Dan Gohman
783fdc6375
Don't let arbitrary calls disrupt nested retain+release pairs if
...
the retains and releases all use the same SSA pointer value.
Also, don't let CFG hazards disrupt nested retain+release pair
optimizations.
llvm-svn: 137399
2011-08-12 00:26:31 +00:00
Dan Gohman
a716e5c67e
Tidy up these testcases to look more like real code does.
...
llvm-svn: 137085
2011-08-09 00:33:11 +00:00
Dan Gohman
1c4dff0ab3
Move the last uses of RetainFunc etc. over to using getRetainCallee() etc.
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so that a declaration for objc_retain is created when needed if it doesn't
already exist. rdar://9825114.
llvm-svn: 135821
2011-07-22 22:29:21 +00:00
Dan Gohman
c9b4620575
Fix ARCOpt to insert releases on both successors of an invoke rather
...
than trying to insert them immediately after the invoke.
llvm-svn: 133188
2011-06-16 20:57:14 +00:00
John McCall
519c63cdeb
The ARC language-specific optimizer. Credit to Dan Gohman.
...
llvm-svn: 133108
2011-06-15 23:37:01 +00:00
