/// <summary>
/// Called when a <see cref="PHP.Core.AST.TypeDecl"/> AST node is left during the emit phase.
/// </summary>
public void LeaveTypeDeclaration()
{
CompilerLocationStack.TypeDeclContext context = locationStack.PeekTypeDecl();
locationStack.Pop();
// close CallSites:
this.callSites.Bake();
// restore:
this.callSites = context.CallSites;
this.TypeContextPlace = context.TypeContextPlace;
}
/// <summary>
/// Called when a <see cref="PHP.Core.AST.GlobalCode"/> AST node is left during the emit phase.
/// </summary>
public void LeaveGlobalCodeDeclaration()
{
CompilerLocationStack.GlobalCodeContext gc_context = locationStack.PeekGlobalCode();
locationStack.Pop();
// clear (for convenience):
this.sourceUnit = null;
// close CallSites:
this.callSites.Bake();
// restore:
this.callSites = null;
this.il = gc_context.IL;
this.ScriptContextPlace = gc_context.ScriptContextPlace;
this.TypeContextPlace = gc_context.ClassContextPlace;
this.LateStaticBindTypePlace = null;
this.SelfPlace = gc_context.SelfPlace;
this.ResultPlace = gc_context.ResultPlace;
this.ReturnLabel = gc_context.ReturnLabel;
this.currentVariablesTable = gc_context.CurrentVariablesTable;
this.currentLabels = gc_context.CurrentLabels;
this.RTVariablesTablePlace = gc_context.RTVariablesTablePlace;
this.OptimizedLocals = gc_context.OptimizedLocals;
this.ReturnsPhpReference = gc_context.ReturnsPhpReference;
this.ExceptionBlockNestingLevel = gc_context.ExceptionBlockNestingLevel;
}
/// <summary>
/// Called when a <see cref="PHP.Core.AST.TypeDecl"/> AST node is entered during the emit phase.
/// </summary>
public void EnterTypeDeclaration(PhpType/*!*/ type)
{
CompilerLocationStack.TypeDeclContext cd_context = new CompilerLocationStack.TypeDeclContext();
cd_context.Type = type;
cd_context.TypeContextPlace = TypeContextPlace;
TypeContextPlace = new Place(null, type.TypeDescFieldInfo);
// CallSites
cd_context.CallSites = callSites;
this.callSites = new CallSitesBuilder(
sourceUnit.CompilationUnit.Module.GlobalType.RealModuleBuilder,
type.QualifiedName.ToString(),
TypeContextPlace, /*class_context = TypeContextPlace, can be used in .cctor of call sites container*/
type);
//
locationStack.PushTypeDecl(cd_context);
}
/// <summary>
/// Called when a <see cref="PHP.Core.AST.GlobalCode"/> AST node is entered during the emit phase.
/// </summary>
public void EnterGlobalCodeDeclaration(VariablesTable variablesTable,
Dictionary<VariableName, Statement> labels, CompilationSourceUnit/*!*/ sourceUnit)
{
CompilerLocationStack.GlobalCodeContext gc_context = new CompilerLocationStack.GlobalCodeContext();
// no need to backup current source unit as it is no longer needed:
this.sourceUnit = sourceUnit;
// set whether access to variables should be generated via locals or table
gc_context.OptimizedLocals = this.OptimizedLocals;
this.OptimizedLocals = false;
// global code returns object
gc_context.ReturnsPhpReference = this.ReturnsPhpReference;
this.ReturnsPhpReference = false;
// CallSites
Debug.Assert(this.callSites == null, "Unclosed CallSite!");
this.callSites = new CallSitesBuilder(
sourceUnit.CompilationUnit.Module.GlobalType.RealModuleBuilder,
sourceUnit.SourceFile.RelativePath.ToString(),
null/*Unknown at compile time*/);
// set ILEmitter for global code
gc_context.IL = il;
il = CompilationUnit.ModuleBuilder.CreateGlobalCodeEmitter();
// set current variables table (at codeGenerator)
gc_context.CurrentVariablesTable = currentVariablesTable;
currentVariablesTable = variablesTable;
// set current labels table (at codeGenerator)
gc_context.CurrentLabels = currentLabels;
currentLabels = labels;
// set OpCode for loading hashtable with variables at runtime
gc_context.RTVariablesTablePlace = RTVariablesTablePlace;
RTVariablesTablePlace = new IndexedPlace(PlaceHolder.Argument, 1);
// set Script Context place
gc_context.ScriptContextPlace = ScriptContextPlace;
ScriptContextPlace = new IndexedPlace(PlaceHolder.Argument, ScriptBuilder.ArgContext);
// set Class Context place
gc_context.ClassContextPlace = TypeContextPlace;
TypeContextPlace = new IndexedPlace(PlaceHolder.Argument, ScriptBuilder.ArgIncluder);
// set Self place
gc_context.SelfPlace = SelfPlace;
SelfPlace = new IndexedPlace(PlaceHolder.Argument, ScriptBuilder.ArgSelf);
// set late static bind place
gc_context.LateStaticBindTypePlace = LateStaticBindTypePlace;
LateStaticBindTypePlace = null;
// set Result place and return label
gc_context.ResultPlace = ResultPlace;
gc_context.ReturnLabel = ReturnLabel;
ResultPlace = null;
// set exception block nesting:
gc_context.ExceptionBlockNestingLevel = ExceptionBlockNestingLevel;
ExceptionBlockNestingLevel = 0;
locationStack.PushGlobalCode(gc_context);
}
