31 #include "utilities/globalDefinitions.hpp"
32 #include "utilities/macros.hpp"
33
34 class CodeBlob;
35 class frame;
36 class ImmutableOopMap;
37 class RegisterMap;
38 class VMRegImpl;
39 typedef VMRegImpl* VMReg;
40
41 enum ChunkFrames { CompiledOnly, Mixed };
42
43 template <ChunkFrames frame_kind>
44 class StackChunkFrameStream : public StackObj {
45 private:
46 intptr_t* _end;
47 intptr_t* _sp;
48 intptr_t* _unextended_sp; // used only when mixed
49 CodeBlob* _cb;
50 mutable const ImmutableOopMap* _oopmap;
51
52 #ifndef PRODUCT
53 stackChunkOop _chunk;
54 int _index;
55 #endif
56
57 #ifdef ASSERT
58 int _has_stub;
59 #endif
60
61 public:
62 StackChunkFrameStream() { NOT_PRODUCT(_chunk = nullptr; _index = -1;) DEBUG_ONLY(_has_stub = false;) }
63 inline StackChunkFrameStream(stackChunkOop chunk);
64 inline StackChunkFrameStream(stackChunkOop chunk, const frame& f);
65
66 bool is_done() const { return _sp >= _end; }
67
68 // Query
69 intptr_t* sp() const { return _sp; }
70 inline address pc() const { return get_pc(); }
71 inline intptr_t* fp() const;
72 inline intptr_t* unextended_sp() const { return frame_kind == ChunkFrames::Mixed ? _unextended_sp : _sp; }
73 inline address orig_pc() const;
74
75 inline bool is_interpreted() const;
76 inline bool is_stub() const;
77 inline bool is_compiled() const;
78 CodeBlob* cb() const { return _cb; }
79 inline void get_cb();
80 const ImmutableOopMap* oopmap() const { if (_oopmap == nullptr) get_oopmap(); return _oopmap; }
81 inline int frame_size() const;
82 inline int stack_argsize() const;
83 template <typename RegisterMapT>
84 inline int num_oops(RegisterMapT* map) const;
85
86 inline void initialize_register_map(RegisterMap* map);
87 template <typename RegisterMapT> inline void next(RegisterMapT* map, bool stop = false);
88
89 template <typename RegisterMapT> inline void update_reg_map(RegisterMapT* map);
90
91 void handle_deopted() const;
92
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31 #include "utilities/globalDefinitions.hpp"
32 #include "utilities/macros.hpp"
33
34 class CodeBlob;
35 class frame;
36 class ImmutableOopMap;
37 class RegisterMap;
38 class VMRegImpl;
39 typedef VMRegImpl* VMReg;
40
41 enum ChunkFrames { CompiledOnly, Mixed };
42
43 template <ChunkFrames frame_kind>
44 class StackChunkFrameStream : public StackObj {
45 private:
46 intptr_t* _end;
47 intptr_t* _sp;
48 intptr_t* _unextended_sp; // used only when mixed
49 CodeBlob* _cb;
50 mutable const ImmutableOopMap* _oopmap;
51 bool _callee_augmented;
52
53 #ifndef PRODUCT
54 stackChunkOop _chunk;
55 int _index;
56 #endif
57
58 #ifdef ASSERT
59 int _has_stub;
60 #endif
61
62 public:
63 StackChunkFrameStream() { NOT_PRODUCT(_chunk = nullptr; _index = -1;) DEBUG_ONLY(_has_stub = false;) }
64 inline StackChunkFrameStream(stackChunkOop chunk);
65 inline StackChunkFrameStream(stackChunkOop chunk, const frame& f);
66
67 bool is_done() const { return _sp >= _end; }
68
69 // Query
70 intptr_t* sp() const { return _sp; }
71 inline address pc() const { return get_pc(); }
72 inline intptr_t* fp() const;
73 inline intptr_t* unextended_sp() const { return _unextended_sp; }
74 inline address orig_pc() const;
75
76 inline bool is_interpreted() const;
77 inline bool is_stub() const;
78 inline bool is_compiled() const;
79 CodeBlob* cb() const { return _cb; }
80 inline void get_cb();
81 const ImmutableOopMap* oopmap() const { if (_oopmap == nullptr) get_oopmap(); return _oopmap; }
82 inline int frame_size() const;
83 inline int stack_argsize() const;
84 template <typename RegisterMapT>
85 inline int num_oops(RegisterMapT* map) const;
86
87 inline void initialize_register_map(RegisterMap* map);
88 template <typename RegisterMapT> inline void next(RegisterMapT* map, bool stop = false);
89
90 template <typename RegisterMapT> inline void update_reg_map(RegisterMapT* map);
91
92 void handle_deopted() const;
93
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