Andreas Schwab <sch...@linux-m68k.org> writes:
> binutils >= 2.26 now warns about misuse of register expressions in
> assembler operands that are actually literals, for example:
>
> arch/powerpc/kernel/entry_64.S:535: Warning: invalid register expression
>
> Signed-off-by: Andreas Schwab <sch...@linux-m68k.org>
> ---
> arch/powerpc/include/asm/ppc_asm.h | 2 +-
> arch/powerpc/kernel/swsusp_asm64.S | 2 +-
> arch/powerpc/kvm/book3s_64_slb.S | 2 +-
> arch/powerpc/lib/copypage_power7.S | 14 ++++----
> arch/powerpc/lib/copyuser_power7.S | 66
> +++++++++++++++++++-------------------
> arch/powerpc/lib/memcpy_power7.S | 66
> +++++++++++++++++++-------------------
> arch/powerpc/lib/string_64.S | 2 +-
> 7 files changed, 77 insertions(+), 77 deletions(-)
Thanks. I updated the change log to mention that it's almost always
s/r0/0/.
And I folded in:
diff --git a/arch/powerpc/purgatory/trampoline.S
b/arch/powerpc/purgatory/trampoline.S
index 3696ea6c4826..30277446892c 100644
--- a/arch/powerpc/purgatory/trampoline.S
+++ b/arch/powerpc/purgatory/trampoline.S
@@ -67,7 +67,7 @@ master:
mr %r16,%r3 /* save dt address in reg16 */
li %r4,20
LWZX_BE %r6,%r3,%r4 /* fetch __be32 version number at byte 20 */
- cmpwi %r0,%r6,2 /* v2 or later? */
+ cmpwi %cr0,%r6,2 /* v2 or later? */
blt 1f
li %r4,28
STWX_BE %r17,%r3,%r4 /* Store my cpu as __be32 at byte 28 */
cheers
