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7063628: Use cbcond on T4

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Add new short branch instruction to Hotspot sparc assembler.

Reviewed-by: never, twisti, jrose
This commit is contained in:
Vladimir Kozlov 2011-07-21 11:25:07 -07:00
parent aa16309657
commit 48c1293916
30 changed files with 966 additions and 1097 deletions
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22
hotspot/src/share/vm/adlc/formssel.cpp
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@ -3623,7 +3623,27 @@ bool MatchNode::equivalent(FormDict &globals, MatchNode *mNode2) {
assert( mNode2->_opType, "Must have _opType");
const Form *form = globals[_opType];
const Form *form2 = globals[mNode2->_opType];
return (form == form2);
if( form != form2 ) {
return false;
}
// Check that their children also match
if (_lChild ) {
if( !_lChild->equivalent(globals, mNode2->_lChild) )
return false;
} else if (mNode2->_lChild) {
return false; // I have NULL left child, mNode2 has non-NULL left child.
}
if (_rChild ) {
if( !_rChild->equivalent(globals, mNode2->_rChild) )
return false;
} else if (mNode2->_rChild) {
return false; // I have NULL right child, mNode2 has non-NULL right child.
}
// We've made it through the gauntlet.
return true;
}
//-------------------------- has_commutative_op -------------------------------