# HG changeset patch
# User Chris Seaton <chris.seaton@oracle.com>
# Date 1398378568 -3600
# Node ID 2cea065e419d86c7616dcdc288a5bb8df6268470
# Parent  c54f5fa05fd50fddfcbf27f615c4dbf731b86666
Truffle: print the source section in the rewrite trace.

diff -r c54f5fa05fd5 -r 2cea065e419d graal/com.oracle.truffle.api/src/com/oracle/truffle/api/nodes/Node.java
--- a/graal/com.oracle.truffle.api/src/com/oracle/truffle/api/nodes/Node.java	Thu Apr 24 23:29:04 2014 +0100
+++ b/graal/com.oracle.truffle.api/src/com/oracle/truffle/api/nodes/Node.java	Thu Apr 24 23:29:28 2014 +0100
@@ -340,7 +340,6 @@
     }
 
     private void traceRewrite(Node newNode, CharSequence reason) {
-
         if (TruffleOptions.TraceRewritesFilterFromCost != null) {
             if (filterByKind(this, TruffleOptions.TraceRewritesFilterFromCost)) {
                 return;
@@ -360,8 +359,11 @@
             return;
         }
 
+        final SourceSection reportedSourceSection = getEncapsulatingSourceSection();
+
         PrintStream out = System.out;
-        out.printf("[truffle]   rewrite %-50s |From %-40s |To %-40s |Reason %s.%n", this.toString(), formatNodeInfo(this), formatNodeInfo(newNode), reason);
+        out.printf("[truffle]   rewrite %-50s |From %-40s |To %-40s |Reason %s%s%n", this.toString(), formatNodeInfo(this), formatNodeInfo(newNode), reason != null && reason.length() > 0 ? reason
+                        : "unknown", reportedSourceSection != null ? " at " + reportedSourceSection.getShortDescription() : "");
     }
 
     /**