From: Segher Boessenkool <segher@kernel.crashing.org>
To: Christophe Leroy <christophe.leroy@csgroup.eu>
Cc: "Michael Ellerman" <michael@ellerman.id.au>,
linuxppc-dev <linuxppc-dev@lists.ozlabs.org>,
"Pali Rohár" <pali@kernel.org>,
"Linux Kernel Mailing List" <linux-kernel@vger.kernel.org>,
"Arnd Bergmann" <arnd@arndb.de>
Subject: Re: [PATCH] powerpc: e500: Fix compilation with gcc e500 compiler
Date: Mon, 11 Jul 2022 11:14:42 -0500 [thread overview]
Message-ID: <20220711161442.GD25951@gate.crashing.org> (raw)
In-Reply-To: <d9339bb9-2410-bea5-7502-1c7839707f4e@csgroup.eu>
On Sat, Jul 09, 2022 at 09:26:11AM +0000, Christophe Leroy wrote:
> If I select the GENERIC_CPU or e5500 (with altivec) I get:
>
> CC arch/powerpc/kernel/irq.o
> {standard input}: Assembler messages:
> {standard input}:3535: Error: unrecognized opcode: `wrteei'
> {standard input}:5608: Error: unrecognized opcode: `wrteei'
What -mcpu= did it use here?
wrteei is not a PowerPC insn (it is BookE, instead), so it is not
recognised without an appropriate -mcpu=.
> If I select the e5500 (without altivec) or e6500 I get:
>
> CC arch/powerpc/kernel/io.o
> {standard input}: Assembler messages:
> {standard input}:381: Error: unrecognized opcode: `eieio'
Same question. eieio is a base PowerPC instruction, so this one is
"interesting" :-)
Segher
next prev parent reply other threads:[~2022-07-11 16:17 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-05-24 9:39 [PATCH] powerpc: e500: Fix compilation with gcc e500 compiler Pali Rohár
2022-05-24 17:59 ` Segher Boessenkool
2022-05-24 18:12 ` Pali Rohár
2022-05-24 18:52 ` Segher Boessenkool
2022-05-24 19:16 ` Pali Rohár
2022-05-24 19:52 ` Segher Boessenkool
2022-07-02 9:39 ` Pali Rohár
2022-07-02 9:44 ` Pali Rohár
2022-07-04 10:23 ` Michael Ellerman
2022-07-04 10:39 ` Pali Rohár
2022-07-04 12:07 ` Arnd Bergmann
2022-07-04 13:13 ` Pali Rohár
2022-07-04 13:22 ` Arnd Bergmann
2022-07-04 13:29 ` Pali Rohár
2022-07-04 13:43 ` Arnd Bergmann
2022-07-07 9:56 ` Christophe Leroy
2022-07-07 9:59 ` Pali Rohár
2022-07-08 17:14 ` Pali Rohár
2022-07-08 20:06 ` Arnd Bergmann
2022-07-09 9:16 ` Christophe Leroy
2022-07-09 10:23 ` Pali Rohár
2022-07-10 17:38 ` Christophe Leroy
2022-07-10 17:57 ` Pali Rohár
2022-07-11 14:20 ` Christophe Leroy
2022-07-08 17:12 ` Pali Rohár
2022-07-08 20:04 ` Arnd Bergmann
2022-07-09 8:51 ` Christophe Leroy
2022-07-09 9:26 ` Christophe Leroy
2022-07-11 16:14 ` Segher Boessenkool [this message]
2022-07-11 17:32 ` Christophe Leroy
2022-07-11 21:48 ` Segher Boessenkool
2022-07-12 9:22 ` Christophe Leroy
2022-07-12 14:11 ` Segher Boessenkool
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