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From Egor Pasko <egor.pa...@gmail.com>
Subject Re: [drlvm][jit][opt][timer]How to measure the execution time of a specific optpass?
Date Thu, 26 Jul 2007 09:08:53 GMT
On the 0x31F day of Apache Harmony Yunyun Hao wrote:
> Hi,all,
> 
>   I want to measure and print the execution time of a specific optimization
> pass,such as SSA.
>   Are there some command-line options to be specified for it?

Ideally the following should work:

-XX:jit.SD2_OPT.arg.time=on -Xem:server

It works for HelloWorld, but fails for more tricky workloads like
DaCapo. I suspect some troubles in deinitialization.

Did anybody observe this feature working well recently?

-- 
Egor Pasko


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