[llvm-dev] Introducing the binary-level coverage analysis tool bcov

Simon Atanasyan via llvm-dev llvm-dev at lists.llvm.org
Wed Jul 8 07:25:20 PDT 2020


On Wed, Jul 8, 2020 at 3:17 AM Fangrui Song via llvm-dev
<llvm-dev at lists.llvm.org> wrote:
>
> I noticed another tool in this area which was probably available before 1991.
> MIPS pixie.
>
>  From a document of IRIX, https://irix7.com/techpubs/007-2479-001.pdf
> p90, I believe it works in a way very similar to bcov.
>
>    Run pixie to generate the equivalent program containing
>    basic-block-counting code.
>    % pixie myprog
>   ...
>    pixie takes myprog and writes an equivalent program, myprog.pixie,
>    containing additional code that counts the execution of each basic
>    block
>
> IRIX is a discontinued operating system.  I can't find more information
> on this tool. Hope some MIPS folks on the list can provide more
> information.

As to me, I cannot provide any additional info. This tool is too ancient.

-- 
Simon Atanasyan


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