From 4dd0d07a7e573f6d3ef5aac872a18cf529197f56 Mon Sep 17 00:00:00 2001
From: thartmann <unknown>
Date: Mon, 21 Dec 2015 10:14:26 +0100
Subject: [PATCH] 8145754: PhaseIdealLoop::is_scaled_iv_plus_offset() does not
 match AddI Summary: is_scaled_iv_plus_offset() should handle AddI nodes with
 scaled iv as second input. Reviewed-by: kvn

---
 src/share/vm/opto/loopTransform.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/share/vm/opto/loopTransform.cpp b/src/share/vm/opto/loopTransform.cpp
index f3f291d2b..a6a7ab088 100644
--- a/src/share/vm/opto/loopTransform.cpp
+++ b/src/share/vm/opto/loopTransform.cpp
@@ -1739,6 +1739,12 @@ bool PhaseIdealLoop::is_scaled_iv_plus_offset(Node* exp, Node* iv, int* p_scale,
       }
       return true;
     }
+    if (is_scaled_iv(exp->in(2), iv, p_scale)) {
+      if (p_offset != NULL) {
+        *p_offset = exp->in(1);
+      }
+      return true;
+    }
     if (exp->in(2)->is_Con()) {
       Node* offset2 = NULL;
       if (depth < 2 &&
-- 
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