1 files changed, 165 insertions, 0 deletions
diff --git a/src/core/CL/CLHelpers.cpp b/src/core/CL/CLHelpers.cpp
new file mode 100644
index 0000000000..21b72ddd3b
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+++ b/src/core/CL/CLHelpers.cpp
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+/*
+ * Copyright (c) 2016, 2017 ARM Limited.
+ *
+ * SPDX-License-Identifier: MIT
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+#include "arm_compute/core/CL/CLHelpers.h"
+#include "arm_compute/core/CL/CLTypes.h"
+#include "arm_compute/core/Error.h"
+#include "arm_compute/core/Types.h"
+
+#include <map>
+#include <vector>
+
+namespace
+{
+arm_compute::GPUTarget get_bifrost_target(const std::string &name)
+{
+    arm_compute::GPUTarget target = arm_compute::GPUTarget::MIDGARD;
+
+    if(name == "G7")
+    {
+        target = arm_compute::GPUTarget::G70;
+    }
+
+    return target;
+}
+
+arm_compute::GPUTarget get_midgard_target(const std::string &name)
+{
+    arm_compute::GPUTarget target = arm_compute::GPUTarget::MIDGARD;
+
+    if(name == "T6")
+    {
+        target = arm_compute::GPUTarget::T600;
+    }
+    else if(name == "T7")
+    {
+        target = arm_compute::GPUTarget::T700;
+    }
+    else if(name == "T8")
+    {
+        target = arm_compute::GPUTarget::T800;
+    }
+
+    return target;
+}
+} // namespace
+
+namespace arm_compute
+{
+std::string get_cl_type_from_data_type(const DataType &dt)
+{
+    switch(dt)
+    {
+        case DataType::U8:
+            return "uchar";
+        case DataType::S8:
+            return "char";
+        case DataType::U16:
+            return "ushort";
+        case DataType::S16:
+            return "short";
+        case DataType::U32:
+            return "uint";
+        case DataType::S32:
+            return "int";
+        case DataType::U64:
+            return "ulong";
+        case DataType::S64:
+            return "long";
+        case DataType::F16:
+            return "half";
+        case DataType::F32:
+            return "float";
+        default:
+            ARM_COMPUTE_ERROR("Unsupported input data type.");
+            return "";
+    }
+}
+
+const std::string &string_from_target(GPUTarget target)
+{
+    static std::map<GPUTarget, const std::string> gpu_target_map =
+    {
+        { GPUTarget::MIDGARD, "midgard" },
+        { GPUTarget::BIFROST, "bifrost" },
+        { GPUTarget::T600, "t600" },
+        { GPUTarget::T700, "t700" },
+        { GPUTarget::T800, "t800" },
+        { GPUTarget::G70, "g70" }
+    };
+
+    return gpu_target_map[target];
+}
+
+GPUTarget get_target_from_device(cl::Device &device)
+{
+    const std::string name_mali("Mali-");
+    GPUTarget         target{ GPUTarget::MIDGARD };
+
+    size_t            name_size = 0;
+    std::vector<char> name;
+
+    // Query device name size
+    cl_int err = clGetDeviceInfo(device.get(), CL_DEVICE_NAME, 0, nullptr, &name_size);
+    ARM_COMPUTE_ERROR_ON_MSG((err != 0) || (name_size == 0), "clGetDeviceInfo failed to return valid information");
+    // Resize vector
+    name.resize(name_size);
+    // Query device name
+    err = clGetDeviceInfo(device.get(), CL_DEVICE_NAME, name_size, name.data(), nullptr);
+    ARM_COMPUTE_ERROR_ON_MSG(err != 0, "clGetDeviceInfo failed to return valid information");
+    ARM_COMPUTE_UNUSED(err);
+
+    std::string name_str(name.begin(), name.end());
+    auto        pos = name_str.find(name_mali);
+
+    if(pos != std::string::npos)
+    {
+        ARM_COMPUTE_ERROR_ON_MSG((pos + name_mali.size() + 2) > name_str.size(), "Device name is shorter than expected.");
+        std::string sub_name = name_str.substr(pos + name_mali.size(), 2);
+
+        if(sub_name[0] == 'G')
+        {
+            target = get_bifrost_target(sub_name);
+        }
+        else if(sub_name[0] == 'T')
+        {
+            target = get_midgard_target(sub_name);
+        }
+        else
+        {
+            ARM_COMPUTE_INFO("Mali GPU unknown. Target is set to the default one.");
+        }
+    }
+    else
+    {
+        ARM_COMPUTE_INFO("Can't find valid Mali GPU. Target is set to the default one.");
+    }
+
+    return target;
+}
+
+GPUTarget get_arch_from_target(GPUTarget target)
+{
+    return (target & GPUTarget::GPU_ARCH_MASK);
+}
+} // namespace arm_compute