Chris Lattner 9b7d99eb76 The phi translated pointer can be computed when returning a partially cached result ...

instead of stored.  This reduces memdep memory usage, and also eliminates a bunch of
weakvh's.  This speeds up gvn on gcc.c-torture/20001226-1.c from 23.9s to 8.45s (2.8x)
on a different machine than earlier.

llvm-svn: 91885

2009-12-22 04:25:02 +00:00

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