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4 Commits

Author SHA1 Message Date
Bill Wendling d4e871404d Update more tests to the new EH scheme. 
llvm-svn: 138903
 2011-08-31 21:39:05 +00:00
Evan Cheng e53ab6dffc Teach machine sink to 
1) Do forward copy propagation. This makes it easier to estimate the cost of the
   instruction being sunk.
2) Break critical edges on demand, including cases where the value is used by
   PHI nodes.
Critical edge splitting is not yet enabled by default.

llvm-svn: 114227
 2010-09-17 22:28:18 +00:00
Dan Gohman 40503396da Eliminate more uses of llvm-as and llvm-dis. 
llvm-svn: 81290
 2009-09-08 23:54:48 +00:00
Evan Cheng 2510436e20 Fix PR3522. It's not safe to sink into landing pad BB's. 
llvm-svn: 64582
 2009-02-15 08:36:12 +00:00