Messages in this thread | | | Subject | Re: [PATCH 12/39] introduce __ASM_REG macro | From | Andi Kleen <> | Date | Sat, 28 Jun 2008 14:09:47 +0200 |
| |
Glauber Costa <gcosta@redhat.com> 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
| |