kernel/eka/compsupp/rvct3_1/sftfpini.cpp
changeset 0 a41df078684a
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/kernel/eka/compsupp/rvct3_1/sftfpini.cpp	Mon Oct 19 15:55:17 2009 +0100
@@ -0,0 +1,61 @@
+// Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of the License "ARM EABI LICENCE.txt"
+// which accompanies this distribution, and is available
+// in kernel/eka/compsupp.
+//
+// Initial Contributors:
+// Nokia Corporation - initial contribution.
+//
+// Contributors:
+//
+// Description:
+// This file is part of drtrvct.dll and drtrvct_vfpv2.dll.
+// 
+//
+
+#include <e32std.h>
+#include <e32std_private.h>
+
+
+extern "C" {
+  
+EXPORT_C  void _fp_init() 
+    {
+    }
+  
+EXPORT_C TAny * __rt_fp_status_addr() 
+    { 
+    TAny* aTls = Dll::Tls();
+
+    if (aTls)
+        return aTls;
+
+    // If this is the first time we are called we need to set up some TLS for
+    // the FP status word.
+
+    TUint32* aReg = (TUint32*)User::AllocZ(sizeof(TUint32));
+
+    _LIT(KFpGeneralPanic, "FP Emulator");
+
+    if (aReg) 
+        {
+        TInt r = Dll::SetTls(aReg);
+        if (r==KErrNone)
+            return aReg;
+
+        // if we get here we really in trouble. Just Panic.
+        User::Panic(KFpGeneralPanic, KErrGeneral);
+        }
+    else
+        {
+        // If we get here, we're toast anyway....
+        User::Panic(KFpGeneralPanic, KErrNoMemory);
+        }
+
+    return 0;
+    }
+
+}
+