Mercurial > hg > truffle
diff src/share/vm/opto/machnode.cpp @ 14437:15120a36272d
8028767: PPC64: (part 121): smaller shared changes needed to build C2
Summary: smaller shared changes required to build the C2 compiler on PPC64.
Reviewed-by: kvn
author | goetz |
---|---|
date | Thu, 21 Nov 2013 19:00:57 -0800 |
parents | 318d0622a6d7 |
children | 4ca6dc0799b6 fc2c88ea11a9 |
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--- a/src/share/vm/opto/machnode.cpp Thu Nov 21 18:29:34 2013 -0800 +++ b/src/share/vm/opto/machnode.cpp Thu Nov 21 19:00:57 2013 -0800 @@ -397,6 +397,17 @@ return skipped; } +int MachNode::operand_index(const MachOper *oper) const { + uint skipped = oper_input_base(); // Sum of leaves skipped so far + uint opcnt; + for (opcnt = 1; opcnt < num_opnds(); opcnt++) { + if (_opnds[opcnt] == oper) break; + uint num_edges = _opnds[opcnt]->num_edges(); // leaves for operand + skipped += num_edges; + } + if (_opnds[opcnt] != oper) return -1; + return skipped; +} //------------------------------peephole--------------------------------------- // Apply peephole rule(s) to this instruction