Re: speed of invokeExact

2013-05-08 Thread Jochen Theodorou
Am 07.05.2013 17:42, schrieb MacGregor, Duncan (GE Energy Management): > Which version of the jvm are you seeing this problem on, and are you > adapting the method handle every time as well as exact invoking it? the version is a 1.8.0-ea. Since this is a generic way of method invocation I have to

Re: speed of invokeExact

2013-05-08 Thread Jochen Theodorou
please forget what I wrote... I made a mistake Am 08.05.2013 11:59, schrieb Jochen Theodorou: > Am 07.05.2013 17:42, schrieb MacGregor, Duncan (GE Energy Management): >> Which version of the jvm are you seeing this problem on, and are you >> adapting the method handle every time as well as exact i

Re: speed of invokeExact

2013-05-08 Thread Jochen Theodorou
Am 07.05.2013 19:31, schrieb Christian Thalinger: [...] > Do you have any numbers?The problem is that if the MH is not constant > we can't do any inlining and it will be an out-of-line call (with a > trampoline in between). Is > your DMH a static or virtual? arg... looks like I made a mistake. I

Re: speed of invokeExact

2013-05-08 Thread John Rose
On May 8, 2013, at 5:33 AM, Jochen Theodorou wrote: > Am 07.05.2013 19:31, schrieb Christian Thalinger: > [...] >> Do you have any numbers?The problem is that if the MH is not constant >> we can't do any inlining and it will be an out-of-line call (with a >> trampoline in between). Is >> your D