hg: graal/graal-compiler: Tune sign and zero extend canonicalizations to take usage counts of the convert operation and its value into account.

[doug.simon at oracle.com]

Changeset: 60dd55e84d87
Author:    Thomas Wuerthinger <thomas.wuerthinger at oracle.com>
Date:      2015-11-18 04:00 +0100
URL:       http://hg.openjdk.java.net/graal/graal-compiler/rev/60dd55e84d87

Tune sign and zero extend canonicalizations to take usage counts of the convert operation and its value into account.

! graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/calc/CompareNode.java
! graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/calc/NarrowNode.java