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, 157 insertions, 0 deletions

diff --git a/src/core/GLES_COMPUTE/IGCKernel.cpp b/src/core/GLES_COMPUTE/IGCKernel.cpp
new file mode 100644
index 0000000000..154a2c0c66
--- /dev/null
+++ b/src/core/GLES_COMPUTE/IGCKernel.cpp
@@ -0,0 +1,157 @@
+/*
+ * 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/IGCKernel.h"
+
+#include "arm_compute/core/Error.h"
+#include "arm_compute/core/GLES_COMPUTE/GCHelpers.h"
+#include "arm_compute/core/GLES_COMPUTE/IGCTensor.h"
+#include "arm_compute/core/Helpers.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 "arm_compute/runtime/GLES_COMPUTE/GCScheduler.h"
+
+#include <cstddef>
+#include <sstream>
+
+using namespace arm_compute;
+
+void arm_compute::enqueue(IGCKernel &kernel, const Window &window, const gles::NDRange &lws)
+{
+    ARM_COMPUTE_UNUSED(kernel);
+
+    if(kernel.kernel().get_program() == 0)
+    {
+        return;
+    }
+
+    ARM_COMPUTE_ERROR_ON((0 == (window.x().end() - window.x().start())) || (0 == (window.y().end() - window.y().start())));
+
+    ARM_COMPUTE_ERROR_ON_MSG((((window.x().end() - window.x().start()) % (window.x().step() * lws[0])) != 0),
+                             "window x end =%d, start=%d, step=%d, lws x=%d", window.x().end(), window.x().start(), window.x().step(), lws[0]);
+    ARM_COMPUTE_ERROR_ON_MSG((((window.y().end() - window.y().start()) % (window.y().step() * lws[1])) != 0),
+                             "window y end =%d, start=%d, step=%d, lws y=%d", window.y().end(), window.y().start(), window.y().step(), lws[1]);
+    ARM_COMPUTE_ERROR_ON_MSG((((window.z().end() - window.z().start()) % (window.z().step() * lws[2])) != 0),
+                             "window z end =%d, start=%d, step=%d, lws z=%d", window.z().end(), window.z().start(), window.z().step(), lws[2]);
+
+    ARM_COMPUTE_GL_CHECK(glDispatchCompute((window.x().end() - window.x().start()) / (window.x().step() / lws[0]),
+                                           (window.y().end() - window.y().start()) / (window.y().step() / lws[1]),
+                                           (window.z().end() - window.z().start()) / (window.z().step() / lws[2])));
+}
+
+IGCKernel::IGCKernel()
+    : _kernel()
+{
+}
+
+GCKernel &IGCKernel::kernel()
+{
+    return _kernel;
+}
+
+template <unsigned int dimension_size>
+unsigned int           IGCKernel::num_arguments_per_tensor() const
+{
+    return 2 + 2 * dimension_size;
+}
+
+template <unsigned int dimension_size>
+void IGCKernel::add_tensor_argument(unsigned int &idx, const IGCTensor *tensor, const BufferParam &param, const Window &window)
+{
+    ARM_COMPUTE_ERROR_ON(tensor == nullptr);
+
+    const ITensorInfo *info    = tensor->info();
+    const Strides     &strides = info->strides_in_bytes();
+
+    // Calculate offset to the start of the window
+    unsigned int offset_first_element = info->offset_first_element_in_bytes();
+
+    for(unsigned int n = 0; n < info->num_dimensions(); ++n)
+    {
+        offset_first_element += window[n].start() * strides[n];
+    }
+
+    unsigned int idx_start = idx;
+
+    for(unsigned int dimension = 0; dimension < dimension_size; dimension++)
+    {
+        _kernel.set_params(idx++, strides[dimension]);
+        _kernel.set_params(idx++, strides[dimension] * window[dimension].step());
+    }
+
+    _kernel.set_params(idx++, offset_first_element);
+    _kernel.set_params(idx++, param.buffer_data_type_shift);
+
+    ARM_COMPUTE_GL_CHECK(glBindBufferBase(GL_SHADER_STORAGE_BUFFER, param.binding_point, tensor->gc_buffer()));
+
+    ARM_COMPUTE_ERROR_ON_MSG(idx_start + num_arguments_per_tensor<dimension_size>() != idx,
+                             "add_%dD_tensor_argument() is supposed to add exactly %d arguments to the kernel", dimension_size, num_arguments_per_tensor<dimension_size>());
+    ARM_COMPUTE_UNUSED(idx_start);
+}
+
+void IGCKernel::add_1D_tensor_argument(unsigned int &idx, const IGCTensor *tensor, const unsigned int binding_point, const Window &window)
+{
+    add_tensor_argument<1>(idx, tensor, BufferParam(binding_point, 0), window);
+}
+
+void IGCKernel::add_1D_tensor_argument(unsigned int &idx, const IGCTensor *tensor, const BufferParam &param, const Window &window)
+{
+    add_tensor_argument<1>(idx, tensor, param, window);
+}
+
+void IGCKernel::add_2D_tensor_argument(unsigned int &idx, const IGCTensor *tensor, const unsigned int binding_point, const Window &window)
+{
+    add_tensor_argument<2>(idx, tensor, BufferParam(binding_point, 0), window);
+}
+
+void IGCKernel::add_2D_tensor_argument(unsigned int &idx, const IGCTensor *tensor, const BufferParam &param, const Window &window)
+{
+    add_tensor_argument<2>(idx, tensor, param, window);
+}
+
+void IGCKernel::add_3D_tensor_argument(unsigned int &idx, const IGCTensor *tensor, const unsigned int binding_point, const Window &window)
+{
+    add_tensor_argument<3>(idx, tensor, BufferParam(binding_point, 0), window);
+}
+
+void IGCKernel::add_3D_tensor_argument(unsigned int &idx, const IGCTensor *tensor, const BufferParam &param, const Window &window)
+{
+    add_tensor_argument<3>(idx, tensor, param, window);
+}
+
+unsigned int IGCKernel::num_arguments_per_1D_tensor() const
+{
+    return num_arguments_per_tensor<1>();
+}
+
+unsigned int IGCKernel::num_arguments_per_2D_tensor() const
+{
+    return num_arguments_per_tensor<2>();
+}
+
+unsigned int IGCKernel::num_arguments_per_3D_tensor() const
+{
+    return num_arguments_per_tensor<3>();
+}