Move profiler_ticks to Code object, don't walk the stack when patching ICs

src/objects-inl.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 3070 matching lines @@
 }
 
 
 void Code::set_allow_osr_at_loop_nesting_level(int level) {
   ASSERT(kind() == FUNCTION);
   ASSERT(level >= 0 && level <= kMaxLoopNestingMarker);
   WRITE_BYTE_FIELD(this, kAllowOSRAtLoopNestingLevelOffset, level);
 }
 
 
+int Code::profiler_ticks() {
+  ASSERT(kind() == FUNCTION);
+  return READ_BYTE_FIELD(this, kProfilerTicksOffset);
+}
+
+
+void Code::set_profiler_ticks(int ticks) {
+  ASSERT(kind() == FUNCTION);
+  ASSERT(ticks < 256);
+  WRITE_BYTE_FIELD(this, kProfilerTicksOffset, ticks);
+}
+
+
 unsigned Code::stack_slots() {
   ASSERT(kind() == OPTIMIZED_FUNCTION);
   return READ_UINT32_FIELD(this, kStackSlotsOffset);
 }
 
 
 void Code::set_stack_slots(unsigned slots) {
   ASSERT(kind() == OPTIMIZED_FUNCTION);
   WRITE_UINT32_FIELD(this, kStackSlotsOffset, slots);
 }
@@ skipping 399 matching lines @@
 ACCESSORS(SharedFunctionInfo, construct_stub, Code, kConstructStubOffset)
 ACCESSORS(SharedFunctionInfo, initial_map, Object, kInitialMapOffset)
 ACCESSORS(SharedFunctionInfo, instance_class_name, Object,
           kInstanceClassNameOffset)
 ACCESSORS(SharedFunctionInfo, function_data, Object, kFunctionDataOffset)
 ACCESSORS(SharedFunctionInfo, script, Object, kScriptOffset)
 ACCESSORS(SharedFunctionInfo, debug_info, Object, kDebugInfoOffset)
 ACCESSORS(SharedFunctionInfo, inferred_name, String, kInferredNameOffset)
 ACCESSORS(SharedFunctionInfo, this_property_assignments, Object,
           kThisPropertyAssignmentsOffset)
+SMI_ACCESSORS(SharedFunctionInfo, ic_age, kICAgeOffset)
 
 
 BOOL_ACCESSORS(FunctionTemplateInfo, flag, hidden_prototype,
                kHiddenPrototypeBit)
 BOOL_ACCESSORS(FunctionTemplateInfo, flag, undetectable, kUndetectableBit)
 BOOL_ACCESSORS(FunctionTemplateInfo, flag, needs_access_check,
                kNeedsAccessCheckBit)
 BOOL_ACCESSORS(FunctionTemplateInfo, flag, read_only_prototype,
                kReadOnlyPrototypeBit)
 BOOL_ACCESSORS(SharedFunctionInfo, start_position_and_type, is_expression,
@@ skipping 30 matching lines @@
 SMI_ACCESSORS(SharedFunctionInfo, end_position, kEndPositionOffset)
 SMI_ACCESSORS(SharedFunctionInfo, function_token_position,
               kFunctionTokenPositionOffset)
 SMI_ACCESSORS(SharedFunctionInfo, compiler_hints,
               kCompilerHintsOffset)
 SMI_ACCESSORS(SharedFunctionInfo, this_property_assignments_count,
               kThisPropertyAssignmentsCountOffset)
 SMI_ACCESSORS(SharedFunctionInfo, opt_count, kOptCountOffset)
 SMI_ACCESSORS(SharedFunctionInfo, ast_node_count, kAstNodeCountOffset)
 SMI_ACCESSORS(SharedFunctionInfo, deopt_counter, kDeoptCounterOffset)
-SMI_ACCESSORS(SharedFunctionInfo, profiler_ticks, kProfilerTicksOffset)
-SMI_ACCESSORS(SharedFunctionInfo, ic_age, kICAgeOffset)
 #else
 
 #define PSEUDO_SMI_ACCESSORS_LO(holder, name, offset)             \
   STATIC_ASSERT(holder::offset % kPointerSize == 0);              \
   int holder::name() {                                            \
     int value = READ_INT_FIELD(this, offset);                     \
     ASSERT(kHeapObjectTag == 1);                                  \
     ASSERT((value & kHeapObjectTag) == 0);                        \
     return value >> 1;                                            \
   }                                                               \
@@ skipping 33 matching lines @@
                         compiler_hints,
                         kCompilerHintsOffset)
 
 PSEUDO_SMI_ACCESSORS_LO(SharedFunctionInfo,
                         this_property_assignments_count,
                         kThisPropertyAssignmentsCountOffset)
 PSEUDO_SMI_ACCESSORS_HI(SharedFunctionInfo, opt_count, kOptCountOffset)
 
 PSEUDO_SMI_ACCESSORS_LO(SharedFunctionInfo, ast_node_count, kAstNodeCountOffset)
 PSEUDO_SMI_ACCESSORS_HI(SharedFunctionInfo, deopt_counter, kDeoptCounterOffset)
-
-PSEUDO_SMI_ACCESSORS_LO(SharedFunctionInfo,
-                        profiler_ticks,
-                        kProfilerTicksOffset)
-PSEUDO_SMI_ACCESSORS_HI(SharedFunctionInfo, ic_age, kICAgeOffset)
 #endif
 
 
 int SharedFunctionInfo::construction_count() {
   return READ_BYTE_FIELD(this, kConstructionCountOffset);
 }
 
 
 void SharedFunctionInfo::set_construction_count(int value) {
   ASSERT(0 <= value && value < 256);
@@ skipping 1183 matching lines @@
   return isolate->factory()->undefined_value();
 }
 
 
 Object* TypeFeedbackCells::RawUninitializedSentinel(Heap* heap) {
   return heap->raw_unchecked_the_hole_value();
 }
 
 
 SMI_ACCESSORS(TypeFeedbackInfo, ic_total_count, kIcTotalCountOffset)
-SMI_ACCESSORS(TypeFeedbackInfo, ic_with_typeinfo_count,
+SMI_ACCESSORS(TypeFeedbackInfo, ic_with_type_info_count,
               kIcWithTypeinfoCountOffset)
 ACCESSORS(TypeFeedbackInfo, type_feedback_cells, TypeFeedbackCells,
           kTypeFeedbackCellsOffset)
 
 
 SMI_ACCESSORS(AliasedArgumentsEntry, aliased_context_slot, kAliasedContextSlot)
 
 
 Relocatable::Relocatable(Isolate* isolate) {
   ASSERT(isolate == Isolate::Current());
@@ skipping 100 matching lines @@
 #undef WRITE_UINT32_FIELD
 #undef READ_SHORT_FIELD
 #undef WRITE_SHORT_FIELD
 #undef READ_BYTE_FIELD
 #undef WRITE_BYTE_FIELD
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_OBJECTS_INL_H_