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Re: [m68k] asm regression with 3.3/3.4/3.5
Zack Weinberg <zack@codesourcery.com> writes:
> Andreas Schwab <schwab@suse.de> writes:
>
>> Zack Weinberg <zack@codesourcery.com> writes:
>>
>>> Andreas Schwab <schwab@suse.de> writes:
>>>
>>>> Glibc depends heavily on being able to force a specific register to be
>>>> able to do inline syscalls.
>>>
>>> On the x86 we have a complete set of single-register constraint
>>> letters so this isn't a problem.
>>
>> Yes, but all the other sane architectures don't.
>
> But do all the 'other sane architectures' also use wacky argument-
> passing conventions for system calls?
What's wacky about passing syscall arguments in registers? All linux
architectures do that, independent of the normal function call
conventions.
Andreas.
--
Andreas Schwab, SuSE Labs, schwab@suse.de
SuSE Linux AG, Maxfeldstraße 5, 90409 Nürnberg, Germany
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