public override void Transform(Context context, TransformContext transformContext)
{
var result = context.Result;
var t1 = context.Operand1.Definitions[0].Operand1;
var t2 = context.Operand2.Definitions[0].Operand1;
var v1 = transformContext.AllocateVirtualRegister(transformContext.I8);
var v2 = transformContext.AllocateVirtualRegister(transformContext.I8);
context.SetInstruction(IRInstruction.Add64, v1, t1, t2);
context.AppendInstruction(IRInstruction.Sub64, v2, t1, t2);
context.AppendInstruction(IRInstruction.MulUnsigned64, result, v2, v1);
}
public override void Transform(Context context, TransformContext transformContext)
{
var result = context.Result;
var t1 = context.Operand2.Definitions[0].Operand1.Definitions[0].Operand1;
var t2 = context.Operand2.Definitions[0].Operand1.Definitions[0].Operand2;
var v1 = transformContext.AllocateVirtualRegister(transformContext.I8);
var v2 = transformContext.AllocateVirtualRegister(transformContext.I8);
var e1 = transformContext.CreateConstant(DivSigned64(ToSigned64(t2), 2));
context.SetInstruction(IRInstruction.Add64, v1, t1, e1);
context.AppendInstruction(IRInstruction.Add64, v2, t1, e1);
context.AppendInstruction(IRInstruction.MulSigned64, result, v2, v1);
}
public override void Transform(Context context, TransformContext transformContext)
{
var result = context.Result;
var t1 = context.Operand1.Definitions[0].Operand1.Definitions[0].Operand1;
var t2 = context.Operand1.Definitions[0].Operand1.Definitions[0].Operand2;
var v1 = transformContext.AllocateVirtualRegister(transformContext.I4);
var v2 = transformContext.AllocateVirtualRegister(transformContext.I4);
var e1 = transformContext.CreateConstant(DivUnsigned32(To32(t1), 2));
context.SetInstruction(IRInstruction.Add32, v1, t2, e1);
context.AppendInstruction(IRInstruction.Add32, v2, t2, e1);
context.AppendInstruction(IRInstruction.MulUnsigned32, result, v2, v1);
}
public override void Transform(Context context, TransformContext transformContext)
{
var parent = context.PhiBlocks[0].PreviousBlocks[0];
var op1 = context.Operand1;
var op2 = context.Operand2;
var result = context.Result;
var block1 = context.PhiBlocks[0];
var block2 = context.PhiBlocks[1];
var ctx = new Context(parent.BeforeLast);
while (ctx.IsEmptyOrNop || ctx.Instruction.FlowControl != FlowControl.ConditionalBranch)
{
ctx.GotoPrevious();
}
var op1Condition = ctx.Operand1;
var op2Condition = ctx.Operand2;
var condition = ctx.ConditionCode;
var instruction = ctx.Instruction;
var branch = ctx.BranchTargets[0];
var resultCondition = transformContext.AllocateVirtualRegister(result.Type);
var conditionInstruction = (instruction == IRInstruction.Branch32) ? (BaseInstruction)IRInstruction.Compare32x32 : IRInstruction.Compare64x64;
var swap = block1 == branch;
ctx.GotoPrevious();
ctx.AppendInstruction(conditionInstruction, condition, resultCondition, op1Condition, op2Condition);
ctx.AppendInstruction(IRInstruction.IfThenElse32, result, resultCondition, swap ? op1 : op2, swap ? op2 : op1);
context.SetNop();
}
public override void Transform(Context context, TransformContext transformContext)
{
var result = context.Result;
var t1 = context.Operand1.Definitions[0].Operand1;
var t2 = context.Operand2.Definitions[0].Operand1;
var v1 = transformContext.AllocateVirtualRegister(transformContext.I4);
context.SetInstruction(IRInstruction.And32, v1, t1, t2);
context.AppendInstruction(IRInstruction.Not64, result, v1);
}
public override void Transform(Context context, TransformContext transformContext)
{
var result = context.Result;
var t1 = context.Operand1.Definitions[0].Operand1;
var t2 = context.Operand1.Definitions[0].Operand2;
var t3 = context.Operand2;
var v1 = transformContext.AllocateVirtualRegister(transformContext.I4);
context.SetInstruction(IRInstruction.MulSigned32, v1, t1, t3);
context.AppendInstruction(IRInstruction.ShiftLeft32, result, v1, t2);
}
public override void Transform(Context context, TransformContext transformContext)
{
var result = context.Result;
var t1 = context.Operand1.Definitions[0].Operand1;
var t2 = context.Operand1.Definitions[0].Operand2;
var t3 = context.Operand2;
var v1 = transformContext.AllocateVirtualRegister(transformContext.I8);
var e1 = transformContext.CreateConstant(MulUnsigned64(To64(t2), To64(t3)));
context.SetInstruction(IRInstruction.Sub64, v1, t1, e1);
context.AppendInstruction(IRInstruction.Compare64x64, ConditionCode.UnsignedLess, result, v1, t2);
}
public override void Transform(Context context, TransformContext transformContext)
{
var result = context.Result;
var t1 = context.Operand1;
var t2 = context.Operand2.Definitions[0].Operand1;
var t3 = context.Operand2.Definitions[0].Operand2;
var v1 = transformContext.AllocateVirtualRegister(transformContext.I4);
var e1 = transformContext.CreateConstant(MulUnsigned32(To32(t3), To32(t1)));
context.SetInstruction(IRInstruction.Sub32, v1, t2, e1);
context.AppendInstruction(IRInstruction.Compare32x32, ConditionCode.UnsignedLess, result, v1, t3);
}
public override void Transform(Context context, TransformContext transformContext)
{
var result = context.Result;
var operand1 = context.Operand1;
var operand2 = context.Operand2;
var op0Low = transformContext.AllocateVirtualRegister(transformContext.TypeSystem.BuiltIn.I4);
var op0High = transformContext.AllocateVirtualRegister(transformContext.TypeSystem.BuiltIn.I4);
var op1Low = transformContext.AllocateVirtualRegister(transformContext.TypeSystem.BuiltIn.I4);
var op1High = transformContext.AllocateVirtualRegister(transformContext.TypeSystem.BuiltIn.I4);
var resultLow = transformContext.AllocateVirtualRegister(transformContext.TypeSystem.BuiltIn.I4);
var resultHigh = transformContext.AllocateVirtualRegister(transformContext.TypeSystem.BuiltIn.I4);
var resultCarry = transformContext.AllocateVirtualRegister(transformContext.TypeSystem.BuiltIn.Boolean);
transformContext.SetGetLow64(context, op0Low, operand1);
transformContext.AppendGetHigh64(context, op0High, operand1);
transformContext.AppendGetLow64(context, op1Low, operand2);
transformContext.AppendGetHigh64(context, op1High, operand2);
context.AppendInstruction2(IRInstruction.AddCarryOut32, resultLow, resultCarry, op0Low, op1Low);
context.AppendInstruction(IRInstruction.AddCarryIn32, resultHigh, op0High, op1High, resultCarry);
context.AppendInstruction(IRInstruction.To64, result, resultLow, resultHigh);
}
