42 /* end of list */
43
44 #define M_STATUS_DO(status) \
45 status(has_monitor_bytecodes , 1 << 0) /* Method contains monitorenter/monitorexit bytecodes */ \
46 status(has_jsrs , 1 << 1) \
47 status(is_old , 1 << 2) /* RedefineClasses() has replaced this method */ \
48 status(is_obsolete , 1 << 3) /* RedefineClasses() has made method obsolete */ \
49 status(is_deleted , 1 << 4) /* RedefineClasses() has deleted this method */ \
50 status(is_prefixed_native , 1 << 5) /* JVMTI has prefixed this native method */ \
51 status(monitor_matching , 1 << 6) /* True if we know that monitorenter/monitorexit bytecodes match */ \
52 status(queued_for_compilation , 1 << 7) \
53 status(is_not_c2_compilable , 1 << 8) \
54 status(is_not_c1_compilable , 1 << 9) \
55 status(is_not_c2_osr_compilable , 1 << 10) \
56 status(force_inline , 1 << 11) /* Annotations but also set/reset at runtime */ \
57 status(dont_inline , 1 << 12) \
58 status(has_loops_flag , 1 << 13) /* Method has loops */ \
59 status(has_loops_flag_init , 1 << 14) /* The loop flag has been initialized */ \
60 status(on_stack_flag , 1 << 15) /* RedefineClasses support to keep Metadata from being cleaned */ \
61 status(has_matching_directives , 1 << 16) /* Temporary mark, used only when methods are to be refreshed to reflect a compiler directives update */ \
62 /* end of list */
63
64 #define M_STATUS_ENUM_NAME(name, value) _misc_##name = value,
65 enum {
66 M_STATUS_DO(M_STATUS_ENUM_NAME)
67 };
68 #undef M_STATUS_ENUM_NAME
69
70 // These flags are written during execution so require atomic stores
71 u4 _status;
72
73 public:
74
75 MethodFlags() : _status(0) {}
76
77 // Create getters and setters for the status values.
78 #define M_STATUS_GET_SET(name, ignore) \
79 bool name() const { return (_status & _misc_##name) != 0; } \
80 void set_##name(bool b) { \
81 if (b) { \
82 atomic_set_bits(_misc_##name); \
83 } else { \
84 atomic_clear_bits(_misc_##name); \
85 } \
86 }
87 M_STATUS_DO(M_STATUS_GET_SET)
88 #undef M_STATUS_GET_SET
89
90 int as_int() const { return _status; }
91 void atomic_set_bits(u4 bits) { Atomic::fetch_then_or(&_status, bits); }
92 void atomic_clear_bits(u4 bits) { Atomic::fetch_then_and(&_status, ~bits); }
93 void print_on(outputStream* st) const;
94 };
95
96 #endif // SHARE_OOPS_METHODFLAGS_HPP
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42 /* end of list */
43
44 #define M_STATUS_DO(status) \
45 status(has_monitor_bytecodes , 1 << 0) /* Method contains monitorenter/monitorexit bytecodes */ \
46 status(has_jsrs , 1 << 1) \
47 status(is_old , 1 << 2) /* RedefineClasses() has replaced this method */ \
48 status(is_obsolete , 1 << 3) /* RedefineClasses() has made method obsolete */ \
49 status(is_deleted , 1 << 4) /* RedefineClasses() has deleted this method */ \
50 status(is_prefixed_native , 1 << 5) /* JVMTI has prefixed this native method */ \
51 status(monitor_matching , 1 << 6) /* True if we know that monitorenter/monitorexit bytecodes match */ \
52 status(queued_for_compilation , 1 << 7) \
53 status(is_not_c2_compilable , 1 << 8) \
54 status(is_not_c1_compilable , 1 << 9) \
55 status(is_not_c2_osr_compilable , 1 << 10) \
56 status(force_inline , 1 << 11) /* Annotations but also set/reset at runtime */ \
57 status(dont_inline , 1 << 12) \
58 status(has_loops_flag , 1 << 13) /* Method has loops */ \
59 status(has_loops_flag_init , 1 << 14) /* The loop flag has been initialized */ \
60 status(on_stack_flag , 1 << 15) /* RedefineClasses support to keep Metadata from being cleaned */ \
61 status(has_matching_directives , 1 << 16) /* Temporary mark, used only when methods are to be refreshed to reflect a compiler directives update */ \
62 status(has_scalarized_args , 1 << 17) \
63 status(has_scalarized_return , 1 << 18) \
64 /* end of list */
65
66 #define M_STATUS_ENUM_NAME(name, value) _misc_##name = value,
67 enum {
68 M_STATUS_DO(M_STATUS_ENUM_NAME)
69 };
70 #undef M_STATUS_ENUM_NAME
71
72 // These flags are written during execution so require atomic stores
73 u4 _status;
74
75 public:
76
77 MethodFlags() : _status(0) {}
78
79 // Create getters and setters for the status values.
80 #define M_STATUS_GET_SET(name, ignore) \
81 bool name() const { return (_status & _misc_##name) != 0; } \
82 void set_##name(bool b) { \
83 if (b) { \
84 atomic_set_bits(_misc_##name); \
85 } else { \
86 atomic_clear_bits(_misc_##name); \
87 } \
88 }
89 M_STATUS_DO(M_STATUS_GET_SET)
90 #undef M_STATUS_GET_SET
91
92 static u4 has_scalarized_return_flag() { return _misc_has_scalarized_return; }
93
94 int as_int() const { return _status; }
95 void atomic_set_bits(u4 bits) { Atomic::fetch_then_or(&_status, bits); }
96 void atomic_clear_bits(u4 bits) { Atomic::fetch_then_and(&_status, ~bits); }
97 void print_on(outputStream* st) const;
98 };
99
100 #endif // SHARE_OOPS_METHODFLAGS_HPP
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