7169782: C2: SIGSEGV in LShiftLNode::Ideal(PhaseGVN*, bool)
Summary: keep intermediate node alive till the end of the graph construction using dummy hook node trick
Reviewed-by: kvn, twisti
Contributed-by: vladimir.x.ivanov@oracle.com
roland [Tue, 12 Jun 2012 10:02:36 +0200] rev 12955
7174532: jdk/test/java/lang/Math/WorstCaseTests.java failing on x86
Summary: increase precision on x86 for the steps of the computation of exp and pow.
Reviewed-by: kvn