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Re: Java Porting Query ..

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On 08/29/2012 08:56 AM, ssmile wrote:
> Hello !!>
> I have a RISC based 32-bit processor on an embedded platform.>
> About the embedded platform, the following information can be assumed...
> * A GCC based toolchain supporting C and C++ is available for that platform.
> * Amount of Memory (RAM) on the platform is configurable to a certain extent.
> * A suitable version of Linux (2.4.x.x) will be running on this platform.
> What is required is complete support for Java development and execution.

> I would like feedback from anyone who has ported a Java Runtime Environment (JRE) onto custom processors.
How about a link from someone who hasn't?
> What are the issues that are encountered? What work needs to be done on the target platform and what support needs to be added on the Host/ Development side?
> For example, the JVM (which is part of a JRE) typically includes a JIT compiler. This compiler will take Java bytecode and convert it to native assembly code. For a custom processor, this code generation will have to be implemented.
> JVMs have memory allocation modules. Do they need any customization?
> Once a JRE is ported onto the custom platform, does it have to go through any certification process?
> Any insights into the process of porting a Java Runtime will help.
The very first hit for port+java+to+new+platform is an article titled:
"Zero and Shark: a Zero-Assembly Port of OpenJDK"
<http://today.java.net/pub/a/today/2009/05/21/zero-and-shark-openjdk-port.html>
Thanks for the mention, hope it helps.

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Java Porting Query .. ssmile <ssmile03@gmail.com> - 2012-08-29 05:56 -0700
  Re: Java Porting Query .. Jeff Higgins <jeff@invalid.invalid> - 2012-08-29 09:57 -0400

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