Improve CPU feature check

Damn exit on SSSE3 failure
Check AVX for Intel processors

Utilities/sysinfo.cpp

@@ -0,0 +1,50 @@
+#include "sysinfo.h"
+#include "StrFmt.h"
+
+#ifdef _WIN32
+#include "windows.h"
+#else
+#include <unistd.h>
+#endif
+
+std::string utils::get_system_info()
+{
+	std::string result;
+	std::string brand;
+
+	if (get_cpuid(0x80000000, 0)[0] >= 0x80000004)
+	{
+		for (u32 i = 0; i < 3; i++)
+		{
+			brand.append(reinterpret_cast<const char*>(get_cpuid(0x80000002 + i, 0).data()), 16);
+		}
+	}
+	else
+	{
+		brand = "Unknown CPU";
+	}
+
+	brand.erase(0, brand.find_first_not_of(' '));
+	brand.erase(brand.find_last_not_of(' ') + 1);
+
+	while (auto found = brand.find("  ") + 1)
+	{
+		brand.erase(brand.begin() + found);
+	}
+
+#ifdef _WIN32
+	::SYSTEM_INFO sysInfo;
+	::GetNativeSystemInfo(&sysInfo);
+	::MEMORYSTATUSEX memInfo;
+	memInfo.dwLength = sizeof(memInfo);
+	::GlobalMemoryStatusEx(&memInfo);
+	const u32 num_proc = sysInfo.dwNumberOfProcessors;
+	const u64 mem_total = memInfo.ullTotalPhys;
+#else
+	const u32 num_proc = ::sysconf(_SC_NPROCESSORS_ONLN);
+	const u64 mem_total = ::sysconf(_SC_PHYS_PAGES) * ::sysconf(_SC_PAGE_SIZE);
+#endif
+
+	fmt::append(result, "%s | %d Threads | %.2f GiB RAM", brand, num_proc, mem_total / (1024.0f * 1024 * 1024));
+	return result;
+}