From: Indu Bhagat <indu.bhagat@oracle.com>
To: Jens Remus <jremus@linux.ibm.com>, binutils@sourceware.org
Cc: Andreas Krebbel <krebbel@linux.ibm.com>
Subject: Re: [RFC PATCH 0/9] s390: Initial support to generate SFrame info from CFI directives in assembler
Date: Fri, 5 Apr 2024 11:26:28 -0700 [thread overview]
Message-ID: <5a63d8b0-ae9f-4fb2-950d-4828d0b95f49@oracle.com> (raw)
In-Reply-To: <0bcb6731-6ee6-4b05-8a59-4a249197fb58@oracle.com>
On 2/23/24 13:16, Indu Bhagat wrote:
> Hi Jens,
>
> On 2/23/24 09:07, Jens Remus wrote:
>> This patch series adds initial support to the assembler on s390x to
>> generate SFrame stack trace information from CFI directives. It is
>> largely based on the respective AArch64 support.
>>
>> Please be aware that the SFrame support for s390x provided by patch 9
>> of this series still has some open issues, which need to be addressed.
>> Any ideas or assistance to overcome the current SFrame limitations
>> listed below and in the patch description are very welcome.
>>
>> Patches 1-8 are generic cleanups and enhancements to the generation
>> of SFrame information in the assembler. Patch 9 adds the initial s390x
>> support and is purely RFC.
>>
>>
>> Patches 1-3 are minor cleanups/enhancements to the existing SFrame
>> support on AArch64 and x86 AMD64.
>>
>> Patch 4 enables readelf/objdump to dump the SFrame fixed offsets from
>> CFA to the frame pointer (FP) and return address (RA).
>>
>> Patch 5 enhances an SFrame warning message to print the human readable
>> DWARF call frame instruction name.
>>
>> Patch 6 and 7 resolve issues that cause the assembler to either generate
>> bad SFrame FDE or to silently skip it. Both issues would be triggered by
>> s390-specific SFrame error test cases introduced by patch 9.
>>
>> Patch 8 adds verbose assembler warning messages when generation of
>> SFrame FDE is skipped.
>>
>
> Thanks for fixing issues and enhancing SFrame handling in Binutils.
>
Hi Jens,
I think it will be great to split this series and send a V2 for the
Patches 1-8 from your series. What do you think ?
Thanks
Indu
next prev parent reply other threads:[~2024-04-05 18:26 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-23 17:07 Jens Remus
2024-02-23 17:07 ` [PATCH v2 1/9] x86: Remove unused SFrame CFI RA register variable Jens Remus
2024-02-24 7:38 ` Indu Bhagat
2024-02-26 13:01 ` Jan Beulich
2024-02-26 14:51 ` Jens Remus
2024-02-27 9:08 ` Indu Bhagat
2024-02-27 9:11 ` Jan Beulich
2024-02-26 15:04 ` Jens Remus
2024-02-23 17:07 ` [PATCH v2 2/9] aarch64: Align SFrame terminology in comments to specs and x86 Jens Remus
2024-02-24 7:44 ` Indu Bhagat
2024-02-23 17:07 ` [PATCH v2 3/9] sframe: Enhance comments for SFRAME_CFA_*_REG macros Jens Remus
2024-02-24 7:46 ` Indu Bhagat
2024-02-26 13:51 ` Jan Beulich
2024-02-27 8:53 ` Indu Bhagat
2024-02-27 8:57 ` Jan Beulich
2024-02-27 9:01 ` Indu Bhagat
2024-02-23 17:07 ` [PATCH v2 4/9] readelf/objdump: Dump SFrame CFA fixed FP and RA offsets Jens Remus
2024-02-24 7:48 ` Indu Bhagat
2024-02-23 17:07 ` [PATCH v2 5/9] gas: Print DWARF call frame insn name in SFrame warning message Jens Remus
2024-02-24 7:56 ` Indu Bhagat
2024-02-26 15:37 ` Jens Remus
2024-02-23 17:07 ` [PATCH v2 6/9] gas: Skip SFrame FDE if CFI specifies non-FP/SP base register Jens Remus
2024-02-24 7:57 ` Indu Bhagat
2024-02-23 17:07 ` [PATCH v2 7/9] gas: Warn if SFrame FDE is skipped due to non-default return column Jens Remus
2024-02-24 8:43 ` Indu Bhagat
2024-02-26 16:19 ` Jens Remus
2024-02-23 17:07 ` [PATCH v2 8/9] gas: User readable warnings if SFrame FDE is not generated Jens Remus
2024-02-29 7:39 ` Indu Bhagat
2024-04-09 14:14 ` Jens Remus
2024-02-23 17:08 ` [RFC PATCH 9/9] s390: Initial support to generate .sframe from CFI directives in assembler Jens Remus
2024-02-29 7:01 ` Indu Bhagat
2024-04-09 15:07 ` Jens Remus
2024-02-23 17:27 ` [RFC PATCH 0/9] s390: Initial support to generate SFrame info " Jens Remus
2024-02-23 21:16 ` Indu Bhagat
2024-04-05 18:26 ` Indu Bhagat [this message]
2024-04-09 14:19 ` Jens Remus
-- strict thread matches above, loose matches on Subject: below --
2024-02-22 16:01 Jens Remus
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