Initial commit

Torque/SDK/engine/platformX86UNIX/x86UNIXMath.cc

@@ -0,0 +1,107 @@
+//-----------------------------------------------------------------------------
+// Torque Game Engine 
+// Copyright (C) GarageGames.com, Inc.
+//-----------------------------------------------------------------------------
+
+
+
+#include "platform/platform.h"
+#include "console/console.h"
+#include "math/mMath.h"
+
+
+extern void mInstallLibrary_C();
+extern void mInstallLibrary_ASM();
+
+
+extern void mInstall_AMD_Math();
+extern void mInstall_Library_SSE();
+
+
+//--------------------------------------
+ConsoleFunction( MathInit, void, 1, 10, "(detect|C|FPU|MMX|3DNOW|SSE|...)")
+{
+   U32 properties = CPU_PROP_C;  // C entensions are always used
+   
+   if (argc == 1)
+   {
+         Math::init(0);
+         return;
+   }
+   for (argc--, argv++; argc; argc--, argv++)
+   {
+      if (dStricmp(*argv, "DETECT") == 0) { 
+         Math::init(0);
+         return;
+      }
+      if (dStricmp(*argv, "C") == 0) { 
+         properties |= CPU_PROP_C; 
+         continue; 
+      }
+      if (dStricmp(*argv, "FPU") == 0) { 
+         properties |= CPU_PROP_FPU; 
+         continue; 
+      }
+      if (dStricmp(*argv, "MMX") == 0) { 
+         properties |= CPU_PROP_MMX; 
+         continue; 
+      }
+      if (dStricmp(*argv, "3DNOW") == 0) { 
+         properties |= CPU_PROP_3DNOW; 
+         continue; 
+      }
+      if (dStricmp(*argv, "SSE") == 0) { 
+         properties |= CPU_PROP_SSE; 
+         continue; 
+      }
+      Con::printf("Error: MathInit(): ignoring unknown math extension '%s'", *argv);
+   }
+   Math::init(properties);
+}
+
+
+
+//------------------------------------------------------------------------------
+void Math::init(U32 properties)
+{
+   if (!properties)
+      // detect what's available
+      properties = Platform::SystemInfo.processor.properties;  
+   else
+      // Make sure we're not asking for anything that's not supported
+      properties &= Platform::SystemInfo.processor.properties;  
+
+   Con::printf("Math Init:");
+   Con::printf("   Installing Standard C extensions");
+   mInstallLibrary_C();
+
+   Con::printf("   Installing Assembly extensions");
+   mInstallLibrary_ASM();
+
+   if (properties & CPU_PROP_FPU)
+   {
+      Con::printf("   Installing FPU extensions");
+   }
+
+   if (properties & CPU_PROP_MMX)
+   {
+      Con::printf("   Installing MMX extensions");
+      if (properties & CPU_PROP_3DNOW)
+      {
+         Con::printf("   Installing 3DNow extensions");
+         mInstall_AMD_Math();
+      }
+   }
+
+#if !defined(__MWERKS__) || (__MWERKS__ >= 0x2400)
+   if (properties & CPU_PROP_SSE)
+   {
+      Con::printf("   Installing SSE extensions");
+      mInstall_Library_SSE();
+   }
+#endif //mwerks>2.4
+
+   Con::printf(" ");
+}   
+
+