[inspector] implemented blackboxing inside v8

src/objects-inl.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.
 //
 // Review notes:
 //
 // - The use of macros in these inline functions may seem superfluous
 // but it is absolutely needed to make sure gcc generates optimal
 // code. gcc is not happy when attempting to inline too deep.
 //
@@ skipping 6025 matching lines @@
                kRemovePrototypeBit)
 BOOL_ACCESSORS(FunctionTemplateInfo, flag, do_not_cache,
                kDoNotCacheBit)
 BOOL_ACCESSORS(FunctionTemplateInfo, flag, accept_any_receiver,
                kAcceptAnyReceiver)
 BOOL_ACCESSORS(SharedFunctionInfo, start_position_and_type, is_named_expression,
                kIsNamedExpressionBit)
 BOOL_ACCESSORS(SharedFunctionInfo, start_position_and_type, is_toplevel,
                kIsTopLevelBit)
 
+BOOL_ACCESSORS(SharedFunctionInfo, end_position_and_is_blackboxed,
+               debug_is_blackboxed, kIsBlackboxedBit)
+BOOL_ACCESSORS(SharedFunctionInfo, end_position_and_is_blackboxed,
+               computed_debug_is_blackboxed, kIsBlackboxedComputedBit)
+
 BOOL_ACCESSORS(SharedFunctionInfo, compiler_hints, allows_lazy_compilation,
                kAllowLazyCompilation)
 BOOL_ACCESSORS(SharedFunctionInfo,
                compiler_hints,
                uses_arguments,
                kUsesArguments)
 BOOL_ACCESSORS(SharedFunctionInfo,
                compiler_hints,
                has_duplicate_parameters,
                kHasDuplicateParameters)
 BOOL_ACCESSORS(SharedFunctionInfo, compiler_hints, asm_function, kIsAsmFunction)
 BOOL_ACCESSORS(SharedFunctionInfo, compiler_hints, deserialized, kDeserialized)
 BOOL_ACCESSORS(SharedFunctionInfo, compiler_hints, is_declaration,
                kIsDeclaration)
 BOOL_ACCESSORS(SharedFunctionInfo, compiler_hints, marked_for_tier_up,
                kMarkedForTierUp)
 
 #if V8_HOST_ARCH_32_BIT
 SMI_ACCESSORS(SharedFunctionInfo, length, kLengthOffset)
 SMI_ACCESSORS(SharedFunctionInfo, internal_formal_parameter_count,
               kFormalParameterCountOffset)
 SMI_ACCESSORS(SharedFunctionInfo, expected_nof_properties,
               kExpectedNofPropertiesOffset)
 SMI_ACCESSORS(SharedFunctionInfo, num_literals, kNumLiteralsOffset)
 SMI_ACCESSORS(SharedFunctionInfo, start_position_and_type,
               kStartPositionAndTypeOffset)
-SMI_ACCESSORS(SharedFunctionInfo, end_position, kEndPositionOffset)
+SMI_ACCESSORS(SharedFunctionInfo, end_position_and_is_blackboxed,
+              kEndPositionAndIsBlackboxedOffset)
 SMI_ACCESSORS(SharedFunctionInfo, function_token_position,
               kFunctionTokenPositionOffset)
 SMI_ACCESSORS(SharedFunctionInfo, compiler_hints,
               kCompilerHintsOffset)
 SMI_ACCESSORS(SharedFunctionInfo, opt_count_and_bailout_reason,
               kOptCountAndBailoutReasonOffset)
 SMI_ACCESSORS(SharedFunctionInfo, counters, kCountersOffset)
 SMI_ACCESSORS(SharedFunctionInfo, ast_node_count, kAstNodeCountOffset)
 SMI_ACCESSORS(SharedFunctionInfo, profiler_ticks, kProfilerTicksOffset)
 
@@ skipping 28 matching lines @@
 
 PSEUDO_SMI_ACCESSORS_LO(SharedFunctionInfo, length, kLengthOffset)
 PSEUDO_SMI_ACCESSORS_HI(SharedFunctionInfo, internal_formal_parameter_count,
                         kFormalParameterCountOffset)
 
 PSEUDO_SMI_ACCESSORS_LO(SharedFunctionInfo,
                         expected_nof_properties,
                         kExpectedNofPropertiesOffset)
 PSEUDO_SMI_ACCESSORS_HI(SharedFunctionInfo, num_literals, kNumLiteralsOffset)
 
-PSEUDO_SMI_ACCESSORS_LO(SharedFunctionInfo, end_position, kEndPositionOffset)
+PSEUDO_SMI_ACCESSORS_LO(SharedFunctionInfo, end_position_and_is_blackboxed,
+                        kEndPositionAndIsBlackboxedOffset)
 PSEUDO_SMI_ACCESSORS_HI(SharedFunctionInfo,
                         start_position_and_type,
                         kStartPositionAndTypeOffset)
 
 PSEUDO_SMI_ACCESSORS_LO(SharedFunctionInfo,
                         function_token_position,
                         kFunctionTokenPositionOffset)
 PSEUDO_SMI_ACCESSORS_HI(SharedFunctionInfo,
                         compiler_hints,
                         kCompilerHintsOffset)
@@ skipping 95 matching lines @@
 }
 
 
 void SharedFunctionInfo::DontAdaptArguments() {
   DCHECK(code()->kind() == Code::BUILTIN || code()->kind() == Code::STUB);
   set_internal_formal_parameter_count(kDontAdaptArgumentsSentinel);
 }
 
 
 int SharedFunctionInfo::start_position() const {
-  return start_position_and_type() >> kStartPositionShift;
+  return start_position_and_type() >> kPositionShift;
 }
 
 
 void SharedFunctionInfo::set_start_position(int start_position) {
-  set_start_position_and_type((start_position << kStartPositionShift)
-    | (start_position_and_type() & ~kStartPositionMask));
+  set_start_position_and_type((start_position << kPositionShift) |
+                              (start_position_and_type() & ~kPositionMask));
+}
+
+int SharedFunctionInfo::end_position() const {
+  return end_position_and_is_blackboxed() >> kPositionShift;
+}
+
+void SharedFunctionInfo::set_end_position(int end_position) {
+  set_end_position_and_is_blackboxed(
+      (end_position << kPositionShift) |
+      (end_position_and_is_blackboxed() & ~kPositionMask));
 }
 
 
 Code* SharedFunctionInfo::code() const {
   return Code::cast(READ_FIELD(this, kCodeOffset));
 }
 
 
 void SharedFunctionInfo::set_code(Code* value, WriteBarrierMode mode) {
   DCHECK(value->kind() != Code::OPTIMIZED_FUNCTION);
@@ skipping 2163 matching lines @@
 #undef WRITE_INT64_FIELD
 #undef READ_BYTE_FIELD
 #undef WRITE_BYTE_FIELD
 #undef NOBARRIER_READ_BYTE_FIELD
 #undef NOBARRIER_WRITE_BYTE_FIELD
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_OBJECTS_INL_H_