alanmacd commented on code in PR #11044: URL: https://github.com/apache/tvm/pull/11044#discussion_r853518491
########## src/runtime/crt/aot_executor_module/aot_executor_module.c: ########## @@ -0,0 +1,196 @@ +/* + * 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. + */ + +// LINT_C_FILE + +/*! + * \file aot_executor_module.c + * \brief wrap aot_executor into a TVMModule for use with RPC. + */ + +#include <stdio.h> +#include <tvm/runtime/crt/aot_executor.h> +#include <tvm/runtime/crt/aot_executor_module.h> +#include <tvm/runtime/crt/func_registry.h> +#include <tvm/runtime/crt/module.h> + +typedef struct { + TVMModule mod; + TVMAotExecutor* executor; +} AotExecutorModule; + +static AotExecutorModule aot_executor; + +int32_t TVMAotExecutorModule_Create(TVMValue* args, int* tcodes, int nargs, TVMValue* ret_values, + int* ret_tcodes, void* resource_handle) { + if (aot_executor.executor != NULL) { + return kTvmErrorExecutorModuleAlreadyCreated; + } + + if (nargs != 2) { + return kTvmErrorFunctionCallNumArguments; + } + + if (tcodes[0] != kTVMModuleHandle || tcodes[1] != kDLDevice) { + return kTvmErrorFunctionCallWrongArgType; + } + + DLDevice dev = args[1].v_device; + + if (dev.device_type != kDLCPU) { + return kTvmErrorExecutorModuleBadContext; + } + + TVMAotExecutor_Create(args[0].v_handle, &dev, &aot_executor.executor); + + TVMModuleHandle out_mod; + int ret_value = TVMModCreateFromCModule(&aot_executor.mod, &out_mod); + if (ret_value != 0) { + ret_tcodes[0] = kTVMNullptr; + TVMAotExecutor_Release(aot_executor.executor, dev); + return ret_value; + } + + ret_values[0].v_handle = out_mod; + ret_tcodes[0] = kTVMModuleHandle; + return kTvmErrorNoError; +} + +int32_t TVMAotExecutorModule_NotImplemented(TVMValue* args, int* tcodes, int nargs, + TVMValue* ret_values, int* ret_tcodes, + void* resource_handle) { + return kTvmErrorFunctionCallNotImplemented; +} + +int32_t TVMAotExecutorModule_GetInput(TVMValue* args, int* tcodes, int nargs, TVMValue* ret_values, + int* ret_tcodes, void* resource_handle) { + int index = TVMAotExecutor_GetInputIndex(aot_executor.executor, args[0].v_str); + + if (index < 0) { + return kTvmErrorExecutorModuleNoSuchInput; + } + + ret_values[0].v_handle = (void*)&aot_executor.executor->args[index].dl_tensor; + ret_tcodes[0] = kTVMNDArrayHandle; + + return 0; +} + +int32_t TVMAotExecutorModule_GetOutput(TVMValue* args, int* tcodes, int nargs, TVMValue* ret_values, + int* ret_tcodes, void* resource_handle) { + if (nargs != 1) { + return kTvmErrorFunctionCallNumArguments; + } + + if (args[0].v_int64 > TVMAotExecutor_GetNumOutputs(aot_executor.executor)) { + return kTvmErrorFunctionCallInvalidArg; + } + + // index past the input entries + int64_t idx = args[0].v_int64 + TVMAotExecutor_GetNumInputs(aot_executor.executor); + + ret_values[0].v_handle = (void*)&aot_executor.executor->args[idx].dl_tensor; + ret_tcodes[0] = kTVMNDArrayHandle; + + return 0; +} + +int32_t TVMAotExecutorModule_GetInputIndex(TVMValue* args, int* tcodes, int nargs, + TVMValue* ret_values, int* ret_tcodes, + void* resource_handle) { + if (nargs != 1) { + return kTvmErrorFunctionCallNumArguments; + } + + int index = TVMAotExecutor_GetInputIndex(aot_executor.executor, args[0].v_str); + + if (index < 0) { + return kTvmErrorExecutorModuleNoSuchInput; + } + + ret_values[0].v_int64 = index; + ret_tcodes[0] = kTVMArgInt; + return 0; +} + +int32_t TVMAotExecutorModule_GetNumInputs(TVMValue* args, int* tcodes, int nargs, + TVMValue* ret_values, int* ret_tcodes, + void* resource_handle) { + if (nargs != 0) { + return kTvmErrorFunctionCallNumArguments; + } + + ret_values[0].v_int64 = TVMAotExecutor_GetNumInputs(aot_executor.executor); + ret_tcodes[0] = kTVMArgInt; + return 0; +} + +int32_t TVMAotExecutorModule_GetNumOutputs(TVMValue* args, int* tcodes, int nargs, + TVMValue* ret_values, int* ret_tcodes, + void* resource_handle) { + if (nargs != 0) { + return kTvmErrorFunctionCallNumArguments; + } + + ret_values[0].v_int64 = TVMAotExecutor_GetNumOutputs(aot_executor.executor); + ret_tcodes[0] = kTVMArgInt; + return 0; +} + +int32_t TVMAotExecutorModule_Run(TVMValue* args, int* tcodes, int nargs, TVMValue* ret_values, + int* ret_tcodes, void* resource_handle) { + if (nargs != 0) { + return kTvmErrorFunctionCallNumArguments; + } + + return TVMAotExecutor_Run(aot_executor.executor); +} + +static const TVMBackendPackedCFunc aot_executor_registry_funcs[] = { + &TVMAotExecutorModule_GetInput, // get_input + &TVMAotExecutorModule_GetInputIndex, // get_input_index + &TVMAotExecutorModule_NotImplemented, // get_input_info (do not implement) + &TVMAotExecutorModule_GetNumInputs, // get_num_inputs + &TVMAotExecutorModule_GetNumOutputs, // get_num_outputs + &TVMAotExecutorModule_GetOutput, // get_output + &TVMAotExecutorModule_NotImplemented, // load_params (do not implement) + &TVMAotExecutorModule_Run, // run + &TVMAotExecutorModule_NotImplemented, // set_input + &TVMAotExecutorModule_NotImplemented, // share_params (do not implement) +}; + +static const TVMFuncRegistry aot_executor_registry = { + "\x08get_input\0" Review Comment: also add call to test to validate size -- This is an automated message from the Apache Git Service. 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