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This commit is contained in:
Changpeng Fang 2009-10-16 14:08:44 -07:00
commit 35ca20c546
129 changed files with 8124 additions and 186 deletions
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hotspot/src/share/vm/opto/phaseX.cpp
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@ -1502,7 +1502,7 @@ Node *PhaseCCP::transform_once( Node *n ) {
//---------------------------------saturate------------------------------------
const Type* PhaseCCP::saturate(const Type* new_type, const Type* old_type,
const Type* limit_type) const {
const Type* wide_type = new_type->widen(old_type);
const Type* wide_type = new_type->widen(old_type, limit_type);
if (wide_type != new_type) { // did we widen?
// If so, we may have widened beyond the limit type. Clip it back down.
new_type = wide_type->filter(limit_type);