On Wed, 2016-11-23 at 13:02:07 UTC, Nicholas Piggin wrote:
> >From 80f23935cadb ("powerpc: Convert cmp to cmpd in idle enter sequence"):
>
> PowerPC's "cmp" instruction has four operands. Normally people write
> "cmpw" or "cmpd" for the second cmp operand 0 or 1. But, frequently
> people forget, and write "cmp" with just three operands.
>
> With older binutils this is silently accepted as if this was "cmpw",
> while often "cmpd" is wanted. With newer binutils GAS will complain
> about this for 64-bit code. For 32-bit code it still silently assumes
> "cmpw" is what is meant.
>
> In this instance the code comes directly from ISA v2.07, including the
> cmp, but cmpd is correct. Backport to stable so that new toolchains can
> build old kernels.
>
> In this case, cmpwi is called for, so this is just a build fix for
> new toolchians.
>
> Stable: v3.0
> Cc: Segher Boessenkool <seg...@kernel.crashing.org>
> Signed-off-by: Nicholas Piggin <npig...@gmail.com>
Applied to powerpc next, thanks.
https://git.kernel.org/powerpc/c/f87f253bac3ce4a4eb2a60a1ae604d
cheers
