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6939930: exception unwind changes in 6919934 hurts compilation speed

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Reviewed-by: twisti
This commit is contained in:
Tom Rodriguez 2010-04-15 18:14:49 -07:00
parent a1446b775d
commit 98ee92e724
14 changed files with 208 additions and 101 deletions
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2
hotspot/src/share/vm/asm/codeBuffer.hpp
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@ -40,6 +40,7 @@ public:
Exceptions, // Offset where exception handler lives
Deopt, // Offset where deopt handler lives
DeoptMH, // Offset where MethodHandle deopt handler lives
UnwindHandler, // Offset to default unwind handler
max_Entries };
// special value to note codeBlobs where profile (forte) stack walking is
@ -59,6 +60,7 @@ public:
_values[Exceptions ] = -1;
_values[Deopt ] = -1;
_values[DeoptMH ] = -1;
_values[UnwindHandler ] = -1;
}
int value(Entries e) { return _values[e]; }