Ziga Mahkovec writes: > On Wed, 2005-03-09 at 11:41 +0000, Andrew Haley wrote: > > Ziga Mahkovec writes: > > > > Something is wrong here. It looks like your ecj is running interpreted > > > > both in the "ecj" and "ecj-native" cases. > > > > > > [...] > > > > > > And strace indicates that eclipse.db is opened. Is there anything else > > > I can check? > > > > time gij -verbose:class ... > > Thanks Andrew, I put the steps and log files here: > http://www.bootchart.org/misc/ecj/ecj-native.html You didn't try -Dgnu.gcj.precompiled.db.path=/usr/lib/eclipse/eclipse.db without jdtcore.jar.so. > It seems that ecj was actually running native in both cases (with or > without gnu.gcj.precompiled.db.path). Which, looking at the source code > for com.sun.tools.javac.Main, seems right: > > @71 > loader = new URLClassLoader(new URL[] { > new URL("gcjlib://" + Config.ECJLIB_INST_DIR + "/" + libname)}); > > (libname being "lib-org-eclipse-jdt.so") > > Moving lib-org-eclipse-jdt.so out of the way speeds up gij/ecj > considerably. > > Shouldn't precompiled libraries be configured in runtime, as opposed to > in Main.java? And I'm not sure why it's actually faster when running > interpreted. This is bizarre. Profiling would tell us. Andrew.
