Many thanks for being flexible here. Karen
> On Jul 27, 2017, at 4:01 PM, Bjorn B Vardal <bjorn...@ca.ibm.com> wrote: > > Yes, we should be able to work with the lower range. > > ----- Original message ----- > From: Karen Kinnear <karen.kinn...@oracle.com> > To: Bjorn B Vardal <bjorn...@ca.ibm.com> > Cc: valhalla-spec-experts@openjdk.java.net > Subject: Re: MVT change in new opcode numbers? > Date: Thu, Jul 27, 2017 3:10 PM > > Sigh - it does matter to us where it starts - we do quickening internally > using the higher ranges and our code knows about > ranges for “real” java byte codes vs internal byte codes. > > If it is possible we would appreciate the lower numbers since the higher > numbers would slow down our range checking. > > thanks, > Karen > >> On Jul 27, 2017, at 2:09 PM, Bjorn B Vardal <bjorn...@ca.ibm.com >> <mailto:bjorn...@ca.ibm.com>> wrote: >> >> If you want to make it contiguous, does it matter to you (HotSpot) where it >> starts? If not, the most practical for us would be 217-225. If that doesn't >> work, I believe we'll be able to work with 203-211. >> >> ----- Original message ----- >> From: Karen Kinnear <karen.kinn...@oracle.com >> <mailto:karen.kinn...@oracle.com>> >> Sent by: "valhalla-spec-experts" >> <valhalla-spec-experts-boun...@openjdk.java.net >> <mailto:valhalla-spec-experts-boun...@openjdk.java.net>> >> To: valhalla-spec-experts@openjdk.java.net >> <mailto:valhalla-spec-experts@openjdk.java.net> >> Cc: >> Subject: MVT change in new opcode numbers? >> Date: Thu, Jul 27, 2017 1:38 PM >> >> Dan Smith, Bjorn, Dan H, Remi - >> >> Does it work for you if we change the JVMS to use the following value-type >> byte codes - i.e. >> make them contiguous? >> In the hotspot implementation, we ran out of internally-usable byte codes >> when we left holes here. >> >> _vload = 203, // 0xcb >> 248 _vstore = 204, // 0xcc >> 249 _vaload = 205, // 0xcd >> 250 _vastore = 206, // 0xce >> 251 _vreturn = 207, // 0xcf >> 252 _vdefault = 208, // 0xd0 >> 253 _vwithfield = 209, // 0xd1 >> 254 _vbox = 210, // 0xd2 >> 255 _vunbox = 211, // 0xd3 >> (note: we removed vgetfield) >> >> thanks, >> Karen >> > > >
