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This commit is contained in:
Erik Trimble 2009-03-12 18:16:36 -07:00
commit 8d6035660e
223 changed files with 5079 additions and 2219 deletions
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4
hotspot/src/share/vm/opto/graphKit.cpp
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@ -1148,7 +1148,7 @@ Node* GraphKit::null_check_common(Node* value, BasicType type,
Node *tst = _gvn.transform( btst );
//-----------
// if peephole optimizations occured, a prior test existed.
// if peephole optimizations occurred, a prior test existed.
// If a prior test existed, maybe it dominates as we can avoid this test.
if (tst != btst && type == T_OBJECT) {
// At this point we want to scan up the CFG to see if we can
@ -1196,7 +1196,7 @@ Node* GraphKit::null_check_common(Node* value, BasicType type,
// Consider using 'Reason_class_check' instead?
// To cause an implicit null check, we set the not-null probability
// to the maximum (PROB_MAX). For an explicit check the probablity
// to the maximum (PROB_MAX). For an explicit check the probability
// is set to a smaller value.
if (null_control != NULL || too_many_traps(reason)) {
// probability is less likely