[PIR] delete dense_tensor mem_desc_ (#60024)

* delete dense_tensor mem_desc_

paddle/phi/core/dense_tensor.cc

@@ -59,10 +59,6 @@ DenseTensor::DenseTensor(const DenseTensor& other) {
   storage_properties_ =
       std::move(CopyStorageProperties(other.storage_properties_));
   inplace_version_counter_ = other.inplace_version_counter_;
-
-#ifdef PADDLE_WITH_DNNL
-  mem_desc_ = other.mem_desc_;
-#endif
 }
 
 DenseTensor& DenseTensor::operator=(const DenseTensor& other) {
@@ -74,9 +70,6 @@ DenseTensor& DenseTensor::operator=(const DenseTensor& other) {
   storage_properties_ =
       std::move(CopyStorageProperties(other.storage_properties_));
   inplace_version_counter_ = other.inplace_version_counter_;
-#ifdef PADDLE_WITH_DNNL
-  mem_desc_ = other.mem_desc_;
-#endif
   return *this;
 }
 
@@ -85,9 +78,6 @@ DenseTensor& DenseTensor::operator=(DenseTensor&& other) noexcept {
   std::swap(holder_, other.holder_);
   storage_properties_ = std::move(other.storage_properties_);
   std::swap(inplace_version_counter_, other.inplace_version_counter_);
-#ifdef PADDLE_WITH_DNNL
-  mem_desc_ = other.mem_desc_;
-#endif
   return *this;
 }
 

paddle/phi/core/dense_tensor.h

@@ -22,12 +22,6 @@ limitations under the License. */
 #include "paddle/phi/core/tensor_meta.h"
 #include "paddle/utils/test_macros.h"
 
-/* @jim19930609: Move to MKLDNN_Tensor in the future
- */
-#ifdef PADDLE_WITH_DNNL
-#include "dnnl.hpp"  // NOLINT
-#endif
-
 namespace phi {
 
 class DenseTensorUtils;
@@ -290,18 +284,6 @@ class TEST_API DenseTensor : public TensorBase,
   std::shared_ptr<InplaceVersion> inplace_version_counter_ =
       std::make_shared<InplaceVersion>();
 
-/* @jim19930609: This is a hack
-In general, it is badly designed to fuse MKLDNN-specific objects into a
-generic Tensor.
-We temporarily leave them here to unblock Tensor Unification progress.
-In the final state, we should come up with a MKLDNN_Tensor and move the
-following codes there.
-*/
-#ifdef PADDLE_WITH_DNNL
-  /// \brief memory descriptor of tensor which have layout set as kMKLDNN
-  dnnl::memory::desc mem_desc_;
-#endif
-
 #ifndef PADDLE_WITH_CUSTOM_KERNEL
 #include "paddle/phi/core/dense_tensor.inl"
 #endif

paddle/phi/core/dense_tensor.inl

@@ -97,22 +97,12 @@ std::vector<DenseTensor> Split(int64_t split_size, int64_t axis) const;
 
 std::vector<DenseTensor> Chunk(int64_t chunks, int64_t axis) const;
 
-/* @jim19930609: This is a hack
-In general, it is badly designed to fuse MKLDNN-specific objects into a
-generic Tensor.
-We temporarily leave them here to unblock Tensor Unification progress.
-In the final state, we should come up with a MKLDNN_Tensor and move the
-following codes there.
-*/
 #ifdef PADDLE_WITH_DNNL
 
 public:
 const dnnl::memory::desc& mem_desc() const;
 
-inline void set_mem_desc(const dnnl::memory::desc& mem_desc) {
-  mem_desc_ = mem_desc;
-  meta_.layout = DataLayout::ONEDNN;
-}
+void set_mem_desc(const dnnl::memory::desc& mem_desc);
 
 #endif
 

paddle/phi/core/dense_tensor_impl.cc

@@ -377,7 +377,30 @@ std::vector<DenseTensor> DenseTensor::Chunk(int64_t chunks,
 }
 
 #ifdef PADDLE_WITH_DNNL
-const dnnl::memory::desc& DenseTensor::mem_desc() const { return mem_desc_; }
+const dnnl::memory::desc& DenseTensor::mem_desc() const {
+  if (storage_properties_ == nullptr) {
+    static dnnl::memory::desc undef_desc = dnnl::memory::desc();
+    return undef_desc;
+  }
+  return this->storage_properties<OneDNNStorageProperties>().mem_desc;
+}
+
+void DenseTensor::set_mem_desc(const dnnl::memory::desc& mem_desc) {
+  if (storage_properties_ == nullptr) {
+    storage_properties_ = std::make_unique<OneDNNStorageProperties>();
+    static_cast<OneDNNStorageProperties*>(storage_properties_.get())->mem_desc =
+        mem_desc;
+    meta_.layout = DataLayout::ONEDNN;
+  } else if (OneDNNStorageProperties::classof(storage_properties_.get())) {
+    static_cast<OneDNNStorageProperties*>(storage_properties_.get())->mem_desc =
+        mem_desc;
+    meta_.layout = DataLayout::ONEDNN;
+  } else {
+    PADDLE_THROW(phi::errors::InvalidArgument(
+        "The actual type of storage_properties is inconsistent with the type "
+        "of the template parameter passed in."));
+  }
+}
 #endif
 
 // NOTE: For historical reasons, this interface has a special behavior,
@@ -394,9 +417,6 @@ DenseTensor& DenseTensor::ShareDataWith(const DenseTensor& src) {
   meta_.strides = src.meta_.strides;
   storage_properties_ =
       std::move(CopyStorageProperties(src.storage_properties_));
-#ifdef PADDLE_WITH_DNNL
-  mem_desc_ = src.mem_desc_;
-#endif
   return *this;
 }