From 4550eacc18535ea8480c8303c62adbd046fa031d Mon Sep 17 00:00:00 2001
From: Pasha <pasha@member.fsf.org>
Date: Tue, 25 Oct 2022 18:48:39 +0000
Subject: initial test

---
 simplex-dev/src/host.cpp | 123 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 123 insertions(+)
 create mode 100644 simplex-dev/src/host.cpp

(limited to 'simplex-dev/src/host.cpp')

diff --git a/simplex-dev/src/host.cpp b/simplex-dev/src/host.cpp
new file mode 100644
index 0000000..8d0507b
--- /dev/null
+++ b/simplex-dev/src/host.cpp
@@ -0,0 +1,123 @@
+//==============================================================
+// Copyright Intel Corporation
+//
+// SPDX-License-Identifier: MIT
+// =============================================================
+
+#include <iostream>
+#include <vector>
+#include <string>
+#include <type_traits>
+
+#include <CL/sycl.hpp>
+#include <sycl/ext/intel/fpga_extensions.hpp>
+
+// dpc_common.hpp can be found in the dev-utilities include folder.
+// e.g., $ONEAPI_ROOT/dev-utilities//include/dpc_common.hpp
+#include "dpc_common.hpp"
+
+// This code sample demonstrates how to split the host and FPGA kernel code into
+// separate compilation units so that they can be separately recompiled.
+// Consult the README for a detailed discussion.
+//  - host.cpp (this file) contains exclusively code that executes on the host.
+//  - kernel.cpp contains almost exclusively code that executes on the device.
+//  - kernel.hpp contains only the forward declaration of a function containing
+//    the device code.
+#include "kernel.hpp"
+
+using namespace sycl;
+
+template <typename K>
+void printMatrix(std::vector<K> &vec, int col, std::string msg) {
+	std::cout << msg << ":" << std::endl << "[" << std::endl;
+	for (size_t i=0; i<vec.size(); ++i) {
+		std::cout << vec.at(i);
+		if (i<vec.size()-1 && vec.size() > 1) {
+			std::cout << ",\t";
+		}
+		if (i%col == col-1) {
+			std::cout << std::endl;
+		}
+	}
+	std::cout << "]" << std::endl;
+}
+
+template <typename K>
+void printVec(std::vector<K> &vec, std::string msg) {
+	std::cout << msg << ": ";
+	std::cout << "[";
+
+	for (size_t i=0; i<vec.size(); ++i) {
+		std::cout << vec.at(i);
+		if (i<vec.size()-1 && vec.size() > 1) {
+			std::cout << ", ";
+		}
+	}
+	std::cout << "]" << std::endl;
+}
+
+int main() {
+	std::vector<float> a = { 2,  1,  1, 1, 0, 0,
+	                         1,  3,  2, 0, 1, 0,
+	                         2,  1,  2, 0, 0, 1};
+
+	std::vector<float> c = {-6, -5, -4, 0, 0, 0};
+	std::vector<float> b = {180, 300, 240};
+
+	std::vector<int> resultFlags = {-1, -1, -1};
+
+  // Select either the FPGA emulator or FPGA device
+#if defined(FPGA_EMULATOR)
+  ext::intel::fpga_emulator_selector device_selector;
+#else
+  ext::intel::fpga_selector device_selector;
+#endif
+
+  try {
+    // Create a queue bound to the chosen device.
+    // If the device is unavailable, a SYCL runtime exception is thrown.
+    queue q(device_selector, dpc_common::exception_handler);
+
+
+    // make sure the device supports USM device allocations
+    device d = q.get_device();
+    if (!d.get_info<info::device::usm_device_allocations>()) {
+      std::cerr << "ERROR: The selected device does not support USM device"
+                << " allocations\n";
+      return 1;
+    }
+
+    printMatrix(a, 6, "a");
+    printVec(resultFlags, "result flags");
+    // The definition of this function is in a different compilation unit,
+    // so host and device code can be separately compiled.
+    double timePassed = RunKernel(q, a, b, c, resultFlags);
+
+    std::cout << "------------------------" << std::endl;
+    printMatrix(a, 6, "a");
+    printVec(resultFlags, "result flags");
+
+    std::cout << std::endl << std::endl;
+	std::cout << "timePassed: " << timePassed << std::endl;
+
+
+  } catch (exception const &e) {
+    // Catches exceptions in the host code
+    std::cerr << "Caught a SYCL host exception:\n" << e.what() << "\n";
+
+    // Most likely the runtime couldn't find FPGA hardware!
+    if (e.code().value() == CL_DEVICE_NOT_FOUND) {
+      std::cerr << "If you are targeting an FPGA, please ensure that your "
+                   "system has a correctly configured FPGA board.\n";
+      std::cerr << "Run sys_check in the oneAPI root directory to verify.\n";
+      std::cerr << "If you are targeting the FPGA emulator, compile with "
+                   "-DFPGA_EMULATOR.\n";
+    }
+    std::terminate();
+  }
+
+
+
+  std::cout << "done\n";
+  return 0;
+}
-- 
cgit v1.2.1