
        return result_tens

    def build_sigmoid(self, op, a, validator_fcns=None, error_name=None):
        result_tens = OutputShaper.unaryOp(self.ser, self.rng, a, error_name)

        # Invalidate Input/Output list for error if checks.
        input_list = [a.name]
        output_list = [result_tens.name]
        pCount, cCount = op["operands"]
        num_operands = pCount + cCount
        input_list, output_list = TosaErrorIfArgGen.eiInvalidateInputOutputList(
            self, error_name, input_list, output_list
        )

        if not TosaErrorValidator.evValidateErrorIfs(
            self.ser,
            validator_fcns,
            error_name,
            op=op,
            input_shape=a.shape,
            output_shape=result_tens.shape,
            input_dtype=a.dtype,
            output_dtype=result_tens.dtype,
            result_tensor=result_tens,
            input_list=input_list,
            output_list=output_list,
            num_operands=num_operands,
        ):
            return None

        self.ser.addOperator(op["op"], input_list, output_list)
        return result_tens

    def build_tanh(self, op, a, validator_fcns=None, error_name=None):
        result_tens = OutputShaper.unaryOp(self.ser, self.rng, a, error_name)

        # Invalidate Input/Output list for error if checks.
        input_list = [a.name]
        output_list = [result_tens.name]
        pCount, cCount = op["operands"]
        num_operands = pCount + cCount
        input_list, output_list = TosaErrorIfArgGen.eiInvalidateInputOutputList(
            self, error_name, input_list, output_list
        )

        if not TosaErrorValidator.evValidateErrorIfs(
            self.ser,
            validator_fcns,
            error_name,
            op=op,
            input_shape=a.shape,
            output_shape=result_tens.shape,
            input_dtype=a.dtype,
            output_dtype=result_tens.dtype,
            result_tensor=result_tens,
            input_list=input_list,
            output_list=output_list,
            num_operands=num_operands,
        ):
            return None

        self.ser.addOperator(op["op"], input_list, output_list)
        return result_tens

    def build_concat(self, op, *a, validator_fcns=None, error_name=None):
        if error_name != ErrorIf.WrongInputType:
            assert type(a[-1]) == int

        # To store variable length list of input tensors we need to store axis along with it
        axis = a[-1]
        a = a[:-1]

        result_tens = OutputShaper.concatOp(
            self.ser, self.rng, axis, *a, error_name=error_name
        )

        input_tensor_names = []
        for tensor in a:
            input_tensor_names.append(tensor.name)

        # Invalidate Input/Output list for error if checks.
        input_list = input_tensor_names
        output_list = [result_tens.name]
        pCount, cCount = op["operands"]
        num_operands = pCount + cCount
        input_list, output_list = TosaErrorIfArgGen.eiInvalidateInputOutputList(
            self, error_name, input_list, output_list
        )

        if not TosaErrorValidator.evValidateErrorIfs(
            self.ser,
            validator_fcns,
            error_name,
            op=op,
            axis=axis,
            input_shape=a[0].shape,
            output_shape=result_tens.shape,
            input_dtype=a[0].dtype,
            output_dtype=result_tens.dtype,
            inputs=a,
            result_tensor=result_tens,
            input_list=input_list,
            output_list=output_list,
            num_operands=num_operands,
        ):
            return None

        attr = ts.TosaSerializerAttribute()
        attr.AxisAttribute(axis)

        self.ser.addOperator(op["op"], input_list, output_list, attr)
        return result_tens

    def build_pad(
        self,
        op,
        a,
        padding,
        pad_const_int,
        pad_const_float,
        validator_fcns=None,
        error_name=None,
        qinfo=None,
    ):
        result_tens = OutputShaper.padOp(self.ser, self.rng, a, padding, error_name)

        attr = ts.TosaSerializerAttribute()
        attr.PadAttribute(padding.flatten(), pad_const_int, pad_const_float)

        # Invalidate Input/Output list for error if checks.
        input_list = [a.name]
        output_list = [result_tens.name]
        pCount, cCount = op["operands"]
        num_operands = pCount + cCount
        input_list, output_list = TosaErrorIfArgGen.eiInvalidateInputOutputList(
            self, error_name, input_list, output_list
        )

        if not TosaErrorValidator.evValidateErrorIfs(
            self.ser,
            validator_fcns,
            error_name,
            op=op,
            input_shape=a.shape,
            output_shape=result_tens.shape,
            input_dtype=a.dtype,
            output_dtype=result_tens.dtype,
            pad=padding,
            qinfo=qinfo,
            result_tensor=result_tens,
            input_list=input_list,
            output_list=output_list,
            num_operands=num_operands,
        ):
            return None

        self.ser.addOperator(op["op"], input_list, output_list, attr)
        return result_tens

    def build_reshape(self, op, a, newShape, validator_fcns=None, error_name=None):
        result_tens = OutputShaper.reshapeOp(
            self.ser, self.rng, a, newShape, error_name
        )

        # Invalidate Input/Output list for error if checks.
        input_list = [a.name]
        output_list = [result_tens.name]
        pCount, cCount = op["operands"]
        num_operands = pCount + cCount
        input_list, output_list = TosaErrorIfArgGen.eiInvalidateInputOutputList(
            self, error_name, input_list, output_list
        )

        if not TosaErrorValidator.evValidateErrorIfs(
            self.ser,
            validator_fcns,
            error_name,
            op=op,
            input_shape=a.shape,
            output_shape=result_tens.shape,
            input_dtype=a.dtype,
            output_dtype=result_tens.dtype,
            result_tensor=result_tens,
            input_list=input_list,
            output_list=output_list,
            num_operands=num_operands,
        ):
            return None

        attr = ts.TosaSerializerAttribute()
        attr.ReshapeAttribute(newShape)

        self.ser.addOperator(op["op"], input_list, output_list, attr)
        return result_tens

    def build_reverse(self, op, a, axis, validator_fcns=None, error_name=None):
        result_tens = OutputShaper.unaryOp(self.ser, self.rng, a, error_name)

        # Invalidate Input/Output list for error if checks.
        input_list = [a.name]
        output_list = [result_tens.name]
        pCount, cCount = op["operands"]
        num_operands = pCount + cCount
        input_list, output_list = TosaErrorIfArgGen.eiInvalidateInputOutputList(
            self, error_name, input_list, output_list
        )

        if not TosaErrorValidator.evValidateErrorIfs(
            self.ser,
            validator_fcns,
            error_name,
            op=op,
            axis=axis,
            input_shape=a.shape,
            output_shape=result_tens.shape,
            input_dtype=a.dtype,
            output_dtype=result_tens.dtype,
            result_tensor=result_tens,
            input_list=input_list,
            output_list=output_list,
            num_operands=num_operands,
        ):
            return None

        attr = ts.TosaSerializerAttribute()
        attr.AxisAttribute(axis)

        self.ser.addOperator(op["op"], input_list, output_list, attr)
        return result_tens

    def build_transpose(self, op, a, perms, validator_fcns=None, error_name=None):
        result_tens = OutputShaper.transposeOp(self.ser, self.rng, a, perms, error_name)

        attr = ts.TosaSerializerAttribute()
        attr.TransposeAttribute(perms)

        # Invalidate Input/Output list for error if checks.
        input_list = [a.name]
        output_list = [result_tens.name]
        pCount, cCount = op["operands"]
        num_operands = pCount + cCount
        input_list, output_list = TosaErrorIfArgGen.eiInvalidateInputOutputList(
            self, error_name, input_list, output_list
        )

        if not TosaErrorValidator.evValidateErrorIfs(
            self.ser,
            validator_fcns,
            error_name,
            op=op,
            input_shape=a.shape,
            output_shape=result_tens.shape,
            perms=perms,
            input_dtype=a.dtype,
            output_dtype=result_tens.dtype,
            result_tensor=result_tens,
            input_list=input_list,
            output_list=output_list,
            num_operands=num_operands,
        ):
            return None

        self.ser.addOperator(op["op"], input_list, output_list, attr)
        return result_tens

    def build_slice(self, op, a, start, size, validator_fcns=None, error_name=None):
        result_tens = OutputShaper.sliceOp(
            self.ser, self.rng, a, start, size, error_name
        )

        # Invalidate Input/Output list for error if checks.
        input_list = [a.name]
        output_list = [result_tens.name]
        pCount, cCount = op["operands"]
        num_operands = pCount + cCount
        input_list, output_list = TosaErrorIfArgGen.eiInvalidateInputOutputList(
            self, error_name, input_list, output_list
        )

        if not TosaErrorValidator.evValidateErrorIfs(
            self.ser,
            validator_fcns,
            error_name,
            op=op,
            input_shape=a.shape,
            output_shape=result_tens.shape,
            input_dtype=a.dtype,
            output_dtype=result_tens.dtype,
            start=start,
            size=size,
            result_tensor=result_tens,
            input_list=input_list,
            output_list=output_list,
            num_operands=num_operands,
        ):
            return None

        attr = ts.TosaSerializerAttribute()
        attr.SliceAttribute(start, size)

        self.ser.addOperator(op["op"], input_list, output_list, attr)
        return result_tens

    def build_tile(self, op, a, multiples, validator_fcns=None, error_name=None):
        result_tens = OutputShaper.tileOp(self.ser, self.rng, a, multiples, error_name)

        # Invalidate Input/Output list for error if checks.
        input_list = [a.name]
        output_list = [result_tens.name]
        pCount, cCount = op["operands"]
        num_operands = pCount + cCount
        input_list, output_list = TosaErrorIfArgGen.eiInvalidateInputOutputList(
            self, error_name, input_list, output_list
        )

        if not TosaErrorValidator.evValidateErrorIfs(
            self.ser,
            validator_fcns,
            error_name,
            op=op,
            input_shape=a.shape,
            output_shape=result_tens.shape,
            input_dtype=a.dtype,
            output_dtype=result_tens.dtype,
            result_tensor=result_tens,
            input_list=input_list,
            output_list=output_list,
            num_operands=num_operands,
        ):
            return None

        attr = ts.TosaSerializerAttribute()
        attr.TileAttribute(multiples)

        self.ser.addOperator(op["op"], input_list, output_list, attr)
        return result_tens

    def build_gather(self, op, values, validator_fcns=None, error_name=None):

        # Create a new indicies tensor
        # here with data that doesn't exceed the dimensions of the values tensor

        K = values.shape[1]  # K
        W = self.randInt(
            self.args.tensor_shape_range[0], self.args.tensor_shape_range[1]
        )  # W
        indicies_arr = np.int32(
            self.rng.integers(low=0, high=K, size=[values.shape[0], W])
        )  # (N, W)
        indicies = self.ser.addConst(indicies_arr.shape, DType.INT32, indicies_arr)

        result_tens = OutputShaper.gatherOp(
            self.ser, self.rng, values, indicies, error_name
        )

        # Invalidate Input/Output list for error if checks.
        input_list = [values.name, indicies.name]
        output_list = [result_tens.name]
        pCount, cCount = op["operands"]
        num_operands = pCount + cCount
        input_list, output_list = TosaErrorIfArgGen.eiInvalidateInputOutputList(
            self, error_name, input_list, output_list
        )

        if not TosaErrorValidator.evValidateErrorIfs(
            self.ser,
            validator_fcns,
            error_name,
            op=op,
            input_shape=values.shape,
            output_shape=result_tens.shape,
            input_dtype=values.dtype,
            output_dtype=result_tens.dtype,
            result_tensor=result_tens,
            input_list=input_list,
            output_list=output_list,
            num_operands=num_operands,
        ):
            return None

        self.ser.addOperator(op["op"], input_list, output_list)

        return result_tens

    def build_scatter(self, op, values_in, input, validator_fcns=None, error_name=None):

        # Create a new indicies tensor
        # here with data that doesn't exceed the dimensions of the values_in tensor

        K = values_in.shape[1]  # K
        W = input.shape[1]  # W
        indicies_arr = np.int32(
            self.rng.integers(low=0, high=K, size=[values_in.shape[0], W])
        )  # (N, W)
        indicies = self.ser.addConst(indicies_arr.shape, DType.INT32, indicies_arr)

        result_tens = OutputShaper.scatterOp(
            self.ser, self.rng, values_in, indicies, input, error_name
        )

        # Invalidate Input/Output list for error if checks.
        input_list = [values_in.name, indicies.name, input.name]
        output_list = [result_tens.name]
        pCount, cCount = op["operands"]
        num_operands = pCount + cCount
        input_list, output_list = TosaErrorIfArgGen.eiInvalidateInputOutputList(
            self, error_name, input_list, output_list
        )

        if not TosaErrorValidator.evValidateErrorIfs(
            self.ser,
            validator_fcns,
            error_name,
            op=op,
            input_shape=values_in.shape,
            output_shape=result_tens.shape,
            input_dtype=values_in.dtype,
            output_dtype=result_tens.dtype,
            result_tensor=result_tens,
            input_list=input_list,
            output_list=output_list,
            num_operands=num_operands,
        ):
            return None

        self.ser.addOperator(op["op"], input_list, output_list)

        return result_tens

    def build_resize(
        self,
        op,
        input,
        mode,
        stride,
        offset,
        shift,
        stride_fp,
        offset_fp,
        output_dims,
        input_dtype,
        output_dtype,
        validator_fcns,
        error_name=None,
    ):
        result_tens = OutputShaper.resizeOp(
            self.ser,
            self.rng,
            input,
            mode,
            stride,
            offset,
            shift,
            stride_fp,
            offset_fp,
            output_dims,
            input_dtype,
            output_dtype,
            error_name,
        )

        # Invalidate Input/Output list for error if checks.
        input_list = [input.name]
        output_list = [result_tens.name]
        pCount, cCount = op["operands"]
        num_operands = pCount + cCount
        input_list, output_list = TosaErrorIfArgGen.eiInvalidateInputOutputList(
            self, error_name, input_list, output_list
        )

        if not TosaErrorValidator.evValidateErrorIfs(
            self.ser,
            validator_fcns,
            error_name,
            op=op,
            mode=mode,
            shift=shift,
            input_dtype=input_dtype,
            output_dtype=output_dtype,
            input_shape=input.shape,
            output_shape=output_dims,
            offset=offset,
            offset_fp=offset_fp,
            stride=stride,
            stride_fp=stride_fp,
            input_list=input_list,
            output_list=output_list,
            result_tensor=result_tens,
            num_operands=num_operands,
        ):
            return None

        attr = ts.TosaSerializerAttribute()

        attr.ResizeAttribute(
            output_dims, stride, offset, shift, stride_fp, offset_fp, mode
        )

        self.ser.addOperator(op["op"], input_list, output_list, attr)
        return result_tens

    def build_identityn(self, op, val, val2, validator_fcns=None, error_name=None):
        result_tens = OutputShaper.unaryOp(self.ser, self.rng, val, error_name)
        result_tens2 = OutputShaper.unaryOp(self.ser, self.rng, val2, error_name)
        self.ser.addOperator(
            op, [val.name, val2.name], [result_tens.name, result_tens2.name]
        )
        return result_tens

    def build_const(self, op, val, validator_fcns=None, error_name=None):
        self.ser.addOutputTensor(val)
        return val

    # Type Conversion
    def build_cast(self, op, val, out_dtype, validator_fcns=None, error_name=None):
        result_tens = OutputShaper.typeConversionOp(
            self.ser, self.rng, val, out_dtype, error_name
        )

        # Invalidate Input/Output list for error if checks.
        input_list = [val.name]
        output_list = [result_tens.name]
        pCount, cCount = op["operands"]
        num_operands = pCount + cCount
        input_list, output_list = TosaErrorIfArgGen.eiInvalidateInputOutputList(
            self, error_name, input_list, output_list
        )

        if not TosaErrorValidator.evValidateErrorIfs(
            self.ser,
            validator_fcns,
            error_name,
            op=op,
            input_shape=val.shape,
            output_shape=result_tens.shape,
            input_dtype=val.dtype,
            output_dtype=result_tens.dtype,
            result_tensor=result_tens,
            input_list=input_list,
            output_list=output_list,
            num_operands=num_operands,
        ):
            return None

        self.ser.addOperator(op["op"], input_list, output_list)
        return result_tens

    def build_rescale(
        self,
        op,
        val,
        out_dtype,
        scale32,
        double_round,
        per_channel,
        validator_fcns,
        error_name,
    ):
        result_tens = OutputShaper.typeConversionOp(
            self.ser, self.rng, val, out_dtype, error_name
        )

        if per_channel:
            nc = val.shape[-1]
        else:
            nc = 1

        in_type_width = self.typeWidth(val.dtype)
        out_type_width = self.typeWidth(out_dtype)

        if val.dtype == DType.INT8:
            input_zp = self.randInt(-128, 128)
            in_type_width += 1
        elif val.dtype == DType.UINT8:
            input_zp = self.randInt(0, 256)
            in_type_width += 1
        elif error_name in [
            ErrorIf.InputZeroPointNotZero,
            ErrorIf.U16InputZeroPointNotValid,
        ]:
            input_zp = self.randInt(-128, 128)
            if input_zp == 0:
                input_zp = input_zp + self.rng.integers(1, 10)
            in_type_width += 1
        elif val.dtype == DType.UINT16:
            # Must come after ErrorIf.U16InputZeroPointNotValid check
            input_zp = self.rng.choice([0, 32768])
            in_type_width += 1
        else:
            input_zp = 0

        if out_dtype == DType.INT8:
            output_zp = self.randInt(-128, 128)
            out_type_width += 1
        elif out_dtype == DType.UINT8:
            output_zp = self.randInt(0, 256)
            out_type_width += 1
        elif error_name in [
            ErrorIf.OutputZeroPointNotZero,
            ErrorIf.U16OutputZeroPointNotValid,
        ]:
            output_zp = self.randInt(-128, 128)
            if output_zp == 0:
                output_zp = output_zp + self.rng.integers(1, 10)
            out_type_width += 1
        elif out_dtype == DType.UINT16:
            # Must come after ErrorIf.U16OutputZeroPointNotValid check
            output_zp = self.rng.choice([0, 32768])
            out_type_width += 1
        else:
            output_zp = 0

        # Calculate scale based on:
        # scale = a *(2^output_width)/(2^input_width))

        a = np.float32(self.rng.random(size=[nc]))
        scale_arr = a * np.float32((1 << out_type_width) / (1 << in_type_width))

        if scale32:
            pass
            # Cap the scaling at 2^31 - 1 for scale32
            scale_arr = np.clip(scale_arr, 1.0 / (1 << 31), (1 << 31) - 1)
        else:
            # Cap the scaling at 2^15 - 1 for scale16
            scale_arr = np.clip(scale_arr, 1.0 / (1 << 31), 32767.0)

        # print('{} {} -> {}'.format(out_type_width, in_type_width, scale_arr))

        multiplier_arr = np.int32(np.zeros(shape=[nc]))
        shift_arr = np.int32(np.zeros(shape=[nc]))
        min_shift_value_arr = np.int64(np.zeros(shape=[nc]))
        max_shift_value_arr = np.int64(np.zeros(shape=[nc]))

        for i in range(nc):
            multiplier_arr[i], shift_arr[i] = TosaQuantGen.computeMultiplierAndShift(
                scale_arr[i], scale32
            )
            min_shift_value_arr[i] = -1 << (shift_arr[i] - 1)
            max_shift_value_arr[i] = (1 << (shift_arr[i] - 1)) - 1

        # print('multiplier {} shift {} inzp {} outzp {}'.format(multiplier_arr, shift_arr, input_zp, output_zp))
        if scale32 and error_name is None:
            # Make sure random values are within apply_scale_32 specification
            # REQUIRES(value >= (-1<<(shift-1)) && value < (1<<(shift-1))
            assert val.placeholderFilename
            values = np.load(
                os.path.join(self.basePath, self.testPath, val.placeholderFilename)
            )
            val_adj = np.subtract(values, input_zp, dtype=np.int64)
            val_adj = np.maximum(val_adj, min_shift_value_arr, dtype=np.int64)
            val_adj = np.minimum(val_adj, max_shift_value_arr, dtype=np.int64)
            val_adj = np.add(val_adj, input_zp, dtype=values.dtype)
            if not np.all(np.array_equal(values, val_adj)):
                # Values changed so overwrite file with new values
                np.save(
                    os.path.join(self.basePath, self.testPath, val.placeholderFilename),
                    val_adj,
                    False,
                )

        # Invalidate Input/Output list for error if checks.
        input_list = [val.name]
        output_list = [result_tens.name]
        pCount, cCount = op["operands"]
        num_operands = pCount + cCount
        input_list, output_list = TosaErrorIfArgGen.eiInvalidateInputOutputList(
            self, error_name, input_list, output_list
        )

        qinfo = (input_zp, output_zp)
        if not TosaErrorValidator.evValidateErrorIfs(
            self.ser,
            validator_fcns,
            error_name,
            op=op,
            input_dtype=val.dtype,
            output_dtype=out_dtype,
            input_shape=val.shape,
            qinfo=qinfo,
            scale32=scale32,
            double_round=double_round,
            input_list=input_list,
            output_list=output_list,
            result_tensor=result_tens,
            num_operands=num_operands,
        ):
            return None

        attr = ts.TosaSerializerAttribute()
        attr.RescaleAttribute(
            input_zp,
            output_zp,
            multiplier_arr,
            shift_arr,
            scale32,
            double_round,
            per_channel,
        )

        self.ser.addOperator(op["op"], input_list, output_list, attr)
        return result_tens

    def build_cond_if_const(
        self, op, then_tens, else_tens, cond, validator_fcns=None, error_name=None
    ):
        # For cond_if with constants, we're supplied with then/else tensors that we ignore
        # (except for the generated shap) and the condition.  Build Then/Else blocks
        # and fill them with const nodes for the body.

        # Condition tensor
        cond_tens = self.ser.addConst([], DType.BOOL, [cond])

        # Make then/else tensors
        out_shape = then_tens.shape

        # Create an incorrect output shape for error_if tests
        if error_name in [
            ErrorIf.CondIfOutputListThenGraphMismatch,
            ErrorIf.CondIfOutputListElseGraphMismatch,
        ]:
            incorrect_shape = deepcopy(then_tens.shape)
            for i in range(len(incorrect_shape)):
                incorrect_shape[i] += (
                    self.rng.choice([-3, -2, 2, 3])
                    if incorrect_shape[i] > 3
                    else self.rng.choice([1, 2, 4])
                )
            incorrect_arr = np.int32(self.rng.integers(0, 256, size=incorrect_shape))

        then_arr = np.int32(self.rng.integers(0, 256, size=out_shape))
        else_arr = np.int32(self.rng.integers(0, 256, size=out_shape))

        # And the result tensor based on any of the outputs
        result_tens = self.ser.addOutput(out_shape, DType.INT32)

        # Create the attribute with the names of the then/else blocks
        then_block = "THEN_BLOCK"
        else_block = "ELSE_BLOCK"
        attr = ts.TosaSerializerAttribute()
        attr.CondIfAttribute(then_block, else_block)

        # Finally, build the op and the two blocks
        self.ser.addOperator(op["op"], [cond_tens.name], [result_tens.name], attr)

        self.ser.startBasicBlock(then_block)
        # Build the actual then/else tensors inside their blocks
        if error_name == ErrorIf.CondIfOutputListThenGraphMismatch:
            then_tens = self.ser.addConst(incorrect_shape, DType.INT32, incorrect_arr)
        else:
            then_tens = self.ser.addConst(out_shape, DType.INT32, then_arr)
        self.ser.addOutputTensor(then_tens)

        self.ser.startBasicBlock(else_block)
        if error_name == ErrorIf.CondIfOutputListElseGraphMismatch:
            else_tens = self.ser.addConst(incorrect_shape, DType.INT32, incorrect_arr)
        else:
            else_tens = self.ser.addConst(out_shape, DType.INT32, else_arr)
        self.ser.addOutputTensor(else_tens)

        if not TosaErrorValidator.evValidateErrorIfs(
            self.ser,
            validator_fcns,
            error_name,
            op=op,
            basicBlocks=self.ser.basicBlocks,
        ):
            return None

        return result_tens

    def build_cond_if_binary(
        self, op, a, b, cond, validator_fcns=None, error_name=None
    ):
        # For cond_if with a binary op in the then/else blocks, take a and b and
        # alternately add or subtract them based on the condition

        # Condition tensor
        cond_tens = self.ser.addConst([], DType.BOOL, [cond])

        result_tens = self.ser.addOutput(a.shape, a.dtype)

        # Create the attribute with the names of the then/else blocks
        then_block = "THEN_BLOCK"
        else_block = "ELSE_BLOCK"
        attr = ts.TosaSerializerAttribute()
        attr.CondIfAttribute(then_block, else_block)

        if error_name in [
            ErrorIf.CondIfInputListThenGraphMismatch,
            ErrorIf.CondIfInputListElseGraphMismatch,
            ErrorIf.CondIfOutputListElseGraphMismatch,
            ErrorIf.CondIfOutputListThenGraphMismatch,
        ]:
            incorrect_shape = a.shape.copy()
            for i in range(len(incorrect_shape)):
                incorrect_shape[i] += self.rng.choice([-3, -2, 2, 3])
            incorrect_block_input = deepcopy(a)
            incorrect_block_input.shape = incorrect_shape

        # Finally, build the op and the two blocks
        self.ser.addOperator(
            op["op"], [cond_tens.name, a.name, b.name], [result_tens.name], attr
        )

        if a.dtype in (DType.FLOAT, DType.INT32):
            then_op, else_op = Op.ADD, Op.SUB
        elif a.dtype in (DType.INT8, DType.INT16):
            then_op, else_op = Op.LOGICAL_RIGHT_SHIFT, Op.LOGICAL_LEFT_SHIFT
        else:
            assert False, f"No tests for DType: {a.dtype}"

        for block, op in ((then_block, then_op), (else_block, else_op)):
            self.ser.startBasicBlock(block)
            if (
                error_name == ErrorIf.CondIfInputListThenGraphMismatch
                and block == then_block
            ) or (
                error_name == ErrorIf.CondIfInputListElseGraphMismatch
                and block == else_block
            ):
                self.ser.addInputTensor(incorrect_block_input)
                self.ser.addInputTensor(b)
                tens = self.ser.addOutput(a.shape, a.dtype)
            elif (
                error_name == ErrorIf.CondIfOutputListThenGraphMismatch
                and block == then_block
            ) or (
                error_name == ErrorIf.CondIfOutputListElseGraphMismatch
                and block == else_block
            ):
                self.ser.addInputTensor(a)
                self.ser.addInputTensor(b)
                tens = self.ser.addOutput(incorrect_block_input.shape, a.dtype)
            else:
                self.ser.addInputTensor(a)
                self.ser.addInputTensor(b)
                tens = self.ser.addOutput(a.shape, a.dtype)
            self.ser.addOperator(op, [a.name, b.name], [tens.name])

        if not TosaErrorValidator.evValidateErrorIfs(
            self.ser,
            validator_fcns,
            error_name,
            op=op,
            a=a,
            b=b,
            basicBlocks=self.ser.basicBlocks,
        ):
            return None

        return result_tens

    def build_while_loop(self, op, a, iter_val, validator_fcns=None, error_name=None):
        iter = self.ser.addPlaceholder([], DType.INT32, [np.int32(iter_val)])

        cond_block = "COND_BLOCK"
        body_block = "BODY_BLOCK"

        attr = ts.TosaSerializerAttribute()
        attr.WhileLoopAttribute(cond_block, body_block)

        # Accumulator tensor
        # acc = self.ser.addOutput(a.shape, a.dtype)
        acc_init_val = np.int32(np.zeros(a.shape))
        acc = self.ser.addPlaceholder(a.shape, a.dtype, acc_init_val)

        # Intermediate/output tensors for everything going through the loop
        iter_out = self.ser.addIntermediate(iter.shape, iter.dtype)
        a_out = self.ser.addIntermediate(a.shape, a.dtype)
        if error_name == ErrorIf.InputListOutputListMismatch:
            incorrect_acc = deepcopy(acc)
            for i in range(len(incorrect_acc.shape)):
                incorrect_acc.shape[i] += self.rng.choice([-3, -2, 2, 3])
            acc_out = self.ser.addIntermediate(incorrect_acc.shape, acc.dtype)
        else:
            acc_out = self.ser.addIntermediate(acc.shape, acc.dtype)

        # While_loop operator
        self.ser.addOperator(
            op["op"],
            [iter.name, a.name, acc.name],
            [iter_out.name, a_out.name, acc_out.name],
            attr,
        )
        self.ser.addOutputTensor(acc_out)

        if error_name in [
            ErrorIf.InputListCondGraphMismatch,
            ErrorIf.InputListBodyGraphInputMismatch,
            ErrorIf.InputListBodyGraphOutputMismatch,
        ]:
            incorrect_iter = deepcopy(iter)
            for i in range(len(incorrect_iter.shape)):
                incorrect_iter.shape[i] += self.rng.choice([-3, -2, 2, 3])
            if len(incorrect_iter.shape) == 0:
                incorrect_iter.shape.append(self.rng.choice([-3, -2, 2, 3]))

            incorrect_acc = deepcopy(acc)
            for i in range(len(incorrect_acc.shape)):
                incorrect_acc.shape[i] += self.rng.choice([-3, -2, 2, 3])

        # COND block (input: iter, output: cond_tens )
        self.ser.startBasicBlock(cond_block)
        if error_name == ErrorIf.InputListCondGraphMismatch:
            self.ser.addInputTensor(incorrect_iter)
            self.ser.addInputTensor(a)
            self.ser.addInputTensor(incorrect_acc)
        else:
            self.ser.addInputTensor(iter)
            self.ser.addInputTensor(a)
            self.ser.addInputTensor(acc)
        zero_tens = self.ser.addConst([], DType.INT32, [np.int32(0)])

        if error_name == ErrorIf.CondGraphOutputNotMatchingBool:
            cond_tens = self.ser.addOutput(
                [], self.rng.choice([DType.INT8, DType.INT32, DType.FLOAT])
            )
        else:
            cond_tens = self.ser.addOutput([], DType.BOOL)

        self.ser.addOperator(Op.GREATER, [iter.name, zero_tens.name], [cond_tens.name])

        # BODY block (input: a, acc, iter, output: a, acc, iter)
        # Note that local intermediate tensors need to be declared here for the outputs
        self.ser.startBasicBlock(body_block)
        if error_name == ErrorIf.InputListBodyGraphInputMismatch:
            self.ser.addInputTensor(incorrect_iter)
            self.ser.addInputTensor(a)
            self.ser.addInputTensor(incorrect_acc)
        else:
            self.ser.addInputTensor(iter)
            self.ser.addInputTensor(a)
            self.ser.addInputTensor(acc)

        one_tens = self.ser.addConst([], DType.INT32, [np.int32(1)])

        if error_name == ErrorIf.InputListBodyGraphOutputMismatch:
            iter_body_out = self.ser.addIntermediate(
                incorrect_iter.shape, incorrect_iter.dtype
            )
            acc_body_out = self.ser.addIntermediate(
                incorrect_acc.shape, incorrect_acc.dtype
            )
        else:
            iter_body_out = self.ser.addIntermediate(iter.shape, iter.dtype)
            acc_body_out = self.ser.addIntermediate(acc.shape, acc.dtype)

        self.ser.addOperator(Op.ADD, [a.name, acc.name], [acc_body_out.name])
        self.ser.addOperator(Op.SUB, [iter.name, one_tens.name], [iter_body_out.name])
        self.ser.addOutputTensor(iter_body_out)
        self.ser.addOutputTensor(a)
        self.ser.addOutputTensor(acc_body_out)

        if not TosaErrorValidator.evValidateErrorIfs(
            self.ser,
            validator_fcns,
            error_name,
            op=op,
            basicBlocks=self.ser.basicBlocks,
        ):
            return None

        return acc_out

    def create_filter_lists(
        self, op, shapeFilter, rankFilter, dtypeFilter, testType, validator=None
    ):
        # Create a default testing rank range, 1-4 inclusive to keep test sizes reasonably small.
        default_test_rank_range = range(1, 5)
        if not shapeFilter:
            shapeFilter = [None]

        # Calculate the filters based on what is requested and what the operator allows
        rmin, rmax = op["rank"]
        if rankFilter is not None:
            cleanRankFilter = []
            # Ensure rankFilter values are allowed by operator
            for rank in rankFilter:
                if rank >= rmin and rank <= rmax:
                    cleanRankFilter.append(rank)
        elif rankFilter is None and shapeFilter[0] is None:
            # Ensure default behaviour is bounded by default range or by operator,
            # whichever is the smaller range of ranks.
            opRankRange = range(rmin, rmax + 1)
            cleanRankFilter = (
                opRankRange
                if len(opRankRange) <= len(default_test_rank_range)
                else default_test_rank_range
            )
        else:
            cleanRankFilter = range(rmin, rmax + 1)

        dtypes = op["types"]

        if dtypeFilter is not None:
            cleanDtypeFilter = []
            # Create list of operator dtypes filtered by requested dtypes
            for dtype in dtypes:
                if dtype in dtypeFilter or (
                    isinstance(dtype, list) and dtype[0] in dtypeFilter
                ):
                    cleanDtypeFilter.append(dtype)
        else:
            cleanDtypeFilter = dtypes

        if testType == "positive":
            filterDict = {
                "shapeFilter": shapeFilter,
                "rankFilter": cleanRankFilter,
                "dtypeFilter": cleanDtypeFilter,
            }
            return filterDict
        elif testType == "negative":
            if validator is not None:
                validator_info = validator(check=False, op=op)
            else:
                return None

            error_arguments = validator_info["param_reqs"]

            # Set parameters as required
            if error_arguments["rank"] is not None:
                rankFilter = error_arguments["rank"]
            else:
                rankFilter = cleanRankFilter

            if error_arguments["dtype"] is not None:
                dtypeFilter = error_arguments["dtype"]
            else:
                dtypeFilter = cleanDtypeFilter

            if error_arguments["shape"] is not None:
                shapeFilter = error_arguments["shape"]
            else:
                shapeFilter = shapeFilter[
                    :2
                ]  # Reduce number of shapes to keep test numbers small

            filterDict = {
                "shapeFilter": shapeFilter,
                "rankFilter": rankFilter,
                "dtypeFilter": dtypeFilter,
            }
            return filterDict

    def genOpTestList(
        self,
        opName,
        shapeFilter=[None],
        rankFilter=None,
        dtypeFilter=None,
        testType="positive",
    ):

        try:
            op = self.TOSA_OP_LIST[opName]
        except KeyError:
            raise Exception("Cannot find op with name {}".format(opName))

        # Initialize a new random number generator
        self.rng = np.random.default_rng(self.random_seed)

        build_fcn, tgen_fcn, tvgen_fcn, agen_fcn = op["build_fcn"]

        # Test list consists of a tuple of:
        # (opName, testNameStr, dtype, shapeList, argumentsList)
        testList = []
        if testType == "negative" and "error_if_validators" in op:
            error_if_validators = op["error_if_validators"]
        else:
            error_if_validators = [None]

        for validator in error_if_validators:
            if validator is not None:
                error_name = validator(check=False, op=op)["error_name"]
            else:
                error_name = None

            filterDict = self.create_filter_lists(
                op, shapeFilter, rankFilter, dtypeFilter, testType, validator
            )
            if filterDict is None:
                return []
            cleanRankFilter = filterDict["rankFilter"]
            cleanDtypeFilter = filterDict["dtypeFilter"]
            cleanShapeFilter = filterDict["shapeFilter"]
            # print(f"Error: {error_name}, Filters: S {cleanShapeFilter}, R {cleanRankFilter}, T {cleanDtypeFilter}")

            for r in cleanRankFilter:
                for t in cleanDtypeFilter:
                    for shape in cleanShapeFilter:
                        # Filter out by rank
                        if shape is not None and len(shape) != r:
                            continue
                        self.setTargetShape(shape)
                        shapeList = tgen_fcn(self, op, r, error_name)

                        shapeStr = self.shapeStr(shapeList[0])
                        typeStr = self.typeStr(t)

                        # Argument lists consists of tuples of the (str, []) string representation and the build function argument list
                        argList = []
                        if agen_fcn:
                            argList = agen_fcn(self, opName, shapeList, t, error_name)
                        else:
                            argList = [("", [])]

                        for argStr, args in argList:
                            if testType == "positive":
                                if argStr:
                                    testStr = "{}_{}_{}_{}".format(
                                        opName, shapeStr, typeStr, argStr
                                    )
                                else:
                                    testStr = "{}_{}_{}".format(
                                        opName, shapeStr, typeStr
                                    )
                            elif testType == "negative":
                                if argStr:
                                    testStr = "{}_ERRORIF_{}_{}_{}_{}".format(
                                        opName, error_name, shapeStr, typeStr, argStr
                                    )
                                else:
                                    testStr = "{}_ERRORIF_{}_{}_{}".format(
                                        opName, error_name, shapeStr, typeStr
                                    )

                            testList.append(
                                (opName, testStr, t, error_name, shapeList, args)
                            )

        if testType == "positive":
            # Remove tests which are expected to fail but don't correlate to a ERROR_IF statement
            if "invalid_test_validators" in op:
                invalid_test_validators = op["invalid_test_validators"]
                clean_testList = []
                for test in testList:
                    for validator_fcn in invalid_test_validators:
                        remove_test = False
                        if validator_fcn(
                            opName=test[0],
                            input_dtype=test[2],
                            shapeList=test[4],
                            args=test[5],
                        ):
                            remove_test = True
                    if not remove_test:
                        clean_testList.append(test)
                testList = clean_testList

        return testList

    def serializeTest(
        self, opName, testStr, dtype_or_dtypeList, error_name, shapeList, testArgs
    ):
        try:
            op = self.TOSA_OP_LIST[opName]
        except KeyError:
            raise Exception("Cannot find op with name {}".format(opName))

        # Create a serializer
        self.createSerializer(opName, testStr)

        build_fcn, tgen_fcn, tvgen_fcn, agen_fcn = op["build_fcn"]
        if "error_if_validators" in op:
            error_if_validators = op["error_if_validators"]
        else:
            error_if_validators = None

        pCount, cCount = op["operands"]
        num_operands = pCount + cCount

        if isinstance(dtype_or_dtypeList, list):
            dtypeList = dtype_or_dtypeList
        elif op["op"] == Op.CONCAT:
            dtypeList = [dtype_or_dtypeList] * len(shapeList)
        else:
            dtypeList = [dtype_or_dtypeList] * (num_operands)

        if op["op"] != Op.CONCAT:
            assert (
                len(shapeList) == num_operands
            ), "shapeList length {} must match number of operands {}".format(
                len(shapeList), num_operands
            )
            assert (
                len(dtypeList) == num_operands
            ), "dtypeList length {} must match number of operands {}".format(
                len(dtypeList), num_operands
            )

        try:
            qgen = op["qgen"]
        except KeyError:
            qgen = None

        # Build the random tensor operands and the test
        tens = []

        if qgen is not None:
            qinfo = qgen(self, op, dtype_or_dtypeList, error_name)
        else:
            qinfo = None

        tens = tvgen_fcn(self, op, dtypeList, shapeList, testArgs, error_name)

        try:
            if error_if_validators is None:
                if qinfo is not None:
                    resultName = build_fcn(self, op, *tens, *testArgs, qinfo)
                else:
                    resultName = build_fcn(self, op, *tens, *testArgs)
            else:
                if qinfo is not None:
                    resultName = build_fcn(
                        self,
                        op,
                        *tens,
                        *testArgs,
                        validator_fcns=error_if_validators,
                        error_name=error_name,
                        qinfo=qinfo,
                    )
                else:
                    resultName = build_fcn(
                        self,
                        op,
                        *tens,
                        *testArgs,
                        validator_fcns=error_if_validators,
                        error_name=error_name,
                    )
        except TypeError as e:
            print(f"build_fcn: {build_fcn}\nTensors: {tens}\nArgs: {testArgs}\n")
            raise e

        if resultName:
            # The test is valid, serialize it
            self.serialize("test")
        else:
            # The test is not valid
            print(f"Invalid ERROR_IF test created: {opName} {testStr}")

    def createDynamicOpLists(self):

        # Dynamically create op lists for convolutions with a list of kernel sizes
        KERNELS_2D = [[1, 1], [2, 2], [3, 3], [5, 5], [3, 1], [1, 3]]

        for k in KERNELS_2D:
            testName = "conv2d_{}x{}".format(k[0], k[1])
            self.TOSA_OP_LIST[testName] = self.TOSA_OP_LIST["conv2d_TEMPLATE"].copy()
            self.TOSA_OP_LIST[testName]["filter"] = k
            self.TOSA_OP_LIST[testName]["template"] = False

            testName = "depthwise_conv2d_{}x{}".format(k[0], k[1])
            self.TOSA_OP_LIST[testName] = self.TOSA_OP_LIST[
                "depthwise_conv2d_TEMPLATE"
            ].copy()
            self.TOSA_OP_LIST[testName]["filter"] = k
            self.TOSA_OP_LIST[testName]["template"] = False

            testName = "transpose_conv2d_{}x{}".format(k[0], k[1])
            self.TOSA_OP_LIST[testName] = self.TOSA_OP_LIST[
                "transpose_conv2d_TEMPLATE"
            ].copy()
            self.TOSA_OP_LIST[testName]["filter"] = k
            self.TOSA_OP_LIST[testName]["template"] = False

        KERNELS_3D = [[1, 1, 1], [2, 1, 1], [1, 2, 1], [1, 1, 2]]
        for k in KERNELS_3D:
            testName = "conv3d_{}x{}x{}".format(k[0], k[1], k[2])
            self.TOSA_OP_LIST[testName] = self.TOSA_OP_LIST["conv3d_TEMPLATE"].copy()
            self.TOSA_OP_LIST[testName]["filter"] = k
            self.TOSA_OP_LIST[testName]["template"] = False

        # Delete any templates after having created any dynamic ops
        # This is a two-pass operation because it's bad practice to delete
        # keys from dictionaries while iterating
        keyList = []
        for k in self.TOSA_OP_LIST:
            try:
                if self.TOSA_OP_LIST[k]["template"]:
                    keyList.append(k)
                    continue
            except KeyError:
                pass

        for k in keyList:
            del self.TOSA_OP_LIST[k]

    def initOpListDefaults(self):
        """Fill in default fields for ops if they aren't already specified.
        Look for missing required fields (datastructure linting)."""
        for op in self.TOSA_OP_LIST:

            # Required fields
            try:
                pl, c = self.TOSA_OP_LIST[op]["operands"]
            except (KeyError, ValueError, TypeError):
                raise Exception(
                    "Op {} is missing a valid operand tuple in TOSA_OP_LIST".format(op)
                )

            try:
                fcn, tgen, tvgen, arggen = self.TOSA_OP_LIST[op]["build_fcn"]
            except (KeyError, ValueError, TypeError):
                raise Exception(
                    "Op {} is missing a valid build_fcn tuple in TOSA_OP_LIST".format(
                        op
                    )
                )

            try:
                _ = self.TOSA_OP_LIST[op]["types"]
            except KeyError:
                raise Exception(
                    "Op {} is missing a valid type list in TOSA_OP_LIST".format(op)
                )

            try:
                _ = self.TOSA_OP_LIST[op]["op"]
            except KeyError:
                raise Exception(
                    "Op {} is missing the Op field in TOSA_OP_LIST".format(op)
                )

            # Put in default rank range, if missing
            try:
                _ = self.TOSA_OP_LIST[op]["rank"]
            except KeyError:
                self.TOSA_OP_LIST[op]["rank"] = self.DEFAULT_RANK_RANGE

    # Tensor operator list
    #  'op': op name
    #  'operands': tuple of (placeholder, const) operands
    #  'rank': optional, restricts rank to tuple inclusive of (min, max),
    #    if not specified, defaults to (1, 4)
    #  'build_fcn': tuple of the function to (build_operator(), TensorGen function, ArgGen enum)
    #  'types': array of datatypes to be tested
    TYPE_FP = [DType.FLOAT]

    TYPE_INT = [DType.INT8, DType.INT16, DType.INT32]  # Excludes INT4
    TYPE_INT_FP = [DType.INT8, DType.INT16, DType.INT32, DType.FLOAT]  # Excludes INT4

    TYPE_BOOL = [DType.BOOL]
    TYPE_FI32 = [DType.FLOAT, DType.INT32]
    TYPE_FIB = [DType.FLOAT, DType.INT8, DType.INT16, DType.INT32, DType.BOOL]
    TYPE_FI16 = [DType.FLOAT, DType.INT16]

    TYPE_NARROW_INT_FP = [DType.INT8, DType.INT16, DType.FLOAT]

    TYPE_CONV = [
        [DType.INT8, DType.INT4, DType.INT32],
        [DType.INT8, DType.INT8, DType.INT32],
        [DType.INT16, DType.INT8, DType.INT48],
        DType.FLOAT,
    ]

    DEFAULT_RANK_RANGE = (1, TOSA_TENSOR_MAX_RANK)

    TOSA_OP_LIST = {
        # Tensor operators
        "argmax": {
            "op": Op.ARGMAX,
            "operands": (1, 0),
            "rank": (1, 4),
            "build_fcn": (
                build_argmax,
                TosaTensorGen.tgBasic,
                TosaTensorValuesGen.tvgDefault,
                TosaArgGen.agAxis,
            ),
            "types": TYPE_NARROW_INT_FP,
            "error_if_validators": (
                TosaErrorValidator.evAxisSmallerZero,
                TosaErrorValidator.evAxisLargerRank,
                TosaErrorValidator.evArgmaxOutputRankMismatch,
                TosaErrorValidator.evArgmaxOutputShapeMismatch,
                TosaErrorValidator.evWrongRank,
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
            ),
        },
        "avg_pool2d": {
            "op": Op.AVG_POOL2D,
            "operands": (1, 0),
            "rank": (4, 4),
            "build_fcn": (
                build_pool2d,
                TosaTensorGen.tgNHWC,
                TosaTensorValuesGen.tvgDefault,
                TosaArgGen.agPooling,
            ),
            "qgen": TosaQuantGen.qgUnary,
            "types": TYPE_NARROW_INT_FP,
            "invalid_test_validators": (TosaInvalidValidator.ivHeightWidthInvalid,),
            "error_if_validators": (
                TosaErrorValidator.evKernelSmallerOne,
                TosaErrorValidator.evStrideSmallerOne,
                TosaErrorValidator.evPadSmallerZero,
                TosaErrorValidator.evWrongRank,
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
                TosaErrorValidator.evInputZeroPointNotZero,
                TosaErrorValidator.evOutputZeroPointNotZero,
                TosaErrorValidator.evPadLargerEqualKernel,
                TosaErrorValidator.evPoolingOutputShapeMismatch,
                TosaErrorValidator.evPoolingOutputShapeNonInteger,
            ),
        },
        # Templated operator.  Filled in by createDynamicOpLists
        "conv2d_TEMPLATE": {
            "op": Op.CONV2D,
            "operands": (1, 2),
            "rank": (4, 4),
            "build_fcn": (
                build_conv2d,
                TosaTensorGen.tgConv2D,
                TosaTensorValuesGen.tvgDefault,
                TosaArgGen.agConv,
            ),
            "qgen": TosaQuantGen.qgConv,
            "types": TYPE_CONV,
            "invalid_test_validators": (TosaInvalidValidator.ivHeightWidthInvalid,),
            "error_if_validators": (
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
                TosaErrorValidator.evInputZeroPointNotZero,
                TosaErrorValidator.evWeightZeroPointNotZero,
                TosaErrorValidator.evPadSmallerZero,
                TosaErrorValidator.evStrideSmallerOne,
                TosaErrorValidator.evDilationSmallerOne,
                TosaErrorValidator.evWrongRank,
                TosaErrorValidator.evConvOutputShapeMismatch,
                TosaErrorValidator.evConvOutputShapeNonInteger,
            ),
            "template": True,
        },
        # Templated operator.  Filled in by createDynamicOpLists
        "conv3d_TEMPLATE": {
            "op": Op.CONV3D,
            "operands": (1, 2),
            "rank": (5, 5),
            "build_fcn": (
                build_conv3d,
                TosaTensorGen.tgConv3D,
                TosaTensorValuesGen.tvgDefault,
                TosaArgGen.agConv,
            ),
            "qgen": TosaQuantGen.qgConv,
            "types": TYPE_CONV,
            "invalid_test_validators": (TosaInvalidValidator.ivHeightWidthInvalid,),
            "error_if_validators": (
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
                TosaErrorValidator.evInputZeroPointNotZero,
                TosaErrorValidator.evWeightZeroPointNotZero,
                TosaErrorValidator.evPadSmallerZero,
                TosaErrorValidator.evStrideSmallerOne,
                TosaErrorValidator.evDilationSmallerOne,
                TosaErrorValidator.evWrongRank,
                TosaErrorValidator.evConvOutputShapeMismatch,
                TosaErrorValidator.evConvOutputShapeNonInteger,
            ),
            "template": True,
        },
        # Templated operator.  Filled in by createDynamicOpLists
        "depthwise_conv2d_TEMPLATE": {
            "op": Op.DEPTHWISE_CONV2D,
            "operands": (1, 2),
            "filter": [1, 1],
            "rank": (4, 4),
            "build_fcn": (
                build_depthwise_conv2d,
                TosaTensorGen.tgDepthwiseConv2D,
                TosaTensorValuesGen.tvgDefault,
                TosaArgGen.agConv,
            ),
            "qgen": TosaQuantGen.qgConv,
            "types": TYPE_CONV,
            "invalid_test_validators": (TosaInvalidValidator.ivHeightWidthInvalid,),
            "error_if_validators": (
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
                TosaErrorValidator.evInputZeroPointNotZero,
                TosaErrorValidator.evWeightZeroPointNotZero,
                TosaErrorValidator.evPadSmallerZero,
                TosaErrorValidator.evStrideSmallerOne,
                TosaErrorValidator.evDilationSmallerOne,
                TosaErrorValidator.evWrongRank,
                TosaErrorValidator.evConvOutputShapeMismatch,
                TosaErrorValidator.evConvOutputShapeNonInteger,
            ),
            "template": True,
        },
        "fully_connected": {
            "op": Op.FULLY_CONNECTED,
            "operands": (1, 2),
            "rank": (2, 2),
            "build_fcn": (
                build_fully_connected,
                TosaTensorGen.tgFullyConnected,
                TosaTensorValuesGen.tvgDefault,
                None,
            ),
            "qgen": TosaQuantGen.qgConv,
            "types": TYPE_CONV,
            "error_if_validators": (
                TosaErrorValidator.evInputZeroPointNotZero,
                TosaErrorValidator.evWeightZeroPointNotZero,
                TosaErrorValidator.evWrongRank,
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
            ),
        },
        "matmul": {
            "op": Op.MATMUL,
            "operands": (2, 0),
            "rank": (3, 3),
            "build_fcn": (
                build_matmul,
                TosaTensorGen.tgMatmul,
                TosaTensorValuesGen.tvgDefault,
                None,
            ),
            "qgen": TosaQuantGen.qgMatmul,
            "types": TYPE_NARROW_INT_FP,
            "error_if_validators": (
                TosaErrorValidator.evInputZeroPointNotZero,
                TosaErrorValidator.evWrongRank,
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
            ),
        },
        "max_pool2d": {
            "op": Op.MAX_POOL2D,
            "operands": (1, 0),
            "rank": (4, 4),
            "build_fcn": (
                build_pool2d,
                TosaTensorGen.tgNHWC,
                TosaTensorValuesGen.tvgDefault,
                TosaArgGen.agPooling,
            ),
            "types": TYPE_NARROW_INT_FP,
            "invalid_test_validators": (TosaInvalidValidator.ivHeightWidthInvalid,),
            "error_if_validators": (
                TosaErrorValidator.evKernelSmallerOne,
                TosaErrorValidator.evStrideSmallerOne,
                TosaErrorValidator.evPadSmallerZero,
                TosaErrorValidator.evWrongRank,
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
                TosaErrorValidator.evPadLargerEqualKernel,
                TosaErrorValidator.evPoolingOutputShapeMismatch,
                TosaErrorValidator.evPoolingOutputShapeNonInteger,
            ),
        },
        # Templated operator.  Filled in by createDynamicOpLists
        "transpose_conv2d_TEMPLATE": {
            "op": Op.TRANSPOSE_CONV2D,
            "operands": (1, 2),
            "rank": (4, 4),
            "build_fcn": (
                build_transpose_conv2d,
                TosaTensorGen.tgTransposeConv2D,
                TosaTensorValuesGen.tvgDefault,
                TosaArgGen.agTransposeConv2D,
            ),
            "qgen": TosaQuantGen.qgConv,
            "types": TYPE_CONV,
            "invalid_test_validators": (
                TosaInvalidValidator.ivHeightWidthInvalid,
                TosaInvalidValidator.ivNonPositiveOutputShape,
            ),
            "error_if_validators": (
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
                TosaErrorValidator.evInputZeroPointNotZero,
                TosaErrorValidator.evWeightZeroPointNotZero,
                TosaErrorValidator.evPadSmallerZero,
                TosaErrorValidator.evStrideSmallerOne,
                TosaErrorValidator.evWrongRank,
                TosaErrorValidator.evConvOutputShapeMismatch,
            ),
            "template": True,
        },
        # Activation functions
        "clamp": {
            "op": Op.CLAMP,
            "operands": (1, 0),
            "build_fcn": (
                build_clamp,
                TosaTensorGen.tgBasic,
                TosaTensorValuesGen.tvgDefault,
                None,
            ),
            "types": TYPE_NARROW_INT_FP,
            "error_if_validators": (
                TosaErrorValidator.evMaxSmallerMin,
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
            ),
        },
        "sigmoid": {
            "op": Op.SIGMOID,
            "operands": (1, 0),
            "build_fcn": (
                build_sigmoid,
                TosaTensorGen.tgBasic,
                TosaTensorValuesGen.tvgDefault,
                None,
            ),
            "types": TYPE_FP,
            "error_if_validators": (
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
            ),
        },
        "tanh": {
            "op": Op.TANH,
            "operands": (1, 0),
            "build_fcn": (
                build_tanh,
                TosaTensorGen.tgBasic,
                TosaTensorValuesGen.tvgDefault,
                None,
            ),
            "types": TYPE_FP,
            "error_if_validators": (
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
            ),
        },
        # Elementwise Binary Operators
        "add": {
            "op": Op.ADD,
            "operands": (2, 0),
            "build_fcn": (
                build_binary_broadcast,
                TosaTensorGen.tgBroadcastFuzz,
                TosaTensorValuesGen.tvgAddSub,
                None,
            ),
            "types": TYPE_FI32,
            "error_if_validators": (
                TosaErrorValidator.evRankMismatch,
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
                TosaErrorValidator.evDimensionMismatch,
            ),
        },
        "arithmetic_right_shift": {
            "op": Op.ARITHMETIC_RIGHT_SHIFT,
            "operands": (2, 0),
            "build_fcn": (
                build_arithmetic_right_shift,
                TosaTensorGen.tgBroadcastFuzz,
                TosaTensorValuesGen.tvgArithmeticRightShift,
                TosaArgGen.agArithmeticRightShift,
            ),
            "types": TYPE_INT,
            "error_if_validators": (
                TosaErrorValidator.evRankMismatch,
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
                TosaErrorValidator.evDimensionMismatch,
            ),
        },
        "bitwise_and": {
            "op": Op.BITWISE_AND,
            "operands": (2, 0),
            "build_fcn": (
                build_binary_broadcast,
                TosaTensorGen.tgBroadcastFuzz,
                TosaTensorValuesGen.tvgDefault,
                None,
            ),
            "types": TYPE_INT,
            "error_if_validators": (
                TosaErrorValidator.evRankMismatch,
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
                TosaErrorValidator.evDimensionMismatch,
            ),
        },
        "bitwise_or": {
            "op": Op.BITWISE_OR,
            "operands": (2, 0),
            "build_fcn": (
                build_binary_broadcast,
                TosaTensorGen.tgBroadcastFuzz,
                TosaTensorValuesGen.tvgDefault,
                None,
            ),
            "types": TYPE_INT,
            "error_if_validators": (
                TosaErrorValidator.evRankMismatch,
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
                TosaErrorValidator.evDimensionMismatch,
            ),
        },
        "bitwise_xor": {
            "op": Op.BITWISE_XOR,
            "operands": (2, 0),
            "build_fcn": (
                build_binary_broadcast,
                TosaTensorGen.tgBroadcastFuzz,
                TosaTensorValuesGen.tvgDefault,
                None,
            ),
            "types": TYPE_INT,
            "error_if_validators": (
                TosaErrorValidator.evRankMismatch,
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
                TosaErrorValidator.evDimensionMismatch,
            ),
        },
        "intdiv": {
            "op": Op.INTDIV,
            "operands": (2, 0),
            "build_fcn": (
                build_binary_broadcast,
                TosaTensorGen.tgBroadcastFuzz,
                TosaTensorValuesGen.tvgIntDiv,
                None,
            ),
            "types": [DType.INT32],
            "error_if_validators": (
                TosaErrorValidator.evRankMismatch,
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
                TosaErrorValidator.evDimensionMismatch,
            ),
        },
        "logical_and": {
            "op": Op.LOGICAL_AND,
            "operands": (2, 0),
            "build_fcn": (
                build_binary_broadcast,
                TosaTensorGen.tgBroadcastFuzz,
                TosaTensorValuesGen.tvgDefault,
                None,
            ),
            "types": TYPE_BOOL,
            "error_if_validators": (
                TosaErrorValidator.evRankMismatch,
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
                TosaErrorValidator.evDimensionMismatch,
            ),
        },
        "logical_left_shift": {
            "op": Op.LOGICAL_LEFT_SHIFT,
            "operands": (2, 0),
            "build_fcn": (
                build_binary_broadcast,
                TosaTensorGen.tgBroadcastFuzz,
                TosaTensorValuesGen.tvgLogicalShift,
                None,
            ),
            "types": TYPE_INT,
            "error_if_validators": (
                TosaErrorValidator.evRankMismatch,
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
                TosaErrorValidator.evDimensionMismatch,
            ),
        },
        "logical_right_shift": {
            "op": Op.LOGICAL_RIGHT_SHIFT,
            "operands": (2, 0),
            "build_fcn": (
                build_binary_broadcast,
                TosaTensorGen.tgBroadcastFuzz,
                TosaTensorValuesGen.tvgLogicalShift,
                None,
            ),
            "types": TYPE_INT,
            "error_if_validators": (
                TosaErrorValidator.evRankMismatch,
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
                TosaErrorValidator.evDimensionMismatch,
            ),
        },
        "logical_or": {
            "op": Op.LOGICAL_OR,
            "operands": (2, 0),
            "build_fcn": (
                build_binary_broadcast,
                TosaTensorGen.tgBroadcastFuzz,
                TosaTensorValuesGen.tvgDefault,
                None,
            ),
            "types": TYPE_BOOL,
            "error_if_validators": (
                TosaErrorValidator.evRankMismatch,
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
                TosaErrorValidator.evDimensionMismatch,
            ),
        },
        "logical_xor": {
            "op": Op.LOGICAL_XOR,
            "operands": (2, 0),
            "build_fcn": (
                build_binary_broadcast,
                TosaTensorGen.tgBroadcastFuzz,
                TosaTensorValuesGen.tvgDefault,
                None,
            ),
            "types": TYPE_BOOL,
            "error_if_validators": (
                TosaErrorValidator.evRankMismatch,
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
                TosaErrorValidator.evDimensionMismatch,
            ),
        },
        "maximum": {
            "op": Op.MAXIMUM,
            "operands": (2, 0),
            "build_fcn": (
                build_binary_broadcast,
                TosaTensorGen.tgBroadcastFuzz,
                TosaTensorValuesGen.tvgDefault,
                None,
            ),
            "types": TYPE_FI32,
            "error_if_validators": (
                TosaErrorValidator.evRankMismatch,
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
                TosaErrorValidator.evDimensionMismatch,
            ),
        },
        "minimum": {
            "op": Op.MINIMUM,
            "operands": (2, 0),
            "build_fcn": (
                build_binary_broadcast,
                TosaTensorGen.tgBroadcastFuzz,
                TosaTensorValuesGen.tvgDefault,
                None,
            ),
            "types": TYPE_FI32,
            "error_if_validators": (
                TosaErrorValidator.evRankMismatch,
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
                TosaErrorValidator.evDimensionMismatch,
            ),
        },
        "mul": {
            "op": Op.MUL,
            "operands": (2, 0),
            "build_fcn": (
                build_mul,
                TosaTensorGen.tgBroadcastFuzz,
                TosaTensorValuesGen.tvgMul,
                TosaArgGen.agMul,
            ),
            "types": TYPE_INT_FP,
            "error_if_validators": (
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
                TosaErrorValidator.evRankMismatch,
                TosaErrorValidator.evDimensionMismatch,
            ),
        },
        "pow": {
            "op": Op.POW,
            "operands": (2, 0),
            "build_fcn": (
                build_binary_broadcast,
                TosaTensorGen.tgBroadcastFuzz,
                TosaTensorValuesGen.tvgDefault,
                None,
            ),
            "types": TYPE_FP,
            "error_if_validators": (
                TosaErrorValidator.evRankMismatch,
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
                TosaErrorValidator.evDimensionMismatch,
            ),
        },
        "sub": {
            "op": Op.SUB,
            "operands": (2, 0),
            "build_fcn": (
                build_binary_broadcast,
                TosaTensorGen.tgBroadcastFuzz,
                TosaTensorValuesGen.tvgAddSub,
                None,
            ),
            "types": TYPE_FI32,
            "error_if_validators": (
                TosaErrorValidator.evRankMismatch,
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
                TosaErrorValidator.evDimensionMismatch,
            ),
        },
        "table": {
            "op": Op.TABLE,
            # Use the automatic generation functions to create the input array
            # but create the table tensor in the build function, as it may be
            # a different type from the input
            "operands": (1, 0),
            "build_fcn": (
                build_table,
                TosaTensorGen.tgBasic,
                TosaTensorValuesGen.tvgDefault,
                TosaArgGen.agTable,
            ),
            "types": [DType.INT8, DType.INT16],
            "error_if_validators": (
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
            ),
        },
        # Elementwise Unary operators
        "abs": {
            "op": Op.ABS,
            "operands": (1, 0),
            "build_fcn": (
                build_unary,
                TosaTensorGen.tgBasic,
                TosaTensorValuesGen.tvgDefault,
                None,
            ),
            "types": TYPE_FI32,
            "error_if_validators": (
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
            ),
        },
        "bitwise_not": {
            "op": Op.BITWISE_NOT,
            "operands": (1, 0),
            "build_fcn": (
                build_unary,
                TosaTensorGen.tgBasic,
                TosaTensorValuesGen.tvgDefault,
                None,
            ),
            "types": TYPE_INT,
            "error_if_validators": (
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
            ),
        },
        "ceil": {
            "op": Op.CEIL,
            "operands": (1, 0),
            "build_fcn": (
                build_unary,
                TosaTensorGen.tgBasic,
                TosaTensorValuesGen.tvgDefault,
                None,
            ),
            "types": TYPE_FP,
            "error_if_validators": (
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
            ),
        },
        "clz": {
            "op": Op.CLZ,
            "operands": (1, 0),
            "build_fcn": (
                build_unary,
                TosaTensorGen.tgBasic,
                TosaTensorValuesGen.tvgDefault,
                None,
            ),
            "types": [DType.INT32],
            "error_if_validators": (
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
            ),
        },
        "exp": {
            "op": Op.EXP,
            "operands": (1, 0),
            "build_fcn": (
                build_unary,
                TosaTensorGen.tgBasic,
                TosaTensorValuesGen.tvgDefault,
                None,
            ),
            "types": TYPE_FP,
            "error_if_validators": (
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
            ),
        },
        "floor": {
            "op": Op.FLOOR,
            "operands": (1, 0),
            "build_fcn": (
                build_unary,
                TosaTensorGen.tgBasic,
                TosaTensorValuesGen.tvgDefault,
                None,
            ),
            "types": TYPE_FP,
            "error_if_validators": (
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
            ),
        },
        "log": {
            "op": Op.LOG,
            "operands": (1, 0),
            "build_fcn": (
                build_unary,
                TosaTensorGen.tgBasic,
                TosaTensorValuesGen.tvgDefault,
                None,
            ),
            "types": TYPE_FP,
            "error_if_validators": (
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
            ),
        },
        "logical_not": {
            "op": Op.LOGICAL_NOT,
            "operands": (1, 0),
            "build_fcn": (
                build_unary,
                TosaTensorGen.tgBasic,
                TosaTensorValuesGen.tvgDefault,
                None,
            ),
            "types": TYPE_BOOL,
            "error_if_validators": (
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
            ),
        },
        "negate": {
            "op": Op.NEGATE,
            "operands": (1, 0),
            "build_fcn": (
                build_unary,
                TosaTensorGen.tgBasic,
                TosaTensorValuesGen.tvgNegate,
                None,
            ),
            "qgen": TosaQuantGen.qgUnary,
            "types": TYPE_INT_FP,
            "error_if_validators": (
                TosaErrorValidator.evInputZeroPointNotZero,
                TosaErrorValidator.evOutputZeroPointNotZero,
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
            ),
        },
        "reciprocal": {
            "op": Op.RECIPROCAL,
            "operands": (1, 0),
            "build_fcn": (
                build_unary,
                TosaTensorGen.tgBasic,
                TosaTensorValuesGen.tvgDefault,
                None,
            ),
            "types": TYPE_FP,
            "error_if_validators": (
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
            ),
        },
        "rsqrt": {
            "op": Op.RSQRT,
            "operands": (1, 0),
            "build_fcn": (
                build_unary,
                TosaTensorGen.tgBasic,
                TosaTensorValuesGen.tvgDefault,
                None,
            ),
            "types": TYPE_FP,
            "error_if_validators": (
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
            ),
        },
        # Elementwise Ternary operators
        "select": {
            "op": Op.SELECT,
            "operands": (3, 0),
            "build_fcn": (
                build_select,
                TosaTensorGen.tgBroadcastFuzz,
                TosaTensorValuesGen.tvgSelect,
                None,
            ),
            "types": TYPE_FIB,
            "error_if_validators": (
                TosaErrorValidator.evRankMismatch,
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
                TosaErrorValidator.evDimensionMismatch,
            ),
        },
        # Comparison operators
        "equal": {
            "op": Op.EQUAL,
            "operands": (2, 0),
            "build_fcn": (
                build_comparison,
                TosaTensorGen.tgBroadcastFuzz,
                TosaTensorValuesGen.tvgEqual,
                None,
            ),
            "types": TYPE_FI32,
            "error_if_validators": (
                TosaErrorValidator.evRankMismatch,
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
                TosaErrorValidator.evDimensionMismatch,
            ),
        },
        "greater_equal": {
            "op": Op.GREATER_EQUAL,
            "operands": (2, 0),
            "build_fcn": (
                build_comparison,
                TosaTensorGen.tgBroadcastFuzz,
                TosaTensorValuesGen.tvgDefault,
                None,
            ),
            "types": TYPE_FI32,
            "error_if_validators": (
                TosaErrorValidator.evRankMismatch,
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
                TosaErrorValidator.evDimensionMismatch,
            ),
        },
        "greater": {
            "op": Op.GREATER,
            "operands": (2, 0),
            "build_fcn": (
                build_comparison,
                TosaTensorGen.tgBroadcastFuzz,
                TosaTensorValuesGen.tvgDefault,
                None,
            ),
            "types": TYPE_FI32,
            "error_if_validators": (
                TosaErrorValidator.evRankMismatch,
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
                TosaErrorValidator.evDimensionMismatch,
            ),
        },
        # Reduction operators
        "reduce_all": {
            "op": Op.REDUCE_ALL,
            "operands": (1, 0),
            "rank": (1, 4),
            "build_fcn": (
                build_reduce,
                TosaTensorGen.tgBasic,
                TosaTensorValuesGen.tvgDefault,
                TosaArgGen.agAxis,
            ),
            "types": TYPE_BOOL,
            "error_if_validators": (
                TosaErrorValidator.evAxisLargerRank,
                TosaErrorValidator.evAxisSmallerZero,
                TosaErrorValidator.evShapeOfAxisNotOne,
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongRank,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
            ),
        },
        "reduce_any": {
            "op": Op.REDUCE_ANY,
            "operands": (1, 0),
            "rank": (1, 4),
            "build_fcn": (
                build_reduce,
                TosaTensorGen.tgBasic,
                TosaTensorValuesGen.tvgDefault,
                TosaArgGen.agAxis,
            ),
            "types": TYPE_BOOL,
            "error_if_validators": (
                TosaErrorValidator.evAxisLargerRank,
                TosaErrorValidator.evAxisSmallerZero,
                TosaErrorValidator.evShapeOfAxisNotOne,
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongRank,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
            ),
        },
        "reduce_max": {
            "op": Op.REDUCE_MAX,
            "operands": (1, 0),
            "rank": (1, 4),
            "build_fcn": (
                build_reduce,
                TosaTensorGen.tgBasic,
                TosaTensorValuesGen.tvgDefault,
                TosaArgGen.agAxis,
            ),
            "types": TYPE_INT_FP,
            "error_if_validators": (
                TosaErrorValidator.evAxisLargerRank,
                TosaErrorValidator.evAxisSmallerZero,
                TosaErrorValidator.evShapeOfAxisNotOne,
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongRank,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
            ),
        },
        "reduce_min": {
            "op": Op.REDUCE_MIN,
            "operands": (1, 0),
            "rank": (1, 4),
            "build_fcn": (
                build_reduce,
                TosaTensorGen.tgBasic,
                TosaTensorValuesGen.tvgDefault,
                TosaArgGen.agAxis,
            ),
            "types": TYPE_INT_FP,
            "error_if_validators": (
                TosaErrorValidator.evAxisLargerRank,
                TosaErrorValidator.evAxisSmallerZero,
                TosaErrorValidator.evShapeOfAxisNotOne,
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongRank,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
            ),
        },
        "reduce_product": {
            "op": Op.REDUCE_PRODUCT,
            "operands": (1, 0),
            "rank": (1, 4),
            "build_fcn": (
                build_reduce,
                TosaTensorGen.tgBasic,
                TosaTensorValuesGen.tvgDefault,
                TosaArgGen.agAxis,
            ),
            "types": TYPE_FP,
            "error_if_validators": (
                TosaErrorValidator.evAxisLargerRank,
                TosaErrorValidator.evAxisSmallerZero,
                TosaErrorValidator.evShapeOfAxisNotOne,
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongRank,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
            ),
        },
        "reduce_sum": {
            "op": Op.REDUCE_SUM,
            "operands": (1, 0),
            "rank": (1, 4),
            "build_fcn": (
                build_reduce,
                TosaTensorGen.tgBasic,
                TosaTensorValuesGen.tvgReduceSum,
                TosaArgGen.agAxis,
            ),
            "types": TYPE_FI32,
            "error_if_validators": (
                TosaErrorValidator.evAxisLargerRank,
                TosaErrorValidator.evAxisSmallerZero,
                TosaErrorValidator.evShapeOfAxisNotOne,
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongRank,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
            ),
        },
        # Data layout operators
        "concat": {
            "op": Op.CONCAT,
            "operands": (2, 0),
            "build_fcn": (
                build_concat,
                TosaTensorGen.tgConcat,
                TosaTensorValuesGen.tvgConcat,
                TosaArgGen.agAxis,
            ),
            "types": TYPE_FIB,
            "error_if_validators": (
                TosaErrorValidator.evAxisLargerRank,
                TosaErrorValidator.evAxisSmallerZero,
                TosaErrorValidator.evConcatInputRankMismatch,
                TosaErrorValidator.evConcatShapeSumMismatch,
                TosaErrorValidator.evConcatInputDimMismatch,
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongOutputList,
            ),
        },
        "pad": {
            "op": Op.PAD,
            "operands": (1, 0),
            "rank": (1, 5),
            "build_fcn": (
                build_pad,
                TosaTensorGen.tgBasic,
                TosaTensorValuesGen.tvgDefault,
                TosaArgGen.agPad,
            ),
            "types": TYPE_FIB,
            "error_if_validators": (
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evPadSmallerZero,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
            ),
        },
        "reshape": {
            "op": Op.RESHAPE,
            "operands": (1, 0),
            "build_fcn": (
                build_reshape,
                TosaTensorGen.tgBasic,
                TosaTensorValuesGen.tvgDefault,
                TosaArgGen.agReshape,
            ),
            "types": TYPE_FIB,
            "error_if_validators": (
                TosaErrorValidator.evTensorSizeInputOutputMismatch,
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
            ),
        },
        "reverse": {
            "op": Op.REVERSE,
            "operands": (1, 0),
            "build_fcn": (
                build_reverse,
                TosaTensorGen.tgBasic,
                TosaTensorValuesGen.tvgDefault,
                TosaArgGen.agAxis,
            ),
            "types": TYPE_FIB,
            "error_if_validators": (
                TosaErrorValidator.evAxisSmallerZero,
                TosaErrorValidator.evAxisLargerRank,
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
            ),
        },
        "slice": {
            "op": Op.SLICE,
            "operands": (1, 0),
            "rank": (1, 4),
            "build_fcn": (
                build_slice,
                TosaTensorGen.tgBasic,
                TosaTensorValuesGen.tvgDefault,
                TosaArgGen.agSlice,
            ),
            "types": TYPE_FIB,
            "error_if_validators": (
                TosaErrorValidator.evStartSmallerZero,
                TosaErrorValidator.evSizeSmallerEqualZero,
                TosaErrorValidator.evStartSizeOutsideBounds,
                TosaErrorValidator.evSizeOutputShapeMismatch,
                TosaErrorValidator.evInputSizeStartLengthMismatch,
                TosaErrorValidator.evWrongRank,
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
            ),
        },
        "tile": {
            "op": Op.TILE,
            "operands": (1, 0),
            "build_fcn": (
                build_tile,
                TosaTensorGen.tgBasic,
                TosaTensorValuesGen.tvgDefault,
                TosaArgGen.agTile,
            ),
            "types": TYPE_FIB,
            "error_if_validators": (
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
            ),
        },
        "transpose": {
            "op": Op.TRANSPOSE,
            "operands": (1, 0),
            "rank": (1, 4),
            "build_fcn": (
                build_transpose,
                TosaTensorGen.tgBasic,
                TosaTensorValuesGen.tvgDefault,
                TosaArgGen.agTranspose,
            ),
            "types": TYPE_FIB,
            "error_if_validators": (
                TosaErrorValidator.evIndexOutsideBounds,
                TosaErrorValidator.evIndexUsedTwice,
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
            ),
        },
        # Data nodes
        "const": {
            "op": Op.CONST,
            "operands": (0, 1),
            "build_fcn": (
                build_const,
                TosaTensorGen.tgBasic,
                TosaTensorValuesGen.tvgDefault,
                None,
            ),
            "types": TYPE_FIB,
        },
        "identity": {
            "op": Op.IDENTITY,
            "operands": (1, 0),
            "build_fcn": (
                build_unary,
                TosaTensorGen.tgBasic,
                TosaTensorValuesGen.tvgDefault,
                None,
            ),
            "types": TYPE_FIB,
        },
        # Scatter/Gather
        "gather": {
            "op": Op.GATHER,
            # Only specify 'values' tensor here. 'indices' is generated in op building stage
            "operands": (1, 0),
            "rank": (3, 3),
            "build_fcn": (
                build_gather,
                TosaTensorGen.tgBasic,
                TosaTensorValuesGen.tvgDefault,
                None,
            ),
            "types": TYPE_INT_FP,
            "error_if_validators": (
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
                TosaErrorValidator.evWrongRank,
            ),
        },
        "scatter": {
            "op": Op.SCATTER,
            # Only specify 'values_in' tensor here.
            # 'indices' and 'input' are generated in op building stage
            "operands": (2, 0),
            "rank": (3, 3),
            "build_fcn": (
                build_scatter,
                TosaTensorGen.tgScatter,
                TosaTensorValuesGen.tvgDefault,
                None,
            ),
            "types": TYPE_INT_FP,
            "error_if_validators": (
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
                TosaErrorValidator.evWrongRank,
            ),
        },
        # Image operations
        "resize": {
            "op": Op.RESIZE,
            "operands": (1, 0),
            "rank": (4, 4),
            "build_fcn": (
                build_resize,
                TosaTensorGen.tgNHWC,
                TosaTensorValuesGen.tvgDefault,
                TosaArgGen.agResize,
            ),
            "types": [DType.INT8, DType.INT16, DType.FLOAT],
            "invalid_test_validators": (
                TosaInvalidValidator.ivWrongDataTypeOrModeResize,
                TosaInvalidValidator.ivBadStride,
            ),
            "error_if_validators": (
                TosaErrorValidator.evMaxDimExceeded,
                TosaErrorValidator.evStrideSmallerEqualZero,
                TosaErrorValidator.evStrideLargerDimension,
                TosaErrorValidator.evStrideLargerEqualMax,
                TosaErrorValidator.evOffsetSmallerEqualMin,
                TosaErrorValidator.evOffsetLargerEqualMax,
                TosaErrorValidator.evShiftNotZero,
                TosaErrorValidator.evShiftSmallerOne,
                TosaErrorValidator.evShiftLargerEleven,
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongRank,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
                TosaErrorValidator.evBatchMismatch,
                TosaErrorValidator.evChannelMismatch,
            ),
        },
        # Type conversion
        "cast": {
            "op": Op.CAST,
            "operands": (1, 0),
            "build_fcn": (
                build_cast,
                TosaTensorGen.tgBasic,
                TosaTensorValuesGen.tvgDefault,
                TosaArgGen.agCast,
            ),
            "types": [DType.FLOAT, DType.INT8, DType.INT16, DType.INT32, DType.BOOL],
            "error_if_validators": (
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
            ),
        },
        "rescale": {
            "op": Op.RESCALE,
            "operands": (1, 0),
            "rank": (1, 4),
            "build_fcn": (
                build_rescale,
                TosaTensorGen.tgBasic,
                TosaTensorValuesGen.tvgDefault,
                TosaArgGen.agRescale,
            ),
            "types": [
                DType.UINT8,
                DType.INT8,
                DType.INT16,
                DType.INT32,
                DType.INT48,
                DType.UINT16,
            ],
            "error_if_validators": (
                TosaErrorValidator.evInputZeroPointNotZero,
                TosaErrorValidator.evOutputZeroPointNotZero,
                TosaErrorValidator.evU16InputZeroPointNotValid,
                TosaErrorValidator.evU16OutputZeroPointNotValid,
                TosaErrorValidator.evScaleTrue,
                TosaErrorValidator.evScaleNotTrue,
                TosaErrorValidator.evWrongInputType,
                TosaErrorValidator.evWrongOutputType,
                TosaErrorValidator.evWrongRank,
                TosaErrorValidator.evWrongInputList,
                TosaErrorValidator.evWrongOutputList,
            ),
        },
        # Custom
        # Not implemented.
        # Control flow operators
        # Two varients of cond_if, one that generates one of two constant tensors (no
        # inputs to the basic blocks, one output) and another that either adds or subtracts two tensors
        # (two inputs to the basic blocks, one output)
        "cond_if_const": {
            "op": Op.COND_IF,
            "operands": (0, 2),
            "build_fcn": (
                build_cond_if_const,
                TosaTensorGen.tgBasic,
                TosaTensorValuesGen.tvgCondIfWhileLoop,
                TosaArgGen.agCondIf,
            ),
            "types": [DType.BOOL],
            "error_if_validators": (
                TosaErrorValidator.evOutputListThenGraphMismatch,
                TosaErrorValidator.evOutputListElseGraphMismatch,
            ),
        },
        "cond_if_binary": {
            "op": Op.COND_IF,
            "operands": (2, 0),
            "build_fcn": (
                build_cond_if_binary,
                TosaTensorGen.tgBasic,
                TosaTensorValuesGen.tvgCondIfWhileLoop,
                TosaArgGen.agCondIf,
            ),
            "types": TYPE_INT_FP,
            "error_if_validators": (
                TosaErrorValidator.evInputListThenGraphMismatch,
                TosaErrorValidator.evInputListElseGraphMismatch,
                TosaErrorValidator.evOutputListThenGraphMismatch,
                TosaErrorValidator.evOutputListElseGraphMismatch,
            ),
        },
        # while_loop
        "while_loop": {
            "op": Op.WHILE_LOOP,
            "operands": (0, 1),
            "build_fcn": (
                build_while_loop,
                TosaTensorGen.tgBasic,
                TosaTensorValuesGen.tvgCondIfWhileLoop,
                TosaArgGen.agWhileLoop,
            ),
            "types": [DType.INT32],
            "error_if_validators": (
                TosaErrorValidator.evInputListOutputListMismatch,
                TosaErrorValidator.evInputListCondGraphMismatch,
                TosaErrorValidator.evInputListBodyGraphInputMismatch,
                TosaErrorValidator.evInputListBodyGraphOutputMismatch,
                TosaErrorValidator.evCondGraphOutputNotMatchingBool,
            ),
        },
    }


class OutputShaper:
    # Methods in this class compute the expected output shape and datatype
    # for common classes of operations
    def __init__(self):
        pass

    # These methods return arguments that can be used for
    # creating a new output tensor
    @staticmethod
    def binaryBroadcastOp(ser, rng, a, b, error_name=None):
        if error_name != ErrorIf.RankMismatch:
            assert len(a.shape) == len(b.shape)
        assert a.dtype == b.dtype

        shape = []
        for i in range(len(a.shape)):
            if a.shape[i] == 1 and error_name is None:
                shape.append(b.shape[i])
            else:
                shape.append(a.shape[i])

        if error_name == ErrorIf.WrongOutputType:
            all_dtypes = [
                DType.INT8,
                DType.INT16,
                DType.INT32,
                DType.INT48,
                DType.FLOAT,
            ]
            wrong_dtypes = list(set(all_dtypes) - set([a.dtype]))
            outputDType = rng.choice(wrong_dtypes)
        else:
            outputDType = a.dtype

        return ser.addOutput(shape, outputDType)

    @staticmethod
    def binaryNonBroadcastOp(ser, a, b):
        assert len(a.shape) == len(b.shape)
        assert a.dtype == b.dtype

        shape = []
        for i in range(len(a.shape)):
            assert a.shape[i] == b.shape[i]
            shape.append(a.shape[i])

        return ser.addOutput(shape, a.dtype)

    @staticmethod
    def unaryOp(ser, rng, a, error_name=None):
        if error_name == ErrorIf.WrongOutputType:
            all_dtypes = [
                DType.INT8,
                DType.INT16,
                DType.INT32,
                DType.INT48,
                DType.FLOAT,
            ]
            wrong_dtypes = list(set(all_dtypes) - set([a.dtype]))
            outputDType = rng.choice(wrong_dtypes)
        else:
            outputDType = a.dtype

        return ser.addOutput(a.shape, outputDType)

    @staticmethod
    def selectOp(ser, rng, cond, a, b, error_name=None):
        if error_name != ErrorIf.RankMismatch:
            assert len(a.shape) == len(b.shape) and len(a.shape) == len(cond.shape)
        assert a.dtype == b.dtype

        shape = []
        for i in range(len(cond.shape)):
            if cond.shape[i] == 1 and error_name is None:
                shape.append(max(cond.shape[i], a.shape[i], b.shape[i]))
            else:
                shape.append(cond.shape[i])

        if error_name == ErrorIf.WrongOutputType:
            all_dtypes = [
                DType.INT8,
                DType.INT16,
                DType.INT32,
                DType.INT48,
                DType.FLOAT,
            ]
            wrong_dtypes = list(set(all_dtypes) - set([a.dtype]))
            outputDType = rng.choice(wrong_dtypes)
        else:
            outputDType = a.dtype

        return ser.addOutput(shape, outputDType)

    @staticmethod
    def binaryComparisonOp(ser, rng, a, b, error_name=None):
        if error_name != ErrorIf.RankMismatch:
            assert len(a.shape) == len(b.shape)
        assert a.dtype == b.dtype

        # Do broadcast
        shape = []
        for i in range(len(a.shape)):
            if a.shape[i] == 1 and len(b.shape) > i:
                shape.append(b.shape[i])
            else:
                shape.append(a.shape[i])

        if error_name == ErrorIf.WrongOutputType:
            wrong_dtypes = [
                DType.INT8,
                DType.INT16,
                DType.INT32,
                DType.INT48,
                DType.FLOAT,
            ]
            outputDType = rng.choice(wrong_dtypes)
        else:
            outputDType = DType.BOOL

        return ser.addOutput(shape, outputDType)

    @staticmethod
    def reduceOp(ser, rng, a, axis, error_name=None):
        shape = a.shape.copy()
        if error_name not in [
            ErrorIf.AxisSmallerZero,
            ErrorIf.AxisLargerRank,
            ErrorIf.ShapeOfAxisNotOne,
        ]:
            shape[axis] = 1
        if error_name == ErrorIf.ShapeOfAxisNotOne and shape[axis] == 1:
            shape[axis] = rng.integers(2, 10)

        if error_name == ErrorIf.WrongOutputType:
            all_dtypes = [
                DType.INT8,
                DType.INT16,
                DType.INT32,
                DType.INT48,
                DType.FLOAT,
            ]
            wrong_dtypes = list(set(all_dtypes) - set([a.dtype]))
            outputDType = rng.choice(wrong_dtypes)
        else:
            outputDType = a.dtype

        return ser.addOutput(shape, outputDType)

    @staticmethod
    def argmaxOp(ser, rng, a, axis, error_name=None):
        shape = a.shape.copy()

        if error_name not in [ErrorIf.AxisSmallerZero, ErrorIf.AxisLargerRank]:
            del shape[axis]

        if error_name == ErrorIf.ArgmaxOutputRankMismatch:
            remove = rng.choice([True, False])
            if remove and len(shape) > 1:
                del shape[0]
            else:
                shape.append(1)
        elif error_name == ErrorIf.ArgmaxOutputShapeMismatch:
            for i in range(len(shape)):
                shape[i] = shape[i] + rng.integers(1, 10)

        if error_name == ErrorIf.WrongOutputType:
            all_dtypes = [
                DType.INT8,
                DType.INT16,
                DType.INT32,
                DType.INT48,
                DType.FLOAT,
            ]
            wrong_dtypes = list(set(all_dtypes) - set([DType.INT32]))
            outputDType = rng.choice(wrong_dtypes)
        else:
            outputDType = DType.INT32

        return ser.addOutput(shape, outputDType)

    @staticmethod
    def conv2dOp(ser, rng, ifm, filter, strides, padding, dilations, error_name=None):

        # IFM:    NHWC
        # Filter: OHWI
        # OFM:    NHWC

        h = (
            ifm.shape[1]
            - 1
            + padding[0]
            + padding[1]
            - (filter.shape[1] - 1) * dilations[0]
        ) // strides[0] + 1

        w = (
            ifm.shape[2]
            - 1
            + padding[2]
            + padding[3]
            - (filter.shape[2] - 1) * dilations[1]
        ) // strides[1] + 1

        if error_name == ErrorIf.ConvOutputShapeMismatch:
            choices = [1, 2, 3]
            change = rng.choice(choices)
            # increment in multiples of stride to not hit non-integer error case
            if change in [1, 3]:
                h = h + (rng.choice(choices) * strides[0])
            if change in [2, 3]:
                w = w + (rng.choice(choices) * strides[1])

        ofm_shape = [ifm.shape[0], h, w, filter.shape[0]]

        if ifm.dtype == DType.INT8:
            out_dtype = DType.INT32
        elif ifm.dtype == DType.INT16:
            out_dtype = DType.INT48
        elif ifm.dtype == DType.FLOAT:
            out_dtype = DType.FLOAT
        elif error_name == ErrorIf.WrongInputType:
            # Pick some potentially correct output dtype if input type is incorrect
            out_dtype = DType.INT32
        else:
            raise Exception(f"Unsupported input dtype: {ifm.dtype}")

        if error_name == ErrorIf.WrongOutputType:
            wrong_dtypes = list(usableDTypes(excludes=[out_dtype]))
            out_dtype = rng.choice(wrong_dtypes)

        return ser.addOutput(ofm_shape, out_dtype)

    @staticmethod
    def conv3dOp(ser, rng, ifm, filter, strides, padding, dilations, error_name=None):

        # IFM:    NDHWC
        # Filter: ODHWI
        # OFM:    NDHWC

        d = (
            ifm.shape[1]
            - 1
            + padding[0]
            + padding[1]
            - (filter.shape[1] - 1) * dilations[0]
        ) // strides[0] + 1

        h = (
            ifm.shape[2]
            - 1
            + padding[2]
            + padding[3]
            - (filter.shape[2] - 1) * dilations[1]
        ) // strides[1] + 1

        w = (
            ifm.shape[3]
            - 1
            + padding[4]
            + padding[5]
            - (filter.shape[3] - 1) * dilations[2]
        ) // strides[2] + 1

        if error_name == ErrorIf.ConvOutputShapeMismatch:
            choices = [1, 2, 3, 4]
            change = rng.choice(choices)
            # increment in multiples of stride to not hit non-integer error case
            if change in [1, 4]:
                d = d + (rng.choice(choices) * strides[0])
            if change in [2, 4]:
                h = h + (rng.choice(choices) * strides[1])
            if change in [3, 4]:
                w = w + (rng.choice(choices) * strides[2])

        ofm_shape = [ifm.shape[0], d, h, w, filter.shape[0]]

        if ifm.dtype == DType.INT8:
            out_dtype = DType.INT32
        elif ifm.dtype == DType.INT16:
            out_dtype = DType.INT48
        elif ifm.dtype == DType.FLOAT:
            out_dtype = DType.FLOAT
        elif error_name == ErrorIf.WrongInputType:
            # Pick some potentially correct output dtype if input type is incorrect
            out_dtype = DType.INT32
        else:
            raise Exception(f"Unsupported input dtype: {ifm.dtype}")

        if error_name == ErrorIf.WrongOutputType:
            wrong_dtypes = list(usableDTypes(excludes=[out_dtype]))
            out_dtype = rng.choice(wrong_dtypes)

        return ser.addOutput(ofm_shape, out_dtype)

    @staticmethod
    def depthwiseConv2dOp(
        ser, rng, ifm, filter, strides, padding, dilations, error_name=None
    ):
        # IFM:    NHWC
        # Filter: HWCM
        # OFM:    NHW C*M

        h = (
            ifm.shape[1]
            - 1
            + padding[0]
            + padding[1]
            - (filter.shape[0] - 1) * dilations[0]
        ) // strides[0] + 1

        w = (
            ifm.shape[2]
            - 1
            + padding[2]
            + padding[3]
            - (filter.shape[1] - 1) * dilations[1]
        ) // strides[1] + 1

        if error_name == ErrorIf.ConvOutputShapeMismatch:
            choices = [1, 2, 3]
            change = rng.choice(choices)
            # increment in multiples of stride to not hit non-integer error case
            if change in [1, 3]:
                h = h + (rng.choice(choices) * strides[0])
            if change in [2, 3]:
                w = w + (rng.choice(choices) * strides[1])

        ofm_shape = [ifm.shape[0], h, w, filter.shape[2] * filter.shape[3]]

        if ifm.dtype == DType.INT8:
            out_dtype = DType.INT32
        elif ifm.dtype == DType.INT16:
            out_dtype = DType.INT48
        elif ifm.dtype == DType.FLOAT:
            out_dtype = DType.FLOAT
        elif error_name == ErrorIf.WrongInputType:
            # Pick some potentially correct output dtype if input type is incorrect
            out_dtype = DType.INT32
        else:
            raise Exception(f"Unsupported input dtype: {ifm.dtype}")

        if error_name == ErrorIf.WrongOutputType:
            wrong_dtypes = list(usableDTypes(excludes=[out_dtype]))
            out_dtype = rng.choice(wrong_dtypes)

        return ser.addOutput(ofm_shape, out_dtype)

    @staticmethod
    def pool2dOp(ser, rng, ifm, kernel, stride, pad, error_name=None):
        # input: NHWC
        if stride[0] <= 0 or stride[1] <= 0 or min(pad) < 0:
            # If an incorrect stride is used set dimensions to 1, test is invalid anyway.
            h = 1
            w = 1
        else:
            h = (ifm.shape[1] + pad[0] + pad[1] - kernel[0]) // stride[0] + 1
            w = (ifm.shape[2] + pad[2] + pad[3] - kernel[1]) // stride[1] + 1

        if error_name == ErrorIf.PoolingOutputShapeMismatch:
            choices = [1, 2, 3]
            change = rng.choice(choices)
            # increment in multiples of stride to not hit non-integer error case
            if change in [1, 3]:
                h = h + (rng.choice(choices) * stride[0])
            if change in [2, 3]:
                w = w + (rng.choice(choices) * stride[1])
        ofm_shape = [ifm.shape[0], h, w, ifm.shape[3]]

        if error_name == ErrorIf.WrongOutputType:
            all_dtypes = [
                DType.INT8,
                DType.INT16,
                DType.INT32,
                DType.INT48,
                DType.FLOAT,
            ]
            wrong_dtypes = list(set(all_dtypes) - set([ifm.dtype]))
            outputDType = rng.choice(wrong_dtypes)
        else:
            outputDType = ifm.dtype

        return ser.addOutput(ofm_shape, outputDType)

    @staticmethod
    def fullyConnectedOp(ser, rng, input, filter, error_name=None):
        # input: N, IC
        # filter: OC, IC
        # output: N, OC

        output_shape = [input.shape[0], filter.shape[0]]

        if error_name == ErrorIf.WrongOutputType:
            if input.dtype == DType.INT8:
                incorrect_types = (
                    DType.INT4,
                    DType.INT8,
                    DType.INT16,
                    DType.INT48,
                    DType.FLOAT,
                )
            elif input.dtype == DType.INT16:
                incorrect_types = (
                    DType.INT4,
                    DType.INT8,
                    DType.INT16,
                    DType.INT32,
                    DType.FLOAT,
                )
            elif input.dtype == DType.FLOAT:
                incorrect_types = (
                    DType.INT4,
                    DType.INT8,
                    DType.INT16,
                    DType.INT32,
                    DType.INT48,
                )
            out_dtype = rng.choice(a=incorrect_types)
        elif input.dtype == DType.INT8:
            out_dtype = DType.INT32
        elif input.dtype == DType.INT16:
            out_dtype = DType.INT48
        elif input.dtype == DType.FLOAT:
            out_dtype = DType.FLOAT
        elif error_name == ErrorIf.WrongInputType:
            # Pick some potentially correct output dtype if input type is incorrect
            out_dtype = DType.INT32
        else:
            raise Exception("Unsupported input dtype: {}".format(input.dtype))

        return ser.addOutput(output_shape, out_dtype)

    @staticmethod
    def matmulOp(ser, rng, a, b, error_name=None):
        # a: N, H, C
        # b: N, C, W
        # out: N, H, W

        output_shape = [a.shape[0], a.shape[1], b.shape[2]]

        if error_name == ErrorIf.WrongOutputType:
            if a.dtype == DType.INT8:
                incorrect_types = (
                    DType.INT4,
                    DType.INT8,
                    DType.INT16,
                    DType.INT48,
                    DType.FLOAT,
                )
            elif a.dtype == DType.INT16:
                incorrect_types = (
                    DType.INT4,
                    DType.INT8,
                    DType.INT16,
                    DType.INT32,
                    DType.FLOAT,
                )
            elif a.dtype == DType.FLOAT:
                incorrect_types = (
                    DType.INT4,
                    DType.INT8,
                    DType.INT16,
                    DType.INT32,
                    DType.INT48,
                )
            out_dtype = rng.choice(a=incorrect_types)
        elif a.dtype == DType.INT8:
            out_dtype = DType.INT32
        elif a.dtype == DType.INT16:
            out_dtype = DType.INT48
        elif a.dtype == DType.FLOAT:
            out_dtype = DType.FLOAT
        elif error_name == ErrorIf.WrongInputType:
            # Pick some potentially correct output dtype if input type is incorrect
            out_dtype = DType.INT32
        else:
            raise Exception("Unsupported input dtype for matmul: {}".format(a.dtype))

        return ser.addOutput(output_shape, out_dtype)

    @staticmethod
    def concatOp(ser, rng, axis, *a, error_name=None):
        input1 = a[0]
        remaining_inputs = a[1:]

        # calculate the output shape, if possible, otherwise just use the first input shape
        output_shape = input1.shape.copy()
        if not (
            # unable to concat tensors of different ranks
            error_name == ErrorIf.ConcatInputRankMismatch
            # unable to concat tensors along an invalid axis
            or error_name in [ErrorIf.AxisLargerRank, ErrorIf.AxisSmallerZero]
        ):
            for tensor in remaining_inputs:
                output_shape[axis] += tensor.shape[axis]

        if error_name == ErrorIf.ConcatShapeSumMismatch:
            output_shape[axis] += rng.integers(5, 10)

        if error_name == ErrorIf.WrongOutputType:
            all_dtypes = {
                DType.INT8,
                DType.INT16,
                DType.INT32,
                DType.INT48,
                DType.FLOAT,
            }
            wrong_dtypes = list(all_dtypes - set([input1.dtype]))
            outputDType = rng.choice(wrong_dtypes)
        else:
            outputDType = input1.dtype

        return ser.addOutput(output_shape, outputDType)

    @staticmethod
    def padOp(ser, rng, a, padding, error_name=None):

        output_shape = a.shape.copy()

        for i in range(len(output_shape)):
            output_shape[i] = padding[i][0] + padding[i][1] + output_shape[i]

        # Fix negative output shape if error_if test causes it
        if error_name == ErrorIf.PadSmallerZero and min(output_shape) < 1:
            output_shape = [i if i >= 1 else 1 for i in output_shape]

        if error_name == ErrorIf.WrongOutputType:
            all_dtypes = [
                DType.INT8,
                DType.INT16,
                DType.INT32,
                DType.INT48,
                DType.FLOAT,
            ]
            wrong_dtypes = list(set(all_dtypes) - set([a.dtype]))
            outputDType = rng.choice(wrong_dtypes)
        else:
            outputDType = a.dtype

        return ser.addOutput(output_shape, outputDType)

    @staticmethod
    def reshapeOp(ser, rng, a, shape, error_name=None):
        output_shape = shape.copy()

        if error_name == ErrorIf.TensorSizeInputOutputMismatch:
            for i in range(len(output_shape)):
                output_shape[i] = output_shape[i] + rng.integers(1, 10)

        if error_name == ErrorIf.WrongOutputType:
            all_dtypes = [
                DType.INT8,
                DType.INT16,
                DType.INT32,
                DType.INT48,
                DType.FLOAT,
            ]
            wrong_dtypes = list(set(all_dtypes) - set([a.dtype]))
            outputDType = rng.choice(wrong_dtypes)
        else:
            outputDType = a.dtype

        return ser.addOutput(output_shape, outputDType)

    @staticmethod
    def sliceOp(ser, rng, a, start, size, error_name=None):

        if error_name == ErrorIf.WrongOutputType:
            all_dtypes = [
                DType.INT8,
                DType.INT16,
                DType.INT32,
                DType.INT48,
                DType.FLOAT,
            ]
            wrong_dtypes = list(set(all_dtypes) - set([a.dtype]))
            outputDType = rng.choice(wrong_dtypes)
        else:
            outputDType = a.dtype

        if error_name == ErrorIf.SizeOutputShapeMismatch:
            output_shape = size.copy()
            for index in range(len(output_shape)):
                if output_shape[index] <= 2:
                    output_shape[index] = output_shape[index] + rng.choice([1, 2])
                else:
                    output_shape[index] = output_shape[index] + rng.choice(
                        [-2, -1, 1, 2]
                    )
        else:
            output_shape = size.copy()

        return ser.addOutput(output_shape, outputDType)

    @staticmethod
    def tileOp(ser, rng, a, multiples, error_name=None):

        output_shape = a.shape.copy()
        assert len(multiples) == len(output_shape)

        for i in range(len(output_shape)):
            output_shape[i] = a.shape[i] * multiples[i]

        if error_name == ErrorIf.WrongOutputType:
            all_dtypes = [
                DType.INT8,
                DType.INT16,
                DType.INT32,
                DType.INT48,
                DType.FLOAT,
            ]
            wrong_dtypes = list(set(all_dtypes) - set([a.dtype]))
            outputDType = rng.choice(wrong_dtypes)
        else:
            outputDType = a.dtype

        return ser.addOutput(output_shape, outputDType)

    @staticmethod
    def transposeOp(ser, rng, a, perms, error_name=None):
        output_shape = a.shape.copy()

        assert len(perms) == len(output_shape)

        if error_name == ErrorIf.IndexOutsideBounds:
            for i in range(len(output_shape)):
                output_shape[i] = a.shape[0]
        else:
            for i in range(len(output_shape)):
                output_shape[i] = a.shape[perms[i]]

        if error_name == ErrorIf.WrongOutputType:
            all_dtypes = [
                DType.INT8,
                DType.INT16,
                DType.INT32,
                DType.INT48,
                DType.FLOAT,
            ]
            wrong_dtypes = list(set(all_dtypes) - set([a.dtype]))
            outputDType = rng.choice(wrong_dtypes)
        else:
            outputDType = a.dtype

        return ser.addOutput(output_shape, outputDType)

    @staticmethod
    def gatherOp(ser, rng, values, indices, error_name=None):
        if error_name != ErrorIf.WrongRank:
            assert len(values.shape) == 3
        assert len(indices.shape) == 2
        assert values.shape[0] == indices.shape[0]

        output_shape = [values.shape[0], indices.shape[1], values.shape[2]]

        if error_name == ErrorIf.WrongOutputType:
            all_dtypes = [
                DType.INT8,
                DType.INT16,
                DType.INT32,
                DType.INT48,
                DType.FLOAT,
            ]
            wrong_dtypes = list(set(all_dtypes) - set([values.dtype]))
            outputDType = rng.choice(wrong_dtypes)
        else:
            outputDType = values.dtype

        return ser.addOutput(output_shape, outputDType)

    @staticmethod
    def scatterOp(ser, rng, values_in, indices, input, error_name=None):
        if error_name != ErrorIf.WrongRank:
            assert len(values_in.shape) == 3
        assert len(indices.shape) == 2
        assert len(input.shape) == 3
        assert values_in.shape[0] == indices.shape[0]  # N
        assert input.shape[1] == indices.shape[1]  # W
        assert values_in.shape[2] == input.shape[2]  # C

        output_shape = values_in.shape

        if error_name == ErrorIf.WrongOutputType:
            all_dtypes = [
                DType.INT8,
                DType.INT16,
                DType.INT32,
                DType.INT48,
                DType.FLOAT,
            ]
            wrong_dtypes = list(set(all_dtypes) - set([values_in.dtype]))
            outputDType = rng.choice(wrong_dtypes)
        else:
            outputDType = values_in.dtype

        return ser.addOutput(output_shape, outputDType)

    @staticmethod
    def tableOp(ser, rng, input, error_name=None):
        # Same shape as the input, dtype dependent on input dtype
        if error_name != ErrorIf.WrongInputType:
            assert input.dtype == DType.INT16 or input.dtype == DType.INT8
        output_dtype = DType.INT32 if input.dtype == DType.INT16 else DType.INT8
        if error_name == ErrorIf.WrongOutputType:
            wrong_dtypes = [
                DType.INT8,
                DType.INT16,
                DType.INT32,
                DType.INT48,
                DType.FLOAT,
            ]
            wrong_dtypes.remove(output_dtype)
            output_dtype = rng.choice(wrong_dtypes)
        return ser.addOutput(input.shape, output_dtype)

    @staticmethod
    def resizeOp(
        serializer,
        rng,
        input,
        mode,
        stride,
        offset,
        shift,
        stride_fp,
        offset_fp,
        output_dims,
        input_dtype,
        output_dtype,
        error_name=None,
    ):
        if error_name == ErrorIf.WrongRank:
            output_dims = [
                input.shape[0],
                output_dims[0],
                output_dims[0],
                input.shape[0],
            ]
        else:
            if error_name == ErrorIf.BatchMismatch:
                output_dims = [
                    input.shape[0] + rng.integers(1, 10),
                    output_dims[0],
                    output_dims[1],
                    input.shape[3],
                ]
            elif error_name == ErrorIf.ChannelMismatch:
                output_dims = [
                    input.shape[0],
                    output_dims[0],
                    output_dims[1],
                    input.shape[3] + rng.integers(1, 10),
                ]
            else:
                output_dims = [
                    input.shape[0],
                    output_dims[0],
                    output_dims[1],
                    input.shape[3],
                ]

        return serializer.addOutput(output_dims, output_dtype)

    @staticmethod
    def typeConversionOp(ser, rng, val, out_dtype, error_name=None):
        return ser.addOutput(val.shape, out_dtype)

    @staticmethod
    def transposeConv2DOp(ser, rng, ifm, output_shape, error_name=None):
        if error_name == ErrorIf.ConvOutputShapeMismatch:
            choices = [1, 2, 3]
            change = rng.choice(choices)
            if change in [1, 3]:
                output_shape[1] = output_shape[1] + rng.choice(choices)
            if change in [2, 3]:
                output_shape[2] = output_shape[2] + rng.choice(choices)

        if ifm.dtype == DType.INT8:
            out_dtype = DType.INT32
        elif ifm.dtype == DType.INT16:
            out_dtype = DType.INT48
        elif ifm.dtype == DType.FLOAT:
            out_dtype = DType.FLOAT
        elif error_name == ErrorIf.WrongInputType:
            # Pick some potentially correct output dtype if input type is incorrect
            out_dtype = DType.INT32
        else:
            raise Exception(f"Unsupported input dtype: {ifm.dtype}")

        if error_name == ErrorIf.WrongOutputType:
            wrong_dtypes = list(usableDTypes(excludes=[out_dtype]))
            out_dtype = rng.choice(wrong_dtypes)

        return ser.addOutput(output_shape, out_dtype)