Is there a not too complicated way to get the x86 (or other processor) instructions produced by the JVM?
Maybe there is a link to some Wiki explaining that? 2009/9/19 Charles Oliver Nutter <head...@headius.com> > On Fri, Sep 18, 2009 at 4:52 PM, James Ladd <james_l...@hotmail.com> > wrote: > > 1. Is there a document that details each VM instruction and the time it > > takes in cycles on > > a particular architecture? > > I don't think it's possible to accurately measure this information. > > The JVM bytecode is essentially an intermediate representation that > the JVM takes and optimizes when compiling to native code. The cycles > a given instruction takes will have little relation to the actual > native code generated. > > > 2. Would anyone else find this information useful ? > > If it were possible to determine, yes :) But it's not. > > - Charlie > _______________________________________________ > mlvm-dev mailing list > mlvm-dev@openjdk.java.net > http://mail.openjdk.java.net/mailman/listinfo/mlvm-dev >
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