[M3devel] "C-generating backend progress report, that nobody asked for" :)

Antony Hosking hosking at cs.purdue.edu
Sun Sep 9 17:05:08 CEST 2012


Yes, agreed, these need to be properly typed too.
First step will be to lift the M3CG interface.
Problem: The compiler needs to control layout so that the run-time system knows where to find things.  This means that we need to assert alignments and layouts produced by the backend are the same as those in the front-end.  LLVM has nice ways to do this.  How will we do it in the C backend?  Does C have sufficient control over alignment?

On Sep 9, 2012, at 10:53 AM, Jay <jay.krell at cornell.edu> wrote:

> Btw, can this include "segment"/globals? Can they each be separate named variables? At least some of them?
> 
> 
>  - Jay (briefly/pocket-sized-computer-aka-phone)
> 
> On Sep 9, 2012, at 7:48 AM, Antony Hosking <hosking at cs.purdue.edu> wrote:
> 
>> I’m looking at it...
>> 
>> First step is to lift slightly the level of M3CG to use properly typed memory access, instead of untyped address + offset.
>> 
>> On Sep 9, 2012, at 2:32 AM, Dragiša Durić <dragisha at m3w.org> wrote:
>> 
>>> I hope somebody will take on LLVM :).
>>> 
>> 

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