I've just uploaded a binary with the allocation change (including lea). Let's see whether it makes a difference. //Lars
On Wed, Dec 23, 2009 at 1:56 AM, <[email protected]> wrote: > > http://codereview.chromium.org/501170/diff/1/3 > File src/ia32/macro-assembler-ia32.cc (right): > > http://codereview.chromium.org/501170/diff/1/3#newcode738 > src/ia32/macro-assembler-ia32.cc:738: > UpdateAllocationTopHelper(result_end, scratch); > I assume the order was changed here generate instructions with better > scheduling (it would be nice if the change log said more about why > changes were made...) The result is probably going to be used almost > immediately. On a previous compiler I found using lea instead of or_ > was faster because the address generation unit has faster bypass. > > > http://codereview.chromium.org/501170 > -- v8-dev mailing list [email protected] http://groups.google.com/group/v8-dev
