initial Neo enabling on architectures other than x86

Related-To: NEO-6011
Signed-off-by: Artur Harasimiuk <artur.harasimiuk@intel.com>

shared/source/utilities/linux/x86_64/cpu_info.cpp

@@ -0,0 +1,55 @@
+/*
+ * Copyright (C) 2019-2021 Intel Corporation
+ *
+ * SPDX-License-Identifier: MIT
+ *
+ */
+
+#include "shared/source/utilities/cpu_info.h"
+
+#include "shared/source/os_interface/linux/os_inc.h"
+
+#include <cpuid.h>
+#include <fstream>
+
+namespace NEO {
+
+void cpuid_linux_wrapper(int cpuInfo[4], int functionId) {
+    __cpuid_count(functionId, 0, cpuInfo[0], cpuInfo[1], cpuInfo[2], cpuInfo[3]);
+}
+
+void cpuidex_linux_wrapper(int *cpuInfo, int functionId, int subfunctionId) {
+    __cpuid_count(functionId, subfunctionId, cpuInfo[0], cpuInfo[1], cpuInfo[2], cpuInfo[3]);
+}
+
+void get_cpu_flags_linux(std::string &cpuFlags) {
+    std::ifstream cpuinfo(std::string(Os::sysFsProcPathPrefix) + "/cpuinfo");
+    std::string line;
+    while (std::getline(cpuinfo, line)) {
+        if (line.substr(0, 5) == "flags") {
+            cpuFlags = line;
+            break;
+        }
+    }
+}
+
+void (*CpuInfo::cpuidexFunc)(int *, int, int) = cpuidex_linux_wrapper;
+void (*CpuInfo::cpuidFunc)(int[4], int) = cpuid_linux_wrapper;
+void (*CpuInfo::getCpuFlagsFunc)(std::string &) = get_cpu_flags_linux;
+
+const CpuInfo CpuInfo::instance;
+
+void CpuInfo::cpuid(
+    uint32_t cpuInfo[4],
+    uint32_t functionId) const {
+    cpuidFunc(reinterpret_cast<int *>(cpuInfo), functionId);
+}
+
+void CpuInfo::cpuidex(
+    uint32_t cpuInfo[4],
+    uint32_t functionId,
+    uint32_t subfunctionId) const {
+    cpuidexFunc(reinterpret_cast<int *>(cpuInfo), functionId, subfunctionId);
+}
+
+} // namespace NEO