Re: [PATCH 07/21] linux-user/hexagon: Implement setup

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Re: [PATCH 07/21] linux-user/hexagon: Implement setup_sigtramp

From:	Richard Henderson
Subject:	Re: [PATCH 07/21] linux-user/hexagon: Implement setup_sigtramp
Date:	Wed, 16 Jun 2021 16:15:48 -0700
User-agent:	Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.8.1

On 6/16/21 2:37 PM, Taylor Simpson wrote:

Yes, I'm confused.  Why is signal frame unwinding in libgcc?


Because it's tied to the compiler, and it was a decent solution back in 1997.

I see llvm calls it libunwind, and only has special signal frame support for aarch64. Iwonder if ever other target is expecting unwind info in a vdso?

r~

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Re: [PATCH 04/21] linux-user/arm: Implement setup_sigtramp, (continued)
- [PATCH 05/21] linux-user/alpha: Implement setup_sigtramp, Richard Henderson, 2021/06/15
  - Re: [PATCH 05/21] linux-user/alpha: Implement setup_sigtramp, Philippe Mathieu-Daudé, 2021/06/16
- [PATCH 07/21] linux-user/hexagon: Implement setup_sigtramp, Richard Henderson, 2021/06/15
  - RE: [PATCH 07/21] linux-user/hexagon: Implement setup_sigtramp, Taylor Simpson, 2021/06/16
    - Re: [PATCH 07/21] linux-user/hexagon: Implement setup_sigtramp, Richard Henderson, 2021/06/16
    - Re: [PATCH 07/21] linux-user/hexagon: Implement setup_sigtramp, Richard Henderson, 2021/06/16
    - RE: [PATCH 07/21] linux-user/hexagon: Implement setup_sigtramp, Taylor Simpson, 2021/06/16
    - Re: [PATCH 07/21] linux-user/hexagon: Implement setup_sigtramp, Richard Henderson <=
- [PATCH 08/21] linux-user/hppa: Document non-use of setup_sigtramp, Richard Henderson, 2021/06/15
  - Re: [PATCH 08/21] linux-user/hppa: Document non-use of setup_sigtramp, Philippe Mathieu-Daudé, 2021/06/16
  - Re: [PATCH 08/21] linux-user/hppa: Document non-use of setup_sigtramp, Alex Bennée, 2021/06/16
- [PATCH 10/21] linux-user/m68k: Implement setup_sigtramp, Richard Henderson, 2021/06/15
  - Re: [PATCH 10/21] linux-user/m68k: Implement setup_sigtramp, Philippe Mathieu-Daudé, 2021/06/16
- [PATCH 11/21] linux-user/microblaze: Implement setup_sigtramp, Richard Henderson, 2021/06/15
  - Re: [PATCH 11/21] linux-user/microblaze: Implement setup_sigtramp, Philippe Mathieu-Daudé, 2021/06/16
- [PATCH 06/21] linux-user/cris: Implement setup_sigtramp, Richard Henderson, 2021/06/15
  - Re: [PATCH 06/21] linux-user/cris: Implement setup_sigtramp, Philippe Mathieu-Daudé, 2021/06/16
- [PATCH 12/21] linux-user/mips: Implement setup_sigtramp, Richard Henderson, 2021/06/15

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