[LLVMbugs] [Bug 9709] greedy regalloc - avoidable spilling (removed with LICM)

bugzilla-daemon at llvm.org bugzilla-daemon at llvm.org
Wed Apr 13 23:49:39 PDT 2011


Roman Divacky <rdivacky at freebsd.org> changed:

           What    |Removed                     |Added
             Status|RESOLVED                    |REOPENED
         Resolution|INVALID                     |

--- Comment #3 from Roman Divacky <rdivacky at freebsd.org> 2011-04-14 01:49:39 CDT ---
The thing is that LICM helps here. It looks that for some weird reason greedy
regalloc does a better job on the LICM processed bitcode.

I think it should be investigated why and possible improve the regalloc.

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