commit 2ae9d748de3749956aefad727fa9fdab4eb8eef2
author Nicolas Capens <capn@google.com> Thu Nov 24 14:43:05 2016 -0500
committer Nicolas Capens <capn@google.com> Tue Dec 13 16:42:10 2016 +0000
tree c36ddff8713a93f9baa50c1d359a2a0e5c242365
parent 6125b66df9208481b41d28c1f8b1b6576529d3c5

Eliminate unused allocas.

Bug swiftshader:27

Change-Id: If085323dc6cc4325c6ff55c1021e98db94a75302
Reviewed-on: https://swiftshader-review.googlesource.com/8228
Tested-by: Nicolas Capens <capn@google.com>
Reviewed-by: Alexis Hétu <sugoi@google.com>
Reviewed-by: Nicolas Capens <capn@google.com>

src/Reactor/SubzeroReactor.cpp

diff --git a/src/Reactor/SubzeroReactor.cpp b/src/Reactor/SubzeroReactor.cpp
index da66206..aacec93 100644
--- a/src/Reactor/SubzeroReactor.cpp
+++ b/src/Reactor/SubzeroReactor.cpp
@@ -17,6 +17,8 @@
 #include "Reactor.hpp"
 #include "Routine.hpp"
 
+#include "Optimizer.hpp"
+
 #include "src/IceTypes.h"
 #include "src/IceCfg.h"
 #include "src/IceELFStreamer.h"
@@ -422,6 +424,8 @@
 		std::string asciiName(wideName.begin(), wideName.end());
 		::function->setFunctionName(Ice::GlobalString::createWithString(::context, asciiName));
 
+		optimize();
+
 		::function->translate();
 		assert(!::function->hasError());
 
@@ -449,6 +453,7 @@
 
 	void Nucleus::optimize()
 	{
+		sw::optimize(::function);
 	}
 
 	Value *Nucleus::allocateStackVariable(Type *t, int arraySize)