Mercurial > hg > truffle
diff src/share/vm/opto/divnode.cpp @ 756:cecd04fc6f93
6837011: SIGSEGV in PhaseIdealLoop in 32bit jvm
Summary: The CR's test crashes with SIGSEGV when running with "-server -Xcomp" using using 32bit jvm.
Reviewed-by: kvn, never, rasbold
author | twisti |
---|---|
date | Wed, 06 May 2009 12:04:42 -0700 |
parents | 98cb887364d3 |
children | 174ade00803b |
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--- a/src/share/vm/opto/divnode.cpp Tue May 05 11:02:10 2009 -0700 +++ b/src/share/vm/opto/divnode.cpp Wed May 06 12:04:42 2009 -0700 @@ -298,8 +298,10 @@ // 6732154: Construct both w1 and w2 before transforming, so t // doesn't go dead prematurely. + // 6837011: We need to transform w2 before w1 because the + // transformation of w1 could return t. + w2 = phase->transform(w2); w1 = phase->transform(w1); - w2 = phase->transform(w2); // w1 = u0*v1 + w1; Node* u0v1 = phase->transform(new (phase->C, 3) MulLNode(u0, v1));