# License .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.
# pylint: disable=no-else-return, unidiomatic-typecheck, undefined-variable, invalid-name
"""
The Relay Virtual Machine profiler.

Provides extra APIs for profiling vm execution.
"""
import tvm
from . import vm, _vm

def _update_target(target):
    target = target if target else tvm.target.current_target()
    if target is None:
        raise ValueError("Target is not set in env or passed as argument.")

    tgts = {}
    if isinstance(target, (str, tvm.target.Target)):
        dev_type = tvm.expr.IntImm("int32", tvm.nd.context(str(target)).device_type)
        tgts[dev_type] = tvm.target.create(target)
    elif isinstance(target, dict):
        for dev, tgt in target.items():
            dev_type = tvm.expr.IntImm("int32", tvm.nd.context(dev).device_type)
            tgts[dev_type] = tvm.target.create(tgt)
    else:
        raise TypeError("target is expected to be str, tvm.target.Target, " +
                        "or dict of str to str/tvm.target.Target, but received " +
                        "{}".format(type(target)))
    return tgts

class VMCompilerProfiler(vm.VMCompiler):
    """Build Relay module to run on VM runtime."""
    def __init__(self):
        super().__init__()
        self.mod = _vm._VMCompilerProfiler()
        self._compile = self.mod["compile"]
        self._get_vm = self.mod["get_vm"]

    def compile(self, mod, target=None, target_host=None):
        """
        Parameters
        ----------
        mod : relay.Module
            The Relay module to build.

        target : str, :any:`tvm.target.Target`, or dict of str(i.e.
            device/context name) to str/tvm.target.Target, optional
            For heterogeneous compilation, it is a dictionary indicating context
            to target mapping. For homogeneous compilation, it is a build target.

        target_host : str or :any:`tvm.target.Target`, optional
            Host compilation target, if target is device.
            When TVM compiles device specific program such as CUDA,
            we also need host(CPU) side code to interact with the driver
            to setup the dimensions and parameters correctly.
            target_host is used to specify the host side codegen target.
            By default, llvm is used if it is enabled,
            otherwise a stackvm intepreter is used.

        Returns
        -------
        vm : VirtualMachineProfiler
            The profile VM runtime.
        """
        target = _update_target(target)
        self._compile(mod, target, target_host)
        return VirtualMachineProfiler(self._get_vm())

class VirtualMachineProfiler(vm.VirtualMachine):
    """Relay profile VM runtime."""
    def __init__(self, mod):
        super().__init__(mod)
        self._get_stat = self.mod["get_stat"]

    def get_stat(self):
        return self._get_stat()

# License .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.
# pylint: disable=no-else-return, unidiomatic-typecheck, undefined-variable, invalid-name
"""
The Relay Virtual Machine profiler.

Provides extra APIs for profiling vm execution.
"""
import tvm
from . import vm, _vm

def _update_target(target):
    target = target if target else tvm.target.current_target()
    if target is None:
        raise ValueError("Target is not set in env or passed as argument.")

    tgts = {}
    if isinstance(target, (str, tvm.target.Target)):
        dev_type = tvm.expr.IntImm("int32", tvm.nd.context(str(target)).device_type)
        tgts[dev_type] = tvm.target.create(target)
    elif isinstance(target, dict):
        for dev, tgt in target.items():
            dev_type = tvm.expr.IntImm("int32", tvm.nd.context(dev).device_type)
            tgts[dev_type] = tvm.target.create(tgt)
    else:
        raise TypeError("target is expected to be str, tvm.target.Target, " +
                        "or dict of str to str/tvm.target.Target, but received " +
                        "{}".format(type(target)))
    return tgts

class VMCompilerProfiler(vm.VMCompiler):
    """Build Relay module to run on VM runtime."""
    def __init__(self):
        super().__init__()
        self.mod = _vm._VMCompilerProfiler()
        self._compile = self.mod["compile"]
        self._get_vm = self.mod["get_vm"]

    def compile(self, mod, target=None, target_host=None):
        """
        Parameters
        ----------
        mod : relay.Module
            The Relay module to build.

        target : str, :any:`tvm.target.Target`, or dict of str(i.e.
            device/context name) to str/tvm.target.Target, optional
            For heterogeneous compilation, it is a dictionary indicating context
            to target mapping. For homogeneous compilation, it is a build target.

        target_host : str or :any:`tvm.target.Target`, optional
            Host compilation target, if target is device.
            When TVM compiles device specific program such as CUDA,
            we also need host(CPU) side code to interact with the driver
            to setup the dimensions and parameters correctly.
            target_host is used to specify the host side codegen target.
            By default, llvm is used if it is enabled,
            otherwise a stackvm intepreter is used.

        Returns
        -------
        vm : VirtualMachineProfiler
            The profile VM runtime.
        """
        target = _update_target(target)
        self._compile(mod, target, target_host)
        return VirtualMachineProfiler(self._get_vm())

class VirtualMachineProfiler(vm.VirtualMachine):
    """Relay profile VM runtime."""
    def __init__(self, mod):
        super().__init__(mod)
        self._get_stat = self.mod["get_stat"]

    def get_stat(self):
        return self._get_stat()

# License .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. # pylint: disable=no-else-return, unidiomatic-typecheck, undefined-variable, invalid-name The Relay Virtual Machine profiler.  Provides extra APIs for profiling vm execution. Build Relay module to run on VM runtime. Parameters         ----------         mod : relay.Module             The Relay module to build.          target : str, :any:`tvm.target.Target`, or dict of str(i.e.             device/context name) to str/tvm.target.Target, optional             For heterogeneous compilation, it is a dictionary indicating context             to target mapping. For homogeneous compilation, it is a build target.          target_host : str or :any:`tvm.target.Target`, optional             Host compilation target, if target is device.             When TVM compiles device specific program such as CUDA,             we also need host(CPU) side code to interact with the driver             to setup the dimensions and parameters correctly.             target_host is used to specify the host side codegen target.             By default, llvm is used if it is enabled,             otherwise a stackvm intepreter is used.          Returns         -------         vm : VirtualMachineProfiler             The profile VM runtime. Relay profile VM runtime.