[LLVMbugs] [Bug 11096] __builtin_expect-based machine basic block reordering not working in simple cases

bugzilla-daemon at llvm.org bugzilla-daemon at llvm.org
Mon Oct 10 10:21:42 PDT 2011


Bob Wilson <bob.wilson at apple.com> changed:

           What    |Removed                     |Added
             Status|NEW                         |RESOLVED
                 CC|                            |bob.wilson at apple.com
         Resolution|                            |LATER

--- Comment #3 from Bob Wilson <bob.wilson at apple.com> 2011-10-10 12:21:42 CDT ---
Support for builtin_expect is a work in progress.  The basic infrastructure is
in place but there aren't many optimizations using it yet.  Block reordering
will be added soon.

Since this is a missing optimization, not a bug, I'm closing this.  (We don't
generally use bug report to keep track of opportunities for better

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