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Issue 12052053: Add StubFailureTrampolineFrames (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Remove extraneous change Created 7 years, 11 months ago
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1 // Copyright 2012 the V8 project authors. All rights reserved. 1 // Copyright 2012 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without 2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are 3 // modification, are permitted provided that the following conditions are
4 // met: 4 // met:
5 // 5 //
6 // * Redistributions of source code must retain the above copyright 6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer. 7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above 8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following 9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided 10 // disclaimer in the documentation and/or other materials provided
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123 // Accessors. 123 // Accessors.
124 inline Kind kind() const; 124 inline Kind kind() const;
125 125
126 inline Object** context_address() const; 126 inline Object** context_address() const;
127 inline Object** code_address() const; 127 inline Object** code_address() const;
128 128
129 DISALLOW_IMPLICIT_CONSTRUCTORS(StackHandler); 129 DISALLOW_IMPLICIT_CONSTRUCTORS(StackHandler);
130 }; 130 };
131 131
132 132
133 #define STACK_FRAME_TYPE_LIST(V) \ 133 #define STACK_FRAME_TYPE_LIST(V) \
134 V(ENTRY, EntryFrame) \ 134 V(ENTRY, EntryFrame) \
135 V(ENTRY_CONSTRUCT, EntryConstructFrame) \ 135 V(ENTRY_CONSTRUCT, EntryConstructFrame) \
136 V(EXIT, ExitFrame) \ 136 V(EXIT, ExitFrame) \
137 V(JAVA_SCRIPT, JavaScriptFrame) \ 137 V(JAVA_SCRIPT, JavaScriptFrame) \
138 V(OPTIMIZED, OptimizedFrame) \ 138 V(OPTIMIZED, OptimizedFrame) \
139 V(STUB, StubFrame) \ 139 V(STUB, StubFrame) \
140 V(INTERNAL, InternalFrame) \ 140 V(STUB_FAILURE_TRAMPOLINE, StubFailureTrampolineFrame) \
141 V(CONSTRUCT, ConstructFrame) \ 141 V(INTERNAL, InternalFrame) \
142 V(ARGUMENTS_ADAPTOR, ArgumentsAdaptorFrame) 142 V(CONSTRUCT, ConstructFrame) \
143 V(ARGUMENTS_ADAPTOR, ArgumentsAdaptorFrame)
143 144
144 145
145 // Abstract base class for all stack frames. 146 // Abstract base class for all stack frames.
146 class StackFrame BASE_EMBEDDED { 147 class StackFrame BASE_EMBEDDED {
147 public: 148 public:
148 #define DECLARE_TYPE(type, ignore) type, 149 #define DECLARE_TYPE(type, ignore) type,
149 enum Type { 150 enum Type {
150 NONE = 0, 151 NONE = 0,
151 STACK_FRAME_TYPE_LIST(DECLARE_TYPE) 152 STACK_FRAME_TYPE_LIST(DECLARE_TYPE)
152 NUMBER_OF_TYPES, 153 NUMBER_OF_TYPES,
(...skipping 34 matching lines...) Expand 10 before | Expand all | Expand 10 after
187 this->isolate_ = original.isolate_; 188 this->isolate_ = original.isolate_;
188 } 189 }
189 190
190 // Type testers. 191 // Type testers.
191 bool is_entry() const { return type() == ENTRY; } 192 bool is_entry() const { return type() == ENTRY; }
192 bool is_entry_construct() const { return type() == ENTRY_CONSTRUCT; } 193 bool is_entry_construct() const { return type() == ENTRY_CONSTRUCT; }
193 bool is_exit() const { return type() == EXIT; } 194 bool is_exit() const { return type() == EXIT; }
194 bool is_optimized() const { return type() == OPTIMIZED; } 195 bool is_optimized() const { return type() == OPTIMIZED; }
195 bool is_arguments_adaptor() const { return type() == ARGUMENTS_ADAPTOR; } 196 bool is_arguments_adaptor() const { return type() == ARGUMENTS_ADAPTOR; }
196 bool is_internal() const { return type() == INTERNAL; } 197 bool is_internal() const { return type() == INTERNAL; }
198 bool is_stub_failure_trampoline() const {
199 return type() == STUB_FAILURE_TRAMPOLINE;
200 }
197 bool is_construct() const { return type() == CONSTRUCT; } 201 bool is_construct() const { return type() == CONSTRUCT; }
198 virtual bool is_standard() const { return false; } 202 virtual bool is_standard() const { return false; }
199 203
200 bool is_java_script() const { 204 bool is_java_script() const {
201 Type type = this->type(); 205 Type type = this->type();
202 return (type == JAVA_SCRIPT) || (type == OPTIMIZED); 206 return (type == JAVA_SCRIPT) || (type == OPTIMIZED);
203 } 207 }
204 208
205 // Accessors. 209 // Accessors.
206 Address sp() const { return state_.sp; } 210 Address sp() const { return state_.sp; }
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661 protected: 665 protected:
662 inline explicit InternalFrame(StackFrameIterator* iterator); 666 inline explicit InternalFrame(StackFrameIterator* iterator);
663 667
664 virtual Address GetCallerStackPointer() const; 668 virtual Address GetCallerStackPointer() const;
665 669
666 private: 670 private:
667 friend class StackFrameIterator; 671 friend class StackFrameIterator;
668 }; 672 };
669 673
670 674
675 class StubFailureTrampolineFrame: public InternalFrame {
676 public:
677 virtual Type type() const { return STUB_FAILURE_TRAMPOLINE; }
678
679 virtual void Iterate(ObjectVisitor* v) const;
680
681 protected:
682 inline explicit StubFailureTrampolineFrame(
683 StackFrameIterator* iterator);
684
685 private:
686 friend class StackFrameIterator;
687 };
688
689
671 // Construct frames are special trampoline frames introduced to handle 690 // Construct frames are special trampoline frames introduced to handle
672 // function invocations through 'new'. 691 // function invocations through 'new'.
673 class ConstructFrame: public InternalFrame { 692 class ConstructFrame: public InternalFrame {
674 public: 693 public:
675 virtual Type type() const { return CONSTRUCT; } 694 virtual Type type() const { return CONSTRUCT; }
676 695
677 static ConstructFrame* cast(StackFrame* frame) { 696 static ConstructFrame* cast(StackFrame* frame) {
678 ASSERT(frame->is_construct()); 697 ASSERT(frame->is_construct());
679 return static_cast<ConstructFrame*>(frame); 698 return static_cast<ConstructFrame*>(frame);
680 } 699 }
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921 }; 940 };
922 941
923 942
924 // Reads all frames on the current stack and copies them into the current 943 // Reads all frames on the current stack and copies them into the current
925 // zone memory. 944 // zone memory.
926 Vector<StackFrame*> CreateStackMap(Zone* zone); 945 Vector<StackFrame*> CreateStackMap(Zone* zone);
927 946
928 } } // namespace v8::internal 947 } } // namespace v8::internal
929 948
930 #endif // V8_FRAMES_H_ 949 #endif // V8_FRAMES_H_
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