CLDC HotSpot Implementation
Architecture Guide | 
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CLDC HotSpot Implementation
Architecture Guide
04-2008
1. CLDC HotSpot Implementation Virtual Machine
1.2 The HotSpot Virtual Machine
1.3 Processor and Memory Requirements
1.4.1 Faster Execution Consumes Less Power
2.1.2.1 Incremental and Scheduled Compilation
2.1.4 Lightweight Threading System
2.1.5.1 Very Compact Object Headers
2.1.6 Unified Resource Management
2.1.7 Generational Garbage Collection
2.1.8 Dedicated Heap Area for Compiled Code
2.1.9 Fast Integrated Class Prelinker
2.1.10 Fully Object-Oriented Internal Design and Upwards Scalability
2.1.13 Faster Virtual Machine Startup With Ahead‐of‐Time Compilation
2.1.14 Faster Application Startup With In-Place Execution
2.3 Other Technical Features in This Release
2.3.1 Multiple and Shared In-place Execution Images
2.3.2 AOT Compilation of Application Classes
2.3.3 Improved Support for Dynamically Loaded Optional Packages
2.3.4 ARM Vector Floating Point Compiler Support
3. Heap Architecture and Garbage Collection
3.1.2 Tracking Pointers Across Generations
5.1 Long-Running Compared With Blocking Native Methods
6.1.2 Multitasking in MIDP 2.0
6.2.1 Virtualization of Static Variables
6.2.2 Static Class Initialization
6.2.4.1 Synchronization of Java Classes
6.2.4.2 Synchronization of String Objects
6.2.5.1 Scheduling and Priorities
7. Ahead-of-Time Compilation Support
7.1 Methods Eligible for AOT Compilation
7.2 Choosing ROMized Methods to be AOT Compiled
7.3 AOT Compilation of Application Classes
7.3.1 Choosing Which Application Methods to AOT Compile
8.2 Multiple and Shared Images
8.2.1 Libraries Used By Multiple MIDlets
8.2.2 Example of Unshared Library Image
8.2.3 Example of Shared Library Image
8.3.1 Storing Application Image Files
8.4 Integrating the In-Place Execution Feature
8.4.2 Executing an Application Image
8.4.3 In-Place Execution Example
8.5 In-Place Execution from Flash
8.6 Experimenting With In-Place Execution
9. Jazelle Options for ARM Implementations
9.1 Flags to Enable Jazelle DBX
10. Vector Floating Point Support for ARM Implementations
10.1 VFP Implementation Details
11.2 Requirement for System Classes
11.3.1 ROMizer Optimization Options
11.3.3 Ahead-of-Time (AOT) Compilation
11.3.4 Example ROM Configuration File
12. Dynamically Loaded Optional Packages
12.1 Dynamic Native Method Support Improvements
13. Java Programming Language Debugging with KDWP
13.2.1 Connections Between a Debugger and CLDC HotSpot Implementation
13.4 Using the Debug Agent and the JPDA Debugger
13.4.1 Starting a Debug Session
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CLDC HotSpot Implementation
Architecture Guide | 04-2008 |
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Copyright © 2008, Sun Microsystems, Inc. All rights reserved.
