[LLVMdev] information-transfer between analysis-pases

Eli Friedman eli.friedman at gmail.com
Tue Feb 17 00:52:58 PST 2009


On Tue, Feb 17, 2009 at 12:46 AM, RAAD B <raad_7007 at yahoo.com> wrote:
> Hello together,
>
> I have seen that the analysis-results are stored in llvm-IR as annotations.
> For example <; preds = %entry> in basicBlock level and <; <i32*> [#uses=2]>
> for a variable.
>
> Is there any documentation about annotations?

That isn't really analysis; it's just some easy-to-extract information
the disassembler uses to make the output more readable.  Those notes
are treated as comments by the assembler.

-Eli



More information about the llvm-dev mailing list