Re: [Valgrind-users] [Need Help] Valgrind on Cavium-Octeon-3

[Tom H. <to...@co...>]

No idea - that will be down to your cross build toolchain.

Tom

On 10/01/2021 18:21, mihir amrelia wrote:
> Tom,
> 
> Thanks a lot for your response.
> Yes, it doesn't look like the one I should be expecting..
> 
> file /var/tmp/cavium/bin/valgrind
> /var/tmp/cavium/bin/valgrind: ELF 64-bit MSB executable, MIPS, MIPS64 
> rel2 version 1 (SYSV), dynamically linked, interpreter /lib64-f, for 
> GNU/Linux 2.6.32, not stripped
> 
> How to fix this?
> 
> -Mihir
> On Thursday, 7 January, 2021, 04:36:45 pm IST, Tom Hughes 
> <to...@co...> wrote:
> 
> 
> On 07/01/2021 10:54, mihir amrelia via Valgrind-users wrote:
> 
> 
>  > I am trying to get valgrind running on cavium octeon 3 processor.
>  >
>  >
>  > Couldn't find any specific build configs for this other than some hints
>  > on the valgrind wiki.
>  > *
>  > *
>  > *
>  > The steps executed to build valgrind for cavium were (on x86_64 host):
>  > *export CC=/opt/cavium-64bit/tools-3535/bin/mips64-octeon-linux-gnu-gcc
>  > export CXX=/opt/cavium-64bit/tools-3535/bin/mips64-octeon-linux-gnu-g++
>  > export PATH=$PATH:/opt/cavium-64bit/tools-3535/bin/
>  > ./configure --host=mips64-linux-gnu --target=mips64-octeon-linux
>  > --prefix=/home/mihira/workspace/mylab/valgrind/cavium
>  > --exec-prefix=/var/tmp/cavium --disable-tls
>  > make && make install
>  >
>  > *While trying to run it on target (copied the elfs to /var/tmp/cavium/
>  > dir on the target):*
>  > export VALGRIND_LIB=/var/tmp/cavium/lib/valgrind/
>  > export PATH=$PATH:/var/tmp/cavium/bin/
>  > valgrind -h
>  > -bash: /var/tmp/cavium/bin/valgrind: No such file or directory
>  >
>  >
>  > What's that blunder I am doing?
> 
> 
> At a guess the ELF interpreter specified in the compiled
> valgrind launcher doesn't exist - that can lead to that
> confusing error when running a executable that exists.
> 
> Try "file /var/tmp/cavium/bin/valgrind" and see what it says
> about it - part of the result should be something like this:
> 
>    interpreter /lib64/ld-linux-x86-64.so.2
> 
> which will tell what interpreter it is using.
> 
> Tom
> 
> -- 
> Tom Hughes (to...@co... <mailto:to...@co...>)
> http://compton.nu/ <http://compton.nu/>
> 


-- 
Tom Hughes (to...@co...)
http://compton.nu/