implementing escape analysis

Andrew Haley aph@redhat.com
Thu Feb 16 18:06:00 GMT 2006


Per Bothner writes:
 > David Daney wrote:
 > > I keep threatening to do this for gcj, but was thinking that the best 
 > > place to do it may be the front end.  Once in tree-ssa form it is more 
 > > difficult to figure out that a call to _Jv_AllocObject followed by a 
 > > call to the constructor is the equivalent of the 'new' operator.
 > 
 > Why is that relevant to escape analysis?  A constructor is just
 > another method, in this context.

Indeed: the only thing that has to be recognized as "special" is a
malloc-like function.

Andrew.



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