hotspot: 6956668: misbehavior of XOR operator (^) with int (original) (raw)

vladimir.kozlov at oracle.com vladimir.kozlov at oracle.com
Tue May 31 12:42:50 PDT 2011

Changeset: 33e2b8f1d466 Author: kvn Date: 2011-05-31 10:05 -0700 URL: http://hg.openjdk.java.net/hsx/hotspot-comp/hotspot/rev/33e2b8f1d466

6956668: misbehavior of XOR operator (^) with int Summary: optimize cmp_ne(xor(X,1),0) to cmp_eq(X,0) only for boolean values X. Reviewed-by: never

! src/share/vm/opto/subnode.cpp