polish code of pass and executor (#56886)

* polish code of pass and executor

* update ut

paddle/fluid/framework/new_executor/program_interpreter.cc

@@ -123,9 +123,8 @@ void ProgramInterpreter::RunImpl() {
 #endif
 }
 
-FetchList ProgramInterpreter::Run(
-    const std::vector<std::string>& feed_names,
-    const std::vector<phi::DenseTensor>& feed_tensors) {
+FetchList ProgramInterpreter::Run(const std::vector<std::string>& feed_names,
+                                  bool need_fetch) {
   SetDeviceId(place_);
   CheckCUDAGraphBeforeRun(feed_names);
 
@@ -133,10 +132,32 @@ FetchList ProgramInterpreter::Run(
   platform::AttachPointerHashToMKLDNNKey(this, place_);
 #endif
 
-  bool is_build = is_build_;
-  Prepare(feed_names, feed_tensors, is_build);
+  if (!is_build_) {
+    LOG_FIRST_N(INFO, 1) << "New Executor is Running.";
+    paddle::framework::interpreter::BuildVariableScope(
+        block_, execution_config_, &var_scope_);
 
-  if (is_build) {
+    std::vector<paddle::framework::OpFuncNode> op_func_nodes;
+    paddle::framework::interpreter::BuildOpFuncList(
+        place_,
+        block_,
+        execution_config_.skip_gc_vars,
+        &op_func_nodes,
+        &var_scope_,
+        execution_config_,
+        HasLocalScope(),
+        static_build_);
+    SetFeedVarsInplaceSkip(feed_names);
+    // convert vec func_list to graph
+    Convert(&op_func_nodes);
+    UpdateSyncOpNum();
+    if (static_build_) {
+      VLOG(4) << "RUN impl";
+      RunImpl();
+    }
+    is_build_ = true;
+    is_shared_results_build_ = true;
+  } else {
     RunImpl();
   }
 
@@ -145,8 +166,10 @@ FetchList ProgramInterpreter::Run(
   }
 
   // return Fetch Tensors
-  auto* fetch_var = local_scope_->FindVar(interpreter::kFetchVarName);
-  if (fetch_var) {
+  Scope* inner_scope =
+      HasLocalScope() ? local_scope_ : var_scope_.GetMutableScope();
+  auto* fetch_var = inner_scope->FindVar(interpreter::kFetchVarName);
+  if (fetch_var && need_fetch) {
     auto fetch_list = std::move(*fetch_var->GetMutable<framework::FetchList>());
 #ifdef PADDLE_WITH_CUDA
     if (platform::IsCUDAGraphCapturing()) {
@@ -162,8 +185,9 @@ FetchList ProgramInterpreter::Run(
   }
 }
 
-FetchList ProgramInterpreter::Run(const std::vector<std::string>& feed_names,
-                                  bool need_fetch) {
+FetchList ProgramInterpreter::Run(
+    const std::vector<std::string>& feed_names,
+    const std::vector<phi::DenseTensor>& feed_tensors) {
   SetDeviceId(place_);
   CheckCUDAGraphBeforeRun(feed_names);
 
@@ -171,32 +195,10 @@ FetchList ProgramInterpreter::Run(const std::vector<std::string>& feed_names,
   platform::AttachPointerHashToMKLDNNKey(this, place_);
 #endif
 
-  if (!is_build_) {
-    LOG_FIRST_N(INFO, 1) << "New Executor is Running.";
-    paddle::framework::interpreter::BuildVariableScope(
-        block_, execution_config_, &var_scope_);
+  bool is_build = is_build_;
+  Prepare(feed_names, feed_tensors, is_build);
 
-    std::vector<paddle::framework::OpFuncNode> op_func_nodes;
-    paddle::framework::interpreter::BuildOpFuncList(
-        place_,
-        block_,
-        execution_config_.skip_gc_vars,
-        &op_func_nodes,
-        &var_scope_,
-        execution_config_,
-        HasLocalScope(),
-        static_build_);
-    SetFeedVarsInplaceSkip(feed_names);
-    // convert vec func_list to graph
-    Convert(&op_func_nodes);
-    UpdateSyncOpNum();
-    if (static_build_) {
-      VLOG(4) << "RUN impl";
-      RunImpl();
-    }
-    is_build_ = true;
-    is_shared_results_build_ = true;
-  } else {
+  if (is_build) {
     RunImpl();
   }
 
@@ -208,7 +210,7 @@ FetchList ProgramInterpreter::Run(const std::vector<std::string>& feed_names,
   Scope* inner_scope =
       HasLocalScope() ? local_scope_ : var_scope_.GetMutableScope();
   auto* fetch_var = inner_scope->FindVar(interpreter::kFetchVarName);
-  if (fetch_var && need_fetch) {
+  if (fetch_var) {
     auto fetch_list = std::move(*fetch_var->GetMutable<framework::FetchList>());
 #ifdef PADDLE_WITH_CUDA
     if (platform::IsCUDAGraphCapturing()) {

paddle/fluid/pybind/ir.cc

@@ -507,7 +507,7 @@ void BindPassManager(pybind11::module *m) {
           },
           py::arg("opt_level") = 2)
       .def("add_pass",
-           [](PassManager &self, std::string pass_name) {
+           [](PassManager &self, const std::string &pass_name) {
              self.AddPass(
                  std::move(ir::PassRegistry::Instance().Get(pass_name)));
            })

paddle/ir/transforms/dead_code_elimination_pass.cc

@@ -26,7 +26,7 @@ namespace {
 // Now just a naive implementation.
 class DeadCodeEliminationPass : public ir::Pass {
  public:
-  DeadCodeEliminationPass() : ir::Pass("DeadCodeEliminationPass", 0) {}
+  DeadCodeEliminationPass() : ir::Pass("dead_code_elimination", 0) {}
 
   void Run(ir::Operation *op) override {
     auto module_op = op->dyn_cast<ir::ModuleOp>();

test/ir/new_ir/test_pass_manager.py

@@ -56,8 +56,7 @@ class TestShadowOutputSlice(unittest.TestCase):
         pm.run(new_program)
         op_names = [op.name() for op in new_program.block().ops]
         # print(op_names)
-        # TODO(zhiqiu): unify the name of pass
-        self.assertEqual(pm.passes(), ['DeadCodeEliminationPass'])
+        self.assertEqual(pm.passes(), ['dead_code_elimination'])
         self.assertFalse(pm.empty())
         self.assertTrue(
             'pd.uniform' not in op_names