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From Geir Magnusson Jr <g...@4quarters.com>
Subject Re: 64-bit support in Harmony
Date Wed, 28 Dec 2005 12:52:23 GMT


Andrey Chernyshev wrote:
> The README for HARMONY-14 class libraries contribution says that the
> currently supported configurations are "win.IA32" or "linux.IA32".
> Some classes have also dependencies on ICU4C and ICU4JNI libraries
> which are included as 32-bit binaries with the contribution.
> 
> I wonder what people think how we could extend it to support any
> 64-bit platforms? More specifically:
> 
>  - are there any plans to commit 64-bit binaries of ICU4C and ICU4JNI,
> say, for EM64T or IPF (Itanium Platform Family)?

Seems like we have them now.  Thanks for volunteering!  There is no 
reason why we wouldn't do this.

> 
> - will it be possible to compile and run the current implementation of
> Harmony class libraries on 64-bit platforms, provided that the 64-bit
> binaries of ICU and 64-bit VM are in place? At least the file
> 'native-src\linux.IA32\port\hysignal.c' seems to be IA32-specific as
> it contains information about IA32 registers. The files 'thrhelp.s'
> and 'thrspinlock.s' in the 'thread' directory are also the examples of
> IA32-specific code.

This is up to us, and I think the answer is "certainly".  Someone just 
needs to do the work.

You know where to post the code :)

geir

> 
> Thank you,
> Andrey Chernyshev
> Intel Managed Runtime Division
> 
> 

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