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Nils Eliasson 2013-03-13 13:44:45 +01:00
commit d1b60c9f04
2 changed files with 25 additions and 26 deletions
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25
hotspot/src/share/vm/opto/chaitin.hpp
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@ -187,31 +187,6 @@ public:
#endif
};
//------------------------------LRG_List---------------------------------------
// Map Node indices to Live RanGe indices.
// Array lookup in the optimized case.
class LRG_List : public ResourceObj {
friend class VMStructs;
uint _cnt, _max;
uint* _lidxs;
ReallocMark _nesting; // assertion check for reallocations
public:
LRG_List( uint max );
uint lookup( uint nidx ) const {
return _lidxs[nidx];
}
uint operator[] (uint nidx) const { return lookup(nidx); }
void map( uint nidx, uint lidx ) {
assert( nidx < _cnt, "oob" );
_lidxs[nidx] = lidx;
}
void extend( uint nidx, uint lidx );
uint Size() const { return _cnt; }
};
//------------------------------IFG--------------------------------------------
// InterFerence Graph
// An undirected graph implementation. Created with a fixed number of

26
hotspot/src/share/vm/opto/live.hpp
View file

@ -33,11 +33,35 @@
#include "opto/regmask.hpp"
class Block;
class LRG_List;
class PhaseCFG;
class VectorSet;
class IndexSet;
//------------------------------LRG_List---------------------------------------
// Map Node indices to Live RanGe indices.
// Array lookup in the optimized case.
class LRG_List : public ResourceObj {
friend class VMStructs;
uint _cnt, _max;
uint* _lidxs;
ReallocMark _nesting; // assertion check for reallocations
public:
LRG_List( uint max );
uint lookup( uint nidx ) const {
return _lidxs[nidx];
}
uint operator[] (uint nidx) const { return lookup(nidx); }
void map( uint nidx, uint lidx ) {
assert( nidx < _cnt, "oob" );
_lidxs[nidx] = lidx;
}
void extend( uint nidx, uint lidx );
uint Size() const { return _cnt; }
};
//------------------------------PhaseLive--------------------------------------
// Compute live-in/live-out
class PhaseLive : public Phase {