COMPMID-631: Merge branches/gles_compute branch

Last commit:
commit b25c5f68042b0c81bf611d59a1bb8535e1c42497
Author: Xinghang Zhou <xinghang.zhou@arm.com>
Date:   Wed Oct 25 18:48:10 2017 +0800

    Synced validation's tolerances of GCSoftmax from cl side

Change-Id: Ibe72054205c1c8721845d679a31af7ed0a7c5cf6
Reviewed-on: http://mpd-gerrit.cambridge.arm.com/93283
Reviewed-by: Anthony Barbier <anthony.barbier@arm.com>
Tested-by: Kaizen <jeremy.johnson+kaizengerrit@arm.com>

1 files changed, 169 insertions, 0 deletions

diff --git a/src/core/GLES_COMPUTE/kernels/GCFillBorderKernel.cpp b/src/core/GLES_COMPUTE/kernels/GCFillBorderKernel.cpp
new file mode 100644
index 0000000000..36742ef81e
--- /dev/null
+++ b/src/core/GLES_COMPUTE/kernels/GCFillBorderKernel.cpp
@@ -0,0 +1,169 @@
+/*
+ * Copyright (c) 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/GLES_COMPUTE/kernels/GCFillBorderKernel.h"
+
+#include "arm_compute/core/Error.h"
+#include "arm_compute/core/GLES_COMPUTE/GCHelpers.h"
+#include "arm_compute/core/GLES_COMPUTE/GCKernelLibrary.h"
+#include "arm_compute/core/GLES_COMPUTE/IGCTensor.h"
+#include "arm_compute/core/GLES_COMPUTE/OpenGLES.h"
+#include "arm_compute/core/TensorInfo.h"
+#include "arm_compute/core/Utils.h"
+#include "arm_compute/core/Validate.h"
+#include "arm_compute/core/Window.h"
+
+#include <cstdint>
+#include <set>
+#include <string>
+
+using namespace arm_compute;
+
+GCFillBorderKernel::GCFillBorderKernel()
+    : IGCKernel(), _tensor(nullptr)
+{
+}
+
+bool GCFillBorderKernel::is_parallelisable() const
+{
+    return false;
+}
+
+template <class T>
+void GCFillBorderKernel::set_constant_border(unsigned int idx, const PixelValue &constant_border_value)
+{
+    T value;
+    constant_border_value.get(value);
+    _kernel.set_params(idx, static_cast<T>(value));
+}
+
+void GCFillBorderKernel::configure(const IGCTensor *tensor, BorderSize border_size, BorderMode border_mode, const PixelValue &constant_border_value)
+{
+    ARM_COMPUTE_ERROR_ON(tensor == nullptr);
+    ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(tensor, 1, DataType::F32, DataType::F16);
+    ARM_COMPUTE_ERROR_ON(tensor->info()->num_channels() != 1);
+
+    border_size.limit(tensor->info()->padding());
+
+    // If there is no border: early exit
+    if(border_size.empty() || border_mode == BorderMode::UNDEFINED)
+    {
+        return;
+    }
+
+    // Select appropriate kernel
+    std::string kernel_name = "fill_image_borders_" + lower_string(string_from_border_mode(border_mode));
+
+    // Define build options
+    std::set<std::string> build_opts;
+    build_opts.emplace("#define LOCAL_SIZE_X " + support::cpp11::to_string(1));
+    build_opts.emplace("#define LOCAL_SIZE_Y " + support::cpp11::to_string(1));
+    build_opts.emplace("#define LOCAL_SIZE_Z " + support::cpp11::to_string(1));
+    build_opts.emplace("#define BORDER_SIZE_TOP " + support::cpp11::to_string(border_size.top));
+    build_opts.emplace("#define BORDER_SIZE_BOTTOM " + support::cpp11::to_string(border_size.bottom));
+    build_opts.emplace("#define BORDER_SIZE_LEFT " + support::cpp11::to_string(border_size.left));
+    build_opts.emplace("#define BORDER_SIZE_RIGHT " + support::cpp11::to_string(border_size.right));
+
+    if(border_mode == BorderMode::REPLICATE)
+    {
+        build_opts.emplace("#define FILL_IMAGE_BORDERS_REPLICATE\n");
+    }
+    else
+    {
+        build_opts.emplace("#define FILL_IMAGE_BORDERS_CONSTANT\n");
+    }
+
+    switch(tensor->info()->data_type())
+    {
+        case DataType::F16:
+            build_opts.emplace("#define DATA_TYPE_FP16");
+            break;
+
+        case DataType::F32:
+            build_opts.emplace("#define DATA_TYPE_FP32");
+            break;
+
+        default:
+            ARM_COMPUTE_ERROR("Current data type is not supported");
+            break;
+    }
+
+    // Create kernel
+    _kernel = static_cast<GCKernel>(GCKernelLibrary::get().create_kernel(kernel_name, build_opts));
+    _tensor = tensor;
+
+    _kernel.clear_params();
+
+    // Create static kernel arguments
+    const unsigned int valid_width       = tensor->info()->valid_region().shape[0];
+    const unsigned int valid_height      = tensor->info()->valid_region().shape[1];
+    const unsigned int total_valid_width = border_size.left + valid_width + border_size.right;
+
+    // Set static kernel arguments
+    unsigned int idx = num_arguments_per_3D_tensor(); //Skip the tensor parameters
+    _kernel.set_params(idx++, valid_width);
+    _kernel.set_params(idx++, valid_height);
+    _kernel.set_params(idx++, tensor->info()->valid_region().anchor[0]);
+    _kernel.set_params(idx++, tensor->info()->valid_region().anchor[1]);
+
+    if(BorderMode::CONSTANT == border_mode)
+    {
+        set_constant_border<float>(idx++, constant_border_value);
+    }
+
+    // Configure kernel window
+    Window win;
+    win.set(Window::DimX, Window::Dimension(0, total_valid_width + valid_height));
+    win.set(Window::DimY, Window::Dimension(0, 1, 1));
+    win.use_tensor_dimensions(tensor->info()->tensor_shape(), Window::DimZ);
+
+    _kernel.set_shader_params_binding_point(0);
+
+    IGCKernel::configure(win);
+}
+
+void GCFillBorderKernel::run(const Window &window)
+{
+    // Border mode undefined or border width == 0
+    if(_kernel.get_program() == 0)
+    {
+        return;
+    }
+
+    ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(this);
+    ARM_COMPUTE_ERROR_ON_MISMATCHING_WINDOWS(IGCKernel::window(), window);
+
+    _kernel.use();
+    Window slice = window.first_slice_window_3D();
+
+    do
+    {
+        unsigned int idx = 0;
+        add_3D_tensor_argument(idx, _tensor, 1, slice);
+
+        _kernel.update_shader_params();
+
+        enqueue(*this, slice);
+    }
+    while(window.slide_window_slice_3D(slice));
+}