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Re: [Libunwind-devel] [PATCH] [MIPS] Stack-unwinding through signal fram
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From: |
Faraz Shahbazker |
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Subject: |
Re: [Libunwind-devel] [PATCH] [MIPS] Stack-unwinding through signal frames |
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Date: |
Tue, 17 Mar 2015 10:40:51 -0700 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.2.0 |
On 03/16/2015 09:17 PM, Arun Sharma wrote:
> On Mon, Mar 16, 2015 at 1:13 PM, <address@hidden> wrote:
>> From: Faraz Shahbazker <address@hidden>
>>
>> Detect if current frame is a signal frame by checking for preceeding
>> syscall instruction. For signal frames, update the cursor correctly
>> from user context before calling dwarf_step.
>
> Is the dwarf CIE augmentation string unusable on mips?
I am not sure. If you could please point me to another architecture that uses
CIE string for detecting signal frames, I will check if that approach works for
mips.
Regards,
Faraz Shahbazker