[M3devel] aligned_procedures: suggest "closure_marker_size"

[Tony Hosking]

If we declare it as a 32-bit subrange it should just work, right?

Antony Hosking | Associate Professor | Computer Science | Purdue University
305 N. University Street | West Lafayette | IN 47907 | USA
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On 27 Jan 2010, at 09:01, Jay K wrote:

> MIPS64, SPARC64 and maybe others could probably all benefit slightly from
>   the closure marker being a 4 byte -1 instead of an INTEGER.
>  
>  
>  That is: 64bit architectures with a fixed size 4 byte instruction where alignment is checked
> 
>  
>  That is, we should probably make their be a per-target variable "closure marker size"
>   that is 4 for all current targets (IA64 should probably be 16 though),
>   though one would have to look into the various instruction encodings.
> 
> 
>  - Jay

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