private void WriteInstruction(InstructionToken instruction)
{
if (RemoveIndentInstruction(instruction))
{
Indent--;
}
if (instruction.Opcode != Opcode.Comment && instruction.Opcode != Opcode.End)
{
WriteIndent();
}
if (AddIndentInstruction(instruction))
{
Indent++;
}
switch (instruction.Opcode)
{
case Opcode.Abs:
WriteLine("abs{0} {1}, {2}",
GetInstructionModifier(instruction),
GetDestinationName(instruction), GetSourceName(instruction, 1));
break;
case Opcode.Add:
WriteLine("add{0} {1}, {2}, {3}",
GetInstructionModifier(instruction), GetDestinationName(instruction),
GetSourceName(instruction, 1), GetSourceName(instruction, 2));
break;
case Opcode.Cmp:
WriteLine("cmp{0} {1}, {2}, {3}, {4}",
GetInstructionModifier(instruction), GetDestinationName(instruction),
GetSourceName(instruction, 1), GetSourceName(instruction, 2), GetSourceName(instruction, 3));
break;
case Opcode.Dcl:
string dclInstruction = "dcl";
var registerType = instruction.GetParamRegisterType(1);
if (ShouldDeclareSemantics(instruction, registerType))
{
dclInstruction += "_" + instruction.GetDeclSemantic().ToLower();
}
WriteLine("{0}{1} {2}", dclInstruction, GetInstructionModifier(instruction), GetDestinationName(instruction));
break;
case Opcode.Def:
{
string modifier = GetInstructionModifier(instruction);
string constRegisterName = instruction.GetParamRegisterName(0);
string constValue0 = SingleToString(instruction.GetParamBytes(1));
string constValue1 = SingleToString(instruction.GetParamBytes(2));
string constValue2 = SingleToString(instruction.GetParamBytes(3));
string constValue3 = SingleToString(instruction.GetParamBytes(4));
WriteLine("def{0} {1}, {2}, {3}, {4}, {5}", modifier, constRegisterName, constValue0, constValue1, constValue2, constValue3);
}
break;
case Opcode.DefI:
{
string constRegisterName = instruction.GetParamRegisterName(0);
WriteLine("defi{0} {1}, {2}, {3}, {4}, {5}",
GetInstructionModifier(instruction), constRegisterName,
instruction.Data[1], instruction.Data[2], instruction.Data[3], instruction.Data[4]);
}
break;
case Opcode.DP2Add:
WriteLine("dp2add{0} {1}, {2}, {3}, {4}",
GetInstructionModifier(instruction), GetDestinationName(instruction),
GetSourceName(instruction, 1), GetSourceName(instruction, 2), GetSourceName(instruction, 3));
break;
case Opcode.Dp3:
WriteLine("dp3{0} {1}, {2}, {3}",
GetInstructionModifier(instruction), GetDestinationName(instruction),
GetSourceName(instruction, 1), GetSourceName(instruction, 2));
break;
case Opcode.Dp4:
WriteLine("dp4{0} {1}, {2}, {3}",
GetInstructionModifier(instruction), GetDestinationName(instruction),
GetSourceName(instruction, 1), GetSourceName(instruction, 2));
break;
case Opcode.Else:
WriteLine("else");
break;
case Opcode.Endif:
WriteLine("endif");
break;
case Opcode.Exp:
WriteLine("exp{0} {1}, {2}",
GetInstructionModifier(instruction), GetDestinationName(instruction),
GetSourceName(instruction, 1));
break;
case Opcode.Frc:
WriteLine("frc{0} {1}, {2}",
GetInstructionModifier(instruction), GetDestinationName(instruction), GetSourceName(instruction, 1));
break;
case Opcode.If:
WriteLine("if {0}", GetSourceName(instruction, 0));
break;
case Opcode.IfC:
WriteLine("if_{0} {1}, {2}",
((IfComparison)instruction.Modifier).ToString().ToLower(),
GetSourceName(instruction, 0), GetSourceName(instruction, 1));
break;
case Opcode.Log:
WriteLine("log{0} {1}, {2}",
GetInstructionModifier(instruction), GetDestinationName(instruction),
GetSourceName(instruction, 1));
break;
case Opcode.Lrp:
WriteLine("lrp{0} {1}, {2}, {3}, {4}",
GetInstructionModifier(instruction), GetDestinationName(instruction),
GetSourceName(instruction, 1), GetSourceName(instruction, 2), GetSourceName(instruction, 3));
break;
case Opcode.Mad:
WriteLine("mad{0} {1}, {2}, {3}, {4}",
GetInstructionModifier(instruction), GetDestinationName(instruction),
GetSourceName(instruction, 1), GetSourceName(instruction, 2), GetSourceName(instruction, 3));
break;
case Opcode.Max:
WriteLine("max{0} {1}, {2}, {3}",
GetInstructionModifier(instruction), GetDestinationName(instruction),
GetSourceName(instruction, 1), GetSourceName(instruction, 2));
break;
case Opcode.Min:
WriteLine("min{0} {1}, {2}, {3}",
GetInstructionModifier(instruction), GetDestinationName(instruction),
GetSourceName(instruction, 1), GetSourceName(instruction, 2));
break;
case Opcode.Mov:
WriteLine("mov{0} {1}, {2}",
GetInstructionModifier(instruction), GetDestinationName(instruction), GetSourceName(instruction, 1));
break;
case Opcode.MovA:
WriteLine("mova{0} {1}, {2}",
GetInstructionModifier(instruction), GetDestinationName(instruction), GetSourceName(instruction, 1));
break;
case Opcode.Mul:
WriteLine("mul{0} {1}, {2}, {3}",
GetInstructionModifier(instruction), GetDestinationName(instruction),
GetSourceName(instruction, 1), GetSourceName(instruction, 2));
break;
case Opcode.Nop:
WriteLine("nop");
break;
case Opcode.Nrm:
WriteLine("nrm{0} {1}, {2}",
GetInstructionModifier(instruction), GetDestinationName(instruction), GetSourceName(instruction, 1));
break;
case Opcode.Pow:
WriteLine("pow{0} {1}, {2}, {3}",
GetInstructionModifier(instruction), GetDestinationName(instruction),
GetSourceName(instruction, 1), GetSourceName(instruction, 2));
break;
case Opcode.Rcp:
WriteLine("rcp{0} {1}, {2}",
GetInstructionModifier(instruction),
GetDestinationName(instruction), GetSourceName(instruction, 1));
break;
case Opcode.Rsq:
WriteLine("rsq{0} {1}, {2}",
GetInstructionModifier(instruction), GetDestinationName(instruction), GetSourceName(instruction, 1));
break;
case Opcode.Sge:
WriteLine("sge{0} {1}, {2}, {3}",
GetInstructionModifier(instruction), GetDestinationName(instruction),
GetSourceName(instruction, 1), GetSourceName(instruction, 2));
break;
case Opcode.Slt:
WriteLine("slt{0} {1}, {2}, {3}",
GetInstructionModifier(instruction), GetDestinationName(instruction),
GetSourceName(instruction, 1), GetSourceName(instruction, 2));
break;
case Opcode.SinCos:
if (shader.MajorVersion >= 3)
{
WriteLine("sincos {0}, {1}", GetDestinationName(instruction),
GetSourceName(instruction, 1));
}
else
{
WriteLine("sincos {0}, {1}, {2}, {3}", GetDestinationName(instruction),
GetSourceName(instruction, 1), GetSourceName(instruction, 2), GetSourceName(instruction, 3));
}
break;
case Opcode.Sub:
WriteLine("sub{0} {1}, {2}, {3}",
GetInstructionModifier(instruction), GetDestinationName(instruction),
GetSourceName(instruction, 1), GetSourceName(instruction, 2));
break;
case Opcode.Tex:
if ((shader.MajorVersion == 1 && shader.MinorVersion >= 4) || (shader.MajorVersion > 1))
{
WriteLine("texld {0}, {1}, {2}", GetDestinationName(instruction),
GetSourceName(instruction, 1), GetSourceName(instruction, 2));
}
else
{
WriteLine("tex {0}", GetDestinationName(instruction));
}
break;
case Opcode.TexLDL:
WriteLine("texldl {0}, {1}, {2}", GetDestinationName(instruction),
GetSourceName(instruction, 1), GetSourceName(instruction, 2));
break;
case Opcode.TexKill:
WriteLine("texkill {0}", GetDestinationName(instruction));
break;
case Opcode.Rep:
WriteLine("rep {0}",
GetDestinationName(instruction));
break;
case Opcode.EndRep:
WriteLine("endrep");
break;
case Opcode.DSX:
WriteLine("dsx{0} {1}, {2}",
GetInstructionModifier(instruction), GetDestinationName(instruction), GetSourceName(instruction, 1));
break;
case Opcode.DSY:
WriteLine("dsy{0} {1}, {2}",
GetInstructionModifier(instruction), GetDestinationName(instruction), GetSourceName(instruction, 1));
break;
case Opcode.TexLDD:
WriteLine("texldd {0}, {1}, {2}, {3}, {4}", GetDestinationName(instruction), GetSourceName(instruction, 1),
GetSourceName(instruction, 2), GetSourceName(instruction, 3),
GetSourceName(instruction, 4));
break;
case Opcode.BreakC:
WriteLine("break_{0} {1}, {2}",
((IfComparison)instruction.Modifier).ToString().ToLower(),
GetSourceName(instruction, 0),
GetSourceName(instruction, 1));
break;
//TODO: Add tests for Loop, and Lit
case Opcode.Loop:
WriteLine("loop {0}, {1}",
GetSourceName(instruction, 0),
GetSourceName(instruction, 1));
break;
case Opcode.EndLoop:
WriteLine("endloop");
break;
case Opcode.Lit:
WriteLine("lit{0} {1}, {2}",
GetInstructionModifier(instruction), GetDestinationName(instruction),
GetSourceName(instruction, 1));
break;
case Opcode.ExpP:
WriteLine("expp{0} {1}, {2}",
GetInstructionModifier(instruction), GetDestinationName(instruction),
GetSourceName(instruction, 1));
break;
case Opcode.LogP:
WriteLine("logp{0} {1}, {2}",
GetInstructionModifier(instruction), GetDestinationName(instruction),
GetSourceName(instruction, 1));
break;
case Opcode.M4x4:
WriteLine("m4x4{0} {1}, {2}, {3}",
GetInstructionModifier(instruction), GetDestinationName(instruction),
GetSourceName(instruction, 1), GetSourceName(instruction, 2));
break;
case Opcode.M4x3:
WriteLine("m4x3{0} {1}, {2}, {3}",
GetInstructionModifier(instruction), GetDestinationName(instruction),
GetSourceName(instruction, 1), GetSourceName(instruction, 2));
break;
case Opcode.M3x3:
WriteLine("m3x3{0} {1}, {2}, {3}",
GetInstructionModifier(instruction), GetDestinationName(instruction),
GetSourceName(instruction, 1), GetSourceName(instruction, 2));
break;
case Opcode.Call:
WriteLine("call {0}",
GetSourceName(instruction, 0));
break;
case Opcode.Ret:
WriteLine("ret");
break;
case Opcode.Label:
WriteLine("label", GetSourceName(instruction, 0));
break;
case Opcode.Comment:
case Opcode.End:
break;
default:
WriteLine(instruction.Opcode.ToString());
//WriteLine("// Warning - Not Implemented");
throw new NotImplementedException($"Instruction not implemented {instruction.Opcode}");
}
}
