From: sashiko-bot@kernel.org
To: "Matt Turner" <mattst88@gmail.com>
Cc: linux-perf-users@vger.kernel.org
Subject: Re: [PATCH v2] perf regs: Add alpha support
Date: Sat, 17 Oct 2026 02:07:09 +0000 [thread overview]
Message-ID: <sashiko-outbox-175189@kernel.org> (raw)
In-Reply-To: <20261016-alpha-perf-tools-regs-v2-1-406c9628320a@gmail.com>
> Add the alpha perf register tables so that -I/--user-regs and
> --call-graph dwarf work.
>
> r9-r15 cannot be sampled and are left out of the mask. Perf register
> numbers 0-30 are the DWARF numbers. The pc is DWARF 64, the column GCC
> uses as the alternate return address column on alpha, so libdw's
> frame_nregs is 65.
>
> Assisted-by: Claude:claude-opus-5-5
> Tested-by: Magnus Lindholm <linmag7@gmail.com>
> Reviewed-by: Ian Rogers <irogers@google.com>
> Signed-off-by: Matt Turner <mattst88@gmail.com>
Sashiko has reviewed this patch and found no issues.
--
Sashiko AI review · https://sashiko.dev/#/patchset/20261016-alpha-perf-tools-regs-v2-1-406c9628320a@gmail.com?part=1
prev parent reply other threads:[~2026-10-17 2:07 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-17 2:02 [PATCH v2] perf regs: Add alpha support Matt Turner
2026-10-17 2:07 ` sashiko-bot [this message]
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