From 27474060e1287a67c45cd790d29b9095b35b2bdf Mon Sep 17 00:00:00 2001
From: ShizZy <shizzy@6bit.net>
Date: Thu, 29 Aug 2013 23:35:09 -0400
Subject: adding initial project layout

---
 src/common/src/x86_utils.h | 92 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 92 insertions(+)
 create mode 100644 src/common/src/x86_utils.h

(limited to 'src/common/src/x86_utils.h')

diff --git a/src/common/src/x86_utils.h b/src/common/src/x86_utils.h
new file mode 100644
index 00000000..6dc8c0d9
--- /dev/null
+++ b/src/common/src/x86_utils.h
@@ -0,0 +1,92 @@
+/**
+ * Copyright (C) 2005-2012 Gekko Emulator
+ *
+ * @file    x86_utils.h
+ * @author  ShizZy <shizzy247@gmail.com>
+ * @date    2012-02-11
+ * @brief   Utilities for the x86 architecture
+ *
+ * @section LICENSE
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details at
+ * http://www.gnu.org/copyleft/gpl.html
+ *
+ * Official project repository can be found at:
+ * http://code.google.com/p/gekko-gc-emu/
+ */
+
+#ifndef COMMON_X86_UTILS_
+#define COMMON_X86_UTILS_
+
+#include <string>
+#include "types.h"
+
+// Common namespace
+namespace common {
+
+class X86Utils {
+public:
+    /// Enumeration of X86 vendors
+    enum VendorX86 {
+        kVendorX86_None = 0,
+        kVendorX86_Intel,
+        kVendorX86_AMD,
+        kVendorX86_NumberOf
+    };
+
+    /// Enumeration of X86 extensions
+    enum ExtensionX86 {
+        kExtensionX86_None = 0,
+        kExtensionX86_SSE,
+        kExtensionX86_SSE2,
+        kExtensionX86_SSE3,
+        kExtensionX86_SSSE3,
+        kExtensionX86_SSE4_1,
+        kExtensionX86_SSE4_2,
+        kExtensionX86_NumberOf
+    };
+
+    X86Utils();
+    ~X86Utils();
+
+    /**
+     * Check if an X86 extension is supported by the current architecture
+     * @param extension ExtensionX86 extension support to check for
+     * @return True if the extension is supported, otherwise false
+     */
+    bool IsExtensionSupported(ExtensionX86 extension);
+    
+    /**
+     * Gets a string summary of the X86 CPU information, suitable for printing
+     * @return String summary
+     */
+    std::string Summary();
+
+private:
+    bool support_x64_os_;
+    bool support_x64_cpu_;
+    bool support_hyper_threading_;
+    
+    int num_cores_;
+    int logical_cpu_count_;
+
+    bool support_sse_;
+    bool support_sse2_;
+    bool support_sse3_;
+    bool support_ssse3_;
+    bool support_sse4_1_;
+    bool support_sse4_2_;
+
+    VendorX86 cpu_vendor_;
+};
+
+} // namespace
+
+#endif
-- 
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