Commit Graph

7 Commits

Author SHA1 Message Date
Duncan Sands
0058c7bcb0 Strip trailing white space.
llvm-svn: 84256
2009-10-16 15:20:13 +00:00
Chris Lattner
9c382cebc5 add a simple helper method.
llvm-svn: 83745
2009-10-10 23:41:48 +00:00
Chris Lattner
249265de06 add ability for clients of SSAUpdater to find out about the
PHI nodes inserted.

llvm-svn: 83744
2009-10-10 23:15:24 +00:00
Chris Lattner
67cdd8b567 add the ability to get a rewritten value from the middle of a block,
not just at the end.  Add a big comment explaining when this could
be useful (which never happens for jump threading).

llvm-svn: 83741
2009-10-10 23:00:11 +00:00
Chris Lattner
e474a8d3a7 rename GetValueInBlock -> GetValueAtEndOfBlock to better reflect
what it does.

llvm-svn: 83740
2009-10-10 22:41:58 +00:00
Chris Lattner
65e69a77e1 use a typedef instead of spelling out an insane type. Yay for auto someday.
llvm-svn: 83707
2009-10-10 09:09:20 +00:00
Chris Lattner
60d4e69c81 Implement an efficient and fully general SSA update mechanism that
works on unstructured CFGs.  This implements PR217, our oldest open PR.

llvm-svn: 83705
2009-10-10 09:04:27 +00:00