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Re: [Tinycc-devel] x86-64


From: shinichiro . h
Subject: Re: [Tinycc-devel] x86-64
Date: Thu, 11 Jun 2009 08:43:19 +0900
User-agent: Wanderlust/2.14.0 (Africa) SEMI/1.14.6 (Maruoka) FLIM/1.14.9 (Goj┼Ź) APEL/10.7 Emacs/22.3 (x86_64-pc-linux-gnu) MULE/5.0 (SAKAKI)

Hi,

> We might need align=16, e.g. for SSE:
> +    add     $15,%rax
> +    and     $-16,%rax

Ah, yes. I forgot about this. Fixed, thanks!

> As to PE32+ (WIN64), there are some differences with calling convention,
> one being that it uses only 4 register for arguments (RDX, RCX, R8, R9)
> --> http://msdn.microsoft.com/en-us/library/ms235286.aspx

Yes. We also need to fix gfunc_call in x86_64-gen, of course. I may be
able to work on this if I have win64 box. But currently I don't have
one.

Thanks,




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