Re: [rvm-research] Call-Site Information

On 25/05/16 12:10, Michael Bond wrote:
> One gotcha: There's an issue in Jikes RVM (<=3.1.3, at least) such that
> if the left-most word (by default, this'll be the MiscHeader word) has
> the least-significant bit as 1 instead of 0, Jikes RVM will crash (at
> least with certain GCs?). You can avoid this by making sure it's always
> 0 or by putting the MiscHeader to the right of the TIB pointer; see our
> Octet patch for an example of the latter
> (https://sourceforge.net/p/jikesrvm/research-archive/43/).

This sounds like something I might have fixed in the past month or so. 
The code that skipped past allocation fill was just looking for a low 
bit, rather than the actual fill pattern.

cheers,
Robin


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