Bck2Brwsr 0.9

(Difference between revisions)

Revision as of 08:38, 20 February 2014

var stI0 = lcI0;
var stI1 = lcI1;
var stI0 = stI0 + stI1;
return stI0;

the now generated code is

return lcI0 + lcI1;

which is shorter and more human readable. However I doubt the V8 virtual machine sees any benefits - I think the final native code remains the same.

@@ Line 1: / Line 1: @@
-[[TBD]]: Nothing yet.
+* Eliminated useless stack assignments. Instead of doing
+<source lang="javascript">
+var stI0 = lcI0;
+var stI1 = lcI1;
+var stI0 = stI0 + stI1;
+return stI0;
+</source>
+the now generated code is
+<source lang="javascript">
+return lcI0 + lcI1;
+</source>
+which is shorter and more human readable. However I doubt the [[V8]] virtual machine sees any benefits - I think the final native code remains the same.