merge from branch rnn_operator

src/targets/cpu/target.cpp

@@ -3,7 +3,11 @@
 #include <migraphx/cpu/lowering.hpp>
 #include <migraphx/auto_contiguous.hpp>
 #include <migraphx/rewrite_rnn.hpp>
+<<<<<<< HEAD
 #include <migraphx/rewrite_gru.hpp>
+=======
+#include <migraphx/dead_code_elimination.hpp>
+>>>>>>> rnn_operator
 
 namespace migraphx {
 inline namespace MIGRAPHX_INLINE_NS {
@@ -13,7 +17,11 @@ std::string target::name() const { return "cpu"; }
 
 std::vector<pass> target::get_passes(migraphx::context&) const
 {
-    return {auto_contiguous{}, rewrite_rnn{}, rewrite_gru{}, lowering{}};
+    return {auto_contiguous{},
+            rewrite_rnn{},
+            dead_code_elimination{},
+            lowering{},
+            dead_code_elimination{}};
 }
 
 } // namespace cpu

src/targets/gpu/target.cpp

@@ -36,8 +36,8 @@ std::vector<pass> target::get_passes(migraphx::context& gctx) const
         rewrite_rnn{},
         rewrite_gru{},
         dead_code_elimination{},
-        common_subexpression_elimination{},
-        dead_code_elimination{},
+        //common_subexpression_elimination{},
+        //dead_code_elimination{},
         simplify_algebra{},
         dead_code_elimination{},
         constant_propagate{},

test/gpu/miopen.cpp

@@ -1542,5 +1542,5 @@ int main()
     verify_program<test_rnn_5args>();
     verify_program<test_rnn_bidirectional>();
     verify_program<test_rnn_bidirectional10>();
-    // verify_program<test_rnn_bi_3args>();
+    verify_program<test_rnn_bi_3args>();
 }