Re: [PATCH] arch: use ASM_NL instead of ';' for assembler new linecharacter in the macro

From: Max Filippov
Date: Tue Oct 29 2013 - 04:34:40 EST


On Tue, Oct 29, 2013 at 11:57 AM, Chen Gang <gang.chen@xxxxxxxxxxx> wrote:
> On 10/28/2013 07:18 PM, Max Filippov wrote:
>> Hi Chen,
>>
>> On Mon, Oct 28, 2013 at 2:30 PM, Chen Gang <gang.chen@xxxxxxxxxxx> wrote:
>>> > For some toolchains, they use another character as newline in a macro
>>> > (e.g. arc uses '`'), so for generic assembly code, need use ASM_NL (a
>>> > macro) instead of ';' for it.
>>> > Since "linux/export.h" are mainly used for exporting work, then our fix
>>> > more likely belongs to "linux/linkage.h", and we need add the related
>>> > checking in "linkage.h".
>>> >
>>> > Also need notice 80 columns wrap, and '\t' for each line.
>>> >
>>> >
>>> > Signed-off-by: Chen Gang <gang.chen@xxxxxxxxxxx>
>>> > ---
>>> > arch/arc/include/asm/linkage.h | 2 +
>>> > include/asm-generic/vmlinux.lds.h | 350 +++++++++++++++++++------------------
>> Actually vmlinux.lds.h is not an assembly code, but rather a linker script,
>> later preprocessed by cpp.
>>
>
> Consult: do xtensa also has its own ASM_NL?

It works well with common semicolon.

--
Thanks.
-- Max
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