internal override void Transform(LLFunction pFunction)
{
LLLocation locationLeftOperand = mLeftOperandSource.Load(pFunction);
LLLocation locationRightOperand = mRightOperandSource.Load(pFunction);
LLType typeOperands = LLModule.BinaryResult(locationLeftOperand.Type, locationRightOperand.Type);
locationLeftOperand = pFunction.CurrentBlock.EmitConversion(locationLeftOperand, typeOperands);
locationRightOperand = pFunction.CurrentBlock.EmitConversion(locationRightOperand, typeOperands);
LLLocation locationTemporary = LLTemporaryLocation.Create(pFunction.CreateTemporary(LLModule.BooleanType));
if (typeOperands.Primitive == LLPrimitive.Float)
{
LLCompareFloatsCondition condition = LLCompareFloatsCondition.oeq;
switch (mCompareType)
{
case HLCompareType.Equal: condition = LLCompareFloatsCondition.oeq; break;
case HLCompareType.NotEqual: condition = LLCompareFloatsCondition.one; break;
case HLCompareType.GreaterThan: condition = LLCompareFloatsCondition.ogt; break;
case HLCompareType.GreaterThanOrEqual: condition = LLCompareFloatsCondition.oge; break;
case HLCompareType.LessThan: condition = LLCompareFloatsCondition.olt; break;
case HLCompareType.LessThanOrEqual: condition = LLCompareFloatsCondition.ole; break;
default: throw new NotSupportedException();
}
pFunction.CurrentBlock.EmitCompareFloats(locationTemporary, locationLeftOperand, locationRightOperand, condition);
}
else
{
LLCompareIntegersCondition condition = LLCompareIntegersCondition.eq;
switch (mCompareType)
{
case HLCompareType.Equal: condition = LLCompareIntegersCondition.eq; break;
case HLCompareType.NotEqual: condition = LLCompareIntegersCondition.ne; break;
case HLCompareType.GreaterThan: condition = typeOperands.Primitive == LLPrimitive.Unsigned ? LLCompareIntegersCondition.ugt : LLCompareIntegersCondition.sgt; break;
case HLCompareType.GreaterThanOrEqual: condition = typeOperands.Primitive == LLPrimitive.Unsigned ? LLCompareIntegersCondition.uge : LLCompareIntegersCondition.sge; break;
case HLCompareType.LessThan: condition = typeOperands.Primitive == LLPrimitive.Unsigned ? LLCompareIntegersCondition.ult : LLCompareIntegersCondition.slt; break;
case HLCompareType.LessThanOrEqual: condition = typeOperands.Primitive == LLPrimitive.Unsigned ? LLCompareIntegersCondition.ule : LLCompareIntegersCondition.sle; break;
default: throw new NotSupportedException();
}
pFunction.CurrentBlock.EmitCompareIntegers(locationTemporary, locationLeftOperand, locationRightOperand, condition);
}
mDestination.Store(pFunction, locationTemporary);
}
public static LLCompareFloatsInstruction Create(LLFunction pFunction, LLLocation pDestination, LLLocation pLeftSource, LLLocation pRightSource, LLCompareFloatsCondition pCondition)
{
LLCompareFloatsInstruction instruction = new LLCompareFloatsInstruction(pFunction);
instruction.mDestination = pDestination;
instruction.mLeftSource = pLeftSource;
instruction.mRightSource = pRightSource;
instruction.mCondition = pCondition;
return instruction;
}
public void EmitCompareFloats(LLLocation pDestination, LLLocation pLeftSource, LLLocation pRightSource, LLCompareFloatsCondition pCondition)
{
Emit(LLCompareFloatsInstruction.Create(mFunction, pDestination, pLeftSource, pRightSource, pCondition));
}
public void EmitCompareFloats(LLLocation pDestination, LLLocation pLeftSource, LLLocation pRightSource, LLCompareFloatsCondition pCondition)
{
Emit(LLCompareFloatsInstruction.Create(mFunction, pDestination, pLeftSource, pRightSource, pCondition));
}
public static LLCompareFloatsInstruction Create(LLFunction pFunction, LLLocation pDestination, LLLocation pLeftSource, LLLocation pRightSource, LLCompareFloatsCondition pCondition)
{
LLCompareFloatsInstruction instruction = new LLCompareFloatsInstruction(pFunction);
instruction.mDestination = pDestination;
instruction.mLeftSource = pLeftSource;
instruction.mRightSource = pRightSource;
instruction.mCondition = pCondition;
return(instruction);
}