From 1f86eb85ec0a110528a635cc35a109b826d84523 Mon Sep 17 00:00:00 2001
From: Alon Zakai <alonzakai@gmail.com>
Date: Mon, 16 May 2016 11:56:59 -0700
Subject: add optional timing of CoalesceLocals flow

---
 src/passes/CoalesceLocals.cpp | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'src')

diff --git a/src/passes/CoalesceLocals.cpp b/src/passes/CoalesceLocals.cpp
index 5deb81c45..032c54ade 100644
--- a/src/passes/CoalesceLocals.cpp
+++ b/src/passes/CoalesceLocals.cpp
@@ -29,6 +29,9 @@
 #include "pass.h"
 #include "ast_utils.h"
 #include "cfg/cfg-traversal.h"
+#ifdef CFG_PROFILE
+#include "support/timing.h"
+#endif
 
 namespace wasm {
 
@@ -183,7 +186,15 @@ struct CoalesceLocals : public WalkerPass<CFGWalker<CoalesceLocals, Visitor<Coal
     dumpCFG("the cfg", getFunction());
 #endif
     // flow liveness across blocks
+#ifdef CFG_PROFILE
+    static Timer timer("flow");
+    timer.start();
+#endif
     flowLiveness();
+#ifdef CFG_PROFILE
+    timer.stop();
+    timer.dump();
+#endif
     // pick new indices
     auto indices = pickIndices();
     // apply indices
-- 
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