private void FinalizeCodeBlock()
{
//TcbDependencyUpdate.Process(CodeBlock);
//OutputTrace("Dependency Update");
//Re-order computations so that less expensive output variables and temps are computed first
TcbReOrderComputations.Process(CodeBlock, FixOutputComputationsOrder);
this.ReportNormal("Re-order Computations", CodeBlock);
if (EnableTestEvaluation)
{
EvaluationDataHistory.AddEvaluation("Re-order computations");
}
//Minimize number of temporary variables needed in the final code
TcbReUseTempVariables.Process(CodeBlock);
this.ReportNormal("Re-use Temp Variables", CodeBlock);
CodeBlock.UpdateParametersDictionary();
if (EnableTestEvaluation)
{
EvaluationDataHistory.AddEvaluation("Re-use temp variables");
this.ReportNormal("Evaluation History", EvaluationDataHistory);
}
}
//private void OutputTrace(string traceItemTitle)
//{
// if (ReferenceEquals(_progress, null))
// return;
// this.ReportNormal(traceItemTitle, CodeBlock.ToString());
//}
//private void OutputTrace(string traceItemTitle, string traceItemText)
//{
// if (ReferenceEquals(_progress, null))
// return;
// this.ReportNormal(traceItemTitle, traceItemText);
//}
private void InitializeCodeBlock()
{
//Generate low-level code if not already generated and initialize target code block
TcbInitialize.Process(CodeBlock, Generator.GenerateLowLevelItems());
this.ReportNormal("Initialize Code Block", CodeBlock);
if (EnableTestEvaluation)
{
EvaluationDataHistory =
_inputsWithTestValues == null || _inputsWithTestValues.Count == 0
? new TlCodeBlockEvaluationHistory(CodeBlock, -5.0D, 5.0D)
: new TlCodeBlockEvaluationHistory(CodeBlock, _inputsWithTestValues);
EvaluationDataHistory.AddEvaluation("Initialize Code Block");
}
}
private void ProcessSubExpressions()
{
//Use full reduction algorithm to produce less computations and simplest possible RHS expressions
//but may take longer time and may require more temp variables
if (GMacCompilerOptions.ReduceLowLevelRhsSubExpressions)
{
TcbReduceRhsExpressions.Process(CodeBlock);
this.ReportNormal("Reduce RHS Sub-expressions", CodeBlock);
if (EnableTestEvaluation)
{
EvaluationDataHistory.AddEvaluation("Reduce RHS Sub-expressions");
}
return;
}
//Use partial reduction algorithm to factor out sub expressions used multiple times during
//computation but may produce larger RHS expressions per temp\output variable
//Remove temp variables having duplicate RHS expressions
TcbRemoveDuplicateTemps.Process(CodeBlock);
this.ReportNormal("Remove Duplicate Temps", CodeBlock);
if (EnableTestEvaluation)
{
EvaluationDataHistory.AddEvaluation("Remove Duplicate Temps");
}
//Factor common sub-expressions into separate low-level temp variables
TcbFactorSubExpressions.Process(CodeBlock);
this.ReportNormal("Factor Common Sub-expressions", CodeBlock);
if (EnableTestEvaluation)
{
EvaluationDataHistory.AddEvaluation("Factor Common Sub-expressions");
}
}
