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my_var_a
2015 Aug 05
2
[LLVMdev] Cc llvmdev: Re: llvm bpf debug info. Re: [RFC PATCH v4 3/3] bpf: Introduce function for outputing data to perf event
...ld reimplement the
relocation codes already in libdw for bpf elf file with "unknown"
machine info specially in perf. I wonder whether it is worth doing
this and what's your opinion?
Thank you.
>> index directly:
>>
>> __bpf_trace_output_data(__builtin_dwarf_type(myvar_a), &myvar_a, size);
>>
>
> probably both A and B won't really work when programs get bigger
> and optimizations will start moving lines around.
> the builtin_dwarf_type idea is actually quite interesting.
> Potentially that builtin can stringify type name and later we ca...