From: Segher Boessenkool <segher@kernel.crashing.org>
To: Daniel Axtens <dja@axtens.net>
Cc: linuxppc-dev@lists.ozlabs.org, llvmlinux@lists.linuxfoundation.org
Subject: Re: [RFC PATCH 7/8] powerpc/purgatory: drop .machine specifier
Date: Thu, 25 Feb 2021 09:58:36 -0600 [thread overview]
Message-ID: <20210225155836.GG28121@gate.crashing.org> (raw)
In-Reply-To: <20210225031006.1204774-8-dja@axtens.net>
On Thu, Feb 25, 2021 at 02:10:05PM +1100, Daniel Axtens wrote:
> It's ignored by future versions of llvm's integrated assembler (by not -11).
> I'm not sure what it does for us in gas.
It enables all insns that exist on 620 (the first 64-bit PowerPC CPU).
> --- a/arch/powerpc/purgatory/trampoline_64.S
> +++ b/arch/powerpc/purgatory/trampoline_64.S
> @@ -12,7 +12,7 @@
> #include <asm/asm-compat.h>
> #include <asm/crashdump-ppc64.h>
>
> - .machine ppc64
> +//upgrade clang, gets ignored .machine ppc64
Why delete it if it is ignored? Why add a cryptic comment?
Segher
next prev parent reply other threads:[~2021-02-25 16:01 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-25 3:09 [RFC PATCH 0/8] WIP support for the LLVM integrated assembler Daniel Axtens
2021-02-25 3:09 ` [PATCH 1/8] powerpc/64s/exception: Clean up a missed SRR specifier Daniel Axtens
2021-02-25 3:10 ` [RFC PATCH 2/8] powerpc: check for support for -Wa,-m{power4,any} Daniel Axtens
2021-03-19 1:32 ` [RFC PATCH 2/8] powerpc: check for support for -Wa, -m{power4, any} Nicholas Piggin
2021-03-19 10:53 ` Michael Ellerman
2021-02-25 3:10 ` [RFC PATCH 3/8] powerpc/head-64: do less gas-specific stuff with sections Daniel Axtens
2021-03-19 1:35 ` Nicholas Piggin
2021-02-25 3:10 ` [RFC PATCH 4/8] powerpc/ppc_asm: use plain numbers for registers Daniel Axtens
2021-02-25 15:25 ` Segher Boessenkool
2021-02-26 0:12 ` Daniel Axtens
2021-03-19 1:39 ` Nicholas Piggin
2021-02-25 3:10 ` [RFC PATCH 5/8] poweprc/lib/quad: Provide macros for lq/stq Daniel Axtens
2021-02-25 15:44 ` Segher Boessenkool
2021-02-26 0:13 ` Daniel Axtens
2021-02-25 3:10 ` [RFC PATCH 6/8] powerpc/mm/book3s64/hash: drop pre 2.06 tlbiel for clang Daniel Axtens
2021-03-19 2:01 ` Nicholas Piggin
2021-03-22 16:49 ` Christophe Leroy
2021-03-22 18:11 ` Nicholas Piggin
2021-03-24 15:51 ` Segher Boessenkool
2021-03-24 21:07 ` Segher Boessenkool
2021-02-25 3:10 ` [RFC PATCH 7/8] powerpc/purgatory: drop .machine specifier Daniel Axtens
2021-02-25 15:58 ` Segher Boessenkool [this message]
2021-02-26 0:17 ` Daniel Axtens
2021-03-19 2:05 ` Nicholas Piggin
2021-03-19 10:59 ` Michael Ellerman
2021-02-25 3:10 ` [RFC PATCH 8/8] powerpc/64/asm: don't reassign labels Daniel Axtens
2021-02-25 16:08 ` Segher Boessenkool
2021-02-26 0:28 ` Daniel Axtens
2021-03-19 2:15 ` Nicholas Piggin
2021-03-14 10:01 ` [RFC PATCH 0/8] WIP support for the LLVM integrated assembler Michael Ellerman
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