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6961690: load oops from constant table on SPARC

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Oops should be loaded from the constant table of an nmethod instead of materializing them with a long code sequence.

Reviewed-by: never, kvn
This commit is contained in:
Christian Thalinger 2010-12-03 01:34:31 -08:00
parent ab725dba1d
commit ffaadcecea
31 changed files with 1795 additions and 830 deletions
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14
hotspot/src/share/vm/opto/machnode.cpp
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@ -489,6 +489,20 @@ void MachTypeNode::dump_spec(outputStream *st) const {
}
#endif
//=============================================================================
int MachConstantNode::constant_offset() {
int offset = _constant.offset();
// Bind the offset lazily.
if (offset == -1) {
Compile::ConstantTable& constant_table = Compile::current()->constant_table();
offset = constant_table.table_base_offset() + constant_table.find_offset(_constant);
_constant.set_offset(offset);
}
return offset;
}
//=============================================================================
#ifndef PRODUCT
void MachNullCheckNode::format( PhaseRegAlloc *ra_, outputStream *st ) const {