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diff src/share/vm/opto/chaitin.cpp @ 14498:04e7587c97dc

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8032656: Tag the MachSpillCopies with purpose information Summary: Subclassed the MachSpillCopyNode with different subnodes for different spill purposes to enhance debugging / visualization Reviewed-by: kvn, roland
author adlertz
date Tue, 25 Feb 2014 14:09:02 +0100
parents abec000618bf
children 1077c8270209
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line diff
--- a/src/share/vm/opto/chaitin.cpp	Tue Feb 25 13:52:37 2014 +0100
+++ b/src/share/vm/opto/chaitin.cpp	Tue Feb 25 14:09:02 2014 +0100
@@ -1799,7 +1799,7 @@
           Block *phi_block = _cfg.get_block_for_node(phi);
           if (_cfg.get_block_for_node(phi_block->pred(2)) == block) {
             const RegMask *mask = C->matcher()->idealreg2spillmask[Op_RegI];
-            Node *spill = new (C) MachSpillCopyNode( phi, *mask, *mask );
+            Node *spill = new (C) MachSpillCopyNode(MachSpillCopyNode::LoopPhiInput, phi, *mask, *mask);
             insert_proj( phi_block, 1, spill, maxlrg++ );
             n->set_req(1,spill);
             must_recompute_live = true;