PNaCl: Add support for GCC/LLVM vector extensions

tools/opt/opt.cpp

Index: tools/opt/opt.cpp
diff --git a/tools/opt/opt.cpp b/tools/opt/opt.cpp
index 29548badceebce45f4d736de31e13efc00643dd0..b97795353c823a9eaff88fd549dbf0666d4b63f4 100644
--- a/tools/opt/opt.cpp
+++ b/tools/opt/opt.cpp
@@ -628,6 +628,7 @@ int main(int argc, char **argv) {
   // @LOCALMOD-BEGIN
   initializeAddPNaClExternalDeclsPass(Registry);
   initializeCanonicalizeMemIntrinsicsPass(Registry);
+  initializeConstantInsertExtractElementIndexPass(Registry);
   initializeExpandArithWithOverflowPass(Registry);
   initializeExpandByValPass(Registry);
   initializeExpandConstantExprPass(Registry);
@@ -639,8 +640,10 @@ int main(int argc, char **argv) {
   initializeExpandTlsConstantExprPass(Registry);
   initializeExpandTlsPass(Registry);
   initializeExpandVarArgsPass(Registry);
+  initializeFixVectorLoadStoreAlignmentPass(Registry);
   initializeFlattenGlobalsPass(Registry);
   initializeGlobalCleanupPass(Registry);
+  initializeGlobalizeConstantVectorsPass(Registry);
   initializeInsertDivideCheckPass(Registry);
   initializePNaClABIVerifyFunctionsPass(Registry);
   initializePNaClABIVerifyModulePass(Registry);