From c577f2c6a3b4ddb6ba87a882723c53a248afbeba Mon Sep 17 00:00:00 2001
From: telsoa01 <telmo.soares@arm.com>
Date: Fri, 31 Aug 2018 09:22:23 +0100
Subject: Release 18.08

---
 src/armnn/memory/BlobMemoryPool.cpp | 88 +++++++++++++++++++++++++++++++++++++
 1 file changed, 88 insertions(+)
 create mode 100644 src/armnn/memory/BlobMemoryPool.cpp

(limited to 'src/armnn/memory/BlobMemoryPool.cpp')

diff --git a/src/armnn/memory/BlobMemoryPool.cpp b/src/armnn/memory/BlobMemoryPool.cpp
new file mode 100644
index 0000000000..c9f44a4dc6
--- /dev/null
+++ b/src/armnn/memory/BlobMemoryPool.cpp
@@ -0,0 +1,88 @@
+//
+// Copyright © 2017 Arm Ltd. All rights reserved.
+// See LICENSE file in the project root for full license information.
+//
+#include "BlobMemoryPool.hpp"
+
+#include <boost/assert.hpp>
+
+namespace armnn
+{
+
+BlobMemoryPool::BlobMemoryPool(arm_compute::IAllocator* allocator, std::vector<size_t> blobSizes)
+        : m_Allocator(allocator)
+        , m_Blobs()
+        , m_BlobSizes(std::move(blobSizes))
+        , m_MemoryAllocated(false)
+{
+    AllocatePool();
+}
+
+BlobMemoryPool::~BlobMemoryPool()
+{
+    ReleasePool();
+}
+
+void BlobMemoryPool::acquire(arm_compute::MemoryMappings& handles)
+{
+    // Set memory to handlers
+    for (auto& handle : handles)
+    {
+        BOOST_ASSERT(handle.first);
+        *handle.first = m_Blobs[handle.second];
+    }
+}
+
+void BlobMemoryPool::release(arm_compute::MemoryMappings &handles)
+{
+    for (auto& handle : handles)
+    {
+        BOOST_ASSERT(handle.first);
+        *handle.first = nullptr;
+    }
+}
+
+arm_compute::MappingType BlobMemoryPool::mapping_type() const
+{
+    return arm_compute::MappingType::BLOBS;
+}
+
+std::unique_ptr<arm_compute::IMemoryPool> BlobMemoryPool::duplicate()
+{
+    BOOST_ASSERT(m_Allocator);
+    return std::make_unique<BlobMemoryPool>(m_Allocator, m_BlobSizes);
+}
+
+void BlobMemoryPool::AllocatePool()
+{
+    if (!m_MemoryAllocated)
+    {
+        BOOST_ASSERT(m_Allocator);
+
+        for (const auto& blobSize : m_BlobSizes)
+        {
+            m_Blobs.push_back(m_Allocator->allocate(blobSize, 0));
+        }
+
+        m_MemoryAllocated = true;
+    }
+}
+
+void BlobMemoryPool::ReleasePool()
+{
+    if (m_MemoryAllocated)
+    {
+        BOOST_ASSERT(m_Allocator);
+
+        for (auto& blob : m_Blobs)
+        {
+            m_Allocator->free(blob);
+        }
+
+        m_Blobs.clear();
+
+        m_MemoryAllocated = false;
+    }
+}
+
+} // namespace armnn
\ No newline at end of file
-- 
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