llvm dev - Jun 2011 - [LLVMdev] MC-JIT (any progress?)

On 07/19/2010 05:14, Olivier Meurant wrote:
> Together with Jan Sjodin (in copy of this email), we begin an
> implementation of the JIT with MC. The idea, suggested by Jan, is to
> develop a MCJIT in parallel of the current JIT and to keep the two
> implementations until (at least) the new MC one is mature enough.
> Currently code is kept on gitorious
> (http://gitorious.org/llvm-mc-jit/llvm-mc-jit).
>    
Any progress with this?
gitorious page shows the last update on Jul 27, 2010.

Yuri

On 06/24/2011 13:23, Jim Grosbach wrote:
>> Any progress with this?
>> gitorious page shows the last update on Jul 27, 2010.
>>      
> There's basics for an MC JIT implemented now, but it's not yet full
featured enough to replace the old JIT. Have a look at
ExecutionEnginer/RuntimeDyld and ExecutionEngine/MCJIT.
>
> It's usable enough for some things; for example, dynamic expression
evaluation in lldb. The biggest gaps are more thorough relocation support and
lazy compilation.
>    
Does it, or does it plan to write binary PIC code into the continuous 
memory area which can be saved and restored if needed? I was thinking, 
maybe I am mistaken, that the plan was to write code in memory as ELF 
which can be exported/imported as such. Is this the case?

Yuri