<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div>I'm pushing method handles changes to JDK7 these days. Here's the first:</div><div> <a href="http://hg.openjdk.java.net/jdk7/hotspot-comp/hotspot/rev/56aae7be60d4">http://hg.openjdk.java.net/jdk7/hotspot-comp/hotspot/rev/56aae7be60d4</a></div><div><br></div><div>The next one is imminent; see review request below. This one refactors interface dispatching, so I don't need to write yet another copy of the same assembly code for method handles.</div><div><br></div><div>The following one will refactor the assembly code generation of subtype checking logic (used in checkcast, instanceof, aastore, Class.isInstance, etc.). If you want to follow this activity, you may want to lurk on <a href="mailto:hotspot-compiler-dev@openjdk.java.net">hotspot-compiler-dev@openjdk.java.net</a> (CC-ed).</div><div><br></div><div>Both of the latter changes should help with interface injection prototyping. (Hi, Tobias :-)</div><div><br></div><div>-- John</div><div><br></div><div>Begin forwarded message:</div><div><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div><br class="Apple-interchange-newline"><div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><font face="Helvetica" size="3" color="#000000" style="font: normal normal normal 12px/normal Helvetica; color: rgb(0, 0, 0); "><b>From: </b></font><font face="Helvetica" size="3" style="font: normal normal normal 12px/normal Helvetica; ">John Rose <<a href="mailto:john.rose@sun.com">john.rose@sun.com</a>></font></div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><font face="Helvetica" size="3" color="#000000" style="font: normal normal normal 12px/normal Helvetica; color: rgb(0, 0, 0); "><b>Date: </b></font><font face="Helvetica" size="3" style="font: normal normal normal 12px/normal Helvetica; ">March 5, 2009 5:54:04 PM PST</font></div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><font face="Helvetica" size="3" color="#000000" style="font: normal normal normal 12px/normal Helvetica; color: rgb(0, 0, 0); "><b>To: </b></font><font face="Helvetica" size="3" style="font: normal normal normal 12px/normal Helvetica; ">hotspot compiler <<a href="mailto:hotspot-compiler-dev@openjdk.java.net">hotspot-compiler-dev@openjdk.java.net</a>></font></div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><font face="Helvetica" size="3" color="#000000" style="font: normal normal normal 12px/normal Helvetica; color: rgb(0, 0, 0); "><b>Subject: </b></font><font face="Helvetica" size="3" style="font: normal normal normal 12px/normal Helvetica; "><b>for review (M): 6812831 factor megamorphic invokeinterface (for 6655638)</b></font></div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; min-height: 14px; "><br></div></div><div>In response to a review request (thanks, Vladimir!) I've split the refactoring of the itable lookup logic into a separate change request.<br><br>Here it is; please (re-)review:<br><a href="http://cr.openjdk.java.net/~jrose/6812831/webrev">http://cr.openjdk.java.net/~jrose/6812831/webrev</a><br><br>It is a little different from the corresponding changes in the mega-review.<br>I cleaned it up slightly, so that the interface search loop is tighter. (Should fit on an I$ line now.)<br>I also make it work on x86 (32 and 64) and SPARC.<br><br>-- John<br></div><div><br></div></div></div></div></body></html>