Emmmer added a comment.

In D130342#3711534 <https://reviews.llvm.org/D130342#3711534>, @tzb99 wrote:

> In D130342#3710299 <https://reviews.llvm.org/D130342#3710299>, @Emmmer wrote:
>
>> In D130342#3710122 <https://reviews.llvm.org/D130342#3710122>, @tzb99 wrote:
>>
>>> In D130342#3709772 <https://reviews.llvm.org/D130342#3709772>, @Emmmer 
>>> wrote:
>>>
>>>> What is implemented:
>>>>
>>>> - Use the same register layout as Linux kernel and mock read/write for 
>>>> `x0` register (the always zero register).
>>>> - Take RISC-V `ebreak` instruction as breakpoint trap code, so our 
>>>> breakpoint works as expected now.
>>>> - Refactor some duplicate code.
>>>>
>>>> Further work:
>>>>
>>>> - RISC-V does not support hardware single stepping yet. A software 
>>>> implementation may come in future PR.
>>>> - Add support for RVC extension (the trap code, etc.).
>>>
>>> Thank you so much for the contribution! I have few more questions. What is 
>>> your qemu spec? Is it operated in the user mode or the system mode? In 
>>> addition, did your cross compilation build using in-tree build or build 
>>> lldb separately?
>>
>> I'm using qemu-system 7.0.0 and in-tree cross build.
>
> I am sorry to bother you again, is the dwarf header file changed since the 
> last diff? I noticed the title of the file is changed, and based on the 
> observation, such change should be related to the RISCV64_DWARF_Registers.h 
> file? Directly using the file from last diff will not compile, so I rearrange 
> the file with dwarf_gpr naming convention, but seems like the functionality 
> is not complete.

` RISCV64_DWARF_Registers.h` has been merged to main in D130686 
<https://reviews.llvm.org/D130686>, you may need rebase from main


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D130342/new/

https://reviews.llvm.org/D130342

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