[llvm-dev] Missing dwarf FDE

[Robinson, Paul via llvm-dev]

> -----Original Message-----
> From: llvm-dev [mailto:llvm-dev-bounces at lists.llvm.org] On Behalf Of ???
> via llvm-dev
> Sent: Tuesday, September 26, 2017 3:37 PM
> To: LLVM Developers Mailing List
> Subject: [llvm-dev] Missing dwarf FDE
> 
> Hi All,
> 
>   I am trying to emit dwarf debug information for my target. By using
> objdump or llvm-objdump
> with `--dwarf=frames`, I can only see CIE (Common Information Entry)
> but not FDE (Frame
> Description Entry). Right now, my target LLVM backend only emit
> assembly, and let binutils
> do the rest. I don't know where the problem is, is there something
> wrong in my target LLVM
> backend or in the binutils?
> 
>   Please point me where should I look into, I will be very
> appreciated. Thanks. :-)

What .cfi_* directives do you see in your assembly?

If gcc supports your target, how does its behavior compare?
--paulr

> 
> Regards,
> chenwj
> 
> --
> Wei-Ren Chen (陳韋任)
> Homepage: https://people.cs.nctu.edu.tw/~chenwj
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