public override void Emit(InstructionNode node, OpcodeEncoder opcodeEncoder)
{
System.Diagnostics.Debug.Assert(node.ResultCount == 1);
System.Diagnostics.Debug.Assert(node.OperandCount == 2);
if (node.Operand1.IsConstant)
{
opcodeEncoder.Append4Bits(0b0001);
opcodeEncoder.Append4Bits(0b1110);
opcodeEncoder.Append1Bit(0b0);
opcodeEncoder.Append1Bit(node.Result.IsR4 ? 0 : 1);
opcodeEncoder.Append1Bit(0b1);
opcodeEncoder.Append8BitImmediate(node.Operand2);
opcodeEncoder.Append3Bits(0b100);
opcodeEncoder.Append4Bits(0b0000);
opcodeEncoder.Append1Bit(0b0);
return;
}
if (node.Operand1.IsCPURegister)
{
opcodeEncoder.Append4Bits(0b0011);
opcodeEncoder.Append3Bits(0b110);
opcodeEncoder.Append1Bit(0b1);
opcodeEncoder.Append1Bit(0b0);
opcodeEncoder.Append2Bits(0b11);
opcodeEncoder.Append4Bits(0b0000);
opcodeEncoder.Append1Bit(0b0);
opcodeEncoder.Append4Bits(node.Operand1.Register.RegisterCode);
opcodeEncoder.Append4Bits(node.Result.Register.RegisterCode);
return;
}
throw new Compiler.Common.Exceptions.CompilerException("Invalid Opcode");
}
public override void Emit(InstructionNode node, OpcodeEncoder opcodeEncoder)
{
System.Diagnostics.Debug.Assert(node.ResultCount == 0);
System.Diagnostics.Debug.Assert(node.OperandCount == 0);
opcodeEncoder.Append4Bits(GetConditionCode(node.ConditionCode));
opcodeEncoder.Append4Bits(0b1010);
opcodeEncoder.EmitRelative24(node.BranchTargets[0].Label);
}
public override void Emit(InstructionNode node, OpcodeEncoder opcodeEncoder)
{
System.Diagnostics.Debug.Assert(node.ResultCount == 0);
System.Diagnostics.Debug.Assert(node.OperandCount == 2);
if (node.Operand1.IsCPURegister && node.Operand2.IsConstant)
{
opcodeEncoder.Append4Bits(GetConditionCode(node.ConditionCode));
opcodeEncoder.Append3Bits(0b100);
opcodeEncoder.Append1Bit(0b0);
opcodeEncoder.Append1Bit(node.StatusRegister == StatusRegister.UpDirection ? 1 : 0);
opcodeEncoder.Append1Bit(0b0);
opcodeEncoder.Append1Bit(0b0);
opcodeEncoder.Append1Bit(0b1);
opcodeEncoder.Append4Bits(node.Operand1.Register.RegisterCode);
opcodeEncoder.Append16BitImmediate(node.Operand2);
return;
}
throw new Compiler.Common.Exceptions.CompilerException("Invalid Opcode");
}
public override void Emit(InstructionNode node, OpcodeEncoder opcodeEncoder)
{
System.Diagnostics.Debug.Assert(node.ResultCount == 1);
System.Diagnostics.Debug.Assert(node.OperandCount == 0);
opcodeEncoder.Append8Bits(0x0F);
opcodeEncoder.Append4Bits(0b1001);
opcodeEncoder.Append4Bits(GetConditionCode(node.ConditionCode));
opcodeEncoder.Append2Bits(0b11);
opcodeEncoder.Append3Bits(0b000);
opcodeEncoder.Append3Bits(node.Result.Register.RegisterCode);
}
public override void Emit(InstructionNode node, OpcodeEncoder opcodeEncoder)
{
System.Diagnostics.Debug.Assert(node.ResultCount == 0);
System.Diagnostics.Debug.Assert(node.OperandCount == 1);
if (node.Operand1.IsConstant)
{
opcodeEncoder.Append4Bits(GetConditionCode(node.ConditionCode));
opcodeEncoder.Append4Bits(0b1011);
opcodeEncoder.EmitRelative24(node.BranchTargets[0].Label);
return;
}
throw new Compiler.Common.Exceptions.CompilerException("Invalid Opcode");
}
public override void Emit(InstructionNode node, OpcodeEncoder opcodeEncoder)
{
System.Diagnostics.Debug.Assert(node.ResultCount == 1);
System.Diagnostics.Debug.Assert(node.OperandCount == 2);
if (node.Operand1.IsCPURegister && node.Operand2.IsCPURegister)
{
opcodeEncoder.Append8Bits(0x0F);
opcodeEncoder.Append4Bits(0b0100);
opcodeEncoder.Append4Bits(GetConditionCode(node.ConditionCode));
opcodeEncoder.Append2Bits(0b11);
opcodeEncoder.Append3Bits(node.Result.Register.RegisterCode);
opcodeEncoder.Append3Bits(node.Operand2.Register.RegisterCode);
return;
}
throw new Compiler.Common.Exceptions.CompilerException("Invalid Opcode");
}
public override void Emit(InstructionNode node, OpcodeEncoder opcodeEncoder)
{
System.Diagnostics.Debug.Assert(node.ResultCount == 1);
System.Diagnostics.Debug.Assert(node.OperandCount == 2);
opcodeEncoder.Append8Bits(0x0F);
opcodeEncoder.SuppressByte(0x40);
opcodeEncoder.Append4Bits(0b0100);
opcodeEncoder.Append1Bit(0b0);
opcodeEncoder.Append1Bit((node.Result.Register.RegisterCode >> 3) & 0x1);
opcodeEncoder.Append1Bit(0b0);
opcodeEncoder.Append1Bit((node.Operand2.Register.RegisterCode >> 3) & 0x1);
opcodeEncoder.Append4Bits(0b0100);
opcodeEncoder.Append4Bits(GetConditionCode(node.ConditionCode));
opcodeEncoder.Append2Bits(0b11);
opcodeEncoder.Append3Bits(node.Result.Register.RegisterCode);
opcodeEncoder.Append3Bits(node.Operand2.Register.RegisterCode);
}