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author | coleenp <none@none> | 2009-03-20 22:08:48 -0400 |
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committer | coleenp <none@none> | 2009-03-20 22:08:48 -0400 |
commit | 92016873b5a563473c37b35bd1020c17a34ae38a (patch) | |
tree | f07d00b24215e356ce21cfe1219ed6f47efbb963 /src/share/vm/interpreter | |
parent | 71ab8c6753ee4749844ad210e4c86344f99a6ee6 (diff) | |
download | jdk8u_hotspot-92016873b5a563473c37b35bd1020c17a34ae38a.tar.gz |
6805748: Assertion "don't reset to 0 -- could be mistaken for never-executed" in CompilationPolicy
Summary: Resetting the invocation counter for a method invocation event was setting count to zero for CompileThreshold=1, making it look like a never executed method.
Reviewed-by: phh, kamg, acorn, never
Diffstat (limited to 'src/share/vm/interpreter')
-rw-r--r-- | src/share/vm/interpreter/invocationCounter.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/share/vm/interpreter/invocationCounter.cpp b/src/share/vm/interpreter/invocationCounter.cpp index cb6507785..7ecc70d19 100644 --- a/src/share/vm/interpreter/invocationCounter.cpp +++ b/src/share/vm/interpreter/invocationCounter.cpp @@ -47,6 +47,8 @@ void InvocationCounter::set_carry() { // executed many more times before re-entering the VM. int old_count = count(); int new_count = MIN2(old_count, (int) (CompileThreshold / 2)); + // prevent from going to zero, to distinguish from never-executed methods + if (new_count == 0) new_count = 1; if (old_count != new_count) set(state(), new_count); } |