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Internal/Contributor docs for the Qt SDK. <b>Note:</b> These are NOT official API docs; those are found <a href='https://doc.qt.io/'>here</a>.
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Public Member Functions | Public Attributes | List of all members
QV4::Compiler::ControlFlowBlock Struct Reference

#include <qv4compilercontrolflow_p.h>

+ Inheritance diagram for QV4::Compiler::ControlFlowBlock:
+ Collaboration diagram for QV4::Compiler::ControlFlowBlock:

Public Member Functions

 ControlFlowBlock (Codegen *cg, QQmlJS::AST::Node *ast)
 
virtual ~ControlFlowBlock ()
 
virtual bool requiresUnwind () override
 
- Public Member Functions inherited from QV4::Compiler::ControlFlowUnwind
 ControlFlowUnwind (Codegen *cg, Type type)
 
void setupUnwindHandler ()
 
void emitUnwindHandler ()
 
virtual BytecodeGenerator::ExceptionHandler * unwindHandler () override
 
- Public Member Functions inherited from QV4::Compiler::ControlFlow
 ControlFlow (Codegen *cg, Type type)
 
virtual ~ControlFlow ()
 
UnwindTarget unwindTarget (UnwindType type, const QString &label=QString())
 
virtual QString label () const
 
bool hasLoop () const
 
BytecodeGenerator::ExceptionHandler * parentUnwindHandler ()
 

Public Attributes

Context * block
 
- Public Attributes inherited from QV4::Compiler::ControlFlowUnwind
BytecodeGenerator::ExceptionHandler unwindLabel
 
- Public Attributes inherited from QV4::Compiler::ControlFlow
Codegen * cg
 
ControlFlow * parent
 
Type type
 

Additional Inherited Members

- Public Types inherited from QV4::Compiler::ControlFlow
enum  Type {
  Loop , With , Block , Finally ,
  Catch
}
 
enum  UnwindType { Break , Continue , Return }
 
using Reference = Codegen::Reference
 
using BytecodeGenerator = Moth::BytecodeGenerator
 
using Instruction = Moth::Instruction
 
- Protected Member Functions inherited from QV4::Compiler::ControlFlow
virtual BytecodeGenerator::Label getUnwindTarget (UnwindType, const QString &=QString())
 
QString loopLabel () const
 
BytecodeGenerator * generator () const
 

Detailed Description

Definition at line 243 of file qv4compilercontrolflow_p.h.

Constructor & Destructor Documentation

◆ ControlFlowBlock()

QV4::Compiler::ControlFlowBlock::ControlFlowBlock ( Codegen * cg,
QQmlJS::AST::Node * ast )
inline

Definition at line 245 of file qv4compilercontrolflow_p.h.

References block, QV4::Compiler::ControlFlow::cg, QV4::Compiler::Context::emitBlockHeader(), QV4::Compiler::Codegen::enterBlock(), QV4::Compiler::ControlFlow::generator(), QV4::Compiler::Context::requiresExecutionContext, QV4::Moth::BytecodeGenerator::setUnwindHandler(), QV4::Compiler::ControlFlowUnwind::setupUnwindHandler(), and QV4::Compiler::ControlFlowUnwind::unwindLabel.

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◆ ~ControlFlowBlock()

virtual QV4::Compiler::ControlFlowBlock::~ControlFlowBlock ( )
inlinevirtual

Definition at line 257 of file qv4compilercontrolflow_p.h.

References block, QV4::Compiler::ControlFlow::cg, QV4::Compiler::Context::emitBlockFooter(), QV4::Compiler::ControlFlowUnwind::emitUnwindHandler(), QV4::Compiler::ControlFlow::generator(), QV4::Compiler::Codegen::leaveBlock(), QV4::Moth::BytecodeGenerator::Label::link(), QV4::Compiler::ControlFlow::parentUnwindHandler(), QV4::Compiler::Context::requiresExecutionContext, QV4::Moth::BytecodeGenerator::setUnwindHandler(), and QV4::Compiler::ControlFlowUnwind::unwindLabel.

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Member Function Documentation

◆ requiresUnwind()

virtual bool QV4::Compiler::ControlFlowBlock::requiresUnwind ( )
inlineoverridevirtual

Reimplemented from QV4::Compiler::ControlFlow.

Definition at line 271 of file qv4compilercontrolflow_p.h.

References block, and QV4::Compiler::Context::requiresExecutionContext.

Member Data Documentation

◆ block

Context* QV4::Compiler::ControlFlowBlock::block

Definition at line 275 of file qv4compilercontrolflow_p.h.

Referenced by ControlFlowBlock(), ~ControlFlowBlock(), and requiresUnwind().

The documentation for this struct was generated from the following file: