search for: backedgetakeninfo

Displaying 2 results from an estimated 2 matches for "backedgetakeninfo".

2010 May 06
2
[LLVMdev] Back-edge taken count of loops
...t; will try to convert other conditions to the conditions listed above, by doing something like "i <= n" to "i < n+1", but it refuse to do that unless it could prove "n + 1" will not cause a overflow. So, could us just set "n + 1" to the Exact field of BackedgeTakenInfo, and set something like SCEVInfinite to the Max field of BackedgeTakenInfo? thanks ether -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.llvm.org/pipermail/llvm-dev/attachments/20100506/af11583b/attachment.html>
2010 May 06
0
[LLVMdev] Back-edge taken count of loops
...y to convert other conditions to the conditions listed above, by doing something like "i <= n" to "i < n+1", but it refuse to do that unless it could prove "n + 1" will not cause a overflow. > > So, could us just set "n + 1" to the Exact field of BackedgeTakenInfo, and set something like SCEVInfinite to the Max field of BackedgeTakenInfo? > > thanks > ether > _______________________________________________ > LLVM Developers mailing list > LLVMdev at cs.uiuc.edu http://llvm.cs.uiuc.edu > http://lists.cs.uiuc.edu/mailman/listinfo...