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From: Andrew Lunn <andrew@lunn.ch>
To: Jian Cai <caij2003@gmail.com>
Cc: Linus Walleij <linus.walleij@linaro.org>,
	Peter.Smith@arm.com, stefan@agner.ch,
	David Howells <dhowells@redhat.com>,
	Mauro Carvalho Chehab <mchehab+samsung@kernel.org>,
	manojgupta@google.com,
	Benjamin Gaignard <benjamin.gaignard@linaro.org>,
	"Joel Fernandes \(Google\)" <joel@joelfernandes.org>,
	Bartosz Golaszewski <bgolaszewski@baylibre.com>,
	ilie.halip@gmail.com, Masahiro Yamada <masahiroy@kernel.org>,
	Russell King <linux@armlinux.org.uk>,
	Krzysztof Kozlowski <krzk@kernel.org>,
	clang-built-linux@googlegroups.com, samitolvanen@google.com,
	Masami Hiramatsu <mhiramat@kernel.org>,
	Arnd Bergmann <arnd@arndb.de>,
	"Steven Rostedt \(VMware\)" <rostedt@goodmis.org>,
	jiancai@google.com, Doug Anderson <armlinux@m.disordat.com>,
	Dan Williams <dan.j.williams@intel.com>,
	linux-arm-kernel@lists.infradead.org,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	ndesaulniers@google.com, linux-kernel@vger.kernel.org,
	Patrick Bellasi <patrick.bellasi@arm.com>,
	"Eric W. Biederman" <ebiederm@xmission.com>,
	Tejun Heo <tj@kernel.org>,
	Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH] ARM: do not assemble iwmmxt.S with LLVM toolchain
Date: Fri, 10 Apr 2020 18:59:48 +0200	[thread overview]
Message-ID: <20200410165948.GD448831@lunn.ch> (raw)
In-Reply-To: <20200409232728.231527-1-caij2003@gmail.com>

On Thu, Apr 09, 2020 at 04:27:26PM -0700, Jian Cai wrote:
> iwmmxt.S contains XScale instructions

Dumb question....

Are these Xscale instructions? My understanding is that they are an
instruction set of their own, implementing something similar to IA-32
MMX. 

Would it be more accurate to say CLANG does not support the iwmmxt
instruction set?

	    Andrew

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WARNING: multiple messages have this Message-ID (diff)
From: Andrew Lunn <andrew@lunn.ch>
To: Jian Cai <caij2003@gmail.com>
Cc: Linus Walleij <linus.walleij@linaro.org>,
	Peter.Smith@arm.com, stefan@agner.ch,
	David Howells <dhowells@redhat.com>,
	Mauro Carvalho Chehab <mchehab+samsung@kernel.org>,
	manojgupta@google.com,
	Benjamin Gaignard <benjamin.gaignard@linaro.org>,
	"Joel Fernandes (Google)" <joel@joelfernandes.org>,
	clang-built-linux@googlegroups.com, ilie.halip@gmail.com,
	Masahiro Yamada <masahiroy@kernel.org>,
	Russell King <linux@armlinux.org.uk>,
	Krzysztof Kozlowski <krzk@kernel.org>,
	Bartosz Golaszewski <bgolaszewski@baylibre.com>,
	samitolvanen@google.com,
	"Eric W. Biederman" <ebiederm@xmission.com>,
	Arnd Bergmann <arnd@arndb.de>,
	"Steven Rostedt (VMware)" <rostedt@goodmis.org>,
	jiancai@google.com, Doug Anderson <armlinux@m.disordat.com>,
	Dan Williams <dan.j.williams@intel.com>,
	linux-arm-kernel@lists.infradead.org,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	ndesaulniers@google.com, linux-kernel@vger.kernel.org,
	Patrick Bellasi <patrick.bellasi@arm.com>,
	Masami Hiramatsu <mhiramat@kernel.org>, Tejun Heo <tj@kernel.org>,
	Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH] ARM: do not assemble iwmmxt.S with LLVM toolchain
Date: Fri, 10 Apr 2020 18:59:48 +0200	[thread overview]
Message-ID: <20200410165948.GD448831@lunn.ch> (raw)
In-Reply-To: <20200409232728.231527-1-caij2003@gmail.com>

On Thu, Apr 09, 2020 at 04:27:26PM -0700, Jian Cai wrote:
> iwmmxt.S contains XScale instructions

Dumb question....

Are these Xscale instructions? My understanding is that they are an
instruction set of their own, implementing something similar to IA-32
MMX. 

Would it be more accurate to say CLANG does not support the iwmmxt
instruction set?

	    Andrew

  parent reply	other threads:[~2020-04-10 17:00 UTC|newest]

Thread overview: 82+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-04-09 23:27 [PATCH] ARM: do not assemble iwmmxt.S with LLVM toolchain Jian Cai
2020-04-09 23:27 ` Jian Cai
2020-04-10  0:01 ` Nick Desaulniers
2020-04-10  0:01   ` Nick Desaulniers
2020-04-10  0:12   ` Nathan Chancellor
2020-04-10  0:12     ` Nathan Chancellor
2020-04-10  6:38 ` Sedat Dilek
2020-04-10  6:38   ` Sedat Dilek
2020-04-10  7:44   ` Nathan Chancellor
2020-04-10  7:44     ` Nathan Chancellor
2020-04-10  9:56 ` Arnd Bergmann
2020-04-10  9:56   ` Arnd Bergmann
2020-04-10 11:15   ` Ard Biesheuvel
2020-04-10 11:15     ` Ard Biesheuvel
2020-04-10 12:33     ` Russell King - ARM Linux admin
2020-04-10 12:33       ` Russell King - ARM Linux admin
2020-04-10 13:09       ` Ard Biesheuvel
2020-04-10 13:09         ` Ard Biesheuvel
2020-04-13 20:45         ` Nick Desaulniers
2020-04-13 20:45           ` Nick Desaulniers
2020-04-14  8:59           ` Ard Biesheuvel
2020-04-14  8:59             ` Ard Biesheuvel
2020-04-14 18:38             ` Nick Desaulniers
2020-04-14 18:38               ` Nick Desaulniers
2020-04-14 20:53               ` Kees Cook
2020-04-14 20:53                 ` Kees Cook
2020-04-15 10:32                 ` Ard Biesheuvel
2020-04-15 10:32                   ` Ard Biesheuvel
2020-04-15 12:58                   ` Arnd Bergmann
2020-04-15 12:58                     ` Arnd Bergmann
2020-04-15 14:44                     ` Russell King - ARM Linux admin
2020-04-15 14:44                       ` Russell King - ARM Linux admin
2020-04-19 11:08                       ` Stefan Agner
2020-04-19 11:08                         ` Stefan Agner
2020-04-15 15:44                   ` Kees Cook
2020-04-15 15:44                     ` Kees Cook
2020-04-17 14:12                     ` Masahiro Yamada
2020-04-17 14:12                       ` Masahiro Yamada
2020-04-13 19:23       ` Nick Desaulniers
2020-04-13 19:23         ` Nick Desaulniers
2020-04-13 21:00         ` Russell King - ARM Linux admin
2020-04-13 21:00           ` Russell King - ARM Linux admin
2020-11-04 20:44           ` Nick Desaulniers
2020-11-04 20:44             ` Nick Desaulniers
2020-04-13 19:20   ` Nick Desaulniers
2020-04-13 19:20     ` Nick Desaulniers
2020-04-13 21:15     ` Andrew Lunn
2020-04-13 21:15       ` Andrew Lunn
2020-04-10 16:59 ` Andrew Lunn [this message]
2020-04-10 16:59   ` Andrew Lunn
2020-04-10 18:34   ` Russell King - ARM Linux admin
2020-04-10 18:34     ` Russell King - ARM Linux admin
2020-04-13 19:26     ` Nick Desaulniers
2020-04-13 19:26       ` Nick Desaulniers
2020-04-13 21:53       ` Russell King - ARM Linux admin
2020-04-13 21:53         ` Russell King - ARM Linux admin
2020-11-07  0:10 ` [PATCH v2] Make iwmmxt.S support Clang's integrated assembler Jian Cai
2020-11-07  0:10   ` Jian Cai
2020-11-07  8:29   ` Ard Biesheuvel
2020-11-07  8:29     ` Ard Biesheuvel
2020-11-10  1:55     ` Nick Desaulniers
2020-11-10  1:55       ` Nick Desaulniers
2020-11-10  7:35       ` Ard Biesheuvel
2020-11-10  7:35         ` Ard Biesheuvel
2020-11-10 19:26         ` Nick Desaulniers
2020-11-10 19:26           ` Nick Desaulniers
     [not found]           ` <CA+SOCLJSSR62VfWhKx9R1cxT-CHXD7RN08eJBYxUH8zzyWos9Q@mail.gmail.com>
2020-11-10 20:11             ` Nick Desaulniers
2020-11-10 20:11               ` Nick Desaulniers
2020-11-10 20:38               ` Arnd Bergmann
2020-11-10 20:38                 ` Arnd Bergmann
2020-11-10 21:35                 ` Ard Biesheuvel
2020-11-10 21:35                   ` Ard Biesheuvel
2020-11-12  8:42   ` Ard Biesheuvel
2020-11-12  8:42     ` Ard Biesheuvel
2020-11-12 13:06     ` Arnd Bergmann
2020-11-12 13:06       ` Arnd Bergmann
2020-11-12 20:07   ` [PATCH v3] " Jian Cai
2020-11-12 20:07     ` Jian Cai
2020-11-17  0:37     ` [PATCH v4] " Jian Cai
2020-11-17  0:37       ` Jian Cai
2020-11-17  1:20       ` Nick Desaulniers
2020-11-17  1:20         ` Nick Desaulniers

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