[m-rev.] For review: Improvments to Stack Segments code.

Julien Fischer juliensf at csse.unimelb.edu.au
Fri Feb 25 15:38:45 AEDT 2011

On Fri, 25 Feb 2011, Julien Fischer wrote:

> On Thu, 24 Feb 2011, Julien Fischer wrote:
>> Ok, I've tested G12 with the grade asm_fast.gc.stseg.trseg**,
>> asm_fast.gc.trseg and hlc.gc.trseg and everything seems fine.
>> Timings for the large variant of the G12/FD test suite are as follows:
>> Grade				Old			New
>> -----				---			---
>> hlc.gc.trseg			105s			106s
>> asm_fast.gc.trseg		128s			128s
>> asm_fast.gc.stseg.trseg		133s			135s
>> In short, there's no significant performance difference with this
>> change.  (In passing, I would note that the gap between the performance
>> of asm_fast.gc.trseg and hlc.gc.trseg versions of the G12/FD solver
>> seems have widened.)
>> I'll run further tests in a couple of other trailing grades, but I
>> expect they won't show anything up either.
> hlc.par.gc.trseg is is broken, the `bounds_inconsistent' test
> with parameter 10000000, appears to go into a loop (possibly it
> deadlocks?)

Same thing for asm_fast.par.gc.trseg.

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