From: Andreas Schwab <schwab@linux-m68k.org>
To: "H. Peter Anvin" <hpa@zytor.com>
Cc: Sam Ravnborg <sam@ravnborg.org>,
linux-mips@linux-mips.org, linux-m68k@vger.kernel.org,
linux-ia64@vger.kernel.org, linux-sh@vger.kernel.org,
Denys Vlasenko <vda.linux@googlemail.com>,
Tim Abbott <tabbott@MIT.EDU>,
Heiko Carstens <heiko.carstens@de.ibm.com>,
linuxppc-dev@ozlabs.org, Paul Mackerras <paulus@samba.org>,
Greg Ungerer <gerg@uclinux.org>,
sparclinux@vger.kernel.org, Thomas Gleixner <tglx@linutronix.de>,
linux-s390@vger.kernel.org,
Jesper Nilsson <jesper.nilsson@axis.com>,
Yoshinori Sato <ysato@users.sourceforge.jp>,
Helge Deller <deller@gmx.de>, Ingo Molnar <mingo@redhat.com>,
Geert Uytterhoeven <geert@linux-m68k.org>,
Russell King <rmk+kernel@arm.linux.org.uk>,
user-mode-linux-devel@lists.sourceforge.net,
microblaze-uclinux@itee.uq.edu.au, Jeff Dike <jdike@addtoit.com>,
Jeff Arnold <jbarnold@MIT.EDU>,
dev-etrax@axis.com, Mikael Starvik <starvik@axis.com>
Subject: Re: [PATCH v2 1/6] Add new macros for page-aligned data and bss sections.
Date: Sat, 02 May 2009 01:02:12 +0200 [thread overview]
Message-ID: <m2tz44o2a3.fsf@igel.home> (raw)
In-Reply-To: <49FB35C4.6060107@zytor.com> (H. Peter Anvin's message of "Fri, 01 May 2009 10:47:48 -0700")
"H. Peter Anvin" <hpa@zytor.com> writes:
> Sam Ravnborg wrote:
>>>
>>> What's wrong with @?
>> arm does not support it :-(
>> I recall it denote a comment in arm assembler.
>>
>> I could do some magic to detect the ARM case but I'm reluctant to do so.
>> I could also ignore the arm issue for now as it is not used by arm,
>> but that strikes me as the wrong approach.
>>
>
> If we really have to use different tokens, I would say:
>
> #ifdef __ARM__
> # define _PROGBITS %progbits /* or whatever */
> # define _NOBITS %nobits
> #else
> # define _PROGBITS @progbits
> # define _NOBITS @nobits
> #endif
GAS has always supported both '@' and '%', so '%' can be used
everywhere.
Andreas.
--
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5
"And now for something completely different."
WARNING: multiple messages have this Message-ID (diff)
From: Andreas Schwab <schwab@linux-m68k.org>
To: "H. Peter Anvin" <hpa@zytor.com>
Cc: Sam Ravnborg <sam@ravnborg.org>,
linux-mips@linux-mips.org, linux-m68k@vger.kernel.org,
linux-ia64@vger.kernel.org, linux-sh@vger.kernel.org,
Denys Vlasenko <vda.linux@googlemail.com>,
Tim Abbott <tabbott@MIT.EDU>,
Heiko Carstens <heiko.carstens@de.ibm.com>,
linuxppc-dev@ozlabs.org, Paul Mackerras <paulus@samba.org>,
Greg Ungerer <gerg@uclinux.org>,
sparclinux@vger.kernel.org, Thomas Gleixner <tglx@linutronix.de>,
linux-s390@vger.kernel.org,
Jesper Nilsson <jesper.nilsson@axis.com>,
Yoshinori Sato <ysato@users.sourceforge.jp>,
Helge Deller <deller@gmx.de>, Ingo Molnar <mingo@redhat.com>,
Geert Uytterhoeven <geert@linux-m68k.org>,
Russell King <rmk+kernel@arm.linux.org.uk>,
user-mode-linux-devel@lists.sourceforge.net,
microblaze-uclinux@itee.uq.edu.au, Jeff Dike <jdike@addtoit.com>,
Jeff Arnold <jbarnold@MIT.EDU>,
dev-etrax@axis.com, Mikael Starvik <starvik@axis.com>,
Cyrill Gorcunov <gorcunov@openvz.org>,
Michal Simek <monstr@monstr.eu>, Waseem Daher <wdaher@MIT.EDU>,
Richard Henderson <rth@twiddle.net>,
Chris Zankel <chris@zankel.net>, Bryan Wu <cooloney@kernel.org>,
Tony Luck <tony.luck@intel.com>,
linux-parisc@vger.kernel.org,
Haavard Skinnemoen <hskinnemoen@atmel.com>,
Hirokazu Takata <takata@linux-m32r.org>,
Linux kernel mailing list <linux-kernel@vger.kernel.org>,
Ralf Baechle <ralf@linux-mips.org>,
Anders Kaseorg <andersk@MIT.EDU>,
Kyle McMartin <kyle@mcmartin.ca>,
Paul Mundt <lethal@linux-sh.org>,
linux-alpha@vger.kernel.org,
Martin Schwidefsky <schwidefsky@de.ibm.com>,
uclinux-dist-devel@blackfin.uclinux.org,
Linus Torvalds <torvalds@linux-foundation.org>,
"David S. Miller" <davem@davemloft.net>
Subject: Re: [PATCH v2 1/6] Add new macros for page-aligned data and bss sections.
Date: Sat, 02 May 2009 01:02:12 +0200 [thread overview]
Message-ID: <m2tz44o2a3.fsf@igel.home> (raw)
In-Reply-To: <49FB35C4.6060107@zytor.com> (H. Peter Anvin's message of "Fri, 01 May 2009 10:47:48 -0700")
"H. Peter Anvin" <hpa@zytor.com> writes:
> Sam Ravnborg wrote:
>>>
>>> What's wrong with @?
>> arm does not support it :-(
>> I recall it denote a comment in arm assembler.
>>
>> I could do some magic to detect the ARM case but I'm reluctant to do so.
>> I could also ignore the arm issue for now as it is not used by arm,
>> but that strikes me as the wrong approach.
>>
>
> If we really have to use different tokens, I would say:
>
> #ifdef __ARM__
> # define _PROGBITS %progbits /* or whatever */
> # define _NOBITS %nobits
> #else
> # define _PROGBITS @progbits
> # define _NOBITS @nobits
> #endif
GAS has always supported both '@' and '%', so '%' can be used
everywhere.
Andreas.
--
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5
"And now for something completely different."
WARNING: multiple messages have this Message-ID (diff)
From: Andreas Schwab <schwab@linux-m68k.org>
To: "H. Peter Anvin" <hpa@zytor.com>
Cc: linux-mips@linux-mips.org, linux-m68k@vger.kernel.org,
linux-ia64@vger.kernel.org, linux-sh@vger.kernel.org,
Denys Vlasenko <vda.linux@googlemail.com>,
Tim Abbott <tabbott@MIT.EDU>,
Heiko Carstens <heiko.carstens@de.ibm.com>,
linuxppc-dev@ozlabs.org, Waseem,
Paul Mackerras <paulus@samba.org>,
Greg Ungerer <gerg@uclinux.org>,
sparclinux@vger.kernel.org, Sam Ravnborg <sam@ravnborg.org>,
Bryan Wu <cooloney@kernel.org>,
linux-s390@vger.kernel.org,
Jesper Nilsson <jesper.nilsson@axis.com>,
Yoshinori Sato <ysato@users.sourceforge.jp>,
"David S. Miller" <davem@davemloft.net>,
Helge Deller <deller@gmx.de>, Ingo Molnar <mingo@redhat.com>,
Geert Uytterhoeven <geert@linux-m68k.org>,
Russell King <rmk+kernel@arm.linux.org.uk>,
user-mode-linux-devel@lists.sourceforge.net,
microblaze-uclinux@itee.uq.edu.au, Jeff Dike <jdike@addtoit.com>,
Jeff Arnold <jbarnold@MIT.EDU>, Michal Simek <monstr@monstr.eu>,
Mikael Starvik <starvik@axis.com>,
Cyrill Gorcunov <gorcunov@openvz.org>,
Thomas Gleixner <tglx@linutronix.de>, Daher <wdaher@MIT.EDU>,
Richard Henderson <rth@twiddle.net>,
Chris Zankel <chris@zankel.net>,
dev-etrax@axis.com, Tony Luck <tony.luck@intel.com>,
Haavard Skinnemoen <hskinnemoen@atmel.com>,
linux-parisc@vger.kernel.org,
Linux kernel mailing list <linux-kernel@vger.kernel.org>,
Ralf Baechle <ralf@linux-mips.org>,
Anders Kaseorg <andersk@MIT.EDU>,
Kyle McMartin <kyle@mcmartin.ca>,
Paul Mundt <lethal@linux-sh.org>,
linux-alpha@vger.kernel.org,
Martin Schwidefsky <schwidefsky@de.ibm.com>,
uclinux-dist-devel@blackfin.uclinux.org,
Linus Torvalds <torvalds@linux-foundation.org>,
Hirokazu Takata <takata@linux-m32r.org>
Subject: Re: [PATCH v2 1/6] Add new macros for page-aligned data and bss sections.
Date: Sat, 02 May 2009 01:02:12 +0200 [thread overview]
Message-ID: <m2tz44o2a3.fsf@igel.home> (raw)
In-Reply-To: <49FB35C4.6060107@zytor.com> (H. Peter Anvin's message of "Fri, 01 May 2009 10:47:48 -0700")
"H. Peter Anvin" <hpa@zytor.com> writes:
> Sam Ravnborg wrote:
>>>
>>> What's wrong with @?
>> arm does not support it :-(
>> I recall it denote a comment in arm assembler.
>>
>> I could do some magic to detect the ARM case but I'm reluctant to do so.
>> I could also ignore the arm issue for now as it is not used by arm,
>> but that strikes me as the wrong approach.
>>
>
> If we really have to use different tokens, I would say:
>
> #ifdef __ARM__
> # define _PROGBITS %progbits /* or whatever */
> # define _NOBITS %nobits
> #else
> # define _PROGBITS @progbits
> # define _NOBITS @nobits
> #endif
GAS has always supported both '@' and '%', so '%' can be used
everywhere.
Andreas.
--
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5
"And now for something completely different."
next prev parent reply other threads:[~2009-05-01 23:02 UTC|newest]
Thread overview: 95+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-04-30 19:54 [PATCH v2 0/6] macros for section name cleanup Tim Abbott
2009-04-30 19:54 ` Tim Abbott
2009-04-30 19:54 ` Tim Abbott
2009-04-30 19:54 ` Tim Abbott
2009-04-30 19:54 ` Tim Abbott
[not found] ` <1241121253-32341-1-git-send-email-tabbott-3s7WtUTddSA@public.gmane.org>
2009-04-30 19:54 ` [PATCH v2 1/6] Add new macros for page-aligned data and bss sections Tim Abbott
2009-04-30 19:54 ` Tim Abbott
2009-04-30 19:54 ` Tim Abbott
2009-04-30 19:54 ` Tim Abbott
2009-04-30 19:54 ` Tim Abbott
[not found] ` <1241121253-32341-2-git-send-email-tabbott-3s7WtUTddSA@public.gmane.org>
2009-04-30 19:54 ` [PATCH v2 2/6] Add new NOSAVE_DATA linker script macro Tim Abbott
2009-04-30 19:54 ` Tim Abbott
2009-04-30 19:54 ` Tim Abbott
2009-04-30 19:54 ` Tim Abbott
2009-04-30 19:54 ` Tim Abbott
2009-04-30 19:54 ` [PATCH v2 3/6] Add new CACHELINE_ALIGNED_DATA " Tim Abbott
2009-04-30 19:54 ` Tim Abbott
2009-04-30 19:54 ` Tim Abbott
2009-04-30 19:54 ` Tim Abbott
2009-04-30 19:54 ` Tim Abbott
2009-04-30 19:54 ` Tim Abbott
2009-04-30 19:54 ` [PATCH v2 4/6] Add new INIT_TASK_DATA() " Tim Abbott
2009-04-30 19:54 ` Tim Abbott
2009-04-30 19:54 ` Tim Abbott
2009-04-30 19:54 ` Tim Abbott
2009-04-30 19:54 ` Tim Abbott
2009-04-30 19:54 ` Tim Abbott
2009-04-30 19:54 ` [PATCH v2 5/6] Add new READ_MOSTLY_DATA(align) " Tim Abbott
2009-04-30 19:54 ` Tim Abbott
2009-04-30 19:54 ` Tim Abbott
2009-04-30 19:54 ` Tim Abbott
2009-04-30 19:54 ` Tim Abbott
2009-04-30 19:54 ` Tim Abbott
2009-04-30 19:54 ` [PATCH v2 6/6] Add support for __read_mostly to linux/cache.h Tim Abbott
2009-04-30 19:54 ` Tim Abbott
2009-04-30 19:54 ` Tim Abbott
2009-04-30 19:54 ` Tim Abbott
2009-04-30 19:54 ` Tim Abbott
2009-05-01 9:21 ` [PATCH v2 2/6] Add new NOSAVE_DATA linker script macro Sam Ravnborg
2009-05-01 9:21 ` Sam Ravnborg
2009-05-01 9:21 ` Sam Ravnborg
2009-05-01 9:21 ` Sam Ravnborg
2009-05-01 9:21 ` Sam Ravnborg
2009-05-01 9:18 ` [PATCH v2 1/6] Add new macros for page-aligned data and bss sections Sam Ravnborg
2009-05-01 9:18 ` Sam Ravnborg
2009-05-01 9:18 ` Sam Ravnborg
2009-05-01 9:18 ` Sam Ravnborg
2009-05-01 9:18 ` Sam Ravnborg
2009-05-01 13:54 ` Tim Abbott
2009-05-01 13:54 ` Tim Abbott
2009-05-01 13:54 ` Tim Abbott
2009-05-01 13:54 ` Tim Abbott
2009-05-01 13:54 ` Tim Abbott
[not found] ` <alpine.DEB.1.10.0905010951100.3955-KERi1O17UK+7LhyUQnA0IJVzexx5G7lz@public.gmane.org>
2009-05-01 16:33 ` H. Peter Anvin
2009-05-01 16:33 ` H. Peter Anvin
2009-05-01 16:33 ` H. Peter Anvin
2009-05-01 16:33 ` H. Peter Anvin
2009-05-01 17:17 ` Sam Ravnborg
2009-05-01 17:17 ` Sam Ravnborg
2009-05-01 17:17 ` Sam Ravnborg
2009-05-01 17:17 ` Sam Ravnborg
[not found] ` <20090501171717.GA26401-QabhHTsIXMSnlFQ6Q1D1Y0B+6BGkLq7r@public.gmane.org>
2009-05-01 17:18 ` H. Peter Anvin
2009-05-01 17:18 ` H. Peter Anvin
2009-05-01 17:18 ` H. Peter Anvin
2009-05-01 17:18 ` H. Peter Anvin
2009-05-01 17:44 ` Sam Ravnborg
2009-05-01 17:44 ` Sam Ravnborg
2009-05-01 17:44 ` Sam Ravnborg
2009-05-01 17:44 ` Sam Ravnborg
[not found] ` <20090501174457.GA26559-QabhHTsIXMSnlFQ6Q1D1Y0B+6BGkLq7r@public.gmane.org>
2009-05-01 17:47 ` H. Peter Anvin
2009-05-01 17:47 ` H. Peter Anvin
2009-05-01 17:47 ` H. Peter Anvin
2009-05-01 17:47 ` H. Peter Anvin
2009-05-01 23:02 ` Andreas Schwab [this message]
2009-05-01 23:02 ` Andreas Schwab
2009-05-01 23:02 ` Andreas Schwab
2009-05-01 9:04 ` [PATCH v2 0/6] macros for section name cleanup Sam Ravnborg
2009-05-01 9:04 ` Sam Ravnborg
2009-05-01 9:04 ` Sam Ravnborg
2009-05-01 9:04 ` Sam Ravnborg
2009-05-01 9:04 ` Sam Ravnborg
2009-05-01 14:21 ` Sam Ravnborg
2009-05-01 14:21 ` Sam Ravnborg
2009-05-01 14:21 ` Sam Ravnborg
2009-05-01 14:21 ` Sam Ravnborg
2009-05-01 14:21 ` Sam Ravnborg
2009-05-01 21:31 ` Sam Ravnborg
2009-05-02 0:48 ` Tim Abbott
2009-05-02 22:01 ` Sam Ravnborg
2009-05-04 14:27 ` Sam Ravnborg
2009-05-04 14:30 ` [PATCH/RFC] Sample conversion of powerpc Sam Ravnborg
2009-05-04 16:32 ` [PATCH v2 0/6] macros for section name cleanup Tim Abbott
2009-05-04 17:42 ` Mike Frysinger
2009-05-04 17:42 ` Mike Frysinger
2009-05-04 17:54 ` Sam Ravnborg
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