generic.py 2.83 KB
Newer Older
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License.  You may obtain a copy of the License at
#
#   http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied.  See the License for the
# specific language governing permissions and limitations
# under the License.
"""Generic opertors in TVM.
We follow the numpy naming convention for this interface
19
(e.g., tvm.tir.generic.multitply ~ numpy.multiply).
20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130
The default implementation is used by tvm.ExprOp.
"""
# pylint: disable=unused-argument
from . import _ffi_api

# Operator precedence used when overloading.
__op_priority__ = 0


def add(lhs, rhs):
    """Generic add operator.

    Parameters
    ----------
    lhs : object
        The left operand.
    rhs : object
        The right operand.

    Returns
    -------
    op : tvm.Expr
        The result Expr of add operaton.
    """
    return _ffi_api._OpAdd(lhs, rhs)


def subtract(lhs, rhs):
    """Generic subtract operator.

    Parameters
    ----------
    lhs : object
        The left operand.
    rhs : object
        The right operand.

    Returns
    -------
    op : tvm.Expr
        The result Expr of subtract operaton.
    """
    return _ffi_api._OpSub(lhs, rhs)


def multiply(lhs, rhs):
    """Generic multiply operator.

    Parameters
    ----------
    lhs : object
        The left operand.
    rhs : object
        The right operand.

    Returns
    -------
    op : tvm.Expr
        The result Expr of multiply operaton.
    """
    return _ffi_api._OpMul(lhs, rhs)

def divide(lhs, rhs):
    """Generic divide operator.

    Parameters
    ----------
    lhs : object
        The left operand.
    rhs : object
        The right operand.

    Returns
    -------
    op : tvm.Expr
        The result Expr of divide operaton.
    """
    return _ffi_api._OpDiv(lhs, rhs)

def floordiv(lhs, rhs):
    """Generic floordiv operator.

    Parameters
    ----------
    lhs : object
        The left operand.
    rhs : object
        The right operand.

    Returns
    -------
    op : tvm.Expr
        The result Expr of divide operaton.
    """
    return _ffi_api._OpFloorDiv(lhs, rhs)


def cast(src, dtype):
    """Generic cast operator.

    Parameters
    ----------
    src : object
        The source operand.

    Returns
    -------
    op : tvm.Expr
        The result Expr of divide operaton.
    """
    return _ffi_api._cast(dtype, src)