From d6138ef1ea13d07ae555542f8898b30d89e9ac9a Mon Sep 17 00:00:00 2001
From: Nicolas Geoffray <ngeoffray@google.com>
Date: Wed, 18 Feb 2015 14:48:53 +0000
Subject: Ensure the graph is correctly typed.

We used to be forgiving because of HIntConstant(0) also being
used for null. We now create a special HNullConstant for such uses.

Also, we need to run the dead phi elimination twice during ssa
building to ensure the correctness.

Change-Id: If479efa3680d3358800aebb1cca692fa2d94f6e5
---
 compiler/optimizing/graph_visualizer.cc | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'compiler/optimizing/graph_visualizer.cc')

diff --git a/compiler/optimizing/graph_visualizer.cc b/compiler/optimizing/graph_visualizer.cc
index 835bca688f..c59273753e 100644
--- a/compiler/optimizing/graph_visualizer.cc
+++ b/compiler/optimizing/graph_visualizer.cc
@@ -184,6 +184,10 @@ class HGraphVisualizerPrinter : public HGraphVisitor {
     output_ << " " << instruction->GetValue();
   }
 
+  void VisitPhi(HPhi* phi) OVERRIDE {
+    output_ << " " << phi->GetRegNumber();
+  }
+
   void PrintInstruction(HInstruction* instruction) {
     output_ << instruction->DebugName();
     instruction->Accept(this);
-- 
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