From a3fc7b9336c6a00c73250fc4cc92eab91c6e27a7 Mon Sep 17 00:00:00 2001
From: "River.Li" <river.li@intel.com>
Date: Wed, 13 Sep 2023 18:27:03 +0800
Subject: [PATCH] Remove unnecessary convert in init_edge

---
 src/plugins/intel_cpu/src/graph.cpp | 54 +----------------------------
 1 file changed, 1 insertion(+), 53 deletions(-)

diff --git a/src/plugins/intel_cpu/src/graph.cpp b/src/plugins/intel_cpu/src/graph.cpp
index aa8acb24267c42..4f54dc8dc56ccc 100644
--- a/src/plugins/intel_cpu/src/graph.cpp
+++ b/src/plugins/intel_cpu/src/graph.cpp
@@ -535,33 +535,6 @@ void Graph::CreatePrimitivesAndExecConstants() const {
     }
 }
 
-static bool isReorderAvailable(const MemoryDescPtr& parentDesc, const MemoryDescPtr& childDesc, const dnnl::engine& eng) {
-    auto definedParentDesc = parentDesc->isDefined() ? parentDesc : MemoryDescUtils::makeDummyDesc(*parentDesc);
-    memory::desc srcMemDesc = MemoryDescUtils::convertToDnnlMemoryDesc(definedParentDesc)->getDnnlDesc();
-
-    auto definedChildDesc = childDesc->isDefined() ? childDesc : MemoryDescUtils::makeDummyDesc(*childDesc);
-    memory::desc dstMemDesc = MemoryDescUtils::convertToDnnlMemoryDesc(definedChildDesc)->getDnnlDesc();
-
-    dnnl::primitive_attr attr;
-
-    dnnl_primitive_desc_t result = nullptr;
-    auto status = dnnl_reorder_primitive_desc_create(&result, srcMemDesc.get(), eng.get(), dstMemDesc.get(), eng.get(),
-                                                     attr.get());
-#if defined(OV_CPU_ARM_ENABLE_FP16)
-    // temporary WA for slow FP32->FP16 conversion reorder in oneDNN on ARM
-    // pretend the reorder is not available to use Convert node instead
-    if (result && parse_impl_name(result->impl()->name()) == ref_any) {
-        dnnl_primitive_desc_destroy(result);
-        return false;
-    }
-#endif
-    if (result) {
-        dnnl_primitive_desc_destroy(result);
-    }
-
-    return dnnl_success == status;
-}
-
 void Graph::InitEdges() {
     OV_ITT_SCOPE(FIRST_INFERENCE, itt::domains::intel_cpu_LT, "Graph::InitEdges");
 
@@ -599,32 +572,7 @@ void Graph::InitEdges() {
         auto reorderStatus = graphEdges[i]->needReorder();
         DEBUG_LOG(graphEdges[i]->name(), " reorderStatus = ", reorderStatus);
         if (reorderStatus == Edge::ReorderStatus::Regular) {
-            Edge::ReorderStatus reorderStatusInternal = Edge::ReorderStatus::Regular;
-            // Check if there is a reorder that needs the precision conversion
-            if (edge->getInputDesc().getPrecision() != edge->getOutputDesc().getPrecision() &&
-                    !isReorderAvailable(edge->getInputPortDesc()->getMemDesc(),
-                                        edge->getOutputPortDesc()->getMemDesc(),
-                                        this->getEngine())) {
-                // If we are here, then we need to insert Convert, because there are no reorders that support such type conversion
-                const auto& inDesc = edge->getInputDesc();
-                const auto& outDesc = edge->getOutputDesc();
-
-                std::string convertName = edge->getParent()->getName() + "_" +
-                                          inDesc.getPrecision().name() + "_" + outDesc.getPrecision().name();
-
-                auto convertNode = std::make_shared<node::Convert>(inDesc.getShape(), inDesc.getPrecision(), outDesc.getPrecision(),
-                                                                       convertName, context);
-                convertNode->setDescs(inDesc, outDesc);
-                InsertNode(edge, convertNode, true);
-
-                //Check if reorder is still needed
-                reorderStatusInternal = convertNode->getChildEdgeAt(0)->needReorder();
-                if (reorderStatusInternal != Edge::ReorderStatus::No)
-                    edge = convertNode->getChildEdgeAt(0);
-            }
-            if (reorderStatusInternal != Edge::ReorderStatus::No) {
-                insertReorder(edge, reorderStatusInternal == Edge::ReorderStatus::Optimized);
-            }
+            insertReorder(edge, false);
             updateEdge(i);
         } else if (reorderStatus == Edge::ReorderStatus::Optimized) {
             insertReorder(edge, true);