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# Copyright (c) ONNX Project Contributors
#
# SPDX-License-Identifier: Apache-2.0
import numpy as np
import onnx
from onnx.backend.test.case.base import Base
from onnx.backend.test.case.node import expect
class BitShift(Base):
@staticmethod
def export_right_unit8() -> None:
node = onnx.helper.make_node(
"BitShift", inputs=["x", "y"], outputs=["z"], direction="RIGHT"
)
x = np.array([16, 4, 1]).astype(np.uint8)
y = np.array([1, 2, 3]).astype(np.uint8)
z = x >> y # expected output [8, 1, 0]
expect(node, inputs=[x, y], outputs=[z], name="test_bitshift_right_uint8")
@staticmethod
def export_right_unit16() -> None:
node = onnx.helper.make_node(
"BitShift", inputs=["x", "y"], outputs=["z"], direction="RIGHT"
)
x = np.array([16, 4, 1]).astype(np.uint16)
y = np.array([1, 2, 3]).astype(np.uint16)
z = x >> y # expected output [8, 1, 0]
expect(node, inputs=[x, y], outputs=[z], name="test_bitshift_right_uint16")
@staticmethod
def export_right_unit32() -> None:
node = onnx.helper.make_node(
"BitShift", inputs=["x", "y"], outputs=["z"], direction="RIGHT"
)
x = np.array([16, 4, 1]).astype(np.uint32)
y = np.array([1, 2, 3]).astype(np.uint32)
z = x >> y # expected output [8, 1, 0]
expect(node, inputs=[x, y], outputs=[z], name="test_bitshift_right_uint32")
@staticmethod
def export_right_unit64() -> None:
node = onnx.helper.make_node(
"BitShift", inputs=["x", "y"], outputs=["z"], direction="RIGHT"
)
x = np.array([16, 4, 1]).astype(np.uint64)
y = np.array([1, 2, 3]).astype(np.uint64)
z = x >> y # expected output [8, 1, 0]
expect(node, inputs=[x, y], outputs=[z], name="test_bitshift_right_uint64")
@staticmethod
def export_left_unit8() -> None:
node = onnx.helper.make_node(
"BitShift", inputs=["x", "y"], outputs=["z"], direction="LEFT"
)
x = np.array([16, 4, 1]).astype(np.uint8)
y = np.array([1, 2, 3]).astype(np.uint8)
z = x << y # expected output [32, 16, 8]
expect(node, inputs=[x, y], outputs=[z], name="test_bitshift_left_uint8")
@staticmethod
def export_left_unit16() -> None:
node = onnx.helper.make_node(
"BitShift", inputs=["x", "y"], outputs=["z"], direction="LEFT"
)
x = np.array([16, 4, 1]).astype(np.uint16)
y = np.array([1, 2, 3]).astype(np.uint16)
z = x << y # expected output [32, 16, 8]
expect(node, inputs=[x, y], outputs=[z], name="test_bitshift_left_uint16")
@staticmethod
def export_left_unit32() -> None:
node = onnx.helper.make_node(
"BitShift", inputs=["x", "y"], outputs=["z"], direction="LEFT"
)
x = np.array([16, 4, 1]).astype(np.uint32)
y = np.array([1, 2, 3]).astype(np.uint32)
z = x << y # expected output [32, 16, 8]
expect(node, inputs=[x, y], outputs=[z], name="test_bitshift_left_uint32")
@staticmethod
def export_left_unit64() -> None:
node = onnx.helper.make_node(
"BitShift", inputs=["x", "y"], outputs=["z"], direction="LEFT"
)
x = np.array([16, 4, 1]).astype(np.uint64)
y = np.array([1, 2, 3]).astype(np.uint64)
z = x << y # expected output [32, 16, 8]
expect(node, inputs=[x, y], outputs=[z], name="test_bitshift_left_uint64")
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