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comparison src/share/vm/asm/codeBuffer.hpp @ 1378:9f5b60a14736

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6939930: exception unwind changes in 6919934 hurts compilation speed Reviewed-by: twisti
author never
date Thu, 15 Apr 2010 18:14:49 -0700
parents 18a389214829
children c18cbe5936b8 1a5913bf5e19
comparison
equal deleted inserted replaced
1377:ef74d6d1ac1e 1378:9f5b60a14736
38 OSR_Entry, 38 OSR_Entry,
39 Dtrace_trap = OSR_Entry, // dtrace probes can never have an OSR entry so reuse it 39 Dtrace_trap = OSR_Entry, // dtrace probes can never have an OSR entry so reuse it
40 Exceptions, // Offset where exception handler lives 40 Exceptions, // Offset where exception handler lives
41 Deopt, // Offset where deopt handler lives 41 Deopt, // Offset where deopt handler lives
42 DeoptMH, // Offset where MethodHandle deopt handler lives 42 DeoptMH, // Offset where MethodHandle deopt handler lives
43 UnwindHandler, // Offset to default unwind handler
43 max_Entries }; 44 max_Entries };
44 45
45 // special value to note codeBlobs where profile (forte) stack walking is 46 // special value to note codeBlobs where profile (forte) stack walking is
46 // always dangerous and suspect. 47 // always dangerous and suspect.
47 48
57 _values[Frame_Complete] = frame_never_safe; 58 _values[Frame_Complete] = frame_never_safe;
58 _values[OSR_Entry ] = 0; 59 _values[OSR_Entry ] = 0;
59 _values[Exceptions ] = -1; 60 _values[Exceptions ] = -1;
60 _values[Deopt ] = -1; 61 _values[Deopt ] = -1;
61 _values[DeoptMH ] = -1; 62 _values[DeoptMH ] = -1;
63 _values[UnwindHandler ] = -1;
62 } 64 }
63 65
64 int value(Entries e) { return _values[e]; } 66 int value(Entries e) { return _values[e]; }
65 void set_value(Entries e, int val) { _values[e] = val; } 67 void set_value(Entries e, int val) { _values[e] = val; }
66 }; 68 };