Dan Gohman 0e5f1306b0 Pool-allocation for SDNodes. The pool is allocated once for each function,
and reused across SelectionDAGs.

This drastically reduces the number of calls to malloc/free made during
instruction selection, and improves memory locality.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53211 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-07 23:02:41 +00:00
..
2008-06-30 21:04:06 +00:00
2008-07-07 18:00:37 +00:00
2008-07-07 18:00:37 +00:00