Re: [PATCH v4 8/8] x86/boot: fold two MOVs into an ADD

2022-04-05 Thread Roger Pau Monné
On Thu, Mar 31, 2022 at 11:51:02AM +0200, Jan Beulich wrote: > There's no point going through %ax; the addition can be done directly in > %di. > > Signed-off-by: Jan Beulich Acked-by: Roger Pau Monné Thanks, Roger.

[PATCH v4 8/8] x86/boot: fold two MOVs into an ADD

2022-03-31 Thread Jan Beulich
There's no point going through %ax; the addition can be done directly in %di. Signed-off-by: Jan Beulich --- v2: New. --- a/xen/arch/x86/boot/mem.S +++ b/xen/arch/x86/boot/mem.S @@ -24,9 +24,7 @@ get_memory_map: cmpw$E820_BIOS_MAX, bootsym(bios_e820nr) # up to this many entries