commit 7dc206a53a42a658f52d5cb0b7e79b47da370c9b
author Nicolas Geoffray <ngeoffray@google.com> Fri Jul 11 09:49:49 2014 +0100
committer Nicolas Geoffray <ngeoffray@google.com> Mon Jul 14 12:35:21 2014 +0100
tree f9940f60c132795d2f5865ba84b942916f076313
parent 1cad41d900201422cedcbe7837935d17bbf28ed8

Add two phi pruning phases.

Change-Id: Ic4f05e3df96970d78a6938b27cdf9b58ef3849b9

compiler/optimizing/optimizing_compiler.cc

diff --git a/compiler/optimizing/optimizing_compiler.cc b/compiler/optimizing/optimizing_compiler.cc
index b14753c..b621e51 100644
--- a/compiler/optimizing/optimizing_compiler.cc
+++ b/compiler/optimizing/optimizing_compiler.cc
@@ -25,6 +25,7 @@
 #include "graph_visualizer.h"
 #include "nodes.h"
 #include "register_allocator.h"
+#include "ssa_phi_elimination.h"
 #include "ssa_liveness_analysis.h"
 #include "utils/arena_allocator.h"
 
@@ -129,8 +130,11 @@
     graph->BuildDominatorTree();
     graph->TransformToSSA();
     visualizer.DumpGraph("ssa");
-
     graph->FindNaturalLoops();
+
+    SsaRedundantPhiElimination(graph).Run();
+    SsaDeadPhiElimination(graph).Run();
+
     SsaLivenessAnalysis liveness(*graph, codegen);
     liveness.Analyze();
     visualizer.DumpGraph(kLivenessPassName);