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2011 Mar 31
0
[LLVMdev] signed/unsigned integers ?
On Wed, Mar 30, 2011 at 03:19, Julien Henry <Julien.Henry at imag.fr> wrote: > > Actually, I'm working on a static analyzer that computes invariants at > each basicBlock: "In basicBlock B, what is the set of possible > assignments for each live values ?" > and I obtains results such as "In B, we have 0 <= x <= 42" > Well, you have to find that
2016 Nov 15
2
In LLVM IR, how can I determine if a switch statement had an explicit default case?
Since a SwitchInst always has a default case even if no default case appeared in the code, what's the best way to determine if it's explicit or implicit? thanks.. don -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.llvm.org/pipermail/llvm-dev/attachments/20161114/7b2965db/attachment.html>
2011 Mar 30
4
[LLVMdev] signed/unsigned integers ?
>> The compiler remembers for debugging purpose that x is defined as >> unsigned, and y as signed, no ? I'm not familiar with LLVM debug info, >> but maybe I can find this info there ? > > probably it can be extracted from debug info, but what if there is no debug > info? Can you please explain what you intend to do with this information - > then maybe we can