review (M) for 6862956: PhaseIdealLoop should have a CFG verification mode

Tom Rodriguez Thomas.Rodriguez at Sun.COM
Wed Aug 12 13:14:37 PDT 2009

No I haven't.  It's certainly not free.  I can add some TracePhases  
and do some runs.  I also moved the first verify into the preceeding  
block of PhaseIdealLoop passes so we aren't doing doing multiple  
verifies for code without loops.  I'll get some numbers.


On Aug 12, 2009, at 12:53 PM, Vladimir Kozlov wrote:

> Thank you, Tom, for doing this.
> Changes look good.
> Did you measure how much time compiler spends in the verification code
> (in PhaseIdealLoop::verify(igvn))?
> Thanks,
> Vladimir
> Tom Rodriguez wrote:

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