VM: Separate precompilation-specific code, make flags const.

runtime/vm/precompiler.cc

 // Copyright (c) 2015, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/precompiler.h"
 
+#include "vm/aot_optimizer.h"
 #include "vm/assembler.h"
 #include "vm/ast_printer.h"
 #include "vm/branch_optimizer.h"
 #include "vm/cha.h"
 #include "vm/code_generator.h"
 #include "vm/code_patcher.h"
 #include "vm/compiler.h"
 #include "vm/constant_propagator.h"
 #include "vm/dart_entry.h"
 #include "vm/disassembler.h"
 #include "vm/exceptions.h"
 #include "vm/flags.h"
 #include "vm/flow_graph.h"
 #include "vm/flow_graph_allocator.h"
 #include "vm/flow_graph_builder.h"
 #include "vm/flow_graph_compiler.h"
 #include "vm/flow_graph_inliner.h"
-#include "vm/flow_graph_optimizer.h"
 #include "vm/flow_graph_range_analysis.h"
 #include "vm/flow_graph_type_propagator.h"
 #include "vm/hash_table.h"
 #include "vm/il_printer.h"
 #include "vm/isolate.h"
 #include "vm/log.h"
 #include "vm/longjump.h"
 #include "vm/object.h"
 #include "vm/object_store.h"
 #include "vm/os.h"
@@ skipping 933 matching lines @@
     return String::Cast(obj).Hash();
   }
   static RawObject* NewKey(const String& str) {
     return str.raw();
   }
 };
 
 typedef UnorderedHashMap<NameFunctionsTraits> Table;
 
 
-class FunctionsTraits {
- public:
-  static bool IsMatch(const Object& a, const Object& b) {
-    Zone* zone = Thread::Current()->zone();
-    String& a_s = String::Handle(zone);
-    String& b_s = String::Handle(zone);
-    a_s = a.IsFunction() ? Function::Cast(a).name() : String::Cast(a).raw();
-    b_s = b.IsFunction() ? Function::Cast(b).name() : String::Cast(b).raw();
-    ASSERT(a_s.IsSymbol() && b_s.IsSymbol());
-    return a_s.raw() == b_s.raw();
-  }
-  static uword Hash(const Object& obj) {
-    if (obj.IsFunction()) {
-      return String::Handle(Function::Cast(obj).name()).Hash();
-    } else {
-      ASSERT(String::Cast(obj).IsSymbol());
-      return String::Cast(obj).Hash();
-    }
-  }
-  static RawObject* NewKey(const Function& function) {
-    return function.raw();
-  }
-};
-
-typedef UnorderedHashSet<FunctionsTraits> UniqueFunctionsSet;
-
-
 static void AddNameToFunctionsTable(Zone* zone,
                                     Table* table,
                                     const String& fname,
                                     const Function& function) {
   Array& farray = Array::Handle(zone);
   farray ^= table->InsertNewOrGetValue(fname, Array::empty_array());
   farray = Array::Grow(farray, farray.Length() + 1);
   farray.SetAt(farray.Length() - 1, function);
   table->UpdateValue(fname, farray);
 }
@@ skipping 691 matching lines @@
 #ifndef PRODUCT
         TimelineDurationScope tds(thread(),
                                   compiler_timeline,
                                   "OptimizationPasses");
 #endif  // !PRODUCT
         inline_id_to_function.Add(&function);
         // Top scope function has no caller (-1).
         caller_inline_id.Add(-1);
         CSTAT_TIMER_SCOPE(thread(), graphoptimizer_timer);
 
-        FlowGraphOptimizer optimizer(flow_graph,
-                                     use_speculative_inlining,
-                                     &inlining_black_list);
+        AotOptimizer optimizer(flow_graph,
+                               use_speculative_inlining,
+                               &inlining_black_list);
         optimizer.PopulateWithICData();
 
         optimizer.ApplyClassIds();
         DEBUG_ASSERT(flow_graph->VerifyUseLists());
 
         FlowGraphTypePropagator::Propagate(flow_graph);
         DEBUG_ASSERT(flow_graph->VerifyUseLists());
 
         optimizer.ApplyICData();
         DEBUG_ASSERT(flow_graph->VerifyUseLists());
@@ skipping 499 matching lines @@
       CompilationPipeline::New(thread->zone(), function);
 
   ASSERT(FLAG_precompilation);
   const bool optimized = function.IsOptimizable();  // False for natives.
   return PrecompileFunctionHelper(pipeline, function, optimized);
 }
 
 #endif  // DART_PRECOMPILER
 
 }  // namespace dart