Reorganisation generale

SyclSquare/run.bash → SquareBuffers/run.bash

 #!/bin/bash
-./build/sycl-square.exe
+time ./build/main.exe

SyclSquare/src/CMakeLists.txt → SquareBuffers/src/CMakeLists.txt

-set(SOURCE_FILE sycl-square.cpp)
-set(TARGET_NAME sycl-square.exe)
+set(SOURCE_FILE main.cpp)
+set(TARGET_NAME main.exe)
 
 set(COMPILE_FLAGS "-fsycl -Wall")
 set(LINK_FLAGS "-fsycl")

SquareDevice/CMakeLists.txt

+# Direct CMake to use icpx rather than the default C++ compiler/linker
+set(CMAKE_CXX_COMPILER icpx)
+
+cmake_minimum_required (VERSION 3.4)
+
+project(SyclSquare CXX)
+
+set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR})
+set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR})
+set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR})
+
+add_subdirectory (src)

SyclStencil/run.bash → SquareDevice/run.bash

 #!/bin/bash
-./build/sycl-stencil.exe
+time ./build/main.exe

SyclStencil/src/CMakeLists.txt → SquareDevice/src/CMakeLists.txt

-set(SOURCE_FILE sycl-stencil.cpp)
-set(TARGET_NAME sycl-stencil.exe)
+set(SOURCE_FILE main.cpp)
+set(TARGET_NAME main.exe)
 
 set(COMPILE_FLAGS "-fsycl -Wall")
 set(LINK_FLAGS "-fsycl")

SquareDevice/src/main.cpp

+#include <CL/sycl.hpp>
+#include <array>
+#include <iostream>
+
+#define SIZE 10
+
+using namespace cl::sycl;
+
+int main() {
+
+    // Loop through available platforms and devices
+    for (auto const& this_platform : platform::get_platforms() ) {
+        std::cout << "Found platform: "
+            << this_platform.get_info<info::platform::name>() << "\n";
+        for (auto const& this_device : this_platform.get_devices() ) {
+            std::cout << "  Device: "
+                << this_device.get_info<info::device::name>() << "\n";
+        }
+    }
+
+    // Create SYCL queue
+    queue q;
+    std::cout << "Running on device: "
+              << q.get_device().get_info<info::device::name>() << "\n";
+    std::cout << "\n";
+
+    auto * input  = sycl::malloc_shared<float>(SIZE, q);
+    auto * output = sycl::malloc_shared<float>(SIZE, q);
+
+    // Initialize input array
+    for (std::size_t i = 0; i < SIZE; i++) {
+        input[i] = i + 1;
+    }
+
+    // Submit command group for execution
+    q.parallel_for(SIZE, [=](id<1> idx) {
+            output[idx] = input[idx] * input[idx];
+    });
+    q.wait();
+
+    // Print the result
+    for (int i = 0; i < SIZE; i++) {
+        std::cout << output[i] << " ";
+    }
+    std::cout << std::endl;
+
+    // Release resources
+    sycl::free(input, q);
+    sycl::free(output, q);
+
+    return 0;
+}

SquareShared/CMakeLists.txt

+# Direct CMake to use icpx rather than the default C++ compiler/linker
+set(CMAKE_CXX_COMPILER icpx)
+
+cmake_minimum_required (VERSION 3.4)
+
+project(SyclSquare CXX)
+
+set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR})
+set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR})
+set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR})
+
+add_subdirectory (src)

SquareShared/build.bash

+#!/bin/bash
+cd build
+make all

SquareShared/cmake.bash

+#!/bin/bash
+rm -rf build
+mkdir -p build
+cd build
+cmake ..

SquareShared/run.bash

+#!/bin/bash
+time ./build/main.exe