kernel/eka/euser/epoc/x86/uc_exec.cpp
changeset 0 a41df078684a
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/kernel/eka/euser/epoc/x86/uc_exec.cpp	Mon Oct 19 15:55:17 2009 +0100
@@ -0,0 +1,186 @@
+// Copyright (c) 1995-2009 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 "Eclipse Public License v1.0"
+// which accompanies this distribution, and is available
+// at the URL "http://www.eclipse.org/legal/epl-v10.html".
+//
+// Initial Contributors:
+// Nokia Corporation - initial contribution.
+//
+// Contributors:
+//
+// Description:
+// e32\euser\epoc\x86\uc_exec.cpp
+// 
+//
+
+#include <e32svr.h>
+#include <u32exec.h>
+
+
+/******************************************************************************
+ * Slow executive calls with preprocessing or extra arguments
+ ******************************************************************************/
+EXPORT_C TBool BTrace::Out(TUint32 a0, TUint32 a1, TUint32 a2, TUint32 a3)
+	{
+	BTrace::SExecExtension ext;
+	ext.iA2 = a2;
+	ext.iA3 = a3;
+	ext.iPc = (&a0)[-1]; // return address on X86
+	return Exec::BTraceOut(a0,a1,ext,0);
+	}
+
+EXPORT_C TBool BTrace::OutX(TUint32 a0, TUint32 a1, TUint32 a2, TUint32 a3)
+	{
+	BTrace::SExecExtension ext;
+	ext.iA2 = a2;
+	ext.iA3 = a3;
+	ext.iPc = (&a0)[-1]; // return address on X86
+	return Exec::BTraceOut(a0,a1,ext,0);
+	}
+
+EXPORT_C TBool BTrace::OutN(TUint32 a0, TUint32 a1, TUint32 a2, const TAny* aData, TInt aDataSize)
+	{
+	BTrace::SExecExtension ext;
+	ext.iA2 = a2;
+	ext.iA3 = (TUint32)aData;
+	ext.iPc = (&a0)[-1]; // return address on X86
+	return Exec::BTraceOut(a0,a1,ext,aDataSize);
+	}
+
+EXPORT_C TBool BTrace::OutNX(TUint32 a0, TUint32 a1, TUint32 a2, const TAny* aData, TInt aDataSize)
+	{
+	BTrace::SExecExtension ext;
+	ext.iA2 = a2;
+	ext.iA3 = (TUint32)aData;
+	ext.iPc = (&a0)[-1]; // return address on X86
+	return Exec::BTraceOut(a0,a1,ext,aDataSize);
+	}
+
+EXPORT_C TBool BTrace::OutBig(TUint32 a0, TUint32 a1, const TAny* aData, TInt aDataSize)
+	{
+	BTrace::SExecExtension ext;
+	ext.iA2 = 0;
+	ext.iA3 = (TUint32)aData;
+	ext.iPc = (&a0)[-1]; // return address on X86
+
+	if((TUint)aDataSize>8u)
+		{
+		if((TUint)aDataSize>KMaxBTraceDataArray+4u)
+			return Exec::BTraceOutBig(a0,a1,ext,aDataSize);
+		a0 += 4;
+		aDataSize -= 4;
+		ext.iA2 = *((TUint32*&)aData)++;
+		ext.iA3 = (TUint32)aData;
+		return Exec::BTraceOut(a0,a1,ext,aDataSize);
+		}
+
+	if((TUint)aDataSize>4u)
+		ext.iA3 = ((TUint32*)aData)[1];
+	if(aDataSize)
+		ext.iA2 = ((TUint32*)aData)[0];
+	a0 += aDataSize;
+	aDataSize = 0;
+	return Exec::BTraceOut(a0,a1,ext,aDataSize);
+	}
+
+EXPORT_C TBool BTrace::OutFiltered(TUint32 a0, TUint32 a1, TUint32 a2, TUint32 a3)
+	{
+	BTrace::SExecExtension ext;
+	a0 |= EMissingRecord<<BTrace::EFlagsIndex*8; // overload meaning of this flag to indicate filtered trace
+	ext.iA2 = a2;
+	ext.iA3 = a3;
+	ext.iPc = (&a0)[-1]; // return address on X86
+	return Exec::BTraceOut(a0,a1,ext,0);
+	}
+
+EXPORT_C TBool BTrace::OutFilteredX(TUint32 a0, TUint32 a1, TUint32 a2, TUint32 a3)
+	{
+	BTrace::SExecExtension ext;
+	a0 |= EMissingRecord<<BTrace::EFlagsIndex*8; // overload meaning of this flag to indicate filtered trace
+	ext.iA2 = a2;
+	ext.iA3 = a3;
+	ext.iPc = (&a0)[-1]; // return address on X86
+	return Exec::BTraceOut(a0,a1,ext,0);
+	}
+
+EXPORT_C TBool BTrace::OutFilteredN(TUint32 a0, TUint32 a1, TUint32 a2, const TAny* aData, TInt aDataSize)
+	{
+	BTrace::SExecExtension ext;
+	a0 |= EMissingRecord<<BTrace::EFlagsIndex*8; // overload meaning of this flag to indicate filtered trace
+	ext.iA2 = a2;
+	ext.iA3 = (TUint32)aData;
+	ext.iPc = (&a0)[-1]; // return address on X86
+	return Exec::BTraceOut(a0,a1,ext,aDataSize);
+	}
+
+EXPORT_C TBool BTrace::OutFilteredNX(TUint32 a0, TUint32 a1, TUint32 a2, const TAny* aData, TInt aDataSize)
+	{
+	BTrace::SExecExtension ext;
+	a0 |= EMissingRecord<<BTrace::EFlagsIndex*8; // overload meaning of this flag to indicate filtered trace
+	ext.iA2 = a2;
+	ext.iA3 = (TUint32)aData;
+	ext.iPc = (&a0)[-1]; // return address on X86
+	return Exec::BTraceOut(a0,a1,ext,aDataSize);
+	}
+
+EXPORT_C TBool BTrace::OutFilteredBig(TUint32 a0, TUint32 a1, const TAny* aData, TInt aDataSize)
+	{
+	BTrace::SExecExtension ext;
+	a0 |= EMissingRecord<<BTrace::EFlagsIndex*8; // overload meaning of this flag to indicate filtered trace
+	ext.iA2 = 0;
+	ext.iA3 = (TUint32)aData;
+	ext.iPc = (&a0)[-1]; // return address on X86
+
+	if((TUint)aDataSize>8u)
+		{
+		if((TUint)aDataSize>KMaxBTraceDataArray+4u)
+			return Exec::BTraceOutBig(a0,a1,ext,aDataSize);
+		a0 += 4;
+		aDataSize -= 4;
+		ext.iA2 = *((TUint32*&)aData)++;
+		ext.iA3 = (TUint32)aData;
+		return Exec::BTraceOut(a0,a1,ext,aDataSize);
+		}
+
+	if((TUint)aDataSize>4u)
+		ext.iA3 = ((TUint32*)aData)[1];
+	if(aDataSize)
+		ext.iA2 = ((TUint32*)aData)[0];
+	a0 += aDataSize;
+	aDataSize = 0;
+	return Exec::BTraceOut(a0,a1,ext,aDataSize);
+	}
+
+EXPORT_C TBool BTrace::OutFilteredPcFormatBig(TUint32 aHeader, TUint32 aModuleUid, TUint32 aPc, TUint16 aFormatId, const TAny* aData, TInt aDataSize)
+	{
+ 	BTrace::SExecExtension ext;
+	aHeader |= EMissingRecord<<BTrace::EFlagsIndex*8; // overload meaning of this flag to indicate filtered trace
+	ext.iA2 = aFormatId;
+	ext.iA3 = (TUint32)aData;
+	ext.iPc = aPc;
+
+	if((TUint)aDataSize>KMaxBTraceDataArray)
+		return Exec::UTraceOut(aHeader,aModuleUid,ext,aDataSize);
+	aHeader += 4;
+	return Exec::BTraceOut(aHeader,aModuleUid,ext,aDataSize);
+	}
+
+/**
+Signal this threads request semaphore.
+
+This is similar to RThread::RequestComplete() except that no TRequestStatus object
+is modified.
+
+May only be used to signal a thread in the same process as the callers.
+
+@panic KERN-EXEC 46 if the thread is not in the same process as the callers
+*/
+EXPORT_C void RThread::RequestSignal() const
+	{
+	Exec::ThreadRequestSignal(iHandle);
+	}
+
+
+