Commit Graph

58 Commits

Author SHA1 Message Date
Dan Gohman bd944b4153 It turns out that clang does use pointer-to-function types to
point to ARC-managed pointers sometimes. This fixes rdar://10551239.

llvm-svn: 146577
2011-12-14 19:10:53 +00:00
Chris Lattner 6a144a2227 Upgrade syntax of tests using volatile instructions to use 'load volatile' instead of 'volatile load', which is archaic.
llvm-svn: 145171
2011-11-27 06:54:59 +00:00
Dan Gohman 1736c14b85 Suppress partial retain+release elimination when there's a
possibility that it will span multiple CFG diamonds/triangles which
could have different controlling predicates.  rdar://10282956

llvm-svn: 142222
2011-10-17 18:48:25 +00:00
Bill Wendling e6174a2c85 Update more tests to the new EH scheme.
llvm-svn: 138894
2011-08-31 21:04:11 +00:00
Dan Gohman 56e1cef705 Constant pointers to objects don't need reference counting.
llvm-svn: 138242
2011-08-22 17:29:11 +00:00
Dan Gohman bce94fded8 Make a few tests slightly more strict.
llvm-svn: 138241
2011-08-22 17:27:02 +00:00
Dan Gohman b38940135b Track a retain+release nesting level independently of the
known-incremented level, because the two concepts can be used
to prove the saftey of a retain+release removal in different
ways.

llvm-svn: 138016
2011-08-19 00:26:36 +00:00
John McCall d935e9c359 The ARC language-specific optimizer. Credit to Dan Gohman.
llvm-svn: 133108
2011-06-15 23:37:01 +00:00