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c_api_unified_experimental_test.cc
1015 lines (845 loc) · 39.1 KB
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c_api_unified_experimental_test.cc
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/* Copyright 2020 The TensorFlow Authors. All Rights Reserved.
Licensed 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.
==============================================================================*/
#include "tensorflow/c/eager/c_api_unified_experimental.h"
#include <memory>
#include "tensorflow/c/eager/c_api.h"
#include "tensorflow/c/eager/c_api_experimental.h"
#include "tensorflow/c/eager/c_api_test_util.h"
#include "tensorflow/c/eager/c_api_unified_experimental_internal.h"
#include "tensorflow/c/tf_datatype.h"
#include "tensorflow/c/tf_status.h"
#include "tensorflow/c/tf_status_helper.h"
#include "tensorflow/c/tf_tensor.h"
#include "tensorflow/core/framework/full_type.pb.h"
#include "tensorflow/core/platform/errors.h"
#include "tensorflow/core/platform/status.h"
#include "tensorflow/core/platform/test.h"
using tensorflow::Status;
using tensorflow::string;
using tensorflow::TF_StatusPtr;
namespace tensorflow {
namespace {
// The tests are parameterized on:
// - a string representing the tracing implementation: "mlir" or "graphdef".
// - a boolean that when true enables TFRT as the execution engine.
class UnifiedCAPI
: public ::testing::TestWithParam<std::tuple<const char*, bool>> {
protected:
void SetUp() override {
TF_StatusPtr status(TF_NewStatus());
TF_SetTracingImplementation(std::get<0>(GetParam()), status.get());
Status s = StatusFromTF_Status(status.get());
CHECK_EQ(errors::OK, s.code()) << s.message();
}
};
TEST_P(UnifiedCAPI, TestBasicEager) {
std::unique_ptr<TF_Status, decltype(&TF_DeleteStatus)> status(
TF_NewStatus(), TF_DeleteStatus);
TFE_ContextOptions* opts = TFE_NewContextOptions();
TFE_ContextOptionsSetTfrt(opts, std::get<1>(GetParam()));
TF_ExecutionContext* ctx = TF_NewEagerExecutionContext(opts, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
TFE_DeleteContextOptions(opts);
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// Build an abstract input tensor.
TFE_Context* eager_ctx = TF_ExecutionContextGetTFEContext(ctx, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
TFE_TensorHandle* t = TestScalarTensorHandle(eager_ctx, 2.0f);
TF_AbstractTensor* at =
TF_CreateAbstractTensorFromEagerTensor(t, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// Build an abstract operation.
auto* op = TF_NewAbstractOp(ctx);
TF_AbstractOpSetOpType(op, "Add", status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// Build inputs and outputs.
TF_AbstractTensor* inputs[2] = {at, at};
TF_OutputList* o = TF_NewOutputList();
TF_OutputListSetNumOutputs(o, 1, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// Execute.
TF_ExecuteOperation(op, 2, inputs, o, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// Clean up operation and inputs.
TF_DeleteAbstractOp(op);
TF_DeleteAbstractTensor(at);
// Verify the results.
ASSERT_EQ(1, TF_OutputListNumOutputs(o));
TF_AbstractTensor* result = TF_OutputListGet(o, 0);
TFE_TensorHandle* result_t =
TF_AbstractTensorGetEagerTensor(result, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
TF_Tensor* result_tensor = TFE_TensorHandleResolve(result_t, status.get());
float* result_value = static_cast<float*>(TF_TensorData(result_tensor));
EXPECT_EQ(*result_value, 4.0);
TF_DeleteTensor(result_tensor);
TF_DeleteAbstractTensor(result);
TF_DeleteOutputList(o);
TF_DeleteExecutionContext(ctx);
}
// MatMul Test
TEST_P(UnifiedCAPI, TestBasicEagerMatMul) {
std::unique_ptr<TF_Status, decltype(&TF_DeleteStatus)> status(
TF_NewStatus(), TF_DeleteStatus);
TFE_ContextOptions* opts = TFE_NewContextOptions();
TF_ExecutionContext* ctx = TF_NewEagerExecutionContext(opts, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
TFE_DeleteContextOptions(opts);
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
/* Want to test simple MatMul example:
[[0,0], * [[0,0], = [[0,0],
[0,0]] [0,0]] [0,0]]
*/
// Build an abstract input tensor.
int64_t dims[] = {2, 2}; // Matrices will be 2 x 2
int num_dims = sizeof(dims) / sizeof(dims[0]);
float vals[] = {0.0f, 0.0f, 0.0f, 0.0f};
TFE_Context* eager_ctx = TF_ExecutionContextGetTFEContext(ctx, status.get());
TFE_TensorHandle* t =
TestMatrixTensorHandleWithInput(eager_ctx, vals, dims, num_dims);
TF_AbstractTensor* at = TF_CreateAbstractTensorFromEagerTensor(
t, status.get()); // get abstract tensor
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// Build an abstract operation.
auto* op = TF_NewAbstractOp(ctx);
TF_AbstractOpSetOpType(op, "MatMul", status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// Build inputs and outputs.
TF_AbstractTensor* inputs[2] = {at, at};
TF_OutputList* o = TF_NewOutputList();
TF_OutputListSetNumOutputs(o, 1, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// Execute.
TF_ExecuteOperation(op, 2, inputs, o, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// Clean up operation and inputs.
TF_DeleteAbstractOp(op);
TF_DeleteAbstractTensor(at);
// Verify the results.
ASSERT_EQ(1, TF_OutputListNumOutputs(o));
TF_AbstractTensor* result = TF_OutputListGet(o, 0);
TFE_TensorHandle* result_t =
TF_AbstractTensorGetEagerTensor(result, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
TF_Tensor* result_tensor = TFE_TensorHandleResolve(result_t, status.get());
// Copy Tensor data into an array.
float result_data[4] = {0};
memcpy(&result_data[0], TF_TensorData(result_tensor),
TF_TensorByteSize(result_tensor));
int data_len = 4; // length of result_data
for (int i = 0; i < data_len; i++) {
EXPECT_EQ(result_data[i], 0);
}
TF_DeleteTensor(result_tensor);
TF_DeleteAbstractTensor(result);
TF_DeleteOutputList(o);
TF_DeleteExecutionContext(ctx);
}
// MatMul Test 2
TEST_P(UnifiedCAPI, TestBasicEagerMatMul2) {
std::unique_ptr<TF_Status, decltype(&TF_DeleteStatus)> status(
TF_NewStatus(), TF_DeleteStatus);
TFE_ContextOptions* opts = TFE_NewContextOptions();
TF_ExecutionContext* ctx = TF_NewEagerExecutionContext(opts, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
TFE_DeleteContextOptions(opts);
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
/* Want to test simple MatMul example with abstract tensors:
[[1,2], * [[5,6], = [[19,22],
[3,4]] [7,8]] [43,50]]
*/
// Build 1st Matrix.
int64_t dims[] = {2, 2}; // Matrices will be 2 x 2
int num_dims = sizeof(dims) / sizeof(dims[0]);
float vals1[] = {1.0f, 2.0f, 3.0f, 4.0f};
TFE_Context* eager_ctx = TF_ExecutionContextGetTFEContext(ctx, status.get());
TFE_TensorHandle* t1 =
TestMatrixTensorHandleWithInput(eager_ctx, vals1, dims, num_dims);
TF_AbstractTensor* at1 = TF_CreateAbstractTensorFromEagerTensor(
t1, status.get()); // get abstract tensor
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// Build 2nd Matrix.
float vals2[] = {5.0f, 6.0f, 7.0f, 8.0f};
TFE_TensorHandle* t2 =
TestMatrixTensorHandleWithInput(eager_ctx, vals2, dims, num_dims);
TF_AbstractTensor* at2 = TF_CreateAbstractTensorFromEagerTensor(
t2, status.get()); // get abstract tensor
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// Build an abstract operation.
auto* op = TF_NewAbstractOp(ctx);
TF_AbstractOpSetOpType(op, "MatMul", status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// Build inputs and outputs.
TF_AbstractTensor* inputs[2] = {at1, at2};
TF_OutputList* o = TF_NewOutputList();
TF_OutputListSetNumOutputs(o, 1, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// Execute.
TF_ExecuteOperation(op, 2, inputs, o, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// Clean up operation and inputs.
TF_DeleteAbstractOp(op);
TF_DeleteAbstractTensor(at1);
TF_DeleteAbstractTensor(at2);
// Verify the results.
ASSERT_EQ(1, TF_OutputListNumOutputs(o));
TF_AbstractTensor* result = TF_OutputListGet(o, 0);
TFE_TensorHandle* result_t =
TF_AbstractTensorGetEagerTensor(result, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
TF_Tensor* result_tensor = TFE_TensorHandleResolve(result_t, status.get());
// Copy Tensor data into array.
float result_data[4] = {0};
memcpy(&result_data[0], TF_TensorData(result_tensor),
TF_TensorByteSize(result_tensor));
// Build expected result & verify.
float e_vals[] = {19.0f, 22.0f, 43.0f, 50.0f};
int data_len = 4; // length of e_vals
for (int i = 0; i < data_len; i++) {
EXPECT_EQ(result_data[i], e_vals[i]);
}
TF_DeleteTensor(result_tensor);
TF_DeleteAbstractTensor(result);
TF_DeleteOutputList(o);
TF_DeleteExecutionContext(ctx);
}
// MatAdd
TEST_P(UnifiedCAPI, TestBasicEagerMatAdd) {
std::unique_ptr<TF_Status, decltype(&TF_DeleteStatus)> status(
TF_NewStatus(), TF_DeleteStatus);
TFE_ContextOptions* opts = TFE_NewContextOptions();
TF_ExecutionContext* ctx = TF_NewEagerExecutionContext(opts, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
TFE_DeleteContextOptions(opts);
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
/* Want to test simple MatAdd example with abstract tensors:
[[1,2] , + [[5,6], = [[6,8],
[3,4] ] [7,8] ] [10,12]]
*/
// Build 1st Matrix.
int64_t dims[] = {2, 2}; // Matrices will be 2 x 2
int num_dims = sizeof(dims) / sizeof(dims[0]);
float vals1[] = {1.0f, 2.0f, 3.0f, 4.0f};
TFE_Context* eager_ctx = TF_ExecutionContextGetTFEContext(ctx, status.get());
TFE_TensorHandle* t1 =
TestMatrixTensorHandleWithInput(eager_ctx, vals1, dims, num_dims);
TF_AbstractTensor* at1 = TF_CreateAbstractTensorFromEagerTensor(
t1, status.get()); // get abstract tensor
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// Build 2nd Matrix.
float vals2[] = {5.0f, 6.0f, 7.0f, 8.0f};
TFE_TensorHandle* t2 =
TestMatrixTensorHandleWithInput(eager_ctx, vals2, dims, num_dims);
TF_AbstractTensor* at2 = TF_CreateAbstractTensorFromEagerTensor(
t2, status.get()); // get abstract tensor
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// Build an abstract operation.
auto* op = TF_NewAbstractOp(ctx);
TF_AbstractOpSetOpType(op, "Add", status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// Build inputs and outputs.
TF_AbstractTensor* inputs[2] = {at1, at2};
TF_OutputList* o = TF_NewOutputList();
TF_OutputListSetNumOutputs(o, 1, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// Execute.
TF_ExecuteOperation(op, 2, inputs, o, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// Clean up operation and inputs.
TF_DeleteAbstractOp(op);
TF_DeleteAbstractTensor(at1);
TF_DeleteAbstractTensor(at2);
// Verify the results.
ASSERT_EQ(1, TF_OutputListNumOutputs(o));
TF_AbstractTensor* result = TF_OutputListGet(o, 0);
TFE_TensorHandle* result_t =
TF_AbstractTensorGetEagerTensor(result, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
TF_Tensor* result_tensor = TFE_TensorHandleResolve(result_t, status.get());
// Copy Tensor data into array.
float result_data[4] = {0};
memcpy(&result_data[0], TF_TensorData(result_tensor),
TF_TensorByteSize(result_tensor));
// Build expected result & verify.
float e_vals[] = {6.0f, 8.0f, 10.0f, 12.0f};
int data_len = 4; // length of e_vals
for (int i = 0; i < data_len; i++) {
EXPECT_EQ(result_data[i], e_vals[i]);
}
TF_DeleteTensor(result_tensor);
TF_DeleteAbstractTensor(result);
TF_DeleteOutputList(o);
TF_DeleteExecutionContext(ctx);
}
TEST_P(UnifiedCAPI, TestBasicGraph) {
std::unique_ptr<TF_Status, decltype(&TF_DeleteStatus)> status(
TF_NewStatus(), TF_DeleteStatus);
// Start a new function / execution context.
string fn_name = "double";
TF_ExecutionContext* graph_ctx =
TF_CreateFunction(fn_name.c_str(), status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
auto* placeholder_t =
TF_AddFunctionParameter(graph_ctx, TF_FLOAT, {-1, nullptr}, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// Build an abstract operation.
auto* add_op = TF_NewAbstractOp(graph_ctx);
TF_AbstractOpSetOpType(add_op, "Add", status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
TF_AbstractOpSetOpName(add_op, "my_add", status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// Build inputs and outputs.
TF_AbstractTensor* inputs[2] = {placeholder_t, placeholder_t};
TF_OutputList* add_outputs = TF_NewOutputList();
TF_OutputListSetNumOutputs(add_outputs, 1, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// Execute.
TF_ExecuteOperation(add_op, 2, inputs, add_outputs, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// Test that full type information can be accessed.
auto outs = unwrap(add_outputs);
auto h = outs->outputs[0];
ASSERT_NE(h, nullptr);
ASSERT_EQ(h->FullType().type_id(), TFT_UNSET);
ASSERT_EQ(unwrap(inputs[0])->FullType().type_id(), TFT_UNSET);
// Clean up operation and inputs.
TF_DeleteAbstractOp(add_op);
TF_AbstractFunction* func =
TF_FinalizeFunction(graph_ctx, add_outputs, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// Note: TF_OutputList does not own the underlying AbstractTensors, those
// need to be deleted explicitly.
TF_DeleteAbstractTensor(TF_OutputListGet(add_outputs, 0));
// Build eager context.
TFE_ContextOptions* opts = TFE_NewContextOptions();
TFE_ContextOptionsSetTfrt(opts, std::get<1>(GetParam()));
TF_ExecutionContext* eager_execution_ctx =
TF_NewEagerExecutionContext(opts, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
TFE_DeleteContextOptions(opts);
TF_ExecutionContextRegisterFunction(eager_execution_ctx, func, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// Build the abstract op to run the function.
TF_AbstractOp* fn_op = TF_NewAbstractOp(eager_execution_ctx);
TF_AbstractOpSetOpType(fn_op, fn_name.c_str(), status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// Build an abstract input tensor.
TFE_Context* eager_ctx =
TF_ExecutionContextGetTFEContext(eager_execution_ctx, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
TFE_TensorHandle* input_eager = TestScalarTensorHandle(eager_ctx, 2.0f);
TF_AbstractTensor* input_t =
TF_CreateAbstractTensorFromEagerTensor(input_eager, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
TF_ExecuteOperation(fn_op, 1, &input_t, add_outputs, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
ASSERT_EQ(1, TF_OutputListNumOutputs(add_outputs));
TF_AbstractTensor* final_result = TF_OutputListGet(add_outputs, 0);
TFE_TensorHandle* final =
TF_AbstractTensorGetEagerTensor(final_result, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
TF_Tensor* f_t = TFE_TensorHandleResolve(final, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
float* f_value = static_cast<float*>(TF_TensorData(f_t));
ASSERT_EQ(*f_value, 4.0);
TF_DeleteOutputList(add_outputs);
TF_DeleteAbstractOp(fn_op);
TF_DeleteAbstractTensor(input_t);
TF_DeleteAbstractTensor(final_result);
TF_DeleteAbstractTensor(placeholder_t);
TF_DeleteTensor(f_t);
TF_DeleteAbstractFunction(func);
TF_DeleteExecutionContext(eager_execution_ctx);
}
// Graph Tracing for MatMul
TEST_P(UnifiedCAPI, TestBasicGraphMatMul) {
std::unique_ptr<TF_Status, decltype(&TF_DeleteStatus)> status(
TF_NewStatus(), TF_DeleteStatus);
// Start a new function / execution context.
string fn_name = "matrix_multiply";
TF_ExecutionContext* graph_ctx =
TF_CreateFunction(fn_name.c_str(), status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
auto* placeholder_t =
TF_AddFunctionParameter(graph_ctx, TF_FLOAT, {-1, nullptr}, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// Build an abstract operation.
auto* matmul_op = TF_NewAbstractOp(graph_ctx);
TF_AbstractOpSetOpType(matmul_op, "MatMul", status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
TF_AbstractOpSetOpName(matmul_op, "my_matmul", status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// Build inputs and outputs.
TF_AbstractTensor* inputs[2] = {placeholder_t, placeholder_t};
TF_OutputList* mm_outputs = TF_NewOutputList();
TF_OutputListSetNumOutputs(mm_outputs, 1, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// Execute.
TF_ExecuteOperation(matmul_op, 2, inputs, mm_outputs, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// Clean up operation and inputs.
TF_DeleteAbstractOp(matmul_op);
TF_AbstractFunction* func =
TF_FinalizeFunction(graph_ctx, mm_outputs, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
/* Now that the graph is built, test graph implementation on matmul example:
[[1,1] , * [[1,1] , = [[2,2],
[1,1]] [1,1]] [2,2]]
*/
// Build eager context.
TFE_ContextOptions* opts = TFE_NewContextOptions();
TF_ExecutionContext* eager_execution_ctx =
TF_NewEagerExecutionContext(opts, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
TFE_DeleteContextOptions(opts);
TF_ExecutionContextRegisterFunction(eager_execution_ctx, func, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// Build the abstract op to run the function.
TF_AbstractOp* fn_op = TF_NewAbstractOp(eager_execution_ctx);
TF_AbstractOpSetOpType(fn_op, fn_name.c_str(), status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// Build an abstract input tensor.
TFE_Context* eager_ctx =
TF_ExecutionContextGetTFEContext(eager_execution_ctx, status.get());
float vals[] = {1.0f, 1.0f, 1.0f, 1.0f};
int64_t dims[] = {2, 2}; // Matrices will be 2 x 2
int num_dims = sizeof(dims) / sizeof(dims[0]);
TFE_TensorHandle* input_eager =
TestMatrixTensorHandleWithInput(eager_ctx, vals, dims, num_dims);
TF_AbstractTensor* input_t =
TF_CreateAbstractTensorFromEagerTensor(input_eager, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
TF_OutputListSetNumOutputs(mm_outputs, 1, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
TF_ExecuteOperation(fn_op, 1, &input_t, mm_outputs, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
ASSERT_EQ(1, TF_OutputListNumOutputs(mm_outputs));
TF_AbstractTensor* final_result = TF_OutputListGet(mm_outputs, 0);
TFE_TensorHandle* final =
TF_AbstractTensorGetEagerTensor(final_result, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
TF_Tensor* f_t = TFE_TensorHandleResolve(final, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
float result_data[4] = {0};
memcpy(&result_data[0], TF_TensorData(f_t), TF_TensorByteSize(f_t));
int data_len = 4;
for (int i = 0; i < data_len; i++) {
ASSERT_EQ(result_data[i], 2.0f);
}
TF_DeleteAbstractTensor(final_result);
TF_DeleteOutputList(mm_outputs);
TF_DeleteAbstractTensor(placeholder_t);
TF_DeleteAbstractOp(fn_op);
TF_DeleteAbstractTensor(input_t);
TF_DeleteTensor(f_t);
TF_DeleteAbstractFunction(func);
TF_DeleteExecutionContext(eager_execution_ctx);
}
TEST_P(UnifiedCAPI, TestMultiOutputGraph) {
std::unique_ptr<TF_Status, decltype(&TF_DeleteStatus)> status(
TF_NewStatus(), TF_DeleteStatus);
TF_Status* s = status.get();
// Start a new function / execution context.
string fn_name = "two_adds";
TF_ExecutionContext* graph_ctx = TF_CreateFunction(fn_name.c_str(), s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
auto* arg0 = TF_AddFunctionParameter(graph_ctx, TF_FLOAT, {-1, nullptr}, s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
auto* arg1 = TF_AddFunctionParameter(graph_ctx, TF_FLOAT, {-1, nullptr}, s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
// Create a first "Add" computing `arg0 + arg1`.
TF_AbstractTensor* add_output1;
{
// Build an abstract operation, inputs and output.
auto* add_op = TF_NewAbstractOp(graph_ctx);
TF_AbstractOpSetOpType(add_op, "Add", s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
TF_AbstractOpSetOpName(add_op, "my_add", s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
TF_AbstractTensor* inputs[2] = {arg0, arg1};
TF_OutputList* add_outputs = TF_NewOutputList();
TF_OutputListSetNumOutputs(add_outputs, 1, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// Trace the operation now (create a node in the graph).
TF_ExecuteOperation(add_op, 2, inputs, add_outputs, s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
TF_DeleteAbstractOp(add_op);
// Extract the resulting tensor.
add_output1 = TF_OutputListGet(add_outputs, 0);
TF_DeleteOutputList(add_outputs);
}
// Same with a second "Add" computing `arg1 + arg1`.
TF_AbstractTensor* add_output2;
{
// Build an abstract operation, inputs and output.
auto* add_op = TF_NewAbstractOp(graph_ctx);
TF_AbstractOpSetOpType(add_op, "Add", s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
TF_AbstractOpSetOpName(add_op, "my_add", s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
TF_AbstractTensor* inputs[2] = {arg1, arg1};
TF_OutputList* add_outputs = TF_NewOutputList();
TF_OutputListSetNumOutputs(add_outputs, 1, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// Trace the operation now (create a node in the graph).
TF_ExecuteOperation(add_op, 2, inputs, add_outputs, s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
TF_DeleteAbstractOp(add_op);
// Extract the resulting tensor.
add_output2 = TF_OutputListGet(add_outputs, 0);
TF_DeleteOutputList(add_outputs);
}
TF_DeleteAbstractTensor(arg0);
TF_DeleteAbstractTensor(arg1);
// Finalize the function by providing the returned values.
TF_AbstractFunction* func;
{
// We want to return the output of both add operations, create a new list
// and populate it.
TF_OutputList* func_outputs = TF_NewOutputList();
TF_OutputListPushBack(func_outputs, add_output1, s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
TF_OutputListPushBack(func_outputs, add_output2, s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
func = TF_FinalizeFunction(graph_ctx, func_outputs, s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
TF_DeleteAbstractTensor(add_output1);
TF_DeleteAbstractTensor(add_output2);
TF_DeleteOutputList(func_outputs);
}
/**
* We traced so far this function:
*
* def two_adds(a, b):
* my_add1 = a + b
* my_add2 = b + b
* return my_add1, my_add2
*
* Now we will execute this function with an eager context:
*
* output1, output2 = two_adds(2.0, 3.0)
*
* and check that we got 5.0 and 6.0 as results.
*/
// Build eager context.
TFE_ContextOptions* opts = TFE_NewContextOptions();
TFE_ContextOptionsSetTfrt(opts, std::get<1>(GetParam()));
TF_ExecutionContext* eager_execution_ctx =
TF_NewEagerExecutionContext(opts, s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
TFE_DeleteContextOptions(opts);
TF_ExecutionContextRegisterFunction(eager_execution_ctx, func, s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
// Build the abstract op to run the function.
TF_AbstractOp* fn_op = TF_NewAbstractOp(eager_execution_ctx);
TF_AbstractOpSetOpType(fn_op, fn_name.c_str(), s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
// Build two abstract input tensors as function arguments.
std::vector<TF_AbstractTensor*> func_args;
{
TFE_Context* eager_ctx =
TF_ExecutionContextGetTFEContext(eager_execution_ctx, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
TFE_TensorHandle* input_eager = TestScalarTensorHandle(eager_ctx, 2.0f);
func_args.push_back(TF_CreateAbstractTensorFromEagerTensor(input_eager, s));
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
input_eager = TestScalarTensorHandle(eager_ctx, 3.0f);
func_args.push_back(TF_CreateAbstractTensorFromEagerTensor(input_eager, s));
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
}
TF_OutputList* func_outputs = TF_NewOutputList();
TF_OutputListSetNumOutputs(func_outputs, 2, s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
TF_ExecuteOperation(fn_op, func_args.size(), func_args.data(), func_outputs,
s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
TF_DeleteAbstractOp(fn_op);
for (TF_AbstractTensor* t : func_args) TF_DeleteAbstractTensor(t);
ASSERT_EQ(2, TF_OutputListNumOutputs(func_outputs));
float results[2];
for (int idx = 0; idx < 2; ++idx) {
TF_AbstractTensor* result = TF_OutputListGet(func_outputs, idx);
TFE_TensorHandle* handle = TF_AbstractTensorGetEagerTensor(result, s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
TF_Tensor* f_t = TFE_TensorHandleResolve(handle, s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
results[idx] = *static_cast<float*>(TF_TensorData(f_t));
TF_DeleteTensor(f_t);
}
ASSERT_EQ(results[0], 5.0);
ASSERT_EQ(results[1], 6.0);
for (int idx = 0; idx < 2; ++idx) {
TF_AbstractTensor* result = TF_OutputListGet(func_outputs, idx);
TF_DeleteAbstractTensor(result);
}
TF_DeleteOutputList(func_outputs);
TF_DeleteExecutionContext(eager_execution_ctx);
TF_DeleteAbstractFunction(func);
}
TEST_P(UnifiedCAPI, TestMultiOutputGraphMatMul) {
std::unique_ptr<TF_Status, decltype(&TF_DeleteStatus)> status(
TF_NewStatus(), TF_DeleteStatus);
TF_Status* s = status.get();
// Start a new function / execution context.
string fn_name = "two_adds_and_matmul";
TF_ExecutionContext* graph_ctx = TF_CreateFunction(fn_name.c_str(), s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
auto* arg0 = TF_AddFunctionParameter(graph_ctx, TF_FLOAT, {-1, nullptr}, s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
auto* arg1 = TF_AddFunctionParameter(graph_ctx, TF_FLOAT, {-1, nullptr}, s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
// Create a first "Add" computing `arg0 + arg1`.
TF_AbstractTensor* add_output1;
{
// Build an abstract operation, inputs and output.
auto* add_op = TF_NewAbstractOp(graph_ctx);
TF_AbstractOpSetOpType(add_op, "Add", s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
TF_AbstractOpSetOpName(add_op, "my_add1", s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
TF_AbstractTensor* inputs[2] = {arg0, arg1};
TF_OutputList* add_outputs = TF_NewOutputList();
TF_OutputListSetNumOutputs(add_outputs, 1, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// Trace the operation now (create a node in the graph).
TF_ExecuteOperation(add_op, 2, inputs, add_outputs, s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
TF_DeleteAbstractOp(add_op);
// Extract the resulting tensor.
add_output1 = TF_OutputListGet(add_outputs, 0);
TF_DeleteOutputList(add_outputs);
}
// Same with a second "Add" computing `arg1 + arg1`.
TF_AbstractTensor* add_output2;
{
// Build an abstract operation, inputs and output.
auto* add_op = TF_NewAbstractOp(graph_ctx);
TF_AbstractOpSetOpType(add_op, "Add", s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
TF_AbstractOpSetOpName(add_op, "my_add2", s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
TF_AbstractTensor* inputs[2] = {arg1, arg1};
TF_OutputList* add_outputs = TF_NewOutputList();
TF_OutputListSetNumOutputs(add_outputs, 1, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// Trace the operation now (create a node in the graph).
TF_ExecuteOperation(add_op, 2, inputs, add_outputs, s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
TF_DeleteAbstractOp(add_op);
// Extract the resulting tensor.
add_output2 = TF_OutputListGet(add_outputs, 0);
TF_DeleteOutputList(add_outputs);
}
// 3rd Output will be Matrix Multiplication of add_output1 and add_output2
TF_AbstractTensor* mm_output;
{
// Build an abstract operation, inputs and output.
auto* mm_op = TF_NewAbstractOp(graph_ctx);
TF_AbstractOpSetOpType(mm_op, "MatMul", s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
TF_AbstractOpSetOpName(mm_op, "mm", s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
TF_AbstractTensor* inputs[2] = {add_output1, add_output2};
TF_OutputList* mm_outputs = TF_NewOutputList();
TF_OutputListSetNumOutputs(mm_outputs, 1, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// Trace the operation now (create a node in the graph).
TF_ExecuteOperation(mm_op, 2, inputs, mm_outputs, s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
TF_DeleteAbstractOp(mm_op);
// Extract the resulting tensor.
mm_output = TF_OutputListGet(mm_outputs, 0);
TF_DeleteOutputList(mm_outputs);
}
// Finalize the function by providing the returned values.
TF_AbstractFunction* func;
{
// We want to return the output of both add operations and MatMul operation,
// create a new list and populate it.
TF_OutputList* func_outputs = TF_NewOutputList();
TF_OutputListPushBack(func_outputs, add_output1, s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
TF_OutputListPushBack(func_outputs, add_output2, s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
TF_OutputListPushBack(func_outputs, mm_output, s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
func = TF_FinalizeFunction(graph_ctx, func_outputs, s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
TF_DeleteOutputList(func_outputs);
}
/**
* We traced so far this function:
*
* def two_adds_and_mm(A, B):
* my_add1 = A + B
* my_add2 = B + B
* mm = tf.MatMul(my_add1,my_add2)
* return my_add1, my_add2, mm
*
* Now we will execute this function with an eager context:
*
* A =[[0, 1],[1, 0]]
* B =[[1, 0],[0, 1]]
*
* output1, output2, output3 = two_adds_and_mm(A, B)
*
* We expect outputs:
*
* output1 = [[1, 1],[1, 1]]
* output2 = [[2, 0],[0, 2]]
* output3 = [[2, 2],[2, 2]]
*
*/
// Build eager context.
TFE_ContextOptions* opts = TFE_NewContextOptions();
TF_ExecutionContext* eager_execution_ctx =
TF_NewEagerExecutionContext(opts, s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
TFE_DeleteContextOptions(opts);
TF_ExecutionContextRegisterFunction(eager_execution_ctx, func, s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
// Build the abstract op to run the function.
TF_AbstractOp* fn_op = TF_NewAbstractOp(eager_execution_ctx);
TF_AbstractOpSetOpType(fn_op, fn_name.c_str(), s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
// Build two abstract input tensors as function arguments.
std::vector<TF_AbstractTensor*> func_args;
{
TFE_Context* eager_ctx =
TF_ExecutionContextGetTFEContext(eager_execution_ctx, s);
// 1st Arg
float vals1[] = {0.0f, 1.0f, 1.0f, 0.0f};
int64_t dims[] = {2, 2}; // Matrices will be 2 x 2
int num_dims = sizeof(dims) / sizeof(dims[0]);
TFE_TensorHandle* input_eager =
TestMatrixTensorHandleWithInput(eager_ctx, vals1, dims, num_dims);
func_args.push_back(TF_CreateAbstractTensorFromEagerTensor(input_eager, s));
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
// 2nd Arg
float vals2[] = {1.0f, 0.0f, 0.0f, 1.0f};
input_eager =
TestMatrixTensorHandleWithInput(eager_ctx, vals2, dims, num_dims);
func_args.push_back(TF_CreateAbstractTensorFromEagerTensor(input_eager, s));
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
}
TF_OutputList* func_outputs = TF_NewOutputList();
TF_OutputListSetNumOutputs(func_outputs, 3, s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
TF_ExecuteOperation(fn_op, func_args.size(), func_args.data(), func_outputs,
s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
TF_DeleteAbstractOp(fn_op);
for (TF_AbstractTensor* t : func_args) TF_DeleteAbstractTensor(t);
ASSERT_EQ(3, TF_OutputListNumOutputs(func_outputs));
float expected_outputs[3][4] = {{1.0f, 1.0f, 1.0f, 1.0f},
{2.0f, 0.0f, 0.0f, 2.0f},
{2.0f, 2.0f, 2.0f, 2.0f}};
float result_data[4];
for (int idx = 0; idx < 3; ++idx) {
TF_AbstractTensor* result = TF_OutputListGet(func_outputs, idx);
TFE_TensorHandle* handle = TF_AbstractTensorGetEagerTensor(result, s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
TF_Tensor* f_t = TFE_TensorHandleResolve(handle, s);
ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);
memcpy(&result_data[0], TF_TensorData(f_t), TF_TensorByteSize(f_t));
// Verify results for each output
for (int j = 0; j < 4; j++) {
ASSERT_EQ(result_data[j], expected_outputs[idx][j]);
}
TF_DeleteTensor(f_t);
}
// Free memory associated with add and MatMul outputs
for (int idx = 0; idx < 3; ++idx) {
TF_AbstractTensor* result = TF_OutputListGet(func_outputs, idx);
TF_DeleteAbstractTensor(result);
}
TF_DeleteOutputList(func_outputs);
TF_DeleteExecutionContext(eager_execution_ctx);
TF_DeleteAbstractFunction(func);
}
TEST_P(UnifiedCAPI, TF_ExecutionContextToFunctionWithEagerContextRaises) {
std::unique_ptr<TF_Status, decltype(&TF_DeleteStatus)> status(
TF_NewStatus(), TF_DeleteStatus);
TFE_ContextOptions* opts = TFE_NewContextOptions();
TFE_ContextOptionsSetTfrt(opts, std::get<1>(GetParam()));
TF_ExecutionContext* ctx = TF_NewEagerExecutionContext(opts, status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
TFE_DeleteContextOptions(opts);
TF_AbstractFunction* f = TF_FinalizeFunction(ctx, nullptr, status.get());
ASSERT_EQ(nullptr, f);
ASSERT_EQ(TF_INVALID_ARGUMENT, TF_GetCode(status.get()));
TF_DeleteExecutionContext(ctx);
}
TEST_P(UnifiedCAPI, TF_AbstractOpSetOpTypeAfterFinishingOpBuildingRaises) {
std::unique_ptr<TF_Status, decltype(&TF_DeleteStatus)> status(
TF_NewStatus(), TF_DeleteStatus);
TF_ExecutionContext* graph_ctx = TF_CreateFunction("some_func", status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// Add a placeholder to the graph.
auto* placeholder_op = TF_NewAbstractOp(graph_ctx);
TF_AbstractOpSetOpType(placeholder_op, "Placeholder", status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
TF_AbstractOpSetOpName(placeholder_op, "my_ph", status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// This should fail.
TF_AbstractOpSetOpType(placeholder_op, "Placeholder", status.get());
ASSERT_EQ(TF_FAILED_PRECONDITION, TF_GetCode(status.get()));
TF_DeleteAbstractOp(placeholder_op);
TF_DeleteExecutionContext(graph_ctx);
}
TEST_P(UnifiedCAPI, TF_AbstractOpSetOpNameAfterFinishingOpBuildingRaises) {
std::unique_ptr<TF_Status, decltype(&TF_DeleteStatus)> status(
TF_NewStatus(), TF_DeleteStatus);
TF_ExecutionContext* graph_ctx = TF_CreateFunction("some_func", status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// Add a placeholder to the graph.
auto* placeholder_op = TF_NewAbstractOp(graph_ctx);
TF_AbstractOpSetOpType(placeholder_op, "Placeholder", status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
TF_AbstractOpSetOpName(placeholder_op, "my_ph", status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// This should fail.
TF_AbstractOpSetOpName(placeholder_op, "my_ph", status.get());
ASSERT_EQ(TF_FAILED_PRECONDITION, TF_GetCode(status.get()));
TF_DeleteAbstractOp(placeholder_op);
TF_DeleteExecutionContext(graph_ctx);
}
TEST_P(UnifiedCAPI, TF_AbstractTensorGetEagerTensorOnGraphTensorRaises) {
std::unique_ptr<TF_Status, decltype(&TF_DeleteStatus)> status(
TF_NewStatus(), TF_DeleteStatus);
TF_ExecutionContext* graph_ctx = TF_CreateFunction("some_func", status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());
// Add a placeholder to the graph.
auto placeholder_t =
TF_AddFunctionParameter(graph_ctx, TF_FLOAT, {-1, nullptr}, status.get());
TF_AbstractTensorGetEagerTensor(placeholder_t, status.get());
ASSERT_EQ(TF_INVALID_ARGUMENT, TF_GetCode(status.get()));
TF_DeleteAbstractTensor(placeholder_t);
TF_DeleteExecutionContext(graph_ctx);
}
TEST_P(UnifiedCAPI, TF_ExecutionContextGetTFEContextFromFunctionContextRaises) {
std::unique_ptr<TF_Status, decltype(&TF_DeleteStatus)> status(
TF_NewStatus(), TF_DeleteStatus);
TF_ExecutionContext* graph_ctx = TF_CreateFunction("some_func", status.get());
ASSERT_EQ(TF_OK, TF_GetCode(status.get())) << TF_Message(status.get());