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8272720: Fix the implementation of loop unrolling heuristic with LoopPercentProfileLimit #588

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8272720: Fix the implementation of loop unrolling heuristic with LoopPercentProfileLimit #588

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2 changes: 1 addition & 1 deletion src/hotspot/share/opto/loopTransform.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -769,7 +769,7 @@ bool IdealLoopTree::policy_unroll(PhaseIdealLoop *phase) {
// Progress defined as current size less than 20% larger than previous size.
if (UseSuperWord && cl->node_count_before_unroll() > 0 &&
future_unroll_cnt > LoopUnrollMin &&
(future_unroll_cnt - 1) * (100 / LoopPercentProfileLimit) > cl->profile_trip_cnt() &&
(future_unroll_cnt - 1) * (100.0 / LoopPercentProfileLimit) > cl->profile_trip_cnt() &&
1.2 * cl->node_count_before_unroll() < (double)_body.size()) {
return false;
}
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