Re: [PATCH 12/39] introduce __ASM_REG macro

From: Andi Kleen
Date: Sat Jun 28 2008 - 08:10:48 EST


Glauber Costa <gcosta@xxxxxxxxxx> writes:

> There are situations in which the architecture wants to use the
> register that represents its word-size, whatever it is. For those,
> introduce __ASM_REG in asm.h, along with the first users _ASM_AX
> and _ASM_DX. They have users waiting for it, namely the getuser
> functions.

FYI the ABI of the 64bit get_user was designed for minimal
code size originally. You should check for regressions if you
change that.

-Andi
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