php7 internal

PHP7 kernel analysis

原创内容，转载请注明出处~

代码版本：php-7.0.12

feedback

Communicate & complain about error feedback

Paper version

Jingdong Dangdang

Table of contents:

• Chapter 1 Basic Architecture of PHP
  • 1.1 Introduction to PHP
  • 1.2 Improvements in PHP7
  • 1.3 FPM
    • 1.3.1 Overview
    • 1.3.2 Basic implementation
    • 1.3.3 Initialization of FPM
    • 1.3.4 Request processing
    • 1.3.5 Process Management
  • 1.4 Several stages of PHP execution
• Chapter 2 Variables
  • 2.1 Internal implementation of variables
  • 2.2 Array
  • 2.3 Static variables
  • 2.4 Global variables
  • 2.5 Constants
• Chapter 3 Zend Virtual Machine
  • 3.1 Compilation of PHP code
    • 3.1.1 Lexical analysis and syntax analysis
    • 3.1.2 Abstract syntax tree compilation process
  • 3.2 Function implementation
    • 3.2.1 Internal functions
    • 3.2.2 Implementation of user functions
  • 3.3 Zend engine execution process
    • 3.3.1 Basic structure
    • 3.3.2 Execution process
    • 3.3.3 Function execution flow
    • 3.3.4 Global execute_data and opline
  • 3.4 Object-oriented implementation
    • 3.4.1 Class
    • 3.4.2 Objects
    • 3.4.3 Inheritance
    • 3.4.4 Dynamic properties
    • 3.4.5 Magic methods
    • 3.4.6 Automatic loading of classes
  • 3.5 Runtime caching
  • 3.6 Opcache
    • 3.6.1 opcode cache
    • 3.6.2 opcode optimization
    • 3.6.3 JIT
• Chapter 4 PHP basic syntax implementation
  • 4.1 Type conversion
  • 4.2 Select structure
  • 4.3 Loop structure
  • 4.4 Interrupts and jumps
  • 4.5 include/require
  • 4.6 Exception handling
• Chapter 5 Memory Management
  • 5.1 Zend memory pool
  • 5.2 Garbage collection
• Chapter 6 Thread Safety
  • 6.1 What is thread safety?
  • 6.2 Thread-safe resource manager
• Chapter 7 Extended Development
  • 7.1 Overview
  • 7.2 Implementation principle of extension
  • 7.3 Extension composition and compilation
    • 7.3.1 Extension composition
    • 7.3.2 Compilation tools
    • 7.3.3 Basic steps for writing extensions
    • 7.3.4 config.m4
  • 7.4 Hook function
  • 7.5 Runtime configuration
    • 7.5.1 Global variables
    • 7.5.2 ini configuration
  • 7.6 Functions
    • 7.6.1 Internal function registration
    • 7.6.2 Function parameter analysis
    • 7.6.3 Parameter passing by reference
    • 7.6.4 Function return value
    • 7.6.5 Function call
  • 7.7 Operation of zval
    • 7.7.1 Newly generate various types of zval
    • 7.7.2 Get the value and type of zval
    • 7.7.3 Type conversion
    • 7.7.4 Reference counting
    • 7.7.5 String operations
    • 7.7.6 Array operations
  • 7.8 Constants
  • 7.9 Object-oriented
    • 7.9.1 Internal class registration
    • 7.9.2 Define member attributes
    • 7.9.3 Defining member methods
    • 7.9.4 Defining constants
    • 7.9.5 Instantiation of classes
  • 7.10 Resource Types
  • 7.11 Classic extension analysis
    • 7.8.1 Yaf
    • 7.8.2 Redis
• Chapter 8 Namespaces
  • 8.1 Overview
  • 8.2 Definition of namespace
    • 8.2.1 Definition syntax
    • 8.2.2 Internal implementation
  • 8.3 Use of namespaces
    • 8.3.1 Basic usage
    • 8.3.2 use import
    • 8.3.3 Dynamic usage

Implement new PHP features

• 1. Break/continue is implemented according to label interruption syntax
• 2. defer syntax
• 3. Coroutine
  • 3.1 Principle of coroutine
  • 3.2 Context switching