Clean up debugger flags.

src/compiler.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_COMPILER_H_
 #define V8_COMPILER_H_
 
 #include "allocation.h"
 #include "ast.h"
 #include "zone.h"
@@ skipping 32 matching lines @@
 
   Isolate* isolate() const {
     return isolate_;
   }
   Zone* zone() { return zone_; }
   bool is_osr() const { return !osr_ast_id_.IsNone(); }
   bool is_lazy() const { return IsLazy::decode(flags_); }
   bool is_eval() const { return IsEval::decode(flags_); }
   bool is_global() const { return IsGlobal::decode(flags_); }
   StrictMode strict_mode() const { return StrictModeField::decode(flags_); }
-  bool is_in_loop() const { return IsInLoop::decode(flags_); }
   FunctionLiteral* function() const { return function_; }
   Scope* scope() const { return scope_; }
   Scope* global_scope() const { return global_scope_; }
   Handle<Code> code() const { return code_; }
   Handle<JSFunction> closure() const { return closure_; }
   Handle<SharedFunctionInfo> shared_info() const { return shared_info_; }
   Handle<Script> script() const { return script_; }
   HydrogenCodeStub* code_stub() const {return code_stub_; }
   v8::Extension* extension() const { return extension_; }
   ScriptData** cached_data() const { return cached_data_; }
@@ skipping 24 matching lines @@
   void set_this_has_uses(bool has_no_uses) {
     this_has_uses_ = has_no_uses;
   }
   bool this_has_uses() {
     return this_has_uses_;
   }
   void SetStrictMode(StrictMode strict_mode) {
     ASSERT(this->strict_mode() == SLOPPY || this->strict_mode() == strict_mode);
     flags_ = StrictModeField::update(flags_, strict_mode);
   }
-  void MarkAsInLoop() {
-    ASSERT(is_lazy());
-    flags_ |= IsInLoop::encode(true);
-  }
   void MarkAsNative() {
     flags_ |= IsNative::encode(true);
   }
 
   bool is_native() const {
     return IsNative::decode(flags_);
   }
 
   bool is_calling() const {
     return is_deferred_calling() || is_non_deferred_calling();
@@ skipping 32 matching lines @@
   }
 
   void MarkMustNotHaveEagerFrame() {
     flags_ |= MustNotHaveEagerFrame::encode(true);
   }
 
   bool GetMustNotHaveEagerFrame() const {
     return MustNotHaveEagerFrame::decode(flags_);
   }
 
+  void MarkAsDebug() {
+    flags_ |= IsDebug::encode(true);
+  }
+
+  bool is_debug() const {
+    return IsDebug::decode(flags_);
+  }
+
+  bool IsCodePreAgingActive() const {
+    return FLAG_optimize_for_size && FLAG_age_code && !is_debug();
+  }
+
   void SetParseRestriction(ParseRestriction restriction) {
     flags_ = ParseRestricitonField::update(flags_, restriction);
   }
 
   ParseRestriction parse_restriction() const {
     return ParseRestricitonField::decode(flags_);
   }
 
   void SetFunction(FunctionLiteral* literal) {
     ASSERT(function_ == NULL);
@@ skipping 182 matching lines @@
   }
 
   // Flags using template class BitField<type, start, length>.  All are
   // false by default.
   //
   // Compilation is either eager or lazy.
   class IsLazy:   public BitField<bool, 0, 1> {};
   // Flags that can be set for eager compilation.
   class IsEval:   public BitField<bool, 1, 1> {};
   class IsGlobal: public BitField<bool, 2, 1> {};
-  // Flags that can be set for lazy compilation.
-  class IsInLoop: public BitField<bool, 3, 1> {};
+  // If the function is being compiled for the debugger.
+  class IsDebug: public BitField<bool, 3, 1> {};
   // Strict mode - used in eager compilation.
   class StrictModeField: public BitField<StrictMode, 4, 1> {};
   // Is this a function from our natives.
   class IsNative: public BitField<bool, 5, 1> {};
   // Is this code being compiled with support for deoptimization..
   class SupportsDeoptimization: public BitField<bool, 6, 1> {};
   // If compiling for debugging produce just full code matching the
   // initial mode setting.
   class IsCompilingForDebugging: public BitField<bool, 7, 1> {};
   // If the compiled code contains calls that require building a frame
@@ skipping 318 matching lines @@
   unsigned info_zone_start_allocation_size_;
   ElapsedTimer timer_;
 
   DISALLOW_COPY_AND_ASSIGN(CompilationPhase);
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_COMPILER_H_