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Commit Graph

9 Commits

Author SHA1 Message Date
Devang Patel
ee1da8a703 Simplify 
llvm-svn: 34469
 2007-02-21 19:57:33 +00:00
Devang Patel
96f62d7c95 Fix memory leak (PR 775). 
llvm-svn: 34462
 2007-02-21 02:36:31 +00:00
Devang Patel
8248ba3afc Use iterative algorith to assign DFS number. This reduces 
call stack depth.

llvm-svn: 30575
 2006-09-22 01:05:33 +00:00
Devang Patel
0d540a2f9a Undo previous check-in. 
Reintroduce recursive assignDFSNumber().

llvm-svn: 30380
 2006-09-14 21:43:24 +00:00
Devang Patel
2983c628cd Avoid recursion in assignDFSNumber(). Move def from ET-Forest.h 
to Dominators.h

llvm-svn: 30309
 2006-09-14 01:27:42 +00:00
Chris Lattner
fa8477498c Initialize DFSnum's to -1, in case a node is not reachable. 
llvm-svn: 25344
 2006-01-15 21:48:36 +00:00
Chris Lattner
789d498d78 add an assert, patch by Daniel Berlin 
llvm-svn: 25343
 2006-01-15 21:46:23 +00:00
Chris Lattner
60499c68b3 Fix the build on platforms where <cassert> doesn't define NULL 
llvm-svn: 25147
 2006-01-08 09:10:46 +00:00
Chris Lattner
84a9d11b28 Initial implementation of the ET-Forest data structure for dominators and 
post-dominators.  This code was written/adapted by Daniel Berlin!

llvm-svn: 25144
 2006-01-08 08:22:18 +00:00