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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

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// Copyright © Advanced Micro Devices, Inc., or its affiliates.
// SPDX-License-Identifier: MIT
#include <algorithm>
#include <gtest/gtest.h>
#include <hip/hip_runtime.h>
#include <memory>
#include <set>
#include <vector>
#include <hipdnn_frontend.hpp>
#include <hipdnn_frontend/node/LayernormBackwardNode.hpp>
#include <hipdnn_test_sdk/constants/LayernormBackwardConstants.hpp>
#include <hipdnn_test_sdk/utilities/IntegrationTestFixture.hpp>
#include <hipdnn_test_sdk/utilities/LiftingTestHelpers.hpp>
#include <hipdnn_test_sdk/utilities/TestUtilities.hpp>
#include <hipdnn_test_sdk/utilities/TestableGraph.hpp>
#include <hipdnn_test_sdk/utilities/ToVec.hpp>
using namespace hipdnn_frontend;
using namespace hipdnn_frontend::graph;
using namespace hipdnn_tests::constants;
using hipdnn_tests::IntegrationTestFixture;
using hipdnn_tests::liftGraph;
using hipdnn_tests::liftGraphWithoutFinalization;
using hipdnn_tests::TestableGraphLifting;
using hipdnn_tests::toVec;
namespace
{
// Lifts a frontend graph via build_operation_graph(handle), then
// reconstructs it with fromBackendDescriptor() for verification.
class IntegrationLayernormBackwardDescriptorLifting : public IntegrationTestFixture
{
protected:
/// Builds a standard LayernormBackward graph for round-trip testing.
static std::shared_ptr<TestableGraphLifting> buildGraph()
{
auto graph = std::make_shared<TestableGraphLifting>();
graph->set_name("LayernormBackwardLiftingTestGraph")
.set_compute_data_type(DataType::FLOAT)
.set_intermediate_data_type(DataType::FLOAT)
.set_io_data_type(DataType::FLOAT);
LayernormBackwardAttributes attrs;
attrs.set_name("test_op");
auto dy = std::make_shared<TensorAttributes>();
dy->set_uid(K_LAYERNORMBACKWARD_TENSOR_DY_UID)
.set_name("dy")
.set_data_type(DataType::FLOAT);
dy->set_dim(toVec(K_LAYERNORMBACKWARD_TENSOR_DY_DIMS))
.set_stride(toVec(K_LAYERNORMBACKWARD_TENSOR_DY_STRIDES));
auto x = std::make_shared<TensorAttributes>();
x->set_uid(K_LAYERNORMBACKWARD_TENSOR_X_UID).set_name("x").set_data_type(DataType::FLOAT);
x->set_dim(toVec(K_LAYERNORMBACKWARD_TENSOR_X_DIMS))
.set_stride(toVec(K_LAYERNORMBACKWARD_TENSOR_X_STRIDES));
auto scale = std::make_shared<TensorAttributes>();
scale->set_uid(K_LAYERNORMBACKWARD_TENSOR_SCALE_UID)
.set_name("scale")
.set_data_type(DataType::FLOAT);
scale->set_dim(toVec(K_LAYERNORMBACKWARD_TENSOR_SCALE_DIMS))
.set_stride(toVec(K_LAYERNORMBACKWARD_TENSOR_SCALE_STRIDES));
auto mean = std::make_shared<TensorAttributes>();
mean->set_uid(K_LAYERNORMBACKWARD_TENSOR_MEAN_UID)
.set_name("mean")
.set_data_type(DataType::FLOAT);
mean->set_dim(toVec(K_LAYERNORMBACKWARD_TENSOR_MEAN_DIMS))
.set_stride(toVec(K_LAYERNORMBACKWARD_TENSOR_MEAN_STRIDES));
attrs.set_mean(std::move(mean));
auto invVariance = std::make_shared<TensorAttributes>();
invVariance->set_uid(K_LAYERNORMBACKWARD_TENSOR_INV_VARIANCE_UID)
.set_name("inv_variance")
.set_data_type(DataType::FLOAT);
invVariance->set_dim(toVec(K_LAYERNORMBACKWARD_TENSOR_INV_VARIANCE_DIMS))
.set_stride(toVec(K_LAYERNORMBACKWARD_TENSOR_INV_VARIANCE_STRIDES));
attrs.set_inv_variance(std::move(invVariance));
auto epsilon = std::make_shared<TensorAttributes>();
epsilon->set_uid(K_LAYERNORMBACKWARD_TENSOR_EPSILON_UID)
.set_name("epsilon")
.set_data_type(DataType::FLOAT);
epsilon->set_dim(toVec(K_LAYERNORMBACKWARD_TENSOR_EPSILON_DIMS))
.set_stride(toVec(K_LAYERNORMBACKWARD_TENSOR_EPSILON_STRIDES));
attrs.set_epsilon(std::move(epsilon));
attrs.set_normalized_dim_count(K_LAYERNORMBACKWARD_NORMALIZED_DIM_COUNT);
auto results = graph->layernorm_backward(dy, x, scale, attrs);
results[0]->set_uid(K_LAYERNORMBACKWARD_TENSOR_DX_UID).set_output(true).set_name("dx");
results[1]
->set_uid(K_LAYERNORMBACKWARD_TENSOR_DSCALE_UID)
.set_output(true)
.set_name("dscale");
results[2]
->set_uid(K_LAYERNORMBACKWARD_TENSOR_DBIAS_UID)
.set_output(true)
.set_name("dbias");
return graph;
}
};
// Builds a standard LayernormBackward graph, lowers via build_operation_graph(handle),
// lifts back with fromBackendDescriptor(), and performs comprehensive field-by-field
// validation of graph data types, tensor attributes, and operation parameters.
TEST_F(IntegrationLayernormBackwardDescriptorLifting, BasicLayernormBackwardRoundTrip)
{
auto originalGraph = buildGraph();
auto liftedGraph = liftGraph(*originalGraph, _handle);
ASSERT_NE(liftedGraph, nullptr);
// Verify graph-level data types
EXPECT_EQ(liftedGraph->get_compute_data_type(), DataType::FLOAT);
EXPECT_EQ(liftedGraph->get_intermediate_data_type(), DataType::FLOAT);
EXPECT_EQ(liftedGraph->get_io_data_type(), DataType::FLOAT);
// Verify tensors by UID
auto tensorMap = liftedGraph->getTensorsByUid();
ASSERT_EQ(tensorMap.size(), 9u);
// Verify dy tensor
ASSERT_NE(tensorMap.count(K_LAYERNORMBACKWARD_TENSOR_DY_UID), 0u);
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_DY_UID]->get_uid(),
K_LAYERNORMBACKWARD_TENSOR_DY_UID);
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_DY_UID]->get_dim(),
toVec(K_LAYERNORMBACKWARD_TENSOR_DY_DIMS));
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_DY_UID]->get_stride(),
toVec(K_LAYERNORMBACKWARD_TENSOR_DY_STRIDES));
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_DY_UID]->get_data_type(), DataType::FLOAT);
// Verify x tensor
ASSERT_NE(tensorMap.count(K_LAYERNORMBACKWARD_TENSOR_X_UID), 0u);
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_X_UID]->get_uid(),
K_LAYERNORMBACKWARD_TENSOR_X_UID);
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_X_UID]->get_dim(),
toVec(K_LAYERNORMBACKWARD_TENSOR_X_DIMS));
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_X_UID]->get_stride(),
toVec(K_LAYERNORMBACKWARD_TENSOR_X_STRIDES));
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_X_UID]->get_data_type(), DataType::FLOAT);
// Verify scale tensor
ASSERT_NE(tensorMap.count(K_LAYERNORMBACKWARD_TENSOR_SCALE_UID), 0u);
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_SCALE_UID]->get_uid(),
K_LAYERNORMBACKWARD_TENSOR_SCALE_UID);
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_SCALE_UID]->get_dim(),
toVec(K_LAYERNORMBACKWARD_TENSOR_SCALE_DIMS));
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_SCALE_UID]->get_stride(),
toVec(K_LAYERNORMBACKWARD_TENSOR_SCALE_STRIDES));
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_SCALE_UID]->get_data_type(), DataType::FLOAT);
// Verify mean tensor
ASSERT_NE(tensorMap.count(K_LAYERNORMBACKWARD_TENSOR_MEAN_UID), 0u);
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_MEAN_UID]->get_uid(),
K_LAYERNORMBACKWARD_TENSOR_MEAN_UID);
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_MEAN_UID]->get_dim(),
toVec(K_LAYERNORMBACKWARD_TENSOR_MEAN_DIMS));
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_MEAN_UID]->get_stride(),
toVec(K_LAYERNORMBACKWARD_TENSOR_MEAN_STRIDES));
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_MEAN_UID]->get_data_type(), DataType::FLOAT);
// Verify inverse variance tensor
ASSERT_NE(tensorMap.count(K_LAYERNORMBACKWARD_TENSOR_INV_VARIANCE_UID), 0u);
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_INV_VARIANCE_UID]->get_uid(),
K_LAYERNORMBACKWARD_TENSOR_INV_VARIANCE_UID);
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_INV_VARIANCE_UID]->get_dim(),
toVec(K_LAYERNORMBACKWARD_TENSOR_INV_VARIANCE_DIMS));
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_INV_VARIANCE_UID]->get_stride(),
toVec(K_LAYERNORMBACKWARD_TENSOR_INV_VARIANCE_STRIDES));
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_INV_VARIANCE_UID]->get_data_type(),
DataType::FLOAT);
// Verify dx tensor
ASSERT_NE(tensorMap.count(K_LAYERNORMBACKWARD_TENSOR_DX_UID), 0u);
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_DX_UID]->get_uid(),
K_LAYERNORMBACKWARD_TENSOR_DX_UID);
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_DX_UID]->get_dim(),
toVec(K_LAYERNORMBACKWARD_TENSOR_DX_DIMS));
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_DX_UID]->get_stride(),
toVec(K_LAYERNORMBACKWARD_TENSOR_DX_STRIDES));
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_DX_UID]->get_data_type(), DataType::FLOAT);
// Verify dscale tensor
ASSERT_NE(tensorMap.count(K_LAYERNORMBACKWARD_TENSOR_DSCALE_UID), 0u);
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_DSCALE_UID]->get_uid(),
K_LAYERNORMBACKWARD_TENSOR_DSCALE_UID);
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_DSCALE_UID]->get_dim(),
toVec(K_LAYERNORMBACKWARD_TENSOR_DSCALE_DIMS));
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_DSCALE_UID]->get_stride(),
toVec(K_LAYERNORMBACKWARD_TENSOR_DSCALE_STRIDES));
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_DSCALE_UID]->get_data_type(), DataType::FLOAT);
// Verify dbias tensor
ASSERT_NE(tensorMap.count(K_LAYERNORMBACKWARD_TENSOR_DBIAS_UID), 0u);
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_DBIAS_UID]->get_uid(),
K_LAYERNORMBACKWARD_TENSOR_DBIAS_UID);
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_DBIAS_UID]->get_dim(),
toVec(K_LAYERNORMBACKWARD_TENSOR_DBIAS_DIMS));
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_DBIAS_UID]->get_stride(),
toVec(K_LAYERNORMBACKWARD_TENSOR_DBIAS_STRIDES));
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_DBIAS_UID]->get_data_type(), DataType::FLOAT);
// Verify sub-node count and type
auto& subNodes = liftedGraph->getSubNodes();
ASSERT_EQ(subNodes.size(), 1u)
<< "Expected 1 operation node in lifted graph"; // NOLINT(readability-implicit-bool-conversion)
auto* opNode = dynamic_cast<LayernormBackwardNode*>(subNodes[0].get());
ASSERT_NE(opNode, nullptr)
<< "Expected a LayernormBackwardNode"; // NOLINT(readability-implicit-bool-conversion)
// Verify operation name
EXPECT_EQ(opNode->attributes.get_name(), "test_op");
// Verify normalized dimension count
EXPECT_EQ(opNode->attributes.get_normalized_dim_count(),
K_LAYERNORMBACKWARD_NORMALIZED_DIM_COUNT);
}
// After lifting, verifies tensor objects in the node attributes are the same
// shared_ptr instances as in the tensor map (pointer equality).
TEST_F(IntegrationLayernormBackwardDescriptorLifting, LayernormBackwardTensorSharingPreserved)
{
auto originalGraph = buildGraph();
auto liftedGraph = liftGraph(*originalGraph, _handle);
ASSERT_NE(liftedGraph, nullptr);
auto tensorMap = liftedGraph->getTensorsByUid();
auto& subNodes = liftedGraph->getSubNodes();
ASSERT_EQ(subNodes.size(), 1u);
auto* opNode = dynamic_cast<LayernormBackwardNode*>(subNodes[0].get());
ASSERT_NE(opNode, nullptr);
// Verify dy tensor sharing
EXPECT_EQ(opNode->attributes.get_dy()->get_uid(), K_LAYERNORMBACKWARD_TENSOR_DY_UID);
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_DY_UID].get(),
opNode->attributes.get_dy().get());
// Verify x tensor sharing
EXPECT_EQ(opNode->attributes.get_x()->get_uid(), K_LAYERNORMBACKWARD_TENSOR_X_UID);
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_X_UID].get(), opNode->attributes.get_x().get());
// Verify scale tensor sharing
EXPECT_EQ(opNode->attributes.get_scale()->get_uid(), K_LAYERNORMBACKWARD_TENSOR_SCALE_UID);
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_SCALE_UID].get(),
opNode->attributes.get_scale().get());
// Verify mean tensor sharing
EXPECT_EQ(opNode->attributes.get_mean()->get_uid(), K_LAYERNORMBACKWARD_TENSOR_MEAN_UID);
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_MEAN_UID].get(),
opNode->attributes.get_mean().get());
// Verify inverse variance tensor sharing
EXPECT_EQ(opNode->attributes.get_inv_variance()->get_uid(),
K_LAYERNORMBACKWARD_TENSOR_INV_VARIANCE_UID);
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_INV_VARIANCE_UID].get(),
opNode->attributes.get_inv_variance().get());
// Verify dx tensor sharing
EXPECT_EQ(opNode->attributes.get_dx()->get_uid(), K_LAYERNORMBACKWARD_TENSOR_DX_UID);
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_DX_UID].get(),
opNode->attributes.get_dx().get());
// Verify dscale tensor sharing
EXPECT_EQ(opNode->attributes.get_dscale()->get_uid(), K_LAYERNORMBACKWARD_TENSOR_DSCALE_UID);
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_DSCALE_UID].get(),
opNode->attributes.get_dscale().get());
// Verify dbias tensor sharing
EXPECT_EQ(opNode->attributes.get_dbias()->get_uid(), K_LAYERNORMBACKWARD_TENSOR_DBIAS_UID);
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_DBIAS_UID].get(),
opNode->attributes.get_dbias().get());
}
// Builds a LayernormBackward graph, serializes to binary, creates a backend descriptor
// from bytes (no handle, no finalize), calls fromBackendDescriptor(), and verifies
// all fields survive the backend C API serialization path.
TEST_F(IntegrationLayernormBackwardDescriptorLifting, LayernormBackwardLiftWithoutFinalization)
{
auto originalGraph = buildGraph();
auto liftedGraph = liftGraphWithoutFinalization(*originalGraph);
ASSERT_NE(liftedGraph, nullptr);
// Verify graph-level data types
EXPECT_EQ(liftedGraph->get_compute_data_type(), DataType::FLOAT);
EXPECT_EQ(liftedGraph->get_intermediate_data_type(), DataType::FLOAT);
EXPECT_EQ(liftedGraph->get_io_data_type(), DataType::FLOAT);
// Verify the lifted graph has 1 operation node
auto& subNodes = liftedGraph->getSubNodes();
ASSERT_EQ(subNodes.size(), 1u);
auto* opNode = dynamic_cast<LayernormBackwardNode*>(subNodes[0].get());
ASSERT_NE(opNode, nullptr);
// Verify operation name
EXPECT_EQ(opNode->attributes.get_name(), "test_op");
// Verify tensor dims and strides
auto tensorMap = liftedGraph->getTensorsByUid();
ASSERT_EQ(tensorMap.size(), 9u);
ASSERT_NE(tensorMap.count(K_LAYERNORMBACKWARD_TENSOR_DY_UID), 0u);
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_DY_UID]->get_dim(),
toVec(K_LAYERNORMBACKWARD_TENSOR_DY_DIMS));
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_DY_UID]->get_stride(),
toVec(K_LAYERNORMBACKWARD_TENSOR_DY_STRIDES));
ASSERT_NE(tensorMap.count(K_LAYERNORMBACKWARD_TENSOR_X_UID), 0u);
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_X_UID]->get_dim(),
toVec(K_LAYERNORMBACKWARD_TENSOR_X_DIMS));
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_X_UID]->get_stride(),
toVec(K_LAYERNORMBACKWARD_TENSOR_X_STRIDES));
ASSERT_NE(tensorMap.count(K_LAYERNORMBACKWARD_TENSOR_SCALE_UID), 0u);
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_SCALE_UID]->get_dim(),
toVec(K_LAYERNORMBACKWARD_TENSOR_SCALE_DIMS));
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_SCALE_UID]->get_stride(),
toVec(K_LAYERNORMBACKWARD_TENSOR_SCALE_STRIDES));
ASSERT_NE(tensorMap.count(K_LAYERNORMBACKWARD_TENSOR_MEAN_UID), 0u);
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_MEAN_UID]->get_dim(),
toVec(K_LAYERNORMBACKWARD_TENSOR_MEAN_DIMS));
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_MEAN_UID]->get_stride(),
toVec(K_LAYERNORMBACKWARD_TENSOR_MEAN_STRIDES));
ASSERT_NE(tensorMap.count(K_LAYERNORMBACKWARD_TENSOR_INV_VARIANCE_UID), 0u);
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_INV_VARIANCE_UID]->get_dim(),
toVec(K_LAYERNORMBACKWARD_TENSOR_INV_VARIANCE_DIMS));
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_INV_VARIANCE_UID]->get_stride(),
toVec(K_LAYERNORMBACKWARD_TENSOR_INV_VARIANCE_STRIDES));
ASSERT_NE(tensorMap.count(K_LAYERNORMBACKWARD_TENSOR_DX_UID), 0u);
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_DX_UID]->get_dim(),
toVec(K_LAYERNORMBACKWARD_TENSOR_DX_DIMS));
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_DX_UID]->get_stride(),
toVec(K_LAYERNORMBACKWARD_TENSOR_DX_STRIDES));
ASSERT_NE(tensorMap.count(K_LAYERNORMBACKWARD_TENSOR_DSCALE_UID), 0u);
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_DSCALE_UID]->get_dim(),
toVec(K_LAYERNORMBACKWARD_TENSOR_DSCALE_DIMS));
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_DSCALE_UID]->get_stride(),
toVec(K_LAYERNORMBACKWARD_TENSOR_DSCALE_STRIDES));
ASSERT_NE(tensorMap.count(K_LAYERNORMBACKWARD_TENSOR_DBIAS_UID), 0u);
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_DBIAS_UID]->get_dim(),
toVec(K_LAYERNORMBACKWARD_TENSOR_DBIAS_DIMS));
EXPECT_EQ(tensorMap[K_LAYERNORMBACKWARD_TENSOR_DBIAS_UID]->get_stride(),
toVec(K_LAYERNORMBACKWARD_TENSOR_DBIAS_STRIDES));
// Verify normalized dimension count
EXPECT_EQ(opNode->attributes.get_normalized_dim_count(),
K_LAYERNORMBACKWARD_NORMALIZED_DIM_COUNT);
}
// Builds a LayernormBackward graph without calling set_uid() on any tensor,
// lowers to backend, lifts, and verifies all auto-assigned UIDs are
// distinct and survive the round-trip.
TEST_F(IntegrationLayernormBackwardDescriptorLifting, AutoAssignedUidsPreservedInLiftingRoundTrip)
{
LayernormBackwardAttributes attrs;
attrs.set_name("test_auto_uid");
auto graph = std::make_shared<TestableGraphLifting>();
graph->set_name("LayernormBackwardAutoUidLiftTest")
.set_compute_data_type(DataType::FLOAT)
.set_intermediate_data_type(DataType::FLOAT)
.set_io_data_type(DataType::FLOAT);
auto dy = std::make_shared<TensorAttributes>();
dy->set_name("dy").set_data_type(DataType::FLOAT);
dy->set_dim(toVec(K_LAYERNORMBACKWARD_TENSOR_DY_DIMS))
.set_stride(toVec(K_LAYERNORMBACKWARD_TENSOR_DY_STRIDES));
auto x = std::make_shared<TensorAttributes>();
x->set_name("x").set_data_type(DataType::FLOAT);
x->set_dim(toVec(K_LAYERNORMBACKWARD_TENSOR_X_DIMS))
.set_stride(toVec(K_LAYERNORMBACKWARD_TENSOR_X_STRIDES));
auto scale = std::make_shared<TensorAttributes>();
scale->set_name("scale").set_data_type(DataType::FLOAT);
scale->set_dim(toVec(K_LAYERNORMBACKWARD_TENSOR_SCALE_DIMS))
.set_stride(toVec(K_LAYERNORMBACKWARD_TENSOR_SCALE_STRIDES));
auto mean = std::make_shared<TensorAttributes>();
mean->set_name("mean").set_data_type(DataType::FLOAT);
mean->set_dim(toVec(K_LAYERNORMBACKWARD_TENSOR_MEAN_DIMS))
.set_stride(toVec(K_LAYERNORMBACKWARD_TENSOR_MEAN_STRIDES));
attrs.set_mean(std::move(mean));
auto invVariance = std::make_shared<TensorAttributes>();
invVariance->set_name("inv_variance").set_data_type(DataType::FLOAT);
invVariance->set_dim(toVec(K_LAYERNORMBACKWARD_TENSOR_INV_VARIANCE_DIMS))
.set_stride(toVec(K_LAYERNORMBACKWARD_TENSOR_INV_VARIANCE_STRIDES));
attrs.set_inv_variance(std::move(invVariance));
auto epsilon = std::make_shared<TensorAttributes>();
epsilon->set_name("epsilon").set_data_type(DataType::FLOAT);
epsilon->set_dim(toVec(K_LAYERNORMBACKWARD_TENSOR_EPSILON_DIMS))
.set_stride(toVec(K_LAYERNORMBACKWARD_TENSOR_EPSILON_STRIDES));
attrs.set_epsilon(std::move(epsilon));
auto results = graph->layernorm_backward(dy, x, scale, attrs);
results[0]->set_output(true).set_name("dx");
results[1]->set_output(true).set_name("dscale");
results[2]->set_output(true).set_name("dbias");
auto liftedGraph = liftGraph(*graph, _handle);
ASSERT_NE(liftedGraph, nullptr);
// Verify the tensor map has the expected number of tensors
auto tensorMap = liftedGraph->getTensorsByUid();
ASSERT_EQ(tensorMap.size(), 9u);
// Verify all UIDs are distinct
std::vector<int64_t> uids;
uids.reserve(tensorMap.size());
for(const auto& [uid, tensor] : tensorMap)
{
uids.push_back(uid);
}
std::sort(uids.begin(), uids.end());
ASSERT_EQ(std::adjacent_find(uids.begin(), uids.end()), uids.end())
<< "Found duplicate auto-assigned UIDs"; // NOLINT(readability-implicit-bool-conversion)
// Verify sub-node tensor UIDs are distinct via the node attributes
auto& subNodes = liftedGraph->getSubNodes();
ASSERT_EQ(subNodes.size(), 1u);
auto* opNode = dynamic_cast<LayernormBackwardNode*>(subNodes[0].get());
ASSERT_NE(opNode, nullptr);
std::set<int64_t> nodeUids;
ASSERT_NE(opNode->attributes.get_dy(), nullptr);
nodeUids.insert(opNode->attributes.get_dy()->get_uid());
ASSERT_NE(opNode->attributes.get_x(), nullptr);
nodeUids.insert(opNode->attributes.get_x()->get_uid());
ASSERT_NE(opNode->attributes.get_scale(), nullptr);
nodeUids.insert(opNode->attributes.get_scale()->get_uid());
ASSERT_NE(opNode->attributes.get_mean(), nullptr);
nodeUids.insert(opNode->attributes.get_mean()->get_uid());
ASSERT_NE(opNode->attributes.get_inv_variance(), nullptr);
nodeUids.insert(opNode->attributes.get_inv_variance()->get_uid());
ASSERT_NE(opNode->attributes.get_dx(), nullptr);
nodeUids.insert(opNode->attributes.get_dx()->get_uid());
ASSERT_NE(opNode->attributes.get_dscale(), nullptr);
nodeUids.insert(opNode->attributes.get_dscale()->get_uid());
ASSERT_NE(opNode->attributes.get_dbias(), nullptr);
nodeUids.insert(opNode->attributes.get_dbias()->get_uid());
ASSERT_EQ(nodeUids.size(), 8u)
<< "Node tensor UIDs are not all distinct"; // NOLINT(readability-implicit-bool-conversion)
// Verify tensor dims survived the round trip
EXPECT_EQ(opNode->attributes.get_dy()->get_dim(), toVec(K_LAYERNORMBACKWARD_TENSOR_DY_DIMS));
EXPECT_EQ(opNode->attributes.get_dy()->get_stride(),
toVec(K_LAYERNORMBACKWARD_TENSOR_DY_STRIDES));
EXPECT_EQ(opNode->attributes.get_x()->get_dim(), toVec(K_LAYERNORMBACKWARD_TENSOR_X_DIMS));
EXPECT_EQ(opNode->attributes.get_x()->get_stride(),
toVec(K_LAYERNORMBACKWARD_TENSOR_X_STRIDES));
EXPECT_EQ(opNode->attributes.get_scale()->get_dim(),
toVec(K_LAYERNORMBACKWARD_TENSOR_SCALE_DIMS));
EXPECT_EQ(opNode->attributes.get_scale()->get_stride(),
toVec(K_LAYERNORMBACKWARD_TENSOR_SCALE_STRIDES));
EXPECT_EQ(opNode->attributes.get_mean()->get_dim(),
toVec(K_LAYERNORMBACKWARD_TENSOR_MEAN_DIMS));
EXPECT_EQ(opNode->attributes.get_mean()->get_stride(),
toVec(K_LAYERNORMBACKWARD_TENSOR_MEAN_STRIDES));
EXPECT_EQ(opNode->attributes.get_inv_variance()->get_dim(),
toVec(K_LAYERNORMBACKWARD_TENSOR_INV_VARIANCE_DIMS));
EXPECT_EQ(opNode->attributes.get_inv_variance()->get_stride(),
toVec(K_LAYERNORMBACKWARD_TENSOR_INV_VARIANCE_STRIDES));
EXPECT_EQ(opNode->attributes.get_dx()->get_dim(), toVec(K_LAYERNORMBACKWARD_TENSOR_DX_DIMS));
EXPECT_EQ(opNode->attributes.get_dx()->get_stride(),
toVec(K_LAYERNORMBACKWARD_TENSOR_DX_STRIDES));
EXPECT_EQ(opNode->attributes.get_dscale()->get_dim(),
toVec(K_LAYERNORMBACKWARD_TENSOR_DSCALE_DIMS));
EXPECT_EQ(opNode->attributes.get_dscale()->get_stride(),
toVec(K_LAYERNORMBACKWARD_TENSOR_DSCALE_STRIDES));
EXPECT_EQ(opNode->attributes.get_dbias()->get_dim(),
toVec(K_LAYERNORMBACKWARD_TENSOR_DBIAS_DIMS));
EXPECT_EQ(opNode->attributes.get_dbias()->get_stride(),
toVec(K_LAYERNORMBACKWARD_TENSOR_DBIAS_STRIDES));
}
} // namespace
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